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-------- Message transfÃ©rÃ© --------
Sujet : 	New Version Notification for
draft-francois-dots-ipv6-signal-option-01.txt
Date : 	Mon, 31 Oct 2016 11:37:01 -0700
De : 	internet-drafts@ietf.org
Pour : 	Jerome Francois <jerome.francois@inria.fr>, Giovane Moura
<giovane.moura@sidn.nl>, Abdelkader Lahmadi
<abdelkader.lahmadi@loria.fr>, Marco Davids <marco.davids@sidn.nl>,
Giovane C. M. Moura <giovane.moura@sidn.nl>



A new version of I-D, draft-francois-dots-ipv6-signal-option-01.txt
has been successfully submitted by Jerome Francois and posted to the
IETF repository.

Name:		draft-francois-dots-ipv6-signal-option
Revision:	01
Title:		IPv6 DOTS Signal Option
Document date:	2016-10-31
Group:		Individual Submission
Pages:		15
URL:            https://www.ietf.org/internet-drafts/draft-francois-dots-ipv6-signal-option-01.txt
Status:         https://datatracker.ietf.org/doc/draft-francois-dots-ipv6-signal-option/
Htmlized:       https://tools.ietf.org/html/draft-francois-dots-ipv6-signal-option-01
Diff:           https://www.ietf.org/rfcdiff?url2=draft-francois-dots-ipv6-signal-option-01

Abstract:
   This document specifies an optional fall-back opportunistic method
   that employs the IPv6 Hop-by-Hop options extension header type. It
   allows a DOTS client to send a signaling message over a congested
   network due to a DDoS attack by ''tagging'' bypassing outgoing IPv6
   packets to reach a DOTS server or gateway.


                                                                                  


Please note that it may take a couple of minutes from the time of submission
until the htmlized version and diff are available at tools.ietf.org.

The IETF Secretariat




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            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">SujetÂ :
            </th>
            <td>New Version Notification for
              draft-francois-dots-ipv6-signal-option-01.txt</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">DateÂ : </th>
            <td>Mon, 31 Oct 2016 11:37:01 -0700</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">DeÂ : </th>
            <td><a class="moz-txt-link-abbreviated" href="mailto:internet-drafts@ietf.org">internet-drafts@ietf.org</a></td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">PourÂ : </th>
            <td>Jerome Francois <a class="moz-txt-link-rfc2396E" href="mailto:jerome.francois@inria.fr">&lt;jerome.francois@inria.fr&gt;</a>,
              Giovane Moura <a class="moz-txt-link-rfc2396E" href="mailto:giovane.moura@sidn.nl">&lt;giovane.moura@sidn.nl&gt;</a>, Abdelkader
              Lahmadi <a class="moz-txt-link-rfc2396E" href="mailto:abdelkader.lahmadi@loria.fr">&lt;abdelkader.lahmadi@loria.fr&gt;</a>, Marco Davids
              <a class="moz-txt-link-rfc2396E" href="mailto:marco.davids@sidn.nl">&lt;marco.davids@sidn.nl&gt;</a>, Giovane C. M. Moura
              <a class="moz-txt-link-rfc2396E" href="mailto:giovane.moura@sidn.nl">&lt;giovane.moura@sidn.nl&gt;</a></td>
          </tr>
        </tbody>
      </table>
      <br>
      <br>
      <pre>A new version of I-D, draft-francois-dots-ipv6-signal-option-01.txt
has been successfully submitted by Jerome Francois and posted to the
IETF repository.

Name:		draft-francois-dots-ipv6-signal-option
Revision:	01
Title:		IPv6 DOTS Signal Option
Document date:	2016-10-31
Group:		Individual Submission
Pages:		15
URL:            <a class="moz-txt-link-freetext" href="https://www.ietf.org/internet-drafts/draft-francois-dots-ipv6-signal-option-01.txt">https://www.ietf.org/internet-drafts/draft-francois-dots-ipv6-signal-option-01.txt</a>
Status:         <a class="moz-txt-link-freetext" href="https://datatracker.ietf.org/doc/draft-francois-dots-ipv6-signal-option/">https://datatracker.ietf.org/doc/draft-francois-dots-ipv6-signal-option/</a>
Htmlized:       <a class="moz-txt-link-freetext" href="https://tools.ietf.org/html/draft-francois-dots-ipv6-signal-option-01">https://tools.ietf.org/html/draft-francois-dots-ipv6-signal-option-01</a>
Diff:           <a class="moz-txt-link-freetext" href="https://www.ietf.org/rfcdiff?url2=draft-francois-dots-ipv6-signal-option-01">https://www.ietf.org/rfcdiff?url2=draft-francois-dots-ipv6-signal-option-01</a>

Abstract:
   This document specifies an optional fall-back opportunistic method
   that employs the IPv6 Hop-by-Hop options extension header type. It
   allows a DOTS client to send a signaling message over a congested
   network due to a DDoS attack by ''tagging'' bypassing outgoing IPv6
   packets to reach a DOTS server or gateway.


                                                                                  


Please note that it may take a couple of minutes from the time of submission
until the htmlized version and diff are available at tools.ietf.org.

The IETF Secretariat

</pre>
      <br>
    </div>
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</html>

--------------010605070400090301040707--


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From: "Roman D. Danyliw" <rdd@cert.org>
To: "dots@ietf.org" <dots@ietf.org>
Thread-Topic: Revised Agenda for IETF 97 DOTS Meeting on Nov 18th
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--_000_359EC4B99E040048A7131E0F4E113AFC0104EAE5BDmarathon_
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Hello!
We're scheduled to meet during IETF 97 on Friday, November 18 at 0930 - 113=
0.  The agenda has been revised a few times since the draft was published. =
 The following is the current thinking:

source: https://datatracker.ietf.org/meeting/97/agenda/dots/
=3D=3D=3D=3D
1. Note well, logistics and introduction (chairs, 5 min)

2. Use Case Discussion (15 min)
   - draft-ietf-dots-use-cases-02 (Roland Dobbins, 10 min)
   - Additional use cases discussion (5 min)

3. Requirements Discussion (10 min)
   - draft-ietf-dots-requirements-03 (Andrew Mortensen, 5 min)
   - Additional requirements discussion (5 min)

4. Architecture Discussion (10 min)
   - draft-ietf-dots-architecture-01 (Andrew Mortensen, 5 min)
   - Additional architecture discussion (5 min)

5. Data and Information Model(s) Discussion (15 min)
   - draft-andreasen-dots-info-data-model-01 (Flemming Andreasen, 10 min)
   - Additional discussion (5 min)

6. Protocol Drafts (50 min)
   - draft-teague-dots-protocol-00 (Andrew Mortensen and Nik Teague, 15 min=
)
   - draft-doron-dots-telemetry-00 (TBD, 15 min)
   - draft-reddy-dots-signal-channel-02 (Flemming Andreasen, 10 min)

7. Related Work (20 min)
   - draft-moskowitz-dots-identities-00 (Robert Moskowitz, 10 min)

8. Open Mic (10 min)

9. Closing (chairs, 5 min)
=3D=3D=3D=3D=3D

Safe travels!

Regards,
Roman

--_000_359EC4B99E040048A7131E0F4E113AFC0104EAE5BDmarathon_
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//www.w3.org/TR/REC-html40">
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<p class=3D"MsoNormal">Hello!<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p></o:p></p>
<p class=3D"MsoNormal">We&#8217;re scheduled to meet during IETF 97 on Frid=
ay, November 18 at 0930 &#8211; 1130.&nbsp; The agenda has been revised a f=
ew times since the draft was published.&nbsp; The following is the current =
thinking:<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">source: <a href=3D"https://datatracker.ietf.org/meet=
ing/97/agenda/dots/">
https://datatracker.ietf.org/meeting/97/agenda/dots/</a><o:p></o:p></p>
<p class=3D"MsoNormal">=3D=3D=3D=3D<o:p></o:p></p>
<p class=3D"MsoNormal">1. Note well, logistics and introduction (chairs, 5 =
min)<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">2. Use Case Discussion (15 min) <o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp;&nbsp;- draft-ietf-dots-use-cases-02 (Ro=
land Dobbins, 10 min)<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp; - Additional use cases discussion (5 mi=
n)<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">3. Requirements Discussion (10 min)<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp; - draft-ietf-dots-requirements-03 (Andr=
ew Mortensen, 5 min)<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp; - Additional requirements discussion (5=
 min)<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">4. Architecture Discussion (10 min)<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp; - draft-ietf-dots-architecture-01 (Andr=
ew Mortensen, 5 min)<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp; - Additional architecture discussion (5=
 min)<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">5. Data and Information Model(s) Discussion (15 min)=
<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp; - draft-andreasen-dots-info-data-model-=
01 (Flemming Andreasen, 10 min)<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp; - Additional discussion (5 min)<o:p></o=
:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">6. Protocol Drafts (50 min)<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp; - draft-teague-dots-protocol-00 (Andrew=
 Mortensen and Nik Teague, 15 min)<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp; - draft-doron-dots-telemetry-00 (TBD, 1=
5 min)<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp; - draft-reddy-dots-signal-channel-02 (F=
lemming Andreasen, 10 min)<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">7. Related Work (20 min)<o:p></o:p></p>
<p class=3D"MsoNormal">&nbsp;&nbsp; - draft-moskowitz-dots-identities-00 (R=
obert Moskowitz, 10 min)<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">8. Open Mic (10 min)<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">9. Closing (chairs, 5 min)<o:p></o:p></p>
<p class=3D"MsoNormal">=3D=3D=3D=3D=3D<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Safe travels!<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Regards,<o:p></o:p></p>
<p class=3D"MsoNormal">Roman<o:p></o:p></p>
</div>
</body>
</html>

--_000_359EC4B99E040048A7131E0F4E113AFC0104EAE5BDmarathon_--


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From: "Roman D. Danyliw" <rdd@cert.org>
To: "ehudd@radware.com" <ehudd@radware.com>, "tireddy@cisco.com" <tireddy@cisco.com>, "fandreas@cisco.com" <fandreas@cisco.com>, "Xialiang (Frank)" <frank.xialiang@huawei.com>, kaname nishizuka <kaname@nttv6.jp>
Thread-Topic: Questions about draft-doron-dots-telemetry-00
Thread-Index: AdI7wYm473OfPCFJSFe1ONIXj1qG/g==
Date: Fri, 11 Nov 2016 04:29:37 +0000
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Subject: [Dots] Questions about draft-doron-dots-telemetry-00
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Hello Ehud, Tiru, Flemming, Frank and Kaname!

Thanks for producing and submitting this draft!

Without getting into the details, what did you have in mind with this draft=
.  Specifically:

(1) Is there an undocumented telemetry use case that needs to be added to t=
he use case WG document?  Section 4.0 suggests that.

(2) Is there another protocol draft coming that will incorporate the attrib=
utes enumerated in Section 3?  Or are the existing protocol drafts supposed=
 to adopted these?

(3) What is the relationship you see between this draft and draft-andreasen=
-dots-info-data-model-01 (especially given all the authors on the latter ar=
e in the former as well)?

Thanks,
Roman


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<p class=3D"MsoNormal">Hello Ehud, Tiru, Flemming, Frank and Kaname!<o:p></=
o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Thanks for producing and submitting this draft!<o:p>=
</o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Without getting into the details, what did you have =
in mind with this draft.&nbsp; Specifically:<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">(1) Is there an undocumented telemetry use case that=
 needs to be added to the use case WG document?&nbsp; Section 4.0 suggests =
that.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">(2) Is there another protocol draft coming that will=
 incorporate the attributes enumerated in Section 3?&nbsp; Or are the exist=
ing protocol drafts supposed to adopted these?<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">(3) What is the relationship you see between this dr=
aft and draft-andreasen-dots-info-data-model-01 (especially given all the a=
uthors on the latter are in the former as well)?<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Thanks,<o:p></o:p></p>
<p class=3D"MsoNormal">Roman<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
</div>
</body>
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--_000_359EC4B99E040048A7131E0F4E113AFC0104EAE8B8marathon_--


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From: "Roman D. Danyliw" <rdd@cert.org>
To: Robert Moskowitz <rgm@htt-consult.com>, "Xialiang (Frank)" <frank.xialiang@huawei.com>, Daniel Migault <daniel.migault@ericsson.com>, "Mortensen, Andrew" <amortensen@arbor.net>
Thread-Topic: Questions about draft-moskowitz-dots-identities-00
Thread-Index: AdI7vmbRstk6tS6tShW+0UHTH/Bmgg==
Date: Fri, 11 Nov 2016 04:29:33 +0000
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Hello Bob, Frank, Daniel and Andrew!

Thanks for producing and submitting this draft!

(chair hat off)

The document lays out the a strong case in Section 1 about why in the abstr=
act human readable names have problems.  Section 1.1 and 1.2 highlight alte=
rnatives.  However, I'm having difficulty linking these approaches with spe=
cific applications in a particular DOTS protocol draft.  Can you share a bi=
t more of what you had in mind in applying 802.1AR or RFC7401?

Thanks,
Roman


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<p class=3D"MsoNormal">Hello Bob, Frank, Daniel and Andrew!<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Thanks for producing and submitting this draft!<o:p>=
</o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">(chair hat off)<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">The document lays out the a strong case in Section 1=
 about why in the abstract human readable names have problems.&nbsp; Sectio=
n 1.1 and 1.2 highlight alternatives. &nbsp;However, I&#8217;m having diffi=
culty linking these approaches with specific applications
 in a particular DOTS protocol draft.&nbsp; Can you share a bit more of wha=
t you had in mind in applying 802.1AR or RFC7401?<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Thanks,<o:p></o:p></p>
<p class=3D"MsoNormal">Roman<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
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To: "Roman D. Danyliw" <rdd@cert.org>, "Xialiang (Frank)" <frank.xialiang@huawei.com>, Daniel Migault <daniel.migault@ericsson.com>, "Mortensen, Andrew" <amortensen@arbor.net>
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From: Robert Moskowitz <rgm@htt-consult.com>
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Subject: Re: [Dots] Questions about draft-moskowitz-dots-identities-00
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I had limited time and thought organization to 'get it all down' and 
still working.

Almost regardless of the security mechanism used for DOTS transport(s), 
identities are crucial and called out in the requirements draft for 
'mutual authentication'  (I would have to pull up the draft.  I will add 
a section on this on identities-01). So what are the identities used for 
mutual authentication?

X.509 certs are often used for this, but how does a machine acquire its 
cert?  A very involved and painful human controlled process or something 
better?  IEEE 802.1AR lays the groundwork for device identities.  ANIMA 
and NETCONF are working on leveraging this.  I have spoken with Max and 
others, and have my thoughts on how to do close to a 'zerotouch' for 
certificates in DOTS agents.

As to RawPublicKeys, it again comes down to the security protocol. DTLS 
with CoAP particularly uses RawPublicKeys.  Or there is HIP/ESP or other 
work I am doing where HITs can fit the bill.

So I am laying out here how identities are setup.  I will send you my 
transport thoughts that have been going between Frank, Sue Hares, and me 
shortly.

On 11/11/2016 01:29 PM, Roman D. Danyliw wrote:
>
> Hello Bob, Frank, Daniel and Andrew!
>
> Thanks for producing and submitting this draft!
>
> (chair hat off)
>
> The document lays out the a strong case in Section 1 about why in the 
> abstract human readable names have problems.  Section 1.1 and 1.2 
> highlight alternatives.  However, I’m having difficulty linking these 
> approaches with specific applications in a particular DOTS protocol 
> draft. Can you share a bit more of what you had in mind in applying 
> 802.1AR or RFC7401?
>
> Thanks,
>
> Roman
>


--------------BF1E534C44E7A42D90455384
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    I had limited time and thought organization to 'get it all down' and
    still working.<br>
    <br>
    Almost regardless of the security mechanism used for DOTS
    transport(s), identities are crucial and called out in the
    requirements draft for 'mutual authentication'  (I would have to
    pull up the draft.  I will add a section on this on identities-01). 
    So what are the identities used for mutual authentication?<br>
    <br>
    X.509 certs are often used for this, but how does a machine acquire
    its cert?  A very involved and painful human controlled process or
    something better?  IEEE 802.1AR lays the groundwork for device
    identities.  ANIMA and NETCONF are working on leveraging this.  I
    have spoken with Max and others, and have my thoughts on how to do
    close to a 'zerotouch' for certificates in DOTS agents.<br>
    <br>
    As to RawPublicKeys, it again comes down to the security protocol. 
    DTLS with CoAP particularly uses RawPublicKeys.  Or there is HIP/ESP
    or other work I am doing where HITs can fit the bill.<br>
    <br>
    So I am laying out here how identities are setup.  I will send you
    my transport thoughts that have been going between Frank, Sue Hares,
    and me shortly.<br>
    <br>
    <div class="moz-cite-prefix">On 11/11/2016 01:29 PM, Roman D.
      Danyliw wrote:<br>
    </div>
    <blockquote
      cite="mid:359EC4B99E040048A7131E0F4E113AFC0104EAE8B1@marathon"
      type="cite">
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      <div class="WordSection1">
        <p class="MsoNormal">Hello Bob, Frank, Daniel and Andrew!<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">Thanks for producing and submitting this
          draft!<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">(chair hat off)<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">The document lays out the a strong case in
          Section 1 about why in the abstract human readable names have
          problems.  Section 1.1 and 1.2 highlight alternatives.
           However, I’m having difficulty linking these approaches with
          specific applications in a particular DOTS protocol draft. 
          Can you share a bit more of what you had in mind in applying
          802.1AR or RFC7401?<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">Thanks,<o:p></o:p></p>
        <p class="MsoNormal">Roman<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
      </div>
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--------------BF1E534C44E7A42D90455384--


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From: "Roman D. Danyliw" <rdd@cert.org>
To: Flemming Andreasen <fandreas@cisco.com>, "'Tirumaleswar Reddy (tireddy)'" <tireddy@cisco.com>
Thread-Topic: draft-andreasen-dots-info-data-model-01 feedback
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Date: Fri, 11 Nov 2016 14:50:48 +0000
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Subject: [Dots] draft-andreasen-dots-info-data-model-01 feedback
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Hello Flemming and Tiru!

(chair hat off)
In reading through draft-andreasen-dots-info-data-model-01, I had the follo=
wing comments/questions:

(1) The title suggests that the goal is for an information _and_ data model=
 to be documented.  I didn't see much distinction made between the two in t=
he text.  Is the thinking to cover both?

(2) I really like the enumeration of information elements in Section 3.4 an=
d think this will be helpful for the authors of the solutions drafts.  I st=
ruggled with the Section 3.2 a bit and may not fully understand what you ha=
d in mind.  My thinking for an information model document would be enumerat=
ing and describing information elements; and where appropriate, the interre=
lationship between them.  The current text seems to go one step further wit=
h protocol semantics and abstract message formats.  I would have considered=
 these out of scope for an information model.

(3) In Section 3.1, the parameters categorized as mandatory, optional and e=
xtensions.  Is the text implying that these are three mutually exclusive ca=
tegories?  For example, an extension, when used, cannot have mandatory fiel=
ds?

(4) Section 3.1 - 3.3 discuss message parameters.  Section 3.4 enumerates i=
nformation elements.  The link between parameters and information elements =
is never explicitly stated.

Roman




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<p class=3D"MsoNormal">Hello Flemming and Tiru!<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">(chair hat off)<o:p></o:p></p>
<p class=3D"MsoNormal">In reading through draft-andreasen-dots-info-data-mo=
del-01, I had the following comments/questions:<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">(1) The title suggests that the goal is for an infor=
mation _and_ data model to be documented.&nbsp; I didn&#8217;t see much dis=
tinction made between the two in the text.&nbsp; Is the thinking to cover b=
oth?
<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">(2) I really like the enumeration of information ele=
ments in Section 3.4 and think this will be helpful for the authors of the =
solutions drafts.&nbsp; I struggled with the Section 3.2 a bit and may not =
fully understand what you had in mind.&nbsp;
 My thinking for an information model document would be enumerating and des=
cribing information elements; and where appropriate, the interrelationship =
between them.&nbsp; The current text seems to go one step further with prot=
ocol semantics and abstract message formats.
 &nbsp;I would have considered these out of scope for an information model.=
<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">(3) In Section 3.1, the parameters categorized as ma=
ndatory, optional and extensions.&nbsp; Is the text implying that these are=
 three mutually exclusive categories?&nbsp; For example, an extension, when=
 used, cannot have mandatory fields?
<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">(4) Section 3.1 - 3.3 discuss message parameters.&nb=
sp; Section 3.4 enumerates information elements.&nbsp; The link between par=
ameters and information elements is never explicitly stated.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Roman<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
</div>
</body>
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From: "Roman D. Danyliw" <rdd@cert.org>
To: "rdobbins@arbor.net" <rdobbins@arbor.net>, Daniel Migault <daniel.migault@ericsson.com>, Robert Moskowitz <rgm@htt-consult.com>, "Teague, Nik" <nteague@verisign.com>, "Xialiang (Frank)" <frank.xialiang@huawei.com>
Thread-Topic: Feedback on draft-ietf-dots-use-cases-02
Thread-Index: AdI8Vz5mHmnppw8DR6aAFuUtzCRGpw==
Date: Fri, 11 Nov 2016 21:27:34 +0000
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Subject: [Dots] Feedback on draft-ietf-dots-use-cases-02
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Hello Roland, Daniel, Bob, Nik and Frank!

(Chair hat off)

Thanks for producing this -02 draft.  The following is feedback from review=
ing this draft:

=3D=3D[ Section 3 ]=3D=3D

** It's stated that "[a]ll scenarios presents [sic] a coordination between =
the DDoS target, the DDoS attack telemetry and the mitigator".  These three=
 terms of "target", "attack telemetry" and "mitigator" are not the same.  "=
target" and "mitigator" are elements of the architecture.  "Attack telemetr=
y" is data that is exchanged.  I'm not sure how these dissimilar things can=
 be coordinated together.  Also per the definitions in the requirements doc=
ument, "DDoS target" should be "DDoS attack target".

=3D=3D[ Section 3.1 ]=3D=3D

** The use case name, "CPE Intra-domain ...", is misleading.  Yes, the equi=
pment is at the customer location, but the significant property about these=
 devices is not their location but their inability to send telemetry (or an=
ything beyond "help is needed").  Their characterization as "very basic equ=
ipment" is vague and unclear.  I'd recommend using a different name for thi=
s use case and alternative language to characterize these devices.

** The acronym "CPE" is not spelled out the first time it is used.

** A reference to "the upstream equipment belong [sic] to the same domain" =
is made.  What makes a domain is not made clear.  Given that a distinction =
is being made between intra and inter domain use cases, it would be valuabl=
e to expand on this key idea.

** The statement "that a specific contract is established between the CPE .=
.." is made.  What kind of contract?  Legal?  It should be explicitly state=
d.

** The statement "[t]he CPE and concerned traffic is likely to be identifie=
d by the source of the alert" is made.  What is "concerned traffic"?  Also,=
 what is meant by the CPE being "identified by the source of the alert"?

** The statement "[t]he DDoS mitigation service may be activated only for t=
he traffic associated to the CPE sending the alert or instead to the traffi=
c associated to all CPEs" is made.  What is meant by "all CPEs" isn't clear=
.

=3D=3D[ Section 3.2 ]=3D=3D

** As noted for Section 3.1, this use case name, "Service/System" isn't cle=
ar.  The distinguishing property of the devices being highlighted in this u=
se case seems to be that they are capable of generating telemetry.  Their c=
haracterization as "specialized equipment" isn't clear.

** The second paragraph states "[s]imilarly when an attack is detected by t=
he target service."  In this context, it isn't clear what a target service =
is.

** In the next sentence, "[t]he destination of the alert is likely to recei=
ve alert [sic] from multiple different services".  In this context, which s=
ervices and destinations are being referenced?

** In the next sentence, "Such information is likely to be trusted and cons=
idered by the mitigator to apply the appropriate security appliance".  In t=
his context, what is a security appliance?

** In the third paragraph, there are multiple references to an "analysis ph=
ase".  What lifecycle are those phases references?  What happens before and=
 after "analysis"?

=3D=3D[ Section 3.3 ]=3D=3D

** The way this use cases is written is inconsistent with Section 3.1 and 3=
.2.  In those use cases, the scenario was framed in terms of the capabiliti=
es of the DOTS client.  This scenario is framed around what is added to the=
 alert sent to the DOTS server.  What does this suggest about the capabilit=
ies of the DOTS client?

=3D=3D[ Section 3.4 ]=3D=3D

** This section describes a use case that arises when there are inter-domai=
n issues.  However, there is no treatment of why deployments are inter vs. =
intra domain makes any difference.

=3D=3D[ Section 4.0 ]=3D=3D

** The sentence "A DOTS Client or DOTS Server can be hosted on different no=
des which are associated with different functionalities and thus leading to=
 different expectations from DOTS".  What is meant by "different functional=
ities" and "expectations of DOTS" isn't clear to me.

=3D=3D[ Section 4.1 ]=3D=3D

** The first paragraph restates the role of DOTS client.  A similar, but mo=
re concise and descriptive description is already found in Section 2.2.1 of=
 the architecture draft.  I'd recommend only one place for this text.

** DOTS client (a).(i) reads "target attack" but likely should be "attack t=
arget"

** The purpose of this section isn't clear to me.  Paragraph 3 ("When the D=
OTS Client is hosted ...") appears to restate and expound about the use cas=
e in Section 3.1.  The same is true for Paragraph 4 ("When the DOTS Client =
is hosted on a monitoring system ...") relative to Section 3.2; and Paragra=
ph 5 - 6 to Section 3.3.

=3D=3D[ Section 4.2 ]=3D=3D

** The first paragraph ("DOTS Servers terminate ...") doesn't appear to be =
consistent with Figure 1 in the architecture draft.

** In the second paragraph, it is stated that "Some DOTS Clients do not exp=
ect any interaction from the DOTS Server".  This seems to conflict with the=
 examples in the Appendix.

=3D=3D[ Section 4.3 ]=3D=3D

I don't disagree with the content, but need help understanding how this sec=
tion clarifies the use cases.

Regards,
Roman



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<div class=3D"WordSection1">
<p class=3D"MsoNormal">Hello Roland, Daniel, Bob, Nik and Frank!<o:p></o:p>=
</p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">(Chair hat off)<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Thanks for producing this -02 draft.&nbsp; The follo=
wing is feedback from reviewing this draft:<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">=3D=3D[ Section 3 ]=3D=3D<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** It&#8217;s stated that &#8220;[a]ll scenarios pre=
sents [sic] a coordination between the DDoS target, the DDoS attack telemet=
ry and the mitigator&#8221;.&nbsp; These three terms of &#8220;target&#8221=
;, &#8220;attack telemetry&#8221; and &#8220;mitigator&#8221; are not the s=
ame.&nbsp; &#8220;target&#8221; and
 &#8220;mitigator&#8221; are elements of the architecture.&nbsp; &#8220;Att=
ack telemetry&#8221; is data that is exchanged.&nbsp; I&#8217;m not sure ho=
w these dissimilar things can be coordinated together.&nbsp; Also per the d=
efinitions in the requirements document, &#8220;DDoS target&#8221; should b=
e &#8220;DDoS attack
 target&#8221;.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">=3D=3D[ Section 3.1 ]=3D=3D<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** The use case name, &#8220;CPE Intra-domain &#8230=
;&#8221;, is misleading.&nbsp; Yes, the equipment is at the customer locati=
on, but the significant property about these devices is not their location =
but their inability to send telemetry (or anything beyond
 &#8220;help is needed&#8221;).&nbsp; Their characterization as &#8220;very=
 basic equipment&#8221; is vague and unclear.&nbsp; I&#8217;d recommend usi=
ng a different name for this use case and alternative language to character=
ize these devices.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** The acronym &#8220;CPE&#8221; is not spelled out =
the first time it is used.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** A reference to &#8220;the upstream equipment belo=
ng [sic] to the same domain&#8221; is made.&nbsp; What makes a domain is no=
t made clear.&nbsp; Given that a distinction is being made between intra an=
d inter domain use cases, it would be valuable to expand
 on this key idea.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** The statement &#8220;that a specific contract is =
established between the CPE &#8230;&#8221; is made.&nbsp; What kind of cont=
ract?&nbsp; Legal?&nbsp; It should be explicitly stated.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** The statement &#8220;[t]he CPE and concerned traf=
fic is likely to be identified by the source of the alert&#8221; is made.&n=
bsp; What is &#8220;concerned traffic&#8221;?&nbsp; Also, what is meant by =
the CPE being &#8220;identified by the source of the alert&#8221;?<o:p></o:=
p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** The statement &#8220;[t]he DDoS mitigation servic=
e may be activated only for the traffic associated to the CPE sending the a=
lert or instead to the traffic associated to all CPEs&#8221; is made.&nbsp;=
 What is meant by &#8220;all CPEs&#8221; isn&#8217;t clear.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">=3D=3D[ Section 3.2 ]=3D=3D<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** As noted for Section 3.1, this use case name, &#8=
220;Service/System&#8221; isn&#8217;t clear.&nbsp; The distinguishing prope=
rty of the devices being highlighted in this use case seems to be that they=
 are capable of generating telemetry.&nbsp; Their characterization
 as &#8220;specialized equipment&#8221; isn&#8217;t clear.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** The second paragraph states &#8220;[s]imilarly wh=
en an attack is detected by the target service.&#8221;&nbsp; In this contex=
t, it isn&#8217;t clear what a target service is.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** In the next sentence, &#8220;[t]he destination of=
 the alert is likely to receive alert [sic] from multiple different service=
s&#8221;.&nbsp; In this context, which services and destinations are being =
referenced?<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** In the next sentence, &#8220;Such information is =
likely to be trusted and considered by the mitigator to apply the appropria=
te security appliance&#8221;.&nbsp; In this context, what is a security app=
liance?<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** In the third paragraph, there are multiple refere=
nces to an &#8220;analysis phase&#8221;.&nbsp; What lifecycle are those pha=
ses references?&nbsp; What happens before and after &#8220;analysis&#8221;?=
<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">=3D=3D[ Section 3.3 ]=3D=3D<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** The way this use cases is written is inconsistent=
 with Section 3.1 and 3.2.&nbsp; In those use cases, the scenario was frame=
d in terms of the capabilities of the DOTS client.&nbsp; This scenario is f=
ramed around what is added to the alert sent
 to the DOTS server.&nbsp; What does this suggest about the capabilities of=
 the DOTS client?<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">=3D=3D[ Section 3.4 ]=3D=3D<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** This section describes a use case that arises whe=
n there are inter-domain issues.&nbsp; However, there is no treatment of wh=
y deployments are inter vs. intra domain makes any difference.<o:p></o:p></=
p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">=3D=3D[ Section 4.0 ]=3D=3D<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** The sentence &#8220;A DOTS Client or DOTS Server =
can be hosted on different nodes which are associated with different functi=
onalities and thus leading to different expectations from DOTS&#8221;.&nbsp=
; What is meant by &#8220;different functionalities&#8221; and
 &#8220;expectations of DOTS&#8221; isn&#8217;t clear to me.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">=3D=3D[ Section 4.1 ]=3D=3D<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** The first paragraph restates the role of DOTS cli=
ent. &nbsp;A similar, but more concise and descriptive description is alrea=
dy found in Section 2.2.1 of the architecture draft.&nbsp; I&#8217;d recomm=
end only one place for this text.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** DOTS client (a).(i) reads &#8220;target attack&#8=
221; but likely should be &#8220;attack target&#8221;<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** The purpose of this section isn&#8217;t clear to =
me.&nbsp; Paragraph 3 (&#8220;When the DOTS Client is hosted &#8230;&#8221;=
) appears to restate and expound about the use case in Section 3.1.&nbsp; T=
he same is true for Paragraph 4 (&#8220;When the DOTS Client is hosted on
 a monitoring system &#8230;&#8221;) relative to Section 3.2; and Paragraph=
 5 &#8211; 6 to Section 3.3.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">=3D=3D[ Section 4.2 ]=3D=3D<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** The first paragraph (&#8220;DOTS Servers terminat=
e &#8230;&#8221;) doesn&#8217;t appear to be consistent with Figure 1 in th=
e architecture draft.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">** In the second paragraph, it is stated that &#8220=
;Some DOTS Clients do not expect any interaction from the DOTS Server&#8221=
;.&nbsp; This seems to conflict with the examples in the Appendix.<o:p></o:=
p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">=3D=3D[ Section 4.3 ]=3D=3D<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">I don&#8217;t disagree with the content, but need he=
lp understanding how this section clarifies the use cases.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Regards,<o:p></o:p></p>
<p class=3D"MsoNormal">Roman<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
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References: <359EC4B99E040048A7131E0F4E113AFC0104EAEB7B@marathon>
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Subject: Re: [Dots] draft-andreasen-dots-info-data-model-01 feedback
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On 11/11/16 9:50 AM, Roman D. Danyliw wrote:
>
> Hello Flemming and Tiru!
>
> (chair hat off)
>
> In reading through draft-andreasen-dots-info-data-model-01, I had the 
> following comments/questions:
>
> (1) The title suggests that the goal is for an information _and_ data 
> model to be documented.  I didn’t see much distinction made between 
> the two in the text.  Is the thinking to cover both?
>
I'm not so sure at this point. We have a number of protocol draft 
proposals at this point, each of which basically include their own data 
model. The idea with this draft was to come up with a protocol agnostic 
way of representing the information that was needed for DOTS, so 
contrary to my original claim, it is probably headed more in the way of 
an information model draft.


> (2) I really like the enumeration of information elements in Section 
> 3.4 and think this will be helpful for the authors of the solutions 
> drafts.  I struggled with the Section 3.2 a bit and may not fully 
> understand what you had in mind.  My thinking for an information model 
> document would be enumerating and describing information elements; and 
> where appropriate, the interrelationship between them.  The current 
> text seems to go one step further with protocol semantics and abstract 
> message formats.  I would have considered these out of scope for an 
> information model.
>
I found it difficult to come up with what information elements we want 
to have without some kind of "information exchange model" in mind and 
hence what you see in Section 3.2 is an attempt at a protocol agnostic 
way of describing this in the form of a logical API, while adhering to 
the overall requirements and architecture (e.g. signal channel with 
request/response for some exchanges while others need to work 
unidirectionally, plus a data channel). The API can map to any 
underlying protocol you desire (e.g. HTTP, COAP, protobufs, or something 
else running on top of your favorite transport) and there are no 
assumptions or requirements around exactly how that mapping is done 
(e.g. 1:1 in terms of messages or not).


> (3) In Section 3.1, the parameters categorized as mandatory, optional 
> and extensions.  Is the text implying that these are three mutually 
> exclusive categories?  For example, an extension, when used, cannot 
> have mandatory fields?
>
I suppose an extension can always define its own internal structure with 
some parts mandatory and some not, but the intent was that a particular 
extension is either supported by a particular implementation or not.

> (4) Section 3.1 - 3.3 discuss message parameters.  Section 3.4 
> enumerates information elements.  The link between parameters and 
> information elements is never explicitly stated.
>
We'll fix that in the next version.


Thanks for the comments Roman

-- Flemming


> Roman
>


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    <div class="moz-cite-prefix">On 11/11/16 9:50 AM, Roman D. Danyliw
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    </div>
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      <div class="WordSection1">
        <p class="MsoNormal">Hello Flemming and Tiru!<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">(chair hat off)<o:p></o:p></p>
        <p class="MsoNormal">In reading through
          draft-andreasen-dots-info-data-model-01, I had the following
          comments/questions:<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">(1) The title suggests that the goal is for
          an information _and_ data model to be documented.  I didn’t
          see much distinction made between the two in the text.  Is the
          thinking to cover both?
          <o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
      </div>
    </blockquote>
    I'm not so sure at this point. We have a number of protocol draft
    proposals at this point, each of which basically include their own
    data model. The idea with this draft was to come up with a protocol
    agnostic way of representing the information that was needed for
    DOTS, so contrary to my original claim, it is probably headed more
    in the way of an information model draft. <br>
    <br>
    <br>
    <blockquote
      cite="mid:359EC4B99E040048A7131E0F4E113AFC0104EAEB7B@marathon"
      type="cite">
      <div class="WordSection1">
        <p class="MsoNormal">(2) I really like the enumeration of
          information elements in Section 3.4 and think this will be
          helpful for the authors of the solutions drafts.  I struggled
          with the Section 3.2 a bit and may not fully understand what
          you had in mind.  My thinking for an information model
          document would be enumerating and describing information
          elements; and where appropriate, the interrelationship between
          them.  The current text seems to go one step further with
          protocol semantics and abstract message formats.  I would have
          considered these out of scope for an information model.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
      </div>
    </blockquote>
    I found it difficult to come up with what information elements we
    want to have without some kind of "information exchange model" in
    mind and hence what you see in Section 3.2 is an attempt at a
    protocol agnostic way of describing this in the form of a logical
    API, while adhering to the overall requirements and architecture
    (e.g. signal channel with request/response for some exchanges while
    others need to work unidirectionally, plus a data channel). The API
    can map to any underlying protocol you desire (e.g. HTTP, COAP,
    protobufs, or something else running on top of your favorite
    transport) and there are no assumptions or requirements around
    exactly how that mapping is done (e.g. 1:1 in terms of messages or
    not). <br>
    <br>
    <br>
    <blockquote
      cite="mid:359EC4B99E040048A7131E0F4E113AFC0104EAEB7B@marathon"
      type="cite">
      <div class="WordSection1">
        <p class="MsoNormal">(3) In Section 3.1, the parameters
          categorized as mandatory, optional and extensions.  Is the
          text implying that these are three mutually exclusive
          categories?  For example, an extension, when used, cannot have
          mandatory fields?
          <o:p></o:p></p>
      </div>
    </blockquote>
    I suppose an extension can always define its own internal structure
    with some parts mandatory and some not, but the intent was that a
    particular extension is either supported by a particular
    implementation or not. <br>
    <br>
    <blockquote
      cite="mid:359EC4B99E040048A7131E0F4E113AFC0104EAEB7B@marathon"
      type="cite">
      <div class="WordSection1">
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">(4) Section 3.1 - 3.3 discuss message
          parameters.  Section 3.4 enumerates information elements.  The
          link between parameters and information elements is never
          explicitly stated.<o:p></o:p></p>
      </div>
    </blockquote>
    We'll fix that in the next version. <br>
    <br>
    <br>
    Thanks for the comments Roman <br>
    <br>
    -- Flemming <br>
    <br>
    <br>
    <blockquote
      cite="mid:359EC4B99E040048A7131E0F4E113AFC0104EAEB7B@marathon"
      type="cite">
      <div class="WordSection1">
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">Roman<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
      </div>
    </blockquote>
    <br>
  </body>
</html>

--------------07A4182A1F952E19EB7F8B72--


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From: "Tobias Gondrom" <tobias.gondrom@gondrom.org>
To: <dots@ietf.org>
Date: Mon, 14 Nov 2016 12:38:56 +0800
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Subject: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17 at 12:00-14:00 at room Studio 7 on the 6th floor
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Dear DOTS team, 

 

Following our good experience at the last meeting, we would like to propose
also for this meeting two design team meeting slots. 

As at the last meeting lunch meetings seemed to have had the least
conflicts, we suggest to continue with that. 

 

We would propose the following two slots and arranged a room for that. 

If these slots do not work or have serious conflicts, please let us know. 

 

1. Design Team meeting: Use cases

Tuesday Nov-15 12:00 - 14:00KST

Room: Studio 7, on 6th floor. 

Some questions for this meeting: 

- how can we improve the quality of the use case document? 

- have the inter-domain use cases been properly included in the use case
draft? 

- have the use cases from the telemetry draft been sufficiently included in
the use case draft? 

 

2. Design Team meeting: Protocol discussion

Thursday Nov-17 12:00 - 14:00KST

Room: Studio 7, on 6th floor. 

Some questions for this meeting: 

- protocols

- what messages are exchanged, contents of messages

- relationship with info-model draft

- converging and getting to protocol WG draft

 

Best regards, 

 

Tobias & Roman

(DOTS WG chairs)

 

 

Ps.: and a reminder: our DOTS WG meeting will be on Friday morning, 9:30am
(Korean time) 

 

 


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link=3D"#0563C1" vlink=3D"#954F72"><div class=3DWordSection1><p =
class=3DMsoNormal>Dear DOTS team, <o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>Following =
our good experience at the last meeting, we would like to propose also =
for this meeting two design team meeting slots. <o:p></o:p></p><p =
class=3DMsoNormal>As at the last meeting lunch meetings seemed to have =
had the least conflicts, we suggest to continue with that. =
<o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal>We would propose the following two slots and arranged =
a room for that. <o:p></o:p></p><p class=3DMsoNormal>If these slots do =
not work or have serious conflicts, please let us know. =
<o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal><b>1. Design Team meeting: Use =
cases<o:p></o:p></b></p><p class=3DMsoNormal><b>Tuesday Nov-15 12:00 - =
14:00KST<o:p></o:p></b></p><p class=3DMsoNormal><b>Room: Studio 7, on =
6<sup>th</sup> floor. <o:p></o:p></b></p><p class=3DMsoNormal>Some =
questions for this meeting: <o:p></o:p></p><p class=3DMsoNormal>- how =
can we improve the quality of the use case document? <o:p></o:p></p><p =
class=3DMsoNormal>- have the inter-domain use cases been properly =
included in the use case draft? <o:p></o:p></p><p class=3DMsoNormal>- =
have the use cases from the telemetry draft been sufficiently included =
in the use case draft? <o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal><b>2. Design =
Team meeting: Protocol discussion<o:p></o:p></b></p><p =
class=3DMsoNormal><b>Thursday Nov-17 12:00 - =
14:00KST<o:p></o:p></b></p><p class=3DMsoNormal><b>Room: Studio 7, on =
6<sup>th</sup> floor. <o:p></o:p></b></p><p class=3DMsoNormal>Some =
questions for this meeting: <o:p></o:p></p><p class=3DMsoNormal>- =
protocols<o:p></o:p></p><p class=3DMsoNormal>- what messages are =
exchanged, contents of messages<o:p></o:p></p><p class=3DMsoNormal>- =
relationship with info-model draft<o:p></o:p></p><p class=3DMsoNormal>- =
converging and getting to protocol WG draft<o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>Best =
regards, <o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal>Tobias &amp; Roman<o:p></o:p></p><p =
class=3DMsoNormal>(DOTS WG chairs)<o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>Ps.: and a =
reminder: our DOTS WG meeting will be on Friday morning, 9:30am (Korean =
time) <o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p></div></body></html>
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Cc: "Roman D. Danyliw" <rdd@cert.org>, dots@ietf.org
Subject: Re: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17 at 12:00-14:00 at room Studio 7 on the 6th floor
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On 14 Nov 2016, at 11:38, Tobias Gondrom wrote:

> Tuesday Nov-15 12:00 - 14:00KST

I can't make this meeting time - can we do it after the afternoon 
session, about 1900?

Thanks!

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>


From nobody Sun Nov 13 22:05:50 2016
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From: "Tobias Gondrom" <tobias.gondrom@gondrom.org>
To: "'Roland Dobbins'" <rdobbins@arbor.net>, <dots@ietf.org>
Date: Mon, 14 Nov 2016 14:05:23 +0800
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Cc: "'Roman D. Danyliw'" <rdd@cert.org>
Subject: Re: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17 at 12:00-14:00 at room Studio 7 on the 6th floor - change to Tue 19:00?
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Hi Roland, hi all, 

Thanks for the feedback. 
Yes, we could also do the design team meeting on Tuesday after the afternoon
session at 19:00. 

@all design team interested:
Please confirm that Tuesday Nov-15 at 19:00 would be ok for you? 
(if I receive no objections until tonight midnight KST, we will move this to
tomorrow evening. 
If we get other conflicts with the evening slot (19:00-20:30), we will keep
it at lunch time.)

Btw. design team meetings are open to all interested. We hope the main
authors for documents that touch use cases will attend, but it is also open
to all interested. 

Cheers and see you soon. 

Safe travels, Tobias


-----Original Message-----
From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Roland Dobbins
Sent: Monday, November 14, 2016 13:53
To: Tobias Gondrom <tobias.gondrom@gondrom.org>
Cc: Roman D. Danyliw <rdd@cert.org>; dots@ietf.org
Subject: Re: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17
at 12:00-14:00 at room Studio 7 on the 6th floor

On 14 Nov 2016, at 11:38, Tobias Gondrom wrote:

> Tuesday Nov-15 12:00 - 14:00KST

I can't make this meeting time - can we do it after the afternoon session,
about 1900?

Thanks!

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>

_______________________________________________
Dots mailing list
Dots@ietf.org
https://www.ietf.org/mailman/listinfo/dots


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From: "Teague, Nik" <nteague@verisign.com>
To: Tobias Gondrom <tobias.gondrom@gondrom.org>, "'Roland Dobbins'" <rdobbins@arbor.net>, "dots@ietf.org" <dots@ietf.org>
Thread-Topic: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17 at 12:00-14:00 at room Studio 7 on the 6th floor - change to Tue 19:00?
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Subject: Re: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17 at 12:00-14:00 at room Studio 7 on the 6th floor - change to Tue 19:00?
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From: Daniel Migault <daniel.migault@ericsson.com>
Date: Mon, 14 Nov 2016 02:01:01 -0500
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Subject: Re: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17 at 12:00-14:00 at room Studio 7 on the 6th floor - change to Tue 19:00?
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I might not be able to attend the full evening session but that should not
prevent it to happen.

Yours
Daniel

On Nov 14, 2016 3:05 PM, "Tobias Gondrom" <tobias.gondrom@gondrom.org>
wrote:

> Hi Roland, hi all,
>
> Thanks for the feedback.
> Yes, we could also do the design team meeting on Tuesday after the
> afternoon
> session at 19:00.
>
> @all design team interested:
> Please confirm that Tuesday Nov-15 at 19:00 would be ok for you?
> (if I receive no objections until tonight midnight KST, we will move this
> to
> tomorrow evening.
> If we get other conflicts with the evening slot (19:00-20:30), we will keep
> it at lunch time.)
>
> Btw. design team meetings are open to all interested. We hope the main
> authors for documents that touch use cases will attend, but it is also open
> to all interested.
>
> Cheers and see you soon.
>
> Safe travels, Tobias
>
>
> -----Original Message-----
> From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Roland Dobbins
> Sent: Monday, November 14, 2016 13:53
> To: Tobias Gondrom <tobias.gondrom@gondrom.org>
> Cc: Roman D. Danyliw <rdd@cert.org>; dots@ietf.org
> Subject: Re: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17
> at 12:00-14:00 at room Studio 7 on the 6th floor
>
> On 14 Nov 2016, at 11:38, Tobias Gondrom wrote:
>
> > Tuesday Nov-15 12:00 - 14:00KST
>
> I can't make this meeting time - can we do it after the afternoon session,
> about 1900?
>
> Thanks!
>
> -----------------------------------
> Roland Dobbins <rdobbins@arbor.net>
>
> _______________________________________________
> Dots mailing list
> Dots@ietf.org
> https://www.ietf.org/mailman/listinfo/dots
>
> _______________________________________________
> Dots mailing list
> Dots@ietf.org
> https://www.ietf.org/mailman/listinfo/dots
>

--001a113fc0ee1e6bd005413d673d
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<p dir=3D"ltr">I might not be able to attend the full evening session but t=
hat should not prevent it to happen.</p>
<p dir=3D"ltr">Yours<br>
Daniel</p>
<div class=3D"gmail_extra"><br><div class=3D"gmail_quote">On Nov 14, 2016 3=
:05 PM, &quot;Tobias Gondrom&quot; &lt;<a href=3D"mailto:tobias.gondrom@gon=
drom.org">tobias.gondrom@gondrom.org</a>&gt; wrote:<br type=3D"attribution"=
><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1=
px #ccc solid;padding-left:1ex">Hi Roland, hi all,<br>
<br>
Thanks for the feedback.<br>
Yes, we could also do the design team meeting on Tuesday after the afternoo=
n<br>
session at 19:00.<br>
<br>
@all design team interested:<br>
Please confirm that Tuesday Nov-15 at 19:00 would be ok for you?<br>
(if I receive no objections until tonight midnight KST, we will move this t=
o<br>
tomorrow evening.<br>
If we get other conflicts with the evening slot (19:00-20:30), we will keep=
<br>
it at lunch time.)<br>
<br>
Btw. design team meetings are open to all interested. We hope the main<br>
authors for documents that touch use cases will attend, but it is also open=
<br>
to all interested.<br>
<br>
Cheers and see you soon.<br>
<br>
Safe travels, Tobias<br>
<br>
<br>
-----Original Message-----<br>
From: Dots [mailto:<a href=3D"mailto:dots-bounces@ietf.org">dots-bounces@ie=
tf.org</a>] On Behalf Of Roland Dobbins<br>
Sent: Monday, November 14, 2016 13:53<br>
To: Tobias Gondrom &lt;<a href=3D"mailto:tobias.gondrom@gondrom.org">tobias=
.gondrom@gondrom.org</a>&gt;<br>
Cc: Roman D. Danyliw &lt;<a href=3D"mailto:rdd@cert.org">rdd@cert.org</a>&g=
t;; <a href=3D"mailto:dots@ietf.org">dots@ietf.org</a><br>
Subject: Re: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17<=
br>
at 12:00-14:00 at room Studio 7 on the 6th floor<br>
<br>
On 14 Nov 2016, at 11:38, Tobias Gondrom wrote:<br>
<br>
&gt; Tuesday Nov-15 12:00 - 14:00KST<br>
<br>
I can&#39;t make this meeting time - can we do it after the afternoon sessi=
on,<br>
about 1900?<br>
<br>
Thanks!<br>
<br>
------------------------------<wbr>-----<br>
Roland Dobbins &lt;<a href=3D"mailto:rdobbins@arbor.net">rdobbins@arbor.net=
</a>&gt;<br>
<br>
______________________________<wbr>_________________<br>
Dots mailing list<br>
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<a href=3D"https://www.ietf.org/mailman/listinfo/dots" rel=3D"noreferrer" t=
arget=3D"_blank">https://www.ietf.org/mailman/<wbr>listinfo/dots</a><br>
<br>
______________________________<wbr>_________________<br>
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arget=3D"_blank">https://www.ietf.org/mailman/<wbr>listinfo/dots</a><br>
</blockquote></div></div>

--001a113fc0ee1e6bd005413d673d--


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To: Tobias Gondrom <tobias.gondrom@gondrom.org>, 'Roland Dobbins' <rdobbins@arbor.net>, dots@ietf.org
References: <05e801d23e3d$1931d8b0$4b958a10$@gondrom.org>
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Cc: "'Roman D. Danyliw'" <rdd@cert.org>
Subject: Re: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17 at 12:00-14:00 at room Studio 7 on the 6th floor - change to Tue 19:00?
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Grumble.  I suspect there is something else.  I definitely will have to 
step out 8:30 - 9 for a conference call.


Bob


On 11/14/2016 03:05 PM, Tobias Gondrom wrote:
> Hi Roland, hi all,
>
> Thanks for the feedback.
> Yes, we could also do the design team meeting on Tuesday after the afternoon
> session at 19:00.
>
> @all design team interested:
> Please confirm that Tuesday Nov-15 at 19:00 would be ok for you?
> (if I receive no objections until tonight midnight KST, we will move this to
> tomorrow evening.
> If we get other conflicts with the evening slot (19:00-20:30), we will keep
> it at lunch time.)
>
> Btw. design team meetings are open to all interested. We hope the main
> authors for documents that touch use cases will attend, but it is also open
> to all interested.
>
> Cheers and see you soon.
>
> Safe travels, Tobias
>
>
> -----Original Message-----
> From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Roland Dobbins
> Sent: Monday, November 14, 2016 13:53
> To: Tobias Gondrom <tobias.gondrom@gondrom.org>
> Cc: Roman D. Danyliw <rdd@cert.org>; dots@ietf.org
> Subject: Re: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17
> at 12:00-14:00 at room Studio 7 on the 6th floor
>
> On 14 Nov 2016, at 11:38, Tobias Gondrom wrote:
>
>> Tuesday Nov-15 12:00 - 14:00KST
> I can't make this meeting time - can we do it after the afternoon session,
> about 1900?
>
> Thanks!
>
> -----------------------------------
> Roland Dobbins <rdobbins@arbor.net>
>
> _______________________________________________
> Dots mailing list
> Dots@ietf.org
> https://www.ietf.org/mailman/listinfo/dots
>
> _______________________________________________
> Dots mailing list
> Dots@ietf.org
> https://www.ietf.org/mailman/listinfo/dots
>


From nobody Sun Nov 13 23:10:49 2016
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References: <05e801d23e3d$1931d8b0$4b958a10$@gondrom.org>
From: kaname nishizuka <kaname@nttv6.jp>
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Subject: Re: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17 at 12:00-14:00 at room Studio 7 on the 6th floor - change to Tue 19:00?
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both schedule (12:00- and 19:00-) are OK for me.

thank you,
kaname nishizuka

On 2016/11/14 15:05, Tobias Gondrom wrote:
> Hi Roland, hi all,
>
> Thanks for the feedback.
> Yes, we could also do the design team meeting on Tuesday after the afternoon
> session at 19:00.
>
> @all design team interested:
> Please confirm that Tuesday Nov-15 at 19:00 would be ok for you?
> (if I receive no objections until tonight midnight KST, we will move this to
> tomorrow evening.
> If we get other conflicts with the evening slot (19:00-20:30), we will keep
> it at lunch time.)
>
> Btw. design team meetings are open to all interested. We hope the main
> authors for documents that touch use cases will attend, but it is also open
> to all interested.
>
> Cheers and see you soon.
>
> Safe travels, Tobias
>
>
> -----Original Message-----
> From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Roland Dobbins
> Sent: Monday, November 14, 2016 13:53
> To: Tobias Gondrom <tobias.gondrom@gondrom.org>
> Cc: Roman D. Danyliw <rdd@cert.org>; dots@ietf.org
> Subject: Re: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17
> at 12:00-14:00 at room Studio 7 on the 6th floor
>
> On 14 Nov 2016, at 11:38, Tobias Gondrom wrote:
>
>> Tuesday Nov-15 12:00 - 14:00KST
> I can't make this meeting time - can we do it after the afternoon session,
> about 1900?
>
> Thanks!
>
> -----------------------------------
> Roland Dobbins <rdobbins@arbor.net>
>
> _______________________________________________
> Dots mailing list
> Dots@ietf.org
> https://www.ietf.org/mailman/listinfo/dots
>
> _______________________________________________
> Dots mailing list
> Dots@ietf.org
> https://www.ietf.org/mailman/listinfo/dots


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From: kaname nishizuka <kaname@nttv6.jp>
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Subject: Re: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17 at 12:00-14:00 at room Studio 7 on the 6th floor
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 > 2. Design Team meeting: Protocol discussion
 > Thursday Nov-17 12:00 - 14:00KST

Morning session ends at 12:10 on Thursday.
Moving start time 10 minutes later could help us a lot.

thank you,
kaname nishizuka




On 2016/11/14 13:38, Tobias Gondrom wrote:
>
> Dear DOTS team,
>
> Following our good experience at the last meeting, we would like to propose also for this meeting two design team meeting slots.
>
> As at the last meeting lunch meetings seemed to have had the least conflicts, we suggest to continue with that.
>
> We would propose the following two slots and arranged a room for that.
>
> If these slots do not work or have serious conflicts, please let us know.
>
> *1. Design Team meeting: Use cases*
>
> *Tuesday Nov-15 12:00 - 14:00KST*
>
> *Room: Studio 7, on 6^th floor. *
>
> Some questions for this meeting:
>
> - how can we improve the quality of the use case document?
>
> - have the inter-domain use cases been properly included in the use case draft?
>
> - have the use cases from the telemetry draft been sufficiently included in the use case draft?
>
> *2. Design Team meeting: Protocol discussion*
>
> *Thursday Nov-17 12:00 - 14:00KST*
>
> *Room: Studio 7, on 6^th floor. *
>
> Some questions for this meeting:
>
> - protocols
>
> - what messages are exchanged, contents of messages
>
> - relationship with info-model draft
>
> - converging and getting to protocol WG draft
>
> Best regards,
>
> Tobias & Roman
>
> (DOTS WG chairs)
>
> Ps.: and a reminder: our DOTS WG meeting will be on Friday morning, 9:30am (Korean time)
>
>
>
> _______________________________________________
> Dots mailing list
> Dots@ietf.org
> https://www.ietf.org/mailman/listinfo/dots


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    &gt; 2. Design Team meeting: Protocol discussion<br>
    &gt; Thursday Nov-17 12:00 - 14:00KST<br>
    <br>
    Morning session ends at 12:10 on Thursday.<br>
    Moving start time 10 minutes later could help us a lot.<br>
    <br>
    thank you,<br>
    kaname nishizuka<br>
    <br>
    <br>
    <br>
    <br>
    <div class="moz-cite-prefix">On 2016/11/14 13:38, Tobias Gondrom
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        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">Following our good experience at the last
          meeting, we would like to propose also for this meeting two
          design team meeting slots. <o:p></o:p></p>
        <p class="MsoNormal">As at the last meeting lunch meetings
          seemed to have had the least conflicts, we suggest to continue
          with that. <o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">We would propose the following two slots
          and arranged a room for that. <o:p></o:p></p>
        <p class="MsoNormal">If these slots do not work or have serious
          conflicts, please let us know. <o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal"><b>1. Design Team meeting: Use cases<o:p></o:p></b></p>
        <p class="MsoNormal"><b>Tuesday Nov-15 12:00 - 14:00KST<o:p></o:p></b></p>
        <p class="MsoNormal"><b>Room: Studio 7, on 6<sup>th</sup> floor.
            <o:p></o:p></b></p>
        <p class="MsoNormal">Some questions for this meeting: <o:p></o:p></p>
        <p class="MsoNormal">- how can we improve the quality of the use
          case document? <o:p></o:p></p>
        <p class="MsoNormal">- have the inter-domain use cases been
          properly included in the use case draft? <o:p></o:p></p>
        <p class="MsoNormal">- have the use cases from the telemetry
          draft been sufficiently included in the use case draft? <o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal"><b>2. Design Team meeting: Protocol
            discussion<o:p></o:p></b></p>
        <p class="MsoNormal"><b>Thursday Nov-17 12:00 - 14:00KST<o:p></o:p></b></p>
        <p class="MsoNormal"><b>Room: Studio 7, on 6<sup>th</sup> floor.
            <o:p></o:p></b></p>
        <p class="MsoNormal">Some questions for this meeting: <o:p></o:p></p>
        <p class="MsoNormal">- protocols<o:p></o:p></p>
        <p class="MsoNormal">- what messages are exchanged, contents of
          messages<o:p></o:p></p>
        <p class="MsoNormal">- relationship with info-model draft<o:p></o:p></p>
        <p class="MsoNormal">- converging and getting to protocol WG
          draft<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">Best regards, <o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">Tobias &amp; Roman<o:p></o:p></p>
        <p class="MsoNormal">(DOTS WG chairs)<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">Ps.: and a reminder: our DOTS WG meeting
          will be on Friday morning, 9:30am (Korean time) <o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
      </div>
      <br>
      <fieldset class="mimeAttachmentHeader"></fieldset>
      <br>
      <pre wrap="">_______________________________________________
Dots mailing list
<a class="moz-txt-link-abbreviated" href="mailto:Dots@ietf.org">Dots@ietf.org</a>
<a class="moz-txt-link-freetext" href="https://www.ietf.org/mailman/listinfo/dots">https://www.ietf.org/mailman/listinfo/dots</a>
</pre>
    </blockquote>
    <br>
  </body>
</html>

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From: Ehud Doron <EhudD@Radware.com>
To: "Roman D. Danyliw" <rdd@cert.org>, "tireddy@cisco.com" <tireddy@cisco.com>, "fandreas@cisco.com" <fandreas@cisco.com>, "Xialiang (Frank)" <frank.xialiang@huawei.com>, kaname nishizuka <kaname@nttv6.jp>
Thread-Topic: Questions about draft-doron-dots-telemetry-00
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Date: Mon, 14 Nov 2016 08:14:23 +0000
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Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00
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Hi Roman

Thanks a lot for your questions.

Before getting in to each of your question, I would like to explain the goa=
l and objectives of our work.

We want to define and standardize all the pieces of information needed by D=
OTS Server mitigation environment for optimal mitigation. This DOTS Telemet=
ry need to be optionally signaled as part of "DOTS Client asks Server for h=
elp" various signaling process.

We want to bring the DOTS Telemetry various needs and meanings to be discus=
sed and agreed in the DOTS WG.

After we will all get to the agreement on the various attributes needed, we=
 believe the other DOTS "core" docs need to somehow adopt them and update a=
ccordingly.

Essentially we would like to build a "Telemetry" extension standard to the =
basic DOTS protocol, and this document would define that. Keeping the telem=
etry specification in a separate draft is good approach for future extensib=
ility.

We expect that the other DOTS draft will benefit this draft by adopting the=
 approaches it suggests to enrich the DOTS signaling. For this goal, we as =
the DOTS WG first need to better understand (and agree in the group) what w=
e see as baseline mandatory capabilities and what we see as extensions. We =
are just at the early stages of this work, the current draft defines an ini=
tial set of attributes and obviously more discussions in the WG are needed =
to define the set of attribute that are the "DOTS Telemetry", and to what e=
xtend the other DOTS draft should benefit the DOTS Telemetry.

To your questions:

(1) Is there an undocumented telemetry use case that needs to be added to t=
he use case WG document?  Section 4.0 suggests that.
     Yes. We want to DOTS use cases, the existing and maybe new others, to =
be enriched with Telemetry related items. It is important to emphasize "whe=
n and where" DOTS Telemetry can , or should, be signaled such that the miti=
gation gained for the use case is far better. We want also the other docs (=
requirements, architecture, protocols, data model and so on) to take the si=
milar approaches.

(2) Is there another protocol draft coming that will incorporate the attrib=
utes enumerated in Section 3?  Or are the existing protocol drafts supposed=
 to adopted these?
      As said, the existing protocol drafts supposed to adopt DOT Telemetry=
 approaches by incorporating the attributes enumerated in this draft.

(3) What is the relationship you see between this draft and draft-andreasen=
-dots-info-data-model-01 (especially given all the authors on the latter ar=
e in the former as well)?
      The DOTS Telemetry draft purpose is to define the Telemetry attribute=
s needed. The actual data model objects needed to signal these attributes a=
re expected to be define in the info-data model doc. The info-data model dr=
aft will define an extension mechanism that supports adding telemetry. To w=
hat extent it will also define telemetry is a more open question for the gr=
oup.


Best wishes,
Ehud Doron |  Senior Architect, Radware CTO office | M: +972-54-7575503 | T=
: +972-72-3917120


From: Roman D. Danyliw [mailto:rdd@cert.org]
Sent: Friday, November 11, 2016 6:30 AM
To: Ehud Doron <EhudD@Radware.com>; tireddy@cisco.com; fandreas@cisco.com; =
Xialiang (Frank) <frank.xialiang@huawei.com>; kaname nishizuka <kaname@nttv=
6.jp>
Cc: dots@ietf.org
Subject: Questions about draft-doron-dots-telemetry-00

Hello Ehud, Tiru, Flemming, Frank and Kaname!

Thanks for producing and submitting this draft!

Without getting into the details, what did you have in mind with this draft=
.  Specifically:

(1) Is there an undocumented telemetry use case that needs to be added to t=
he use case WG document?  Section 4.0 suggests that.

(2) Is there another protocol draft coming that will incorporate the attrib=
utes enumerated in Section 3?  Or are the existing protocol drafts supposed=
 to adopted these?

(3) What is the relationship you see between this draft and draft-andreasen=
-dots-info-data-model-01 (especially given all the authors on the latter ar=
e in the former as well)?

Thanks,
Roman


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<div class=3D"WordSection1">
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">Hi Roman </span><o:p><=
/o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">&nbsp;</span><o:p></o:=
p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">Thanks a lot for your =
questions.
</span><o:p></o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">&nbsp;</span><o:p></o:=
p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">Before getting in to e=
ach of your question, I would like to explain the goal and objectives of ou=
r work.
</span><o:p></o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">&nbsp;</span><o:p></o:=
p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">We want to <b>define a=
nd standardize</b> all the pieces of information needed by DOTS Server miti=
gation environment for optimal mitigation. This DOTS Telemetry need to be o=
ptionally signaled as part of &#8220;DOTS
 Client asks Server for help&#8221; various signaling process.</span><o:p><=
/o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">&nbsp;</span><o:p></o:=
p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">We want to bring the D=
OTS Telemetry various needs and meanings to be discussed and agreed in the =
DOTS WG.</span><o:p></o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">After we will all get =
to the agreement on the various attributes needed, we believe the other DOT=
S &#8220;core&#8221; docs need to somehow adopt them and update accordingly=
.
</span><o:p></o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">&nbsp;</span><o:p></o:=
p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">Essentially we would l=
ike to build a &quot;Telemetry&quot; extension standard to the basic DOTS p=
rotocol, and this document would define that. Keeping the telemetry specifi=
cation in a separate draft is good approach for
 future extensibility.</span><o:p></o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">&nbsp;</span><o:p></o:=
p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">We expect that the oth=
er DOTS draft will benefit this draft by adopting the approaches it suggest=
s to enrich the DOTS signaling. For this goal, we as the DOTS WG first need=
 to better understand (and agree in
 the group) what we see as baseline mandatory capabilities and what we see =
as extensions. We are just at the early stages of this work, the current dr=
aft defines an initial set of attributes and obviously more discussions in =
the WG are needed to define the
 set of attribute that are the &#8220;DOTS Telemetry&#8221;, and to what ex=
tend the other DOTS draft should benefit the DOTS Telemetry. &nbsp;</span><=
o:p></o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">&nbsp;</span><o:p></o:=
p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">To your questions:</sp=
an><o:p></o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">&nbsp;</span><o:p></o:=
p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">(1) Is there an undocu=
mented telemetry use case that needs to be added to the use case WG documen=
t?&nbsp; Section 4.0 suggests that.</span><o:p></o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;Yes. We want to DOTS use cases, the existing and maybe new others, =
to be enriched with Telemetry related items. It is important to emphasize
<b>&#8220;when and where&#8221;</b> DOTS Telemetry can , or should, be sign=
aled such that the mitigation gained for the use case is far better. We wan=
t also the other docs (requirements, architecture, protocols, data model an=
d so on) to take the similar approaches.</span><o:p></o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">&nbsp;</span><o:p></o:=
p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">(2) Is there another p=
rotocol draft coming that will incorporate the attributes enumerated in Sec=
tion 3?&nbsp; Or are the existing protocol drafts supposed to adopted these=
?</span><o:p></o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp; As said, the existing protocol drafts supposed to adopt DOT Teleme=
try approaches by incorporating the attributes enumerated in this draft.
</span><o:p></o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">&nbsp;</span><o:p></o:=
p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">(3) What is the relati=
onship you see between this draft and draft-andreasen-dots-info-data-model-=
01 (especially given all the authors on the latter are in the former as wel=
l)?</span><o:p></o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp; The DOTS Telemetry draft purpose is to
<b>define</b> the Telemetry attributes needed. The actual data model object=
s needed to signal these attributes are expected to be define in the info-d=
ata model doc. The info-data model draft will define an extension mechanism=
 that supports adding telemetry.
 To what extent it will also define telemetry is a more open question for t=
he group.</span><o:p></o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">&nbsp;</span><o:p></o:=
p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">&nbsp;&nbsp;</span><o:=
p></o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">Best wishes, </span><o=
:p></o:p></p>
<p class=3D"MsoNormal"><b><span style=3D"font-size:10.0pt;font-family:&quot=
;Tahoma&quot;,sans-serif;color:#3366FF">Ehud Doron
</span></b><span dir=3D"RTL"></span><span lang=3D"HE" dir=3D"RTL" style=3D"=
font-size:10.0pt;font-family:&quot;Tahoma&quot;,sans-serif;color:#999999"><=
span dir=3D"RTL"></span>| &nbsp;</span><span style=3D"font-size:10.0pt;font=
-family:&quot;Tahoma&quot;,sans-serif;color:#999999">Senior Architect,
<b>Radware</b> CTO office | </span><b><span style=3D"font-size:10.0pt;font-=
family:&quot;Tahoma&quot;,sans-serif;color:blue">M:</span></b><span style=
=3D"font-size:10.0pt;font-family:&quot;Tahoma&quot;,sans-serif;color:#99999=
9"> &#43;972-54-7575503 |
</span><b><span style=3D"font-size:10.0pt;font-family:&quot;Tahoma&quot;,sa=
ns-serif;color:blue">T:</span></b><span style=3D"font-size:10.0pt;font-fami=
ly:&quot;Tahoma&quot;,sans-serif;color:#999999">&nbsp;&#43;972-72-3917120</=
span><o:p></o:p></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<div>
<div style=3D"border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in =
0in 0in">
<p class=3D"MsoNormal"><b>From:</b> Roman D. Danyliw [mailto:rdd@cert.org] =
<br>
<b>Sent:</b> Friday, November 11, 2016 6:30 AM<br>
<b>To:</b> Ehud Doron &lt;EhudD@Radware.com&gt;; tireddy@cisco.com; fandrea=
s@cisco.com; Xialiang (Frank) &lt;frank.xialiang@huawei.com&gt;; kaname nis=
hizuka &lt;kaname@nttv6.jp&gt;<br>
<b>Cc:</b> dots@ietf.org<br>
<b>Subject:</b> Questions about draft-doron-dots-telemetry-00<o:p></o:p></p=
>
</div>
</div>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Hello Ehud, Tiru, Flemming, Frank and Kaname!<o:p></=
o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Thanks for producing and submitting this draft!<o:p>=
</o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Without getting into the details, what did you have =
in mind with this draft.&nbsp; Specifically:<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">(1) Is there an undocumented telemetry use case that=
 needs to be added to the use case WG document?&nbsp; Section 4.0 suggests =
that.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">(2) Is there another protocol draft coming that will=
 incorporate the attributes enumerated in Section 3?&nbsp; Or are the exist=
ing protocol drafts supposed to adopted these?<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">(3) What is the relationship you see between this dr=
aft and draft-andreasen-dots-info-data-model-01 (especially given all the a=
uthors on the latter are in the former as well)?<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Thanks,<o:p></o:p></p>
<p class=3D"MsoNormal">Roman<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
</div>
</body>
</html>

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Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00
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On 14 Nov 2016, at 15:14, Ehud Doron wrote:

> Essentially we would like to build a "Telemetry" extension standard to 
> the basic DOTS protocol, and this document would define that.

This may make sense at some future date; initially, since we're dealing 
with devices/software/systems which have radically different paradigms, 
capabilities, and 'worldviews', the initial focus of DOTS should be on 
signaling and status only, as the ins are universal functions which are 
readily understood by most any type of node/service/application which 
could participate in DOTS.

> Keeping the telemetry specification in a separate draft is good 
> approach for future extensibility.

> For this goal, we as the DOTS WG first need to better understand (and 
> agree in the group) what we see as baseline mandatory capabilities 
> other DOTS draft should benefit the DOTS Telemetry.

We've already held extensive discussions on this topic; initially, we 
need a minimum viable capability to allow signaling and status 
information to be passed between DOTS participants.

> (1) Is there an undocumented telemetry use case that needs to be added 
> to the use case WG document?  Section 4.0 suggests that.
>      Yes. We want to DOTS use cases, the existing and maybe new 
> others, to be enriched with Telemetry related items.

This can come at a later state, if the group believes it to be 
important.

It's sub-optimal to duplicate the work done on IPFIX, I2NSF, I2RS, et. 
al. in DOTS.  By leaving mitigation technique specifics and telemetry 
specifics to one side, we can concentrate on signaling and status, which 
is all that's actually required for successful inter- and intra-domain 
DOTS-enabled DDoS mitigation assistance and provisioning.

It's important to get to an initial operating capability with the 
requisite baseline capability before we expand the scope of DOTS itself, 
IMHO.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>


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To: Ehud Doron <EhudD@Radware.com>, "Roman D. Danyliw" <rdd@cert.org>, "tireddy@cisco.com" <tireddy@cisco.com>, "Xialiang (Frank)" <frank.xialiang@huawei.com>, kaname nishizuka <kaname@nttv6.jp>
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From: Flemming Andreasen <fandreas@cisco.com>
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Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00
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On 11/14/16 3:14 AM, Ehud Doron wrote:
>
> Hi Roman
>
> Thanks a lot for your questions.
>
> Before getting in to each of your question, I would like to explain 
> the goal and objectives of our work.
>
> We want to *define and standardize* all the pieces of information 
> needed by DOTS Server mitigation environment for optimal mitigation. 
> This DOTS Telemetry need to be optionally signaled as part of “DOTS 
> Client asks Server for help” various signaling process.
>
> We want to bring the DOTS Telemetry various needs and meanings to be 
> discussed and agreed in the DOTS WG.
>
> After we will all get to the agreement on the various attributes 
> needed, we believe the other DOTS “core” docs need to somehow adopt 
> them and update accordingly.
>
> Essentially we would like to build a "Telemetry" extension standard to 
> the basic DOTS protocol, and this document would define that. Keeping 
> the telemetry specification in a separate draft is good approach for 
> future extensibility.
>
> We expect that the other DOTS draft will benefit this draft by 
> adopting the approaches it suggests to enrich the DOTS signaling. For 
> this goal, we as the DOTS WG first need to better understand (and 
> agree in the group) what we see as baseline mandatory capabilities and 
> what we see as extensions. We are just at the early stages of this 
> work, the current draft defines an initial set of attributes and 
> obviously more discussions in the WG are needed to define the set of 
> attribute that are the “DOTS Telemetry”, and to what extend the other 
> DOTS draft should benefit the DOTS Telemetry.
>
> To your questions:
>
> (1) Is there an undocumented telemetry use case that needs to be added 
> to the use case WG document?  Section 4.0 suggests that.
>
>      Yes. We want to DOTS use cases, the existing and maybe new 
> others, to be enriched with Telemetry related items. It is important 
> to emphasize *“when and where”* DOTS Telemetry can , or should, be 
> signaled such that the mitigation gained for the use case is far 
> better. We want also the other docs (requirements, architecture, 
> protocols, data model and so on) to take the similar approaches.
>
> (2) Is there another protocol draft coming that will incorporate the 
> attributes enumerated in Section 3?  Or are the existing protocol 
> drafts supposed to adopted these?
>
>       As said, the existing protocol drafts supposed to adopt DOT 
> Telemetry approaches by incorporating the attributes enumerated in 
> this draft.
>
> (3) What is the relationship you see between this draft and 
> draft-andreasen-dots-info-data-model-01 (especially given all the 
> authors on the latter are in the former as well)?
>
>       The DOTS Telemetry draft purpose is to *define* the Telemetry 
> attributes needed. The actual data model objects needed to signal 
> these attributes are expected to be define in the info-data model doc. 
> The info-data model draft will define an extension mechanism that 
> supports adding telemetry. To what extent it will also define 
> telemetry is a more open question for the group.
>
To clarify my view on 2) and 3), I think telemetry attributes (with the 
possible exception of a small baseline set) should be defined as 
extensions in separate documents, and that applies to the info-data 
model as well as the protocol. I do think the info-data model as well as 
the protocol should be explicitly defined to accommodate this by 
including an extension model that supports this in a well-defined and 
interoperable manner (modular approach).

Thanks

-- Flemming

> Best wishes,
>
> *Ehud Doron *| Senior Architect, *Radware* CTO office | 
> *M:*+972-54-7575503 | *T:* +972-72-3917120
>
> *From:* Roman D. Danyliw [mailto:rdd@cert.org]
> *Sent:* Friday, November 11, 2016 6:30 AM
> *To:* Ehud Doron <EhudD@Radware.com>; tireddy@cisco.com; 
> fandreas@cisco.com; Xialiang (Frank) <frank.xialiang@huawei.com>; 
> kaname nishizuka <kaname@nttv6.jp>
> *Cc:* dots@ietf.org
> *Subject:* Questions about draft-doron-dots-telemetry-00
>
> Hello Ehud, Tiru, Flemming, Frank and Kaname!
>
> Thanks for producing and submitting this draft!
>
> Without getting into the details, what did you have in mind with this 
> draft.  Specifically:
>
> (1) Is there an undocumented telemetry use case that needs to be added 
> to the use case WG document? Section 4.0 suggests that.
>
> (2) Is there another protocol draft coming that will incorporate the 
> attributes enumerated in Section 3? Or are the existing protocol 
> drafts supposed to adopted these?
>
> (3) What is the relationship you see between this draft and 
> draft-andreasen-dots-info-data-model-01 (especially given all the 
> authors on the latter are in the former as well)?
>
> Thanks,
>
> Roman
>


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    <div class="moz-cite-prefix">On 11/14/16 3:14 AM, Ehud Doron wrote:<br>
    </div>
    <blockquote
cite="mid:E58182C4A35A8E498E553AD3D33FA00101170E0067@ILMB1.corp.radware.com"
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      <div class="WordSection1">
        <p class="MsoNormal"><span style="color:#1F497D">Hi Roman </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D">Thanks a lot
            for your questions.
          </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D">Before getting
            in to each of your question, I would like to explain the
            goal and objectives of our work.
          </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D">We want to <b>define
              and standardize</b> all the pieces of information needed
            by DOTS Server mitigation environment for optimal
            mitigation. This DOTS Telemetry need to be optionally
            signaled as part of “DOTS Client asks Server for help”
            various signaling process.</span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D">We want to
            bring the DOTS Telemetry various needs and meanings to be
            discussed and agreed in the DOTS WG.</span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="color:#1F497D">After we will
            all get to the agreement on the various attributes needed,
            we believe the other DOTS “core” docs need to somehow adopt
            them and update accordingly.
          </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D">Essentially we
            would like to build a "Telemetry" extension standard to the
            basic DOTS protocol, and this document would define that.
            Keeping the telemetry specification in a separate draft is
            good approach for future extensibility.</span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D">We expect that
            the other DOTS draft will benefit this draft by adopting the
            approaches it suggests to enrich the DOTS signaling. For
            this goal, we as the DOTS WG first need to better understand
            (and agree in the group) what we see as baseline mandatory
            capabilities and what we see as extensions. We are just at
            the early stages of this work, the current draft defines an
            initial set of attributes and obviously more discussions in
            the WG are needed to define the set of attribute that are
            the “DOTS Telemetry”, and to what extend the other DOTS
            draft should benefit the DOTS Telemetry.  </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D">To your
            questions:</span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D">(1) Is there an
            undocumented telemetry use case that needs to be added to
            the use case WG document?  Section 4.0 suggests that.</span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D">     Yes. We
            want to DOTS use cases, the existing and maybe new others,
            to be enriched with Telemetry related items. It is important
            to emphasize
            <b>“when and where”</b> DOTS Telemetry can , or should, be
            signaled such that the mitigation gained for the use case is
            far better. We want also the other docs (requirements,
            architecture, protocols, data model and so on) to take the
            similar approaches.</span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D">(2) Is there
            another protocol draft coming that will incorporate the
            attributes enumerated in Section 3?  Or are the existing
            protocol drafts supposed to adopted these?</span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D">      As said,
            the existing protocol drafts supposed to adopt DOT Telemetry
            approaches by incorporating the attributes enumerated in
            this draft.
          </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D"> </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D">(3) What is the
            relationship you see between this draft and
            draft-andreasen-dots-info-data-model-01 (especially given
            all the authors on the latter are in the former as well)?</span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D">      The DOTS
            Telemetry draft purpose is to
            <b>define</b> the Telemetry attributes needed. The actual
            data model objects needed to signal these attributes are
            expected to be define in the info-data model doc. The
            info-data model draft will define an extension mechanism
            that supports adding telemetry. To what extent it will also
            define telemetry is a more open question for the group.</span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D"> </span></p>
      </div>
    </blockquote>
    To clarify my view on 2) and 3), I think telemetry attributes (with
    the possible exception of a small baseline set) should be defined as
    extensions in separate documents, and that applies to the info-data
    model as well as the protocol. I do think the info-data model as
    well as the protocol should be explicitly defined to accommodate
    this by including an extension model that supports this in a
    well-defined and interoperable manner (modular approach). <br>
    <br>
    Thanks <br>
    <br>
    -- Flemming <br>
    <br>
    <blockquote
cite="mid:E58182C4A35A8E498E553AD3D33FA00101170E0067@ILMB1.corp.radware.com"
      type="cite">
      <div class="WordSection1">
        <p class="MsoNormal"><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D">  </span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D">Best wishes, </span><o:p></o:p></p>
        <p class="MsoNormal"><b><span
style="font-size:10.0pt;font-family:&quot;Tahoma&quot;,sans-serif;color:#3366FF">Ehud
              Doron
            </span></b><span dir="RTL"></span><span dir="RTL"
style="font-size:10.0pt;font-family:&quot;Tahoma&quot;,sans-serif;color:#999999"
            lang="HE"><span dir="RTL"></span>|  </span><span
style="font-size:10.0pt;font-family:&quot;Tahoma&quot;,sans-serif;color:#999999">Senior
            Architect,
            <b>Radware</b> CTO office | </span><b><span
style="font-size:10.0pt;font-family:&quot;Tahoma&quot;,sans-serif;color:blue">M:</span></b><span
style="font-size:10.0pt;font-family:&quot;Tahoma&quot;,sans-serif;color:#999999">
            +972-54-7575503 |
          </span><b><span
style="font-size:10.0pt;font-family:&quot;Tahoma&quot;,sans-serif;color:blue">T:</span></b><span
style="font-size:10.0pt;font-family:&quot;Tahoma&quot;,sans-serif;color:#999999"> +972-72-3917120</span><o:p></o:p></p>
        <p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
        <p class="MsoNormal"><span style="color:#1F497D"><o:p> </o:p></span></p>
        <div>
          <div style="border:none;border-top:solid #E1E1E1
            1.0pt;padding:3.0pt 0in 0in 0in">
            <p class="MsoNormal"><b>From:</b> Roman D. Danyliw
              [<a class="moz-txt-link-freetext" href="mailto:rdd@cert.org">mailto:rdd@cert.org</a>] <br>
              <b>Sent:</b> Friday, November 11, 2016 6:30 AM<br>
              <b>To:</b> Ehud Doron <a class="moz-txt-link-rfc2396E" href="mailto:EhudD@Radware.com">&lt;EhudD@Radware.com&gt;</a>;
              <a class="moz-txt-link-abbreviated" href="mailto:tireddy@cisco.com">tireddy@cisco.com</a>; <a class="moz-txt-link-abbreviated" href="mailto:fandreas@cisco.com">fandreas@cisco.com</a>; Xialiang (Frank)
              <a class="moz-txt-link-rfc2396E" href="mailto:frank.xialiang@huawei.com">&lt;frank.xialiang@huawei.com&gt;</a>; kaname nishizuka
              <a class="moz-txt-link-rfc2396E" href="mailto:kaname@nttv6.jp">&lt;kaname@nttv6.jp&gt;</a><br>
              <b>Cc:</b> <a class="moz-txt-link-abbreviated" href="mailto:dots@ietf.org">dots@ietf.org</a><br>
              <b>Subject:</b> Questions about
              draft-doron-dots-telemetry-00<o:p></o:p></p>
          </div>
        </div>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">Hello Ehud, Tiru, Flemming, Frank and
          Kaname!<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">Thanks for producing and submitting this
          draft!<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">Without getting into the details, what did
          you have in mind with this draft.  Specifically:<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">(1) Is there an undocumented telemetry use
          case that needs to be added to the use case WG document? 
          Section 4.0 suggests that.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">(2) Is there another protocol draft coming
          that will incorporate the attributes enumerated in Section 3? 
          Or are the existing protocol drafts supposed to adopted these?<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">(3) What is the relationship you see
          between this draft and draft-andreasen-dots-info-data-model-01
          (especially given all the authors on the latter are in the
          former as well)?<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">Thanks,<o:p></o:p></p>
        <p class="MsoNormal">Roman<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
      </div>
    </blockquote>
    <br>
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To: "Roman D. Danyliw" <rdd@cert.org>, "rdobbins@arbor.net" <rdobbins@arbor.net>, Daniel Migault <daniel.migault@ericsson.com>, Robert Moskowitz <rgm@htt-consult.com>, "Teague, Nik" <nteague@verisign.com>, "Xialiang (Frank)" <frank.xialiang@huawei.com>
References: <359EC4B99E040048A7131E0F4E113AFC0104EAF01A@marathon>
From: Flemming Andreasen <fandreas@cisco.com>
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Subject: Re: [Dots] Feedback on draft-ietf-dots-use-cases-02
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Adding to this thread, I generally agree with Roman's comments.

Taking a step back, can the authors explain a bit more about the new 
structure of the document ?

- In particular, Section 3 calls out a number of different types of 
scenarios, however it's not obvious to me how all of those map to the 
actual use cases described in Appendix A (which seem like a carry-over 
from previous versions and need some "relay" clean-up). It would also be 
helpful with a diagram for each of these that clearly show how they map 
back to the overall DOTS architecture.

- Section 4 seems to stray into aspects of architecture, requirements 
and protocol design, and I don't think it should. It may work better to 
merge Section 3 and 4 (using the Section 3 structure) and add some 
ladder diagrams and relevant descriptions for each high-level scenario. 
In that case, you would probably still need something like the message 
taxonomy (Section 4.3) upfront to explain what goes in these 
ladder/message diagrams.

Also, should their not be any use case scenarious illustrating the data 
channel ?

Thanks

-- Flemming



On 11/11/16 4:27 PM, Roman D. Danyliw wrote:
>
> Hello Roland, Daniel, Bob, Nik and Frank!
>
> (Chair hat off)
>
> Thanks for producing this -02 draft.  The following is feedback from 
> reviewing this draft:
>
> ==[ Section 3 ]==
>
> ** It’s stated that “[a]ll scenarios presents [sic] a coordination 
> between the DDoS target, the DDoS attack telemetry and the 
> mitigator”.  These three terms of “target”, “attack telemetry” and 
> “mitigator” are not the same.  “target” and “mitigator” are elements 
> of the architecture.  “Attack telemetry” is data that is exchanged. 
> I’m not sure how these dissimilar things can be coordinated together.  
> Also per the definitions in the requirements document, “DDoS target” 
> should be “DDoS attack target”.
>
> ==[ Section 3.1 ]==
>
> ** The use case name, “CPE Intra-domain …”, is misleading.  Yes, the 
> equipment is at the customer location, but the significant property 
> about these devices is not their location but their inability to send 
> telemetry (or anything beyond “help is needed”).  Their 
> characterization as “very basic equipment” is vague and unclear.  I’d 
> recommend using a different name for this use case and alternative 
> language to characterize these devices.
>
> ** The acronym “CPE” is not spelled out the first time it is used.
>
> ** A reference to “the upstream equipment belong [sic] to the same 
> domain” is made.  What makes a domain is not made clear.  Given that a 
> distinction is being made between intra and inter domain use cases, it 
> would be valuable to expand on this key idea.
>
> ** The statement “that a specific contract is established between the 
> CPE …” is made.  What kind of contract?  Legal?  It should be 
> explicitly stated.
>
> ** The statement “[t]he CPE and concerned traffic is likely to be 
> identified by the source of the alert” is made.  What is “concerned 
> traffic”?  Also, what is meant by the CPE being “identified by the 
> source of the alert”?
>
> ** The statement “[t]he DDoS mitigation service may be activated only 
> for the traffic associated to the CPE sending the alert or instead to 
> the traffic associated to all CPEs” is made.  What is meant by “all 
> CPEs” isn’t clear.
>
> ==[ Section 3.2 ]==
>
> ** As noted for Section 3.1, this use case name, “Service/System” 
> isn’t clear.  The distinguishing property of the devices being 
> highlighted in this use case seems to be that they are capable of 
> generating telemetry. Their characterization as “specialized 
> equipment” isn’t clear.
>
> ** The second paragraph states “[s]imilarly when an attack is detected 
> by the target service.”  In this context, it isn’t clear what a target 
> service is.
>
> ** In the next sentence, “[t]he destination of the alert is likely to 
> receive alert [sic] from multiple different services”.  In this 
> context, which services and destinations are being referenced?
>
> ** In the next sentence, “Such information is likely to be trusted and 
> considered by the mitigator to apply the appropriate security 
> appliance”.  In this context, what is a security appliance?
>
> ** In the third paragraph, there are multiple references to an 
> “analysis phase”.  What lifecycle are those phases references?  What 
> happens before and after “analysis”?
>
> ==[ Section 3.3 ]==
>
> ** The way this use cases is written is inconsistent with Section 3.1 
> and 3.2.  In those use cases, the scenario was framed in terms of the 
> capabilities of the DOTS client.  This scenario is framed around what 
> is added to the alert sent to the DOTS server.  What does this suggest 
> about the capabilities of the DOTS client?
>
> ==[ Section 3.4 ]==
>
> ** This section describes a use case that arises when there are 
> inter-domain issues.  However, there is no treatment of why 
> deployments are inter vs. intra domain makes any difference.
>
> ==[ Section 4.0 ]==
>
> ** The sentence “A DOTS Client or DOTS Server can be hosted on 
> different nodes which are associated with different functionalities 
> and thus leading to different expectations from DOTS”.  What is meant 
> by “different functionalities” and “expectations of DOTS” isn’t clear 
> to me.
>
> ==[ Section 4.1 ]==
>
> ** The first paragraph restates the role of DOTS client.  A similar, 
> but more concise and descriptive description is already found in 
> Section 2.2.1 of the architecture draft.  I’d recommend only one place 
> for this text.
>
> ** DOTS client (a).(i) reads “target attack” but likely should be 
> “attack target”
>
> ** The purpose of this section isn’t clear to me.  Paragraph 3 (“When 
> the DOTS Client is hosted …”) appears to restate and expound about the 
> use case in Section 3.1.  The same is true for Paragraph 4 (“When the 
> DOTS Client is hosted on a monitoring system …”) relative to Section 
> 3.2; and Paragraph 5 – 6 to Section 3.3.
>
> ==[ Section 4.2 ]==
>
> ** The first paragraph (“DOTS Servers terminate …”) doesn’t appear to 
> be consistent with Figure 1 in the architecture draft.
>
> ** In the second paragraph, it is stated that “Some DOTS Clients do 
> not expect any interaction from the DOTS Server”.  This seems to 
> conflict with the examples in the Appendix.
>
> ==[ Section 4.3 ]==
>
> I don’t disagree with the content, but need help understanding how 
> this section clarifies the use cases.
>
> Regards,
>
> Roman
>
>
>
> _______________________________________________
> Dots mailing list
> Dots@ietf.org
> https://www.ietf.org/mailman/listinfo/dots


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    Adding to this thread, I generally agree with Roman's comments. <br>
    <br>
    Taking a step back, can the authors explain a bit more about the new
    structure of the document ? <br>
    <br>
    - In particular, Section 3 calls out a number of different types of
    scenarios, however it's not obvious to me how all of those map to
    the actual use cases described in Appendix A (which seem like a
    carry-over from previous versions and need some "relay" clean-up).
    It would also be helpful with a diagram for each of these that
    clearly show how they map back to the overall DOTS architecture. <br>
    <br>
    - Section 4 seems to stray into aspects of architecture,
    requirements and protocol design, and I don't think it should. It
    may work better to merge Section 3 and 4 (using the Section 3
    structure) and add some ladder diagrams and relevant descriptions
    for each high-level scenario. In that case, you would probably still
    need something like the message taxonomy (Section 4.3) upfront to
    explain what goes in these ladder/message diagrams.<br>
    <br>
    Also, should their not be any use case scenarious illustrating the
    data channel ? <br>
    <br>
    Thanks <br>
    <br>
    -- Flemming <br>
    <br>
    <br>
    <br>
    <div class="moz-cite-prefix">On 11/11/16 4:27 PM, Roman D. Danyliw
      wrote:<br>
    </div>
    <blockquote
      cite="mid:359EC4B99E040048A7131E0F4E113AFC0104EAF01A@marathon"
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      <div class="WordSection1">
        <p class="MsoNormal">Hello Roland, Daniel, Bob, Nik and Frank!<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">(Chair hat off)<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">Thanks for producing this -02 draft.  The
          following is feedback from reviewing this draft:<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">==[ Section 3 ]==<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** It’s stated that “[a]ll scenarios
          presents [sic] a coordination between the DDoS target, the
          DDoS attack telemetry and the mitigator”.  These three terms
          of “target”, “attack telemetry” and “mitigator” are not the
          same.  “target” and “mitigator” are elements of the
          architecture.  “Attack telemetry” is data that is exchanged. 
          I’m not sure how these dissimilar things can be coordinated
          together.  Also per the definitions in the requirements
          document, “DDoS target” should be “DDoS attack target”.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">==[ Section 3.1 ]==<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** The use case name, “CPE Intra-domain …”,
          is misleading.  Yes, the equipment is at the customer
          location, but the significant property about these devices is
          not their location but their inability to send telemetry (or
          anything beyond “help is needed”).  Their characterization as
          “very basic equipment” is vague and unclear.  I’d recommend
          using a different name for this use case and alternative
          language to characterize these devices.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** The acronym “CPE” is not spelled out the
          first time it is used.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** A reference to “the upstream equipment
          belong [sic] to the same domain” is made.  What makes a domain
          is not made clear.  Given that a distinction is being made
          between intra and inter domain use cases, it would be valuable
          to expand on this key idea.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** The statement “that a specific contract
          is established between the CPE …” is made.  What kind of
          contract?  Legal?  It should be explicitly stated.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** The statement “[t]he CPE and concerned
          traffic is likely to be identified by the source of the alert”
          is made.  What is “concerned traffic”?  Also, what is meant by
          the CPE being “identified by the source of the alert”?<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** The statement “[t]he DDoS mitigation
          service may be activated only for the traffic associated to
          the CPE sending the alert or instead to the traffic associated
          to all CPEs” is made.  What is meant by “all CPEs” isn’t
          clear.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">==[ Section 3.2 ]==<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** As noted for Section 3.1, this use case
          name, “Service/System” isn’t clear.  The distinguishing
          property of the devices being highlighted in this use case
          seems to be that they are capable of generating telemetry. 
          Their characterization as “specialized equipment” isn’t clear.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** The second paragraph states “[s]imilarly
          when an attack is detected by the target service.”  In this
          context, it isn’t clear what a target service is.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** In the next sentence, “[t]he destination
          of the alert is likely to receive alert [sic] from multiple
          different services”.  In this context, which services and
          destinations are being referenced?<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** In the next sentence, “Such information
          is likely to be trusted and considered by the mitigator to
          apply the appropriate security appliance”.  In this context,
          what is a security appliance?<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** In the third paragraph, there are
          multiple references to an “analysis phase”.  What lifecycle
          are those phases references?  What happens before and after
          “analysis”?<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">==[ Section 3.3 ]==<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** The way this use cases is written is
          inconsistent with Section 3.1 and 3.2.  In those use cases,
          the scenario was framed in terms of the capabilities of the
          DOTS client.  This scenario is framed around what is added to
          the alert sent to the DOTS server.  What does this suggest
          about the capabilities of the DOTS client?<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">==[ Section 3.4 ]==<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** This section describes a use case that
          arises when there are inter-domain issues.  However, there is
          no treatment of why deployments are inter vs. intra domain
          makes any difference.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">==[ Section 4.0 ]==<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** The sentence “A DOTS Client or DOTS
          Server can be hosted on different nodes which are associated
          with different functionalities and thus leading to different
          expectations from DOTS”.  What is meant by “different
          functionalities” and “expectations of DOTS” isn’t clear to me.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">==[ Section 4.1 ]==<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** The first paragraph restates the role of
          DOTS client.  A similar, but more concise and descriptive
          description is already found in Section 2.2.1 of the
          architecture draft.  I’d recommend only one place for this
          text.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** DOTS client (a).(i) reads “target
          attack” but likely should be “attack target”<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** The purpose of this section isn’t clear
          to me.  Paragraph 3 (“When the DOTS Client is hosted …”)
          appears to restate and expound about the use case in Section
          3.1.  The same is true for Paragraph 4 (“When the DOTS Client
          is hosted on a monitoring system …”) relative to Section 3.2;
          and Paragraph 5 – 6 to Section 3.3.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">==[ Section 4.2 ]==<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** The first paragraph (“DOTS Servers
          terminate …”) doesn’t appear to be consistent with Figure 1 in
          the architecture draft.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">** In the second paragraph, it is stated
          that “Some DOTS Clients do not expect any interaction from the
          DOTS Server”.  This seems to conflict with the examples in the
          Appendix.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">==[ Section 4.3 ]==<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">I don’t disagree with the content, but need
          help understanding how this section clarifies the use cases.<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal">Regards,<o:p></o:p></p>
        <p class="MsoNormal">Roman<o:p></o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
        <p class="MsoNormal"><o:p> </o:p></p>
      </div>
      <br>
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      <br>
      <pre wrap="">_______________________________________________
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To: Roland Dobbins <rdobbins@arbor.net>, dots <dots@ietf.org>
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From: Flemming Andreasen <fandreas@cisco.com>
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Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00
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On 11/14/16 4:02 AM, Roland Dobbins wrote:
> On 14 Nov 2016, at 15:14, Ehud Doron wrote:
>
>> Essentially we would like to build a "Telemetry" extension standard 
>> to the basic DOTS protocol, and this document would define that.
>
> This may make sense at some future date; initially, since we're 
> dealing with devices/software/systems which have radically different 
> paradigms, capabilities, and 'worldviews', the initial focus of DOTS 
> should be on signaling and status only, as the ins are universal 
> functions which are readily understood by most any type of 
> node/service/application which could participate in DOTS.
>
>> Keeping the telemetry specification in a separate draft is good 
>> approach for future extensibility.
>
>> For this goal, we as the DOTS WG first need to better understand (and 
>> agree in the group) what we see as baseline mandatory capabilities 
>> other DOTS draft should benefit the DOTS Telemetry.
>
> We've already held extensive discussions on this topic; initially, we 
> need a minimum viable capability to allow signaling and status 
> information to be passed between DOTS participants.
>
>> (1) Is there an undocumented telemetry use case that needs to be 
>> added to the use case WG document? Section 4.0 suggests that.
>>      Yes. We want to DOTS use cases, the existing and maybe new 
>> others, to be enriched with Telemetry related items.
>
> This can come at a later state, if the group believes it to be important.
>
The above statements do not seem to align with the discussion of 
telemetry in the use-cases-2 draft ? Can you elaborate ?


> It's sub-optimal to duplicate the work done on IPFIX, I2NSF, I2RS, et. 
> al. in DOTS.  By leaving mitigation technique specifics and telemetry 
> specifics to one side, we can concentrate on signaling and status, 
> which is all that's actually required for successful inter- and 
> intra-domain DOTS-enabled DDoS mitigation assistance and provisioning.
>
Are you saying we don't need the data channel either ?

> It's important to get to an initial operating capability with the 
> requisite baseline capability before we expand the scope of DOTS 
> itself, IMHO.
>
Agreed we should focus on getting a baseline capability in place sooner 
rather than later, especially if we include a solid and interopeable 
extension mechanism from the beginning.

-- Flemming

> -----------------------------------
> Roland Dobbins <rdobbins@arbor.net>
>
> _______________________________________________
> Dots mailing list
> Dots@ietf.org
> https://www.ietf.org/mailman/listinfo/dots
> .
>


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What are the final times/places for the design team breakouts?
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Archived-At: <https://mailarchive.ietf.org/arch/msg/dots/jaT6XTeyqcjuxrlvUPrn2aXsYZE>
Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00
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On 15 Nov 2016, at 4:41, Flemming Andreasen wrote:

> The above statements do not seem to align with the discussion of 
> telemetry in the use-cases-2 draft ? Can you elaborate ?

Not at this time.  -02 is transitional.

> Are you saying we don't need the data channel either ?

Not at all, and apologies for the misimpression!

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>


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Cc: "Roman D. Danyliw" <rdd@cert.org>, dots@ietf.org
Subject: Re: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17 at 12:00-14:00 at room Studio 7 on the 6th floor - change to Tue 19:00?
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On 14 Nov 2016, at 13:05, Tobias Gondrom wrote:

> Yes, we could also do the design team meeting on Tuesday after the 
> afternoon
> session at 19:00.

Are we confirmed for 1900?

Many thanks!

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>


From nobody Mon Nov 14 17:41:49 2016
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Subject: Re: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17 at 12:00-14:00 at room Studio 7 on the 6th floor - change to Tue 19:00?
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Hello all, 
Yes, we are confirmed for today at 19:00 KST. 
The room is the IAOC office (right next to the Studio 7 room), 6th floor. 
Best regards, Tobias


-----Original Message-----
From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Roland Dobbins
Sent: Tuesday, November 15, 2016 10:29
To: Tobias Gondrom <tobias.gondrom@gondrom.org>
Cc: Roman D. Danyliw <rdd@cert.org>; dots@ietf.org
Subject: Re: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17
at 12:00-14:00 at room Studio 7 on the 6th floor - change to Tue 19:00?

On 14 Nov 2016, at 13:05, Tobias Gondrom wrote:

> Yes, we could also do the design team meeting on Tuesday after the 
> afternoon session at 19:00.

Are we confirmed for 1900?

Many thanks!

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>

_______________________________________________
Dots mailing list
Dots@ietf.org
https://www.ietf.org/mailman/listinfo/dots


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From: "Tobias Gondrom" <tobias.gondrom@gondrom.org>
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Subject: Re: [Dots] UPDATE: DOTS Design Team meetings at IETF97: Nov-15 19:00-20:30KST in IAOC office on 6th floor, and Nov-17 at 12:00-14:00 KST at room Studio 7 on the 6th floor
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Hello all, 

As requested I have moved the design team meeting today to the evening. 

So the design team meeting will be today (Nov-15) at 19:00 - 20:30 KST in
the IAOC office room (the room right next to Studio 7) on the 6th floor. 

(instead of the 12:00 meeting) 

See you there tonight. 

Best regards, Tobias

 

Ps.: And in addition we shall still have the meeting for the protocols
design team on Nov-17 at 12:00-14:00. 

 

 

From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Tobias Gondrom
Sent: Monday, November 14, 2016 13:39
To: dots@ietf.org
Cc: 'Roman D. Danyliw' <rdd@cert.org>
Subject: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17 at
12:00-14:00 at room Studio 7 on the 6th floor
Importance: High

 

Dear DOTS team, 

 

Following our good experience at the last meeting, we would like to propose
also for this meeting two design team meeting slots. 

As at the last meeting lunch meetings seemed to have had the least
conflicts, we suggest to continue with that. 

 

We would propose the following two slots and arranged a room for that. 

If these slots do not work or have serious conflicts, please let us know. 

 

1. Design Team meeting: Use cases

Tuesday Nov-15 12:00 - 14:00KST

Room: Studio 7, on 6th floor. 

Some questions for this meeting: 

- how can we improve the quality of the use case document? 

- have the inter-domain use cases been properly included in the use case
draft? 

- have the use cases from the telemetry draft been sufficiently included in
the use case draft? 

 

2. Design Team meeting: Protocol discussion

Thursday Nov-17 12:00 - 14:00KST

Room: Studio 7, on 6th floor. 

Some questions for this meeting: 

- protocols

- what messages are exchanged, contents of messages

- relationship with info-model draft

- converging and getting to protocol WG draft

 

Best regards, 

 

Tobias & Roman

(DOTS WG chairs)

 

 

Ps.: and a reminder: our DOTS WG meeting will be on Friday morning, 9:30am
(Korean time) 

 

 


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link=3D"#0563C1" vlink=3D"#954F72"><div class=3DWordSection1><p =
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requested I have moved the design team meeting today to the evening. =
<o:p></o:p></p><p class=3DMsoNormal><b>So the design team meeting will =
be today (Nov-15) at 19:00 &#8211; 20:30 KST in the IAOC office room =
(the room right next to Studio 7) on the 6<sup>th</sup> floor. =
<o:p></o:p></b></p><p class=3DMsoNormal>(instead of the 12:00 meeting) =
<o:p></o:p></p><p class=3DMsoNormal>See you there tonight. =
<o:p></o:p></p><p class=3DMsoNormal>Best regards, =
Tobias<o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal>Ps.: And in addition we shall still have the meeting =
for the protocols design team on Nov-17 at 12:00-14:00. =
<o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal><a =
name=3D"_MailEndCompose"><o:p>&nbsp;</o:p></a></p><span =
style=3D'mso-bookmark:_MailEndCompose'></span><div><div =
style=3D'border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in =
0in 0in'><p class=3DMsoNormal><b>From:</b> Dots =
[mailto:dots-bounces@ietf.org] <b>On Behalf Of </b>Tobias =
Gondrom<br><b>Sent:</b> Monday, November 14, 2016 13:39<br><b>To:</b> =
dots@ietf.org<br><b>Cc:</b> 'Roman D. Danyliw' =
&lt;rdd@cert.org&gt;<br><b>Subject:</b> [Dots] DOTS Design Team meetings =
at IETF97: Nov-15 and Nov-17 at 12:00-14:00 at room Studio 7 on the 6th =
floor<br><b>Importance:</b> High<o:p></o:p></p></div></div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>Dear DOTS =
team, <o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal>Following our good experience at the last meeting, we =
would like to propose also for this meeting two design team meeting =
slots. <o:p></o:p></p><p class=3DMsoNormal>As at the last meeting lunch =
meetings seemed to have had the least conflicts, we suggest to continue =
with that. <o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal>We would propose the following two slots and arranged =
a room for that. <o:p></o:p></p><p class=3DMsoNormal>If these slots do =
not work or have serious conflicts, please let us know. =
<o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal><b>1. Design Team meeting: Use =
cases<o:p></o:p></b></p><p class=3DMsoNormal><b>Tuesday Nov-15 12:00 - =
14:00KST<o:p></o:p></b></p><p class=3DMsoNormal><b>Room: Studio 7, on =
6<sup>th</sup> floor. <o:p></o:p></b></p><p class=3DMsoNormal>Some =
questions for this meeting: <o:p></o:p></p><p class=3DMsoNormal>- how =
can we improve the quality of the use case document? <o:p></o:p></p><p =
class=3DMsoNormal>- have the inter-domain use cases been properly =
included in the use case draft? <o:p></o:p></p><p class=3DMsoNormal>- =
have the use cases from the telemetry draft been sufficiently included =
in the use case draft? <o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal><b>2. Design =
Team meeting: Protocol discussion<o:p></o:p></b></p><p =
class=3DMsoNormal><b>Thursday Nov-17 12:00 - =
14:00KST<o:p></o:p></b></p><p class=3DMsoNormal><b>Room: Studio 7, on =
6<sup>th</sup> floor. <o:p></o:p></b></p><p class=3DMsoNormal>Some =
questions for this meeting: <o:p></o:p></p><p class=3DMsoNormal>- =
protocols<o:p></o:p></p><p class=3DMsoNormal>- what messages are =
exchanged, contents of messages<o:p></o:p></p><p class=3DMsoNormal>- =
relationship with info-model draft<o:p></o:p></p><p class=3DMsoNormal>- =
converging and getting to protocol WG draft<o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>Best =
regards, <o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal>Tobias &amp; Roman<o:p></o:p></p><p =
class=3DMsoNormal>(DOTS WG chairs)<o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>Ps.: and a =
reminder: our DOTS WG meeting will be on Friday morning, 9:30am (Korean =
time) <o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p></div></body></html>
------=_NextPart_000_10AE_01D23F2D.62172D50--


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From: "Tirumaleswar Reddy (tireddy)" <tireddy@cisco.com>
To: "dots@ietf.org" <dots@ietf.org>
Thread-Topic: New Version Notification for draft-reddy-dots-signal-channel-03.txt
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Subject: [Dots] FW: Why is DOTS not using NETCONF/RESTCONF for management functions
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=20

My question: Why is DOTS, SCAM, SECEVENT not using the same mechanisms =
for events, configuration control and telemetry data as NM/OPS with =
their own data models?=20

=C2=B7       This email walks through the DOTS drafts indicating which =
of the NM/OPS services could be used, and what data is being passed.=20

=C2=B7       What I found is that 95% of work is covered by NM/OPS with =
data models. =20

=20

This email is a description of this problem.  I will be submitting a =
draft regarding this point.=20

=20

Sue=20

=20

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

=20

The DOTS workgroup has defined three main messaging models:=20

=20

*	Actionable Event Alerting

=E2=97=A6        Called =E2=80=98Signaling=E2=80=99 in the workgroup =
=E2=80=93 =E2=80=9CI=E2=80=99m being attacked=E2=80=9D=20

*	Configuration Control

=E2=97=A6        Called =E2=80=98Bulk Data=E2=80=99 in the workgroup=20

*	Telemetry information=20

=E2=97=A6        Traffic  volumes, pipe capacity, mitigation efficacy, =
attack details=20

=20

IETF=E2=80=99s Network Management and Operations (NM/OPS) group has =
created similar mechanisms for sending events, configuration control, =
and telemetry which are data-model driven.  The IETF NM/OPS group use =
Yang to define these data models.  The data models can either support =
network configuration or configuration of security policy.   The =
protocols used by NM/OPS for events, publication of bulk data, and =
configuration are NETCONF and RESTCCONF.   IPFIX sends telemetry =
information.=20

=20

=20

NETCONF runs over TLS over TCP.  RESTCONF runs over HTTP 1.1 over TLS =
with X.509v3 certificates.  IPFIX runs over TLS and DTLS (with replay =
protection and anti-DOS stateless cookie mechanism).    NETCONF and =
RESTCONF can be encoded with XML data and JSON data.   RESTCONF MAY also =
be run over HTTP/2 or QUIC (work being done in the =
draft-ietf-netconf-restconf-notify drafts].   =
[draft-ietf-netconf-restconf-notify] =E2=80=93 indicates there can be =
TLS heartbeat used for NETCONF/RESTCONF notifications.  If the desire is =
to send the NETCONF/RESTCONF over google proto-bufs, other NM/OPS are =
considering this as well. RESTCONF and NETCONF meta data is encoded in =
JSON or XML.  RESTCONF has message caching, event streams, and the =
ability to subscribe to event notifications.  I2RS protocol extension to =
NETCONF require mutual authentication (RFC7589). =20

=20

The ODL open software supports NETCONF and RESTCONF with these features. =
 Cisco provides a CONFD software set (free for prototyping) that also =
support NETCONF/RESTCONF.=20

=20

My question: Why is DOTS, SCAM, SECEVENT not using the same mechanisms =
for events, configuration control and telemetry data as NM/OPS with =
their own data models?=20

=C2=B7       This email walks through the DOTS drafts indicating which =
of the NM/OPS services could be used, and what data is being passed.=20

=C2=B7       What I found is that 95% of work is covered by NM/OPS with =
data models. =20

=20

Why Do I Ask this question:  I2NSF is charter to provide management for =
network security functions. =20

=C2=B7       I2SNF is building off of the NETCONF/RESTCONF models.  It =
is important to know why DOTS is not using NM/OPS protocols + data =
models so the I2NSF and DOTS can cohabitate in the same security =
architecture.  =20

=20

High-level details:=20

=C2=B7       DOTS can be replaced by:=20

=C2=B7       NM/OPS - I2NSF using NETCONF or RESTCONF or IPFFIX=20

=C2=B7       Can do bulk data channel and telemetry by just adding data =
model=20

=C2=B7       Can do mitigate start/stop by using NETCONF/RESTCONF rpc =
mechanism=20

=C2=B7       Strong identities using 802.1AR (LDevID) used by =
ietf-netconf-zerotouch=20

                         [Bob notes that this may not be sufficiently =
secure for the DOTS environment.]=20

=C2=B7       Heart-beats via the TLS protocol (or TLS=20

=C2=B7       Publication of events streams for  telemetry=20

=C2=B7       Publication of  notification stream for key events=20

=20

=C2=B7       I2NSF has defined  data models and uses NETCONF /RESTCONF=20

o   registration interfaces

o   Capability data model =E2=80=93 with all the mitigation features=20

o   Management Interface between security controller and network =
security functions (NSF) =E2=80=93 firewalls, IPS/IDS, mitigation =
services,=20

o   Management interface between user and security controller.=20

=20

=C2=B7        I2NSF brings along the work from I2RS that extends Netconf =
and RESTCONF to have higher levels of security,  mutual authentication,  =
confidentiality, and data integrity.  =20

o   I2RS extensions may create a binary encoding of NETCONF and RESTCONF =
packets to increase speed.  CBOR may be a good choice [Sue=E2=80=99s =
note: I need to double check this point.]=20

o   I2RS upcoming work may use binary encoding or  protobufs. =20

=20

=C2=B7       I2NSF approach has fast implementation track =E2=80=93 4-5 =
student project for mitigation of attacks via firewall, DPI, and VoiP =
filtering accomplished with ODL Software on linux.=20

=20

 =20

What is different in DOTS work =20

=C2=B7       Use of IPv6 header option =E2=80=93 to get opportunistic =
security =20

Application heart-beats [Sue=E2=80=99s editorial note: Bob thinks I need =
more comments].=20

=C2=B7       Use of google protocol buffers=20

=C2=B7       Modified transport =E2=80=93 unclear exactly why CoAP or =
other protocols.=20


CoAP is UDP and Binary REST.

Sue =20


=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

=20

Summary of DOTS Protocols and Models=20

=20

draft-teague-dots-protocol-00- two types of messages:=20

=C2=B7       Signaling  data:

o   Client Message:  sequence number (current, last), ping time, =
mitigation-lists (active, requested, withdrawn) , session-config =
(loss-limit, lifetime, heart-beat interval) , extensions=20

o   Client Request =E2=80=93 sends (event ID, mitigation-requested, =
scope, lifetime) =20

o   DOTS Server: Server message:  sequence-number (current, last), =
request-heart-bit,  request-error, message-redirect (IPv4/IPV6) redirect =
target (port), MTU limit=20

o   DOTS Server Status message (event-id, mitigation-enable, drops =
(bytes_dropped, bps_dropped, pkts_dropped, pps_dropped), whitelist[n], =
filter-list[n]=20

=20

=C2=B7       Data channel: Send white-list, black-list, configuration, =
traffic-filter-management=20

=C2=B7       Mutual Authentication =E2=80=93 Like I2RS requires mutual =
authentication=20

=20

=C2=B7       NETCONF/NETCONF equivalent is:=20

o   Client message - RPC with reply

o   DOTS Server: Set-up of notify channel for subscription to =
server=E2=80=99s publication of datat (denoted as pub/sub in NETCONF)=20

                          [suggest the text]:=20

o   DOTS Server status: Pub/sub push of notification status on different =
stream

o   TLS - Heart-beat notification

o   Data Channel =E2=80=93 configuration of white lists, black list, =
policy and filters is what NETCONF get-config, edit-config, copy-config, =
delete-config =E2=80=93 was created to do this

o   RESTCONF =E2=80=93 Get , post, pathc, query,=20

=20

  Status : duplicate of NETCONF/RESTCONF work with different data model=20

=20

2) draft-reddy-dots-signal-channel-02

=C2=B7       Mitigation Requests:  POST, DELETE, GET, PUT=20

=C2=B7       Data Contents of mitigation policy  [sent by client]=20

o   PUT: (policy-id, target-ip, target-port, target-protocol, FQDN, URI, =
alias, lifetime)=20

o   Delete: (Policy-id)=20

=C2=B7       Client sends: GET: Dots-Signal, policy-id [0 means all]  =
(registration)=20

=C2=B7       Server responses:=20

o   Notification #1 (current state: mitigation in progress)=20

o   Notification #2 (mitigation complete)=20

o   Notification #3 (token stopped0

=20

     RESTCONF equivalent=20

=C2=B7       PUT or DELETE for policy lists=20

=C2=B7        Notification set-up=20

=C2=B7       Channel support =E2=80=93 heart beats, error loss ratio=20

=20

Status: Duplicate of RESTCONF work with different data model=20

=20

=20

3) draft-reddy-dots-data-channel=20

     =20

      What data:=20

        Provisioning policies:  (policy-id, alias, traffic-protocol, =
destination-protocol-port, destination-ip,=20

                           Alias1: FQDN, Alias2: URI,  Alias3:  E.164)

 =20

         Filtering rules:  policy-id, traffic-protocol, =
source-protocol-port, destination-ip, source-ip, lifetime,

                                  dscp, traffic-rate=20

 =20

         I2NSF equivalents:        =20

         I2NSF: Data mode has already demonstrated this working at =
IETF97 with=20

NETCONF/RESTCONf and a data model.

=20

          NETCONF/RESTCONF functionality:=20

          NETCONF: Get-config, edit-config for data odel=20

          RESTCONF:  PUT, GET, DELETE=20

  =20

   Status: Already implemented in I2NSF using NETCONF/RESTCONF=20

=20

=20

4) dots-fu-dots-ipfix-extension-01=20

=20

            What type of signaling:  Telemetry=20

            What protocol:  IPFIX/PSAMP=20

            What data: upstream counters, fragment statistics, response =
time (server, client, session),

            What extension to IPFIX: =20

=C2=B7       New Flow End reason error=20

=C2=B7       New IE status for tracking  to: =20

o   Detect ICMP reflection attack=20

o   Detect Fragment attack=20

o   Detect slowloris attack=20

o   Detect out-of-order packet attack=20

=20

Status:  IPFIX Extended with data and error reports=20

Comment: Kudos to authors for maximizing re-use of protocols=20

=20

5) nishizuka-dots-inter-domain-mechanism

=20

            Why:  DOTS client in different organization from DOTS server =


             Why automatic:  Timeliness of responding to DDoS attacks

            Architecture:=20

                                                             Customer =
(DOTS client)=20

                                                                   /

                                                        =
Dots-server---dots-client

                        Attack-detector=E2=80=94controller=20

                                                          |----------  =
Mitigator (NSF device)

=20

              Groups of these are in different domain=20

=20

What is needed:  confidentiality, integrity, authenticity

              Provisioning=20

=C2=B7       Mechanism: POST=20

=C2=B7       Data:=20

=C2=B7       Registration:=20

o   Registration data: customer-name, IP version, protected zone (index, =
need-alias, ipv4-cider, ipv6-address, BGP-route, SIP-URI, E164_number, =
DNS), protected-port, protected-protocol, counter-measures, =
tunnel-information, next-hop. Security-profile (TLS, DTLS, COAP)

o   White-list (name, sequence number, source-ip, destination-ip, =
protocol, length, TTL, DSCP, ip_flags, tcp-flags)=20

o   Black-list (name, sequence-number, source-ip, destination-ip, =
source-port, destination-port, protocol, length, TTL, DSCP, ip_flags, =
tcp-flags),=20

=C2=B7       Registration-response:

o   Data: Customer-name, customer-id, alias_of_mitigation-address =
(index, string), security_profile, access-token, thresholds_bps, =
thresdhold_pps, duration, capable_attack_type, registration_time, =
mitigation_time)=20

=20

=C2=B7       Registration: Cancelled=20

=20

Signaling stage: =20

=C2=B7       Mitigation request Mechanism: POST

=C2=B7       Mitigation request data: version, type, alert-id, =
sender-id, sender-asn, mitigation-action, lifetime, max_bandwidth, =
packet-header (dst_ip, alias, dst-ports, src-ips, src-ports, protocols, =
tcp_flags,  fragment, pkt_len, icmp_type, icmp_code, DSCP, TTL, current =
throughput (bps, pps), peak_throughputs (bps, pps), average_throughputs =
(bps, pps), info (attack_types, started, ongoing, severity, direction, =
health), vendor (name, version, payload(offset, content, hash)=20

=C2=B7       Mitigation efficacy data:  version, alert-id, send-id, =
sender-asn, attack_status, health=20

=C2=B7       Mitigation termination:  version, alert_id, sender_id, =
sender_asn=20

=C2=B7       Heart_beat: (version, send_id, sender_asn)=20

=20

            I2NSF equivalent:=20

=C2=B7       inter-cloud DDOS API

=C2=B7        inter-cloud DDOS Yang Data Model=20

=C2=B7       Capability Yang data model with I2NSF interface=20

=C2=B7       RESTCONF =E2=80=93 POST, PUT, Notification service=20

=20

I2NSF uses I2RS protocol security requirements=20

=20

            [draft-i2rs-protocol-security-requirements] which require:

=C2=B7       Mutual authentication,=20

=C2=B7       Peer identity validation,=20

=C2=B7       confidentiality, data integrity, authentication, and replay =
protection=20

=C2=B7       role-based security=20

=20

 6) draft-mortensen-dots-over-udp-00=20

=20

Protocol: [draft-teague-dots-protocol]=20

What it does:=20

=C2=B7       provisioning: configuration to DOTS server via DNS SRV=20

=C2=B7       Signaling:  - I=E2=80=99m being attacked/mitigation

=C2=B7       Data channel: Lots of status

=20

How: Is this secured?=20

=C2=B7       provisioning =E2=80=93 DOTS clients with keying material=20

o   Enrollment over secure transport (private-key and certificate)=20

=C2=B7       Signaling:

o   DOTS over UDP =E2=80=93 [drat-rescolra-tls-dtls13]=20

=C2=A7  First insecure, then Pre-shared keys (PSKS)=20

=C2=A7  If no pre-shared keys, full DTLS handshake=20

o   Messages:=20

=C2=A7  Heart-beat =E2=80=93 DOTS protocol heart beats

=C2=A7  DTLS alerts can disconnect =20

=C2=B7       Data Channel =E2=80=93 TLS=20

=20

Status: =20

=C2=B7       Similar to: RESTCONF or NETCONF features (see #1)=20

o   Rpc/reply=20

o   Edit-config (NETCONF) or PUT or PATCH (RESTCONF) =20

=C2=B7       What is new: Keying concepts=20

=20

=20

7) draft-francois-dots-ipv6-signal-option =20

=C2=B7       What: Encode DOTS signal in IPv6 Hop-by-hop header option =
(with no data)=20

=20

=C2=B7       Data:  option-type, option-length, DOTS-signal attribute1, =
DOTS-signal attribute2, DOTS-Signal Attribute [3]  =E2=80=A6 DOTS Signal =
attribute[n]=20

Attribute data:  (TTL, Flag (tcp/upd), host, port, policy-id, target-ip, =
target-port, target-protocol, lifetime)

=C2=B7       Configuration:=20

o   Set of filters over IPv6 packet headers=20

o   Ratio of packets checked=20

o   Timeout

=C2=B7       How to process: DOTS capable router, gateway or server.=20

=20

Status:  new concept of opportunistic processing of DOTS=20

=C2=B7       Means integration with router, gateway, and server in =
seamless way with I2NSF, I2RS, and NETCONF/RESTCONF is necessary

=20

8) draft-doron-dots-telemetry:=20

=20

=C2=B7       Protocol:  ready-dots-signaling-channel, =
nishizuka-dots-inter-domain-mechanism

=20

=C2=B7       Pre-mitigation data:   baseline total traffic (pps, bps), =
total attack traffic volume (pps, bps), attack details (vendor, version, =
attack-id, attack-name, attack-severity, extension), total pipe =
capacity,  list of authenticated source-ids.

=C2=B7       Client-to-Server =E2=80=93 Telemetry attribute:  baseline =
total traffic (pps, bps), total attack traffic volume (pps, bps), =
Mitigation efficacy factor (clean traffic/normal traffic), attack =
details (vendor, version, attack-id, attack-name, attack-severity, =
extension=20

=C2=B7       Server to client =E2=80=93 Telemetry attribute: Signal =
counter measure=20

=20

Comparison with NM/OPS:

=C2=B7       Telemetry =E2=80=93 can be done with IPFIX or =
Publication/Subscription streams from NETCONF and RESTCONF.=20

=C2=B7       Pre-mitigation data, Client-server Telemetry attribute, and =
Server to Client =E2=80=93 can be replaced by a data model=20

=20

9) draft-andreasen-dots-info-data-model =E2=80=93 Distributed DOS =
Open-Threat signaling IM and DM=20

=20

=C2=B7       Protocol:  New protocol

o   Signal Channel:  Open/Close/Redirect signal channel, Request status, =
Status update, Request Mitigation, Stop mitigation=20

o   Data Channel:  Open/Close/Redirect data channel, Send Data=20

o   Information Elements=20

=C2=A7  Protocol version, attack target, Agent-ID

=C2=A7  Blacklist, whitelist,

=C2=A7  Attack telemetry

=C2=A7  Mitigator feedback, Mitigation efficacy, Mitigation scope, =
Mitigation Scope Conflict, Mitigation duration=20

=C2=A7  Resource group alias

=C2=A7  Peer health=20

=C2=A7  Filters

=C2=A7  Filter-actions=20

=C2=A7  Acceptable signal lossinesss

=C2=A7  Heartbeat interval=20

=C2=A7  Extension=20

=20

Comparison with NETCONF/RESTCONF=20

o   Signal channel

=C2=A7  Can use rpc/rpc-reply to enact with action of signal channel=20

=C2=A7  Request mitigation/ Stop mitigation =E2=80=93 is new feature, =
but it can be implemented as rpc =E2=80=93 since rpc/rpc-reply operates =
as new function=20

o   Data channel

=C2=A7  Configuration of protocol, blacklist, whitelist, filters =
filter-action, acceptable lossiness, heartbeat interval =E2=80=93 is =
normal work for NETCONF/RESTCONF based on a data model,=20

=C2=A7  Attack Telemetry =E2=80=93 is a normal part of the =
publication/subscription service

=C2=A7  Heart-beat is current in TLS for RESTCONF, but an application =
heartbeat could be added. =20

=20

Status: All of the features point to NETCONF or RESTCONF with specific =
data protocol.  IPFIX could also be used for telemetry. =20

=20

What=E2=80=99s new:  Mitigator is new, but the rpc/rpc-reply in RESTCONF =
or NETCONF should be able to provide this.=20

=20

=20

=20

10) strong identities [draft-moskowitz-dots-identities]=20

=20

            Purpose: Define 2 forms of strong identities=20

o   Form 1: X.509 LDevID =E2=80=93 defined in 802.1AR=20

=C2=A7  DOTS mitigation provider has PKI to issue LDevID certificates to =
customer=20

=C2=A7  Can be used by Netconf-zerotouch=20

o   Form 2: Raw public key: =20

=C2=A7  Type 1:  HIP [RFC7401] with HIP DNS Extension [RFC8005] to =
assert its HI to DOTS mitigation provider and use HIP to prove ownership =


=C2=A7  Type 2:  Use raw key defined in RFC7250, and use DANE [RFC6698] =
to validate TLS key=20

Problem space:=20

o   Context:  business relationship between customer and DDoS mitigation =
provider=20

=C2=A7  Type: long lived over persistent session.=20

=C2=A7  Can have trust identity from requesting provider back to attack =
customer.=20

o   Scope of trust:=20

=C2=A7  Web PKI has trust leakage challenge=20

=C2=A7  How can you assert trust

=C2=B7       Managing trust=20

o   802.1AR =E2=80=93 type types of certificate:=20

=C2=B7       IDevID =E2=80=93 installed in device (by signed by =
manufacturer=E2=80=99s CA)

=C2=B7       LDevid =E2=80=93 (locally significant Secure Device =
Identifier) =E2=80=93 signed by PKI appropriate to use. =20

=C2=A7  [ietf-netconf-zerotouch] =E2=80=93 uses trusted LDevID based on =
owner certification (IDevID)=20

o   Raw public key:  hierarchical HIP can provides infrastructure of Raw =
Public Keys=20

=20

Status:

=C2=B7       Strong trusted identities needed by NM/OPS as well as DOTS

=C2=B7        ietf-netconf-zerotouch uses 802.1AR  Ldevid =20

[Editorial: Bob states that zerotouch does not say LDevID =E2=80=93 so =
we need to work on this point]=20

=C2=B7       2nd  approach is Raw public keys + Hierarchical HIP =20

[Bob states:  For constrained or mobile device within the architecture]=20

=20


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67698691 67698693 67698689 67698691 67698693;}
@list l1:level1
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	margin-left:88.9pt;
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	font-family:Symbol;}
@list l1:level2
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	margin-left:124.9pt;
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@list l1:level3
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	margin-left:160.9pt;
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@list l1:level4
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	font-family:Symbol;}
@list l1:level5
	{mso-level-number-format:bullet;
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	margin-left:232.9pt;
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	font-family:"Courier New";}
@list l1:level6
	{mso-level-number-format:bullet;
	mso-level-text:=EF=82=A7;
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	margin-left:268.9pt;
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	font-family:Wingdings;}
@list l1:level7
	{mso-level-number-format:bullet;
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	margin-left:304.9pt;
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	font-family:Symbol;}
@list l1:level8
	{mso-level-number-format:bullet;
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@list l1:level9
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@list l2:level1
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@list l2:level2
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@list l2:level3
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@list l2:level4
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@list l2:level5
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@list l2:level6
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@list l2:level7
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@list l2:level8
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@list l2:level9
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@list l3
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@list l3:level1
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	font-family:Symbol;
	mso-bidi-font-family:OpenSymbol;}
@list l3:level2
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	font-family:OpenSymbol;
	mso-bidi-font-family:OpenSymbol;}
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	font-family:OpenSymbol;
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@list l3:level5
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@list l3:level7
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@list l3:level8
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	font-family:OpenSymbol;
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@list l3:level9
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@list l4
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@list l4:level1
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	margin-left:53.45pt;
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	font-family:Symbol;}
@list l4:level2
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@list l4:level3
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	margin-left:125.45pt;
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@list l4:level4
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	font-family:Symbol;}
@list l4:level5
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@list l4:level6
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	margin-left:233.45pt;
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@list l4:level7
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	margin-left:269.45pt;
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	font-family:Symbol;}
@list l4:level8
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@list l4:level9
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@list l5:level1
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@list l5:level4
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67698691 67698693 67698689 67698691 67698693;}
@list l6:level1
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	font-family:Symbol;}
@list l6:level2
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@list l6:level4
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@list l6:level5
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@list l6:level6
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@list l6:level7
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@list l6:level8
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67698691 67698693 67698689 67698691 67698693;}
@list l7:level1
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@list l7:level2
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@list l7:level3
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@list l7:level4
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@list l7:level5
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@list l7:level6
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@list l7:level7
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@list l7:level8
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@list l7:level9
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@list l8
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67698691 67698693 67698689 67698691 67698693;}
@list l8:level1
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	margin-left:71.45pt;
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@list l8:level2
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@list l8:level3
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@list l8:level4
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@list l8:level5
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@list l8:level6
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@list l8:level7
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	font-family:Symbol;}
@list l8:level8
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@list l8:level9
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@list l9
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67698691 67698693 67698689 67698691 67698693;}
@list l9:level1
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	margin-left:.75in;
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	font-family:Symbol;}
@list l9:level2
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	margin-left:1.25in;
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	font-family:"Courier New";}
@list l9:level3
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--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext=3D"edit" spidmax=3D"1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext=3D"edit">
<o:idmap v:ext=3D"edit" data=3D"1" />
</o:shapelayout></xml><![endif]--></head><body bgcolor=3Dwhite =
lang=3DEN-US link=3Dblue vlink=3Dpurple><div class=3DWordSection1><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>My =
question: </span></b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman \, serif"'>Why is DOTS, SCAM, SECEVENT not using the same =
mechanisms for events, configuration control and telemetry data as =
NM/OPS with their own data models? </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'text-indent:-.25in;mso-list:l6 level1 lfo1'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>This =
email walks through the DOTS drafts indicating which of the NM/OPS =
services could be used, and what data is being passed. =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'margin-right:.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l6 level1 lfo1'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>What I =
found is that 95% of work is covered by NM/OPS with data models.&nbsp; =
</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'mso-margin-top-alt:5.0pt;margin-right:1.0in;margin-bottom:5.0pt;=
margin-left:0in'><o:p>&nbsp;</o:p></p><p class=3DMsoNormal =
style=3D'mso-margin-top-alt:5.0pt;margin-right:1.0in;margin-bottom:5.0pt;=
margin-left:0in'>This email is a description of this problem.&nbsp; I =
will be submitting a draft regarding this point. <o:p></o:p></p><p =
class=3DMsoNormal =
style=3D'mso-margin-top-alt:5.0pt;margin-right:1.0in;margin-bottom:5.0pt;=
margin-left:0in'><o:p>&nbsp;</o:p></p><p class=3DMsoNormal =
style=3D'mso-margin-top-alt:5.0pt;margin-right:1.0in;margin-bottom:5.0pt;=
margin-left:0in'>Sue <o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-right:.5in'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal =
style=3D'margin-right:.5in'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif";color:#1F497D'>=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<o:p></o:p></span>=
</p><p class=3DMsoNormal style=3D'margin-right:.5in'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal =
style=3D'margin-right:.5in'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>The =
DOTS workgroup has defined </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif";color:#1F497D'>three</span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'> main =
messaging models:&nbsp;</span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><ul style=3D'margin-top:0in' =
type=3Ddisc><li class=3DMsoNormal style=3D'mso-list:l3 level1 =
lfo2'><span style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Actionable Event Alerting</span><o:p></o:p></li></ul><p =
class=3DMsoNormal =
style=3D'margin-left:.75in;text-indent:-.25in;mso-list:l3 level2 =
lfo2'><![if !supportLists]><span style=3D'font-family:OpenSymbol'><span =
style=3D'mso-list:Ignore'>=E2=97=A6<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Called =
=E2=80=98Signaling=E2=80=99 in the workgroup =E2=80=93 =
=E2=80=9CI=E2=80=99m being attacked=E2=80=9D </span><o:p></o:p></p><ul =
style=3D'margin-top:0in' type=3Ddisc><li class=3DMsoNormal =
style=3D'mso-list:l3 level1 lfo2'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Configuration Control</span><o:p></o:p></li></ul><p =
class=3DMsoNormal =
style=3D'margin-left:.75in;text-indent:-.25in;mso-list:l3 level2 =
lfo2'><![if !supportLists]><span style=3D'font-family:OpenSymbol'><span =
style=3D'mso-list:Ignore'>=E2=97=A6<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Called =
=E2=80=98Bulk Data=E2=80=99 in the workgroup </span><o:p></o:p></p><ul =
style=3D'margin-top:0in' type=3Ddisc><li class=3DMsoNormal =
style=3D'mso-list:l3 level1 lfo2'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Telemetry information </span><o:p></o:p></li></ul><p =
class=3DMsoNormal =
style=3D'margin-left:.75in;text-indent:-.25in;mso-list:l3 level2 =
lfo2'><![if !supportLists]><span style=3D'font-family:OpenSymbol'><span =
style=3D'mso-list:Ignore'>=E2=97=A6<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Traffic&nbsp; volumes, pipe capacity, mitigation efficacy, =
attack details </span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>IETF=E2=80=99s Network Management and Operations (NM/OPS) group =
has created similar mechanisms for sending events, configuration =
control, and telemetry which are data-model driven.&nbsp; The IETF =
NM/OPS group use Yang to define these data models.&nbsp; The data models =
can either support network configuration or configuration of security =
policy.&nbsp;&nbsp; The protocols used by NM/OPS for events, publication =
of bulk data, and configuration are NETCONF and RESTCCONF.&nbsp;&nbsp; =
IPFIX sends telemetry information. </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-family:"Times New =
Roman","serif";mso-fareast-language:EN-US'><o:p>&nbsp;</o:p></span></p><p=
 class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman \, serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>NETCONF runs over TLS over TCP.&nbsp; RESTCONF runs =
over HTTP 1.1 over TLS with X.509v3 certificates.&nbsp; IPFIX runs over =
TLS and DTLS (with replay protection and anti-DOS stateless cookie =
mechanism).&nbsp;&nbsp;&nbsp; NETCONF and RESTCONF can be encoded with =
XML data and JSON data.&nbsp;&nbsp; RESTCONF MAY also be run over HTTP/2 =
or QUIC (work being done in the draft-ietf-netconf-restconf-notify =
drafts].&nbsp;&nbsp; [draft-ietf-netconf-restconf-notify] =E2=80=93 =
indicates there can be TLS heartbeat used for NETCONF/RESTCONF =
notifications.&nbsp; If the desire is to send the NETCONF/RESTCONF over =
google proto-bufs, other NM/OPS are considering this as well. =
</span><span style=3D'color:#1F497D'>R</span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>ESTCONF and NETCONF meta data is encoded in JSON or XML.&nbsp; =
RESTCONF has message caching, event streams, and the ability to =
subscribe to event notifications. &nbsp;I2RS protocol extension to =
NETCONF require mutual authentication</span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif";color:#1F497D'> (RFC7589).&nbsp; </span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>The =
ODL open software supports NETCONF and RESTCONF with these =
features.&nbsp; Cisco provides a CONFD software set (free for =
prototyping) that also support NETCONF/RESTCONF. =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>My =
question: </span></b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman \, serif"'>Why is DOTS, SCAM, SECEVENT not using the same =
mechanisms for events, configuration control and telemetry data as =
NM/OPS with their own data models? </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'text-indent:-.25in;mso-list:l6 level1 lfo1'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>This =
email walks through the DOTS drafts indicating which of the NM/OPS =
services could be used, and what data is being passed. =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'text-indent:-.25in;mso-list:l6 level1 lfo1'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>What I =
found is that 95% of work is covered by NM/OPS with data models.&nbsp; =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Why Do =
I Ask this question:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>&nbsp; =
I2NSF is charter to provide management for network security =
functions.&nbsp; </span><o:p></o:p></p><p class=3DMsoListParagraph =
style=3D'text-indent:-.25in;mso-list:l5 level1 lfo3'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>I2SNF =
is building off of the NETCONF/RESTCONF models.&nbsp; It is important to =
know why DOTS is not using NM/OPS protocols + data models so the I2NSF =
and DOTS can cohabitate in the same security architecture. =
&nbsp;&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>High-level details: </span><o:p></o:p></b></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:.25in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l5 level1 lfo3'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>DOTS =
can be replaced by: </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in;mso-list:l5 level1 lfo3'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>NM/OPS =
- I2NSF using NETCONF or RESTCONF or IPFFIX </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in;mso-list:l5 level1 lfo3'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Can do =
bulk data channel and telemetry by just adding data model =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in;mso-list:l5 level1 lfo3'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Can do =
mitigate start/stop by using NETCONF/RESTCONF rpc mechanism =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'text-indent:-.25in;mso-list:l5 level1 lfo3'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Strong =
identities using 802.1AR (LDevID) used by ietf-netconf-zerotouch =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;[Bob notes that this may not be sufficiently secure for the DOTS =
environment.] <o:p></o:p></span></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'text-indent:-.25in;mso-list:l5 level1 lfo3'><![if =
!supportLists]><span style=3D'font-family:Symbol;color:#1F497D'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Heart-beats via the TLS protocol </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif";color:#1F497D'>(or TLS </span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in;mso-list:l5 level1 lfo3'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Publication of events streams for&nbsp; telemetry =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'text-indent:-.25in;mso-list:l5 level1 lfo3'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Publication of&nbsp; notification stream for key events =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'text-indent:-.25in;mso-list:l5 level1 lfo3'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>I2NSF =
has defined&nbsp; data models and uses NETCONF /RESTCONF =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l5 level2 lfo3'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>registration interfaces</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l5 level2 lfo3'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Capability data model =E2=80=93 with all the mitigation features =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l5 level2 lfo3'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Management Interface between security controller and network =
security functions (NSF) =E2=80=93 firewalls, IPS/IDS, mitigation =
services, </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l5 level2 lfo3'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Management interface between user and security controller. =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in;mso-list:l5 level1 lfo3'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;I2NSF brings along the work from I2RS that extends Netconf =
and RESTCONF to have higher levels of security,&nbsp; mutual =
authentication,&nbsp; confidentiality, and data integrity.&nbsp;&nbsp; =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'mso-margin-top-alt:0in;margin-right:0in;margin-bottom:12.0pt;mar=
gin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list:l5 level2 =
lfo3'><![if !supportLists]><span style=3D'font-family:"Courier =
New";color:#1F497D'><span style=3D'mso-list:Ignore'>o<span =
style=3D'font:7.0pt "Times New Roman"'>&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>I2RS =
extensions may create a binary encoding of NETCONF and RESTCONF packets =
to increase speed</span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif";color:#1F497D'>.&nbsp; CBOR may be a good choice [Sue=E2=80=99s =
note: I need to double check this point.] </span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l5 level2 lfo3'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>I2RS =
upcoming work may use binary encoding or &nbsp;protobufs.&nbsp; =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in;mso-list:l5 level1 lfo3'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>I2NSF =
approach has fast implementation track =E2=80=93 4-5 student project for =
mitigation of attacks via firewall, DPI, and VoiP filtering accomplished =
with ODL Software on linux. </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:1.0in;mso-add-space:auto'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>&nbsp; =
</span><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>What =
is different in DOTS work&nbsp; </span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'text-indent:-.25in;mso-list:l5 level1 lfo3'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Use of =
IPv6 header option =E2=80=93 to get opportunistic security</span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif";color:#1F497D'> </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Application heart-beats </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif";color:#1F497D'>[Sue=E2=80=99s editorial note: Bob thinks I need =
more comments]. </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in;mso-list:l5 level1 lfo3'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Use of =
google protocol buffers </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast style=3D'text-indent:-.25in;mso-list:l5 =
level1 lfo3'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Modified transport =E2=80=93 unclear exactly why CoAP or other =
protocols. </span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-bottom:12.0pt'><span style=3D'font-family:"Times New =
Roman","serif";mso-fareast-language:EN-US'><br>CoAP is UDP and Binary =
REST.</span><span style=3D'font-family:"Times New =
Roman","serif";color:#1F497D;mso-fareast-language:EN-US'><o:p></o:p></spa=
n></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Sue =
&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'><br>=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D</span></b><o:p></o=
:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span></b><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Summary of DOTS Protocols and Models =
</span></b><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>draft-teague-dots-protocol-00- two types of messages: =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'text-indent:-.25in;mso-list:l15 level1 lfo4'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Signaling&nbsp; data</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>:</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l15 level2 lfo4'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Client</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'> =
Message:&nbsp; sequence number (current, last), ping time, =
mitigation-lists (active, requested, withdrawn) , session-config =
(loss-limit, lifetime, heart-beat interval) , extensions =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l15 level2 lfo4'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Client =
Request =E2=80=93</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'> sends =
(event ID, mitigation-requested, scope, lifetime)&nbsp; =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l15 level2 lfo4'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>DOTS =
Server: </span></b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman \, serif"'>Server message:&nbsp; sequence-number (current, =
last), request-heart-bit,&nbsp; request-error, message-redirect =
(IPv4/IPV6) redirect target (port), MTU limit </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l15 level2 lfo4'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>DOTS =
Server Status message</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'> =
(event-id, mitigation-enable, drops (bytes_dropped, bps_dropped, =
pkts_dropped, pps_dropped), whitelist[n], filter-list[n] =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in;mso-list:l15 level1 lfo4'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Data =
channel: </span></b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman \, serif"'>Send white-list, black-list, configuration, =
traffic-filter-management </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'text-indent:-.25in;mso-list:l15 level1 lfo4'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Mutual =
Authentication</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'> =
=E2=80=93 Like I2RS requires mutual authentication =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'text-indent:-.25in;mso-list:l15 level1 lfo4'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>NETCONF/NETCONF equivalent is: </span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l15 level2 lfo4'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Client =
message - RPC with reply</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l15 level2 lfo4'><![if !supportLists]><span =
style=3D'font-family:"Courier New";color:#1F497D'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>DOTS =
Server: Set-up of notify channel for subscription to server=E2=80=99s =
publication of datat (denoted as pub/sub in NETCONF</span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif";color:#1F497D'>) </span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;[suggest the text]: <o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l15 level2 lfo4'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>DOTS =
Server status: Pub/sub push of notification status on different =
stream</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l15 level2 lfo4'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>TLS - =
Heart-beat notification</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l15 level2 lfo4'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Data =
Channel =E2=80=93 configuration of white lists, black list, policy and =
filters is what NETCONF get-config, edit-config, copy-config, =
delete-config =E2=80=93 was created to do this</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l15 level2 lfo4'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>RESTCONF =E2=80=93 Get , post, pathc, query, =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>&nbsp; =
Status : </span></b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman \, serif"'>duplicate of NETCONF/RESTCONF work with different =
data model </span><o:p></o:p></p><p class=3DMsoListParagraph =
style=3D'margin-left:1.0in;mso-add-space:auto'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>2) =
draft-reddy-dots-signal-channel-02</span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'text-indent:-.25in;mso-list:l7 level1 lfo5'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Mitigation Requests:&nbsp; POST, DELETE, GET, PUT =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in;mso-list:l7 level1 lfo5'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Data =
Contents of mitigation policy</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>&nbsp; =
[sent by client] </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l7 level2 lfo5'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>PUT: =
(policy-id, target-ip, target-port, target-protocol, FQDN, URI, alias, =
lifetime) </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l7 level2 lfo5'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Delete: (Policy-id) </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in;mso-list:l7 level1 lfo5'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Client =
sends</span></b><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>: GET: Dots-Signal, policy-id [0 means all]&nbsp; =
(registration) </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in;mso-list:l7 level1 lfo5'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Server =
responses: </span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l7 level2 lfo5'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Notification #1 (current state: mitigation in progress) =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l7 level2 lfo5'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Notification #2 (mitigation complete) </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l7 level2 lfo5'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Notification #3 (token stopped0</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp; <b>RESTCONF equivalent =
</b></span><o:p></o:p></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l14 level1 lfo6'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>PUT or =
DELETE for policy lists </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l14 level1 lfo6'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;Notification set-up </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l14 level1 lfo6'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Channel support</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'> =
=E2=80=93 heart beats, error loss ratio </span><o:p></o:p></p><p =
class=3DMsoNormal style=3D'margin-left:.25in'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:.25in'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Status:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'> =
Duplicate of RESTCONF work with different data model =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>3) =
draft-reddy-dots-data-channel </span></b><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></b><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>What data: =
</b></span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Provisioning =
policies:&nbsp; (policy-id, alias, traffic-protocol, =
destination-protocol-port, destination-ip, </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
&nbsp;&nbsp;&nbsp;&nbsp;Alias1: FQDN, Alias2: URI,&nbsp; Alias3:&nbsp; =
E.164)</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>&nbsp; =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Filtering =
rules:&nbsp; policy-id, traffic-protocol, source-protocol-port, =
destination-ip, source-ip, lifetime,</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; dscp, =
traffic-rate </span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>I2NSF =
equivalents:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</b></span><span style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
<b>I2NSF:</b> Data mode has already demonstrated this working at IETF97 =
with </span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt;text-indent:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>NETCONF/RESTCONf and a data model.</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
<b>NETCONF/RESTCONF functionality: </b></span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;NETCO=
NF: Get-config, edit-config for data odel </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;RESTC=
ONF:&nbsp; PUT, GET, DELETE </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;&nbsp;&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;&nbsp;&nbsp;<b>Status:</b> Already implemented in =
I2NSF using NETCONF/RESTCONF </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>4) =
dots-fu-dots-ipfix-extension-01 </span></b><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
; <b>What type of signaling:</b>&nbsp; Telemetry =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
; <b>What protocol:</b>&nbsp; IPFIX/PSAMP </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
; <b>What data:</b> upstream counters, fragment statistics, response =
time (server, client, session),</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
; <b>What extension to IPFIX:&nbsp; </b></span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l16 level1 lfo7'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>New =
Flow End reason error </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l16 level1 lfo7'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>New IE =
status for tracking&nbsp; to:&nbsp; </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l16 level2 lfo7'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Detect =
ICMP reflection attack </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l16 level2 lfo7'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Detect =
Fragment attack </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l16 level2 lfo7'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Detect =
slowloris attack </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l16 level2 lfo7'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Detect =
out-of-order packet attack </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Status:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>&nbsp; =
IPFIX Extended with data and error reports </span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Comment:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'> Kudos =
to authors for maximizing re-use of protocols </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman \, serif"'>5) =
nishizuka-dots-inter-domain-mechanism</span></b><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
; <b>Why:</b>&nbsp; DOTS client in different organization from DOTS =
server </span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
; &nbsp;<b>Why automatic:</b>&nbsp; Timeliness of responding to DDoS =
attacks</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
; Architecture: </span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;Customer (DOTS client) </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;/</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
Dots-server---dots-client</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
 Attack-detector=E2=80=94controller </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
; =
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;|----------&nbsp=
; Mitigator (NSF device)</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
; &nbsp; Groups of these are in different domain =
</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>What =
is needed:</span></b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman \, serif"'>&nbsp; confidentiality, integrity, =
authenticity</span><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp; Provisioning </span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:71.35pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l17 level1 lfo8'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Mechanism: POST </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:71.35pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l17 level1 lfo8'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Data: =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:71.35pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l17 level1 lfo8'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Registration: </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:107.35pt;mso-add-space:auto;text-indent:-.25in;mso-l=
ist:l17 level2 lfo8'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Registration data: customer-name, IP version, protected zone =
(index, need-alias, ipv4-cider, ipv6-address, BGP-route, SIP-URI, =
E164_number, DNS), protected-port, protected-protocol, counter-measures, =
tunnel-information, next-hop. Security-profile (TLS, DTLS, =
COAP)</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:107.35pt;mso-add-space:auto;text-indent:-.25in;mso-l=
ist:l17 level2 lfo8'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>White-list (name, sequence number, source-ip, destination-ip, =
protocol, length, TTL, DSCP, ip_flags, tcp-flags) =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:107.35pt;mso-add-space:auto;text-indent:-.25in;mso-l=
ist:l17 level2 lfo8'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Black-list (name, sequence-number, source-ip, destination-ip, =
source-port, destination-port, protocol, length, TTL, DSCP, ip_flags, =
tcp-flags), </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:71.35pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l17 level1 lfo8'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Registration-response:</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:107.35pt;mso-add-space:auto;text-indent:-.25in;mso-l=
ist:l17 level2 lfo8'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Data: =
Customer-name, customer-id, alias_of_mitigation-address (index, string), =
security_profile, access-token, thresholds_bps, thresdhold_pps, =
duration, capable_attack_type, registration_time, mitigation_time) =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:107.35pt;mso-add-space:auto'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:71.35pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l17 level1 lfo8'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Registration: Cancelled </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Signaling stage:&nbsp; </span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:71.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l8 level1 lfo9'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Mitigation request Mechanism: POST</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:71.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l8 level1 lfo9'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Mitigation request data: version, type, alert-id, sender-id, =
sender-asn, mitigation-action, lifetime, max_bandwidth, packet-header =
(dst_ip, alias, dst-ports, src-ips, src-ports, protocols, =
tcp_flags,&nbsp; fragment, pkt_len, icmp_type, icmp_code, DSCP, TTL, =
current throughput (bps, pps), peak_throughputs (bps, pps), =
average_throughputs (bps, pps), info (attack_types, started, ongoing, =
severity, direction, health), vendor (name, version, payload(offset, =
content, hash) </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:71.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l8 level1 lfo9'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Mitigation efficacy data:&nbsp; version, alert-id, send-id, =
sender-asn, attack_status, health </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:71.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l8 level1 lfo9'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Mitigation termination:&nbsp; version, alert_id, sender_id, =
sender_asn </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:71.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l8 level1 lfo9'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Heart_beat: (version, send_id, sender_asn) =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
; <b>I2NSF equivalent: </b></span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l10 level1 lfo10'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>inter-cloud DDOS API</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l10 level1 lfo10'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;inter-cloud DDOS Yang Data Model </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l10 level1 lfo10'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Capability Yang data model with I2NSF interface =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l10 level1 lfo10'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>RESTCONF =E2=80=93 POST, PUT, Notification service =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>I2NSF =
uses I2RS protocol security requirements </span></b><o:p></o:p></p><p =
class=3DMsoNormal style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
; [draft-i2rs-protocol-security-requirements] which =
require:</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l0 level1 lfo11'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Mutual =
authentication, </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l0 level1 lfo11'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Peer =
identity validation, </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l0 level1 lfo11'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>confidentiality, data integrity, authentication, and replay =
protection </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l0 level1 lfo11'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>role-based security </span><o:p></o:p></p><p =
class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'><o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;<b>6) draft-mortensen-dots-over-udp-00 </b></span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'text-indent:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Protocol: [draft-teague-dots-protocol] </span><o:p></o:p></p><p =
class=3DMsoNormal style=3D'text-indent:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>What =
it does: </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l4 level1 lfo12'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>provisioning:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'> =
configuration to DOTS server via DNS SRV </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l4 level1 lfo12'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Signaling:&nbsp; - I=E2=80=99m being =
attacked/mitigation</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l4 level1 lfo12'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Data =
channel: Lots of status</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>How: =
Is this secured? </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l4 level1 lfo12'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>provisioning =E2=80=93 DOTS clients with keying material =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l4 level2 lfo12'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Enrollment over secure transport (private-key and certificate) =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l4 level1 lfo12'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Signaling:</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l4 level2 lfo12'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>DOTS =
over UDP =E2=80=93 [drat-rescolra-tls-dtls13] </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:125.45pt;mso-add-space:auto;text-indent:-.25in;mso-l=
ist:l4 level3 lfo12'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>First =
insecure, then Pre-shared keys (PSKS) </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:125.45pt;mso-add-space:auto;text-indent:-.25in;mso-l=
ist:l4 level3 lfo12'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>If no =
pre-shared keys, full DTLS handshake </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l4 level2 lfo12'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Messages: </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:125.45pt;mso-add-space:auto;text-indent:-.25in;mso-l=
ist:l4 level3 lfo12'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Heart-beat =E2=80=93 DOTS protocol heart =
beats</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:125.45pt;mso-add-space:auto;text-indent:-.25in;mso-l=
ist:l4 level3 lfo12'><![if !supportLists]><span =
style=3D'font-family:Wingdings;color:#1F497D'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>DTLS =
alerts can disconnect &nbsp;</span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l4 level1 lfo12'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Data =
Channel =E2=80=93 TLS </span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Status:&nbsp; </span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l11 level1 lfo13'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Similar to: RESTCONF or NETCONF features (see #1) =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l11 level2 lfo13'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Rpc/reply </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l11 level2 lfo13'><![if !supportLists]><span =
style=3D'font-family:"Courier New";color:#1F497D'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Edit-config (NETCONF) or PUT or PATCH (RESTCONF) =
&nbsp;</span><span style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l11 level1 lfo13'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>What =
is new: Keying concepts </span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>7) =
draft-francois-dots-ipv6-signal-option&nbsp; =
</span></b><o:p></o:p></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'text-indent:-.25in;mso-list:l12 level1 lfo14'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>What: =
Encode DOTS signal in IPv6 Hop-by-hop header option (with no data) =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in;mso-list:l12 level1 lfo14'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Data:&nbsp; option-type, option-length, DOTS-signal attribute1, =
DOTS-signal attribute2, DOTS-Signal Attribute [3]&nbsp; =E2=80=A6 DOTS =
Signal attribute[n] </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Attribute data:&nbsp; (TTL, Flag (tcp/upd), host, port, =
policy-id, target-ip, target-port, target-protocol, =
lifetime)</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in;mso-list:l12 level1 lfo14'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Configuration: </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l12 level2 lfo14'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Set of =
filters over IPv6 packet headers </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l12 level2 lfo14'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Ratio =
of packets checked </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l12 level2 lfo14'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Timeout</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'text-indent:-.25in;mso-list:l12 level1 lfo14'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>How to =
process: DOTS capable router, gateway or server. =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:.25in'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Status:&nbsp; new concept of opportunistic processing of DOTS =
</span><o:p></o:p></p><p class=3DMsoListParagraph =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l9 level1 lfo15'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Means =
integration with router, gateway, and server in seamless way with I2NSF, =
I2RS, and NETCONF/RESTCONF is necessary</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>8) =
draft-doron-dots-telemetry: </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoListParagraph =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l9 level1 lfo15'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Protocol:&nbsp; </span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>ready-dots-signaling-channel, =
nishizuka-dots-inter-domain-mechanism</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l9 level1 lfo15'><![if !supportLists]><span =
style=3D'font-family:Symbol;color:#1F497D'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Pre-mitigation data:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;&nbsp; baseline total traffic (pps, bps), total attack =
traffic volume (pps, bps), attack details (vendor, version, attack-id, =
attack-name, attack-severity, extension), total pipe capacity,&nbsp; =
list of authenticated source-ids.</span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l9 level1 lfo15'><![if !supportLists]><span =
style=3D'font-family:Symbol;color:#1F497D'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Client-to-Server =E2=80=93 Telemetry attribute</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>:&nbsp; baseline total traffic (pps, bps), total attack traffic =
volume (pps, bps), Mitigation efficacy factor (clean traffic/normal =
traffic), attack details (vendor, version, attack-id, attack-name, =
attack-severity, extension&nbsp;</span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l9 level1 lfo15'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Server =
to client =E2=80=93 Telemetry attribute: </span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Signal =
counter measure<b> </b></span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Comparison with NM/OPS:</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:71.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l2 level1 lfo16'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Telemetry =E2=80=93 can be done with IPFIX or =
Publication/Subscription streams from NETCONF and RESTCONF. =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:71.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l2 level1 lfo16'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Pre-mitigation data, Client-server Telemetry attribute, and =
Server to Client =E2=80=93 can be replaced by a data model =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>9) =
draft-andreasen-dots-info-data-model =E2=80=93 Distributed DOS =
Open-Threat signaling IM and DM </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'text-indent:-.25in;mso-list:l13 level1 lfo17'><![if =
!supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Protocol:&nbsp; New protocol</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level2 lfo17'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Signal =
Channel</span></b><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>:&nbsp; Open/Close/Redirect signal channel, Request =
status, Status update, Request Mitigation, Stop mitigation =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level2 lfo17'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Data =
Channel:</span></b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman \, serif"'>&nbsp; Open/Close/Redirect data channel, Send Data =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level2 lfo17'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Information Elements </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Protocol version, attack target, =
Agent-ID</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Blacklist, whitelist,</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Attack =
telemetry</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Mitigator feedback, Mitigation efficacy, Mitigation scope, =
Mitigation Scope Conflict, Mitigation duration </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Resource group alias</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Peer =
health </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Filters</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Filter-actions </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Acceptable signal lossinesss</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Heartbeat interval </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Extension </span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Comparison with NETCONF/RESTCONF </span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level2 lfo17'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Signal =
channel</span></b><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Can =
use rpc/rpc-reply to enact with action of signal channel =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Request mitigation/ Stop mitigation =E2=80=93 is new feature, =
but it can be implemented as rpc =E2=80=93 since rpc/rpc-reply operates =
as new function </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level2 lfo17'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Data =
channel</span></b><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Configuration of</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'> =
protocol, blacklist, whitelist, filters filter-action, acceptable =
lossiness, heartbeat interval =E2=80=93 is normal work for =
NETCONF/RESTCONF based on a data model, </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Attack =
Telemetry =E2=80=93 is a normal part of the publication/subscription =
service</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;mso-list=
:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Heart-beat is current in TLS for RESTCONF, but an application =
heartbeat could be added.&nbsp; </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Status:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'> All =
of the features point to NETCONF or RESTCONF with specific data =
protocol.&nbsp; IPFIX could also be used for telemetry.&nbsp; =
</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>What=E2=80=99s new:&nbsp; Mitigator is new, but the =
rpc/rpc-reply in RESTCONF or NETCONF should be able to provide this. =
</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>10) =
strong identities [draft-moskowitz-dots-identities] =
</span></b><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;</span></b><o:p></o:p></p><p class=3DMsoNormal =
style=3D'line-height:150%'><b><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, =
serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
; Purpose: </span></b><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>Define 2 forms of strong identities </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level2 lfo17'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>Form 1: X.509 LDevID =E2=80=93 defined in 802.1AR =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>DOTS mitigation provider has PKI to issue LDevID certificates =
to customer </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>Can be used by Netconf-zerotouch </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level2 lfo17'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>Form 2: Raw public key:&nbsp; </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>Type 1:&nbsp; HIP [RFC7401] with HIP DNS Extension [RFC8005] =
to assert its HI to DOTS mitigation provider and use HIP to prove =
ownership </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>Type 2:&nbsp; Use raw key defined in RFC7250, and use DANE =
[RFC6698] to validate TLS key </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle style=3D'line-height:150%'><b><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>Problem space: </span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level2 lfo17'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>Context:&nbsp; business relationship between customer and =
DDoS mitigation provider </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>Type: long lived over persistent session. =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>Can have trust identity from requesting provider back to =
attack customer. </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level2 lfo17'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>Scope of trust: </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings;color:#1F497D'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>Web PKI has trust leakage challenge </span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings;color:#1F497D'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>How can you assert tru</span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif";color:#1F497D'>st</span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in;line-height:150%;mso-list:l13 level1 =
lfo17'><![if !supportLists]><span style=3D'font-family:Symbol'><span =
style=3D'mso-list:Ignore'>=C2=B7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><b><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>Managing trust </span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level2 lfo17'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>802.1AR =E2=80=93 type types of certificate: =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:2.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level4 lfo17'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>IDevID =E2=80=93 installed in device (by signed by =
manufacturer=E2=80=99s CA)</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:2.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level4 lfo17'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>LDevid =E2=80=93 (locally significant Secure Device =
Identifier) =E2=80=93 signed by PKI appropriate to use.&nbsp; =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level3 lfo17'><![if !supportLists]><span =
style=3D'font-family:Wingdings'><span =
style=3D'mso-list:Ignore'>=C2=A7<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>[ietf-netconf-zerotouch] =E2=80=93 uses trusted LDevID based =
on owner certification (IDevID) </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%;mso-list:l13 level2 lfo17'><![if !supportLists]><span =
style=3D'font-family:"Courier New"'><span =
style=3D'mso-list:Ignore'>o<span style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp; </span></span></span><![endif]><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
\, serif"'>Raw public key:&nbsp; hierarchical HIP can provides =
infrastructure of Raw Public Keys </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman \, serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>Status:</span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l1 level1 lfo18'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, serif"'>Strong =
trusted identities needed by NM/OPS as well as =
DOTS</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l1 level1 lfo18'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>&nbsp;ietf-netconf-zerotouch uses 802.1AR&nbsp; Ldevid =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif";color:#1F497D'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'text-indent:.5in'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif";color:#1F497D'>[Editorial: Bob states that zerotouch does not say =
LDevID =E2=80=93 so we need to work on this point] </span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraph =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in;mso-li=
st:l1 level1 lfo18'><![if !supportLists]><span =
style=3D'font-family:Symbol'><span style=3D'mso-list:Ignore'>=C2=B7<span =
style=3D'font:7.0pt "Times New =
Roman"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span></span></span><![endif]><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman \, =
serif"'>2<sup>nd</sup>&nbsp; approach is Raw public keys + Hierarchical =
HIP </span><span style=3D'font-size:11.0pt;font-family:"Times New Roman =
\, serif";color:#1F497D'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>[Bob states:&nbsp; For constrained or mobile device within the =
architecture] <o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-family:"Times New =
Roman","serif";mso-fareast-language:EN-US'><o:p>&nbsp;</o:p></span></p></=
div></body></html>
------=_NextPart_000_00A9_01D23F01.A15B5440--


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Archived-At: <https://mailarchive.ietf.org/arch/msg/dots/0QK2Q-NOtNasT2WY7zxu3cvbbWE>
Cc: dots@ietf.org
Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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On 15 Nov 2016, at 17:32, Susan Hares wrote:

> My question: Why is DOTS, SCAM, SECEVENT not using the same mechanisms 
> for events, configuration control and telemetry data as NM/OPS with 
> their own data models?

The short answer is because those mechanisms don't work well in a 
hostile communications environment flooded with DDoS attack traffic.

Out-of-band is always preferable, but in practice, it's quite rare.  So, 
survivability and resiliency are key.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>


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From: "Mortensen, Andrew" <amortensen@arbor.net>
To: Susan Hares <shares@ndzh.com>
Thread-Topic: [Dots] FW: Why is DOTS not using NETCONF/RESTCONF for management functions
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--_000_0962D71809D34762916A03262A06D2E6arbornet_--


From nobody Tue Nov 15 10:24:10 2016
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From: "Susan Hares" <shares@ndzh.com>
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Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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Roland:

Perhaps the signaling protocol that says "I'm under attack" by a DOTS client
has clear description of this point.   These small bits of information make
take a secure transport that is robust, binary and survivable under attacks.


If you are transmitting lots of data (Bulk data) or setting lots of
configuration (whitelist/blacklist) or doing telemetry, it needs to be
secure and survivable - but at a different level.  I've draw the an
inter-domain secure tunnel set-up in a trust federation.  The inter-domain
will have long-lived connects between the server with peering contracts (see
Barry's comments). 

Domain 1                                                        Domain 2 
DOTS                                                           DOTS  
Server ======================== server 
Mgr                                                            mgr
  |   \----- certificate-authority--------/     |
  |                                                                   |
Client                                                       Client 
Dots                                                            Dots 

This connection needs to be mutually authenticated (Netconf over TLS X.509 /
RESTCONF over TLS X.509).  If you have constrained environments, you may
want to improve the transport by utilizing binary (CBOR may be useful).
In extreme circumstances you may want to provide additional error
handling/packet at the transport (see Bob + Sues SLSSS proposal).   This is
an improvement over redoing the application layer programming at the server
for the configuration and telemetry.

Thank you for welcoming me to this group. 

Sue    
 
-----Original Message-----
From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Roland Dobbins
Sent: Tuesday, November 15, 2016 7:39 AM
To: Susan Hares
Cc: dots@ietf.org
Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management
functions

On 15 Nov 2016, at 17:32, Susan Hares wrote:

> My question: Why is DOTS, SCAM, SECEVENT not using the same mechanisms 
> for events, configuration control and telemetry data as NM/OPS with 
> their own data models?

The short answer is because those mechanisms don't work well in a hostile
communications environment flooded with DDoS attack traffic.

Out-of-band is always preferable, but in practice, it's quite rare.  So,
survivability and resiliency are key.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>

_______________________________________________
Dots mailing list
Dots@ietf.org
https://www.ietf.org/mailman/listinfo/dots


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Date: Tue, 15 Nov 2016 13:55:13 -0500
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Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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Roland: 

It is appears my formatting is problematic.  I am reposting with better
formatting. 

-----Original Message-----
From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Susan Hares
Sent: Tuesday, November 15, 2016 1:21 PM
To: 'Roland Dobbins'
Cc: dots@ietf.org
Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management
functions

Roland:

Perhaps the signaling protocol that says "I'm under attack" by a DOTS client
has clear description of this point.   These small bits of information make
take a secure transport that is robust, binary and survivable under attacks.


If you are transmitting lots of data (Bulk data) or setting lots of
configuration (whitelist/blacklist) or doing telemetry, it needs to be
secure and survivable - but at a different level.  I've draw the an
inter-domain secure tunnel set-up in a trust federation.  The inter-domain
will have long-lived connects between the server with peering contracts (see
Barry's comments). 

Domain 1                                                        Domain 2 
DOTS                                                           DOTS  
Server ======================== server 
Mgr                                                            mgr
  |   \----- certificate-authority--------/     |
  |                                                                   |
Client                                                       Client 
Dots                                                            Dots 

This connection needs to be mutually authenticated (Netconf over TLS X.509 /
RESTCONF over TLS X.509).  If you have constrained environments, you may
want to improve the transport by utilizing binary (CBOR may be useful).  In
extreme circumstances you may want to provide additional error
handling/packet at the transport (see Bob + Sues SLSSS proposal).   This is
an improvement over redoing the application layer programming at the server
for the configuration and telemetry.

Thank you for welcoming me to this group. 

Sue    
 
-----Original Message-----
From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Roland Dobbins
Sent: Tuesday, November 15, 2016 7:39 AM
To: Susan Hares
Cc: dots@ietf.org
Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management
functions

On 15 Nov 2016, at 17:32, Susan Hares wrote:

> My question: Why is DOTS, SCAM, SECEVENT not using the same mechanisms 
> for events, configuration control and telemetry data as NM/OPS with 
> their own data models?

The short answer is because those mechanisms don't work well in a hostile
communications environment flooded with DDoS attack traffic.

Out-of-band is always preferable, but in practice, it's quite rare.  So,
survivability and resiliency are key.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>

_______________________________________________
Dots mailing list
Dots@ietf.org
https://www.ietf.org/mailman/listinfo/dots

_______________________________________________
Dots mailing list
Dots@ietf.org
https://www.ietf.org/mailman/listinfo/dots


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From: Gilbert Clark <gclark@mti-systems.com>
Date: Tue, 15 Nov 2016 15:13:02 -0500
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Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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--001a113ac17e67a72005415c9523
Content-Type: text/plain; charset=UTF-8

Hi:

Generally speaking, I don't see anything that necessarily *prevents* one
from making a draft to describe the use of NETCONF / RESTCONF in this
area.  I don't think it's necessarily a good idea, but ... I don't see
something that would really *prevent* it.  I mean, if I can shove all of my
internet traffic through a DNS tunnel and have it more-or-less, kind-of
work, why can't I shove DOTS messages through NETCONF?

Really, I would strongly caution against using one overly-broad hammer to
try to smash a bunch of very different nails across WGs with a multitude of
requirements and intended use-cases here ...

Also, bear in mind that NETCONF / RESTCONF would drag a lot of baggage
along with it.  NETCONF (as of 6241) has over 70 pages of practical content
in there, and the last draft of RESTCONF I saw was equally as long.  That's
a lot of extra stuff people need to understand and make sure their devices
can support / correctly implement just to be able to have the privilege of
sending a desperate plea for help ...

[rhetoric] "Hello, 911?  Yes!  Yes, my house is on fire ... wait, I have to
do *what* to communicate with the fire department?  No, I don't have two
chickens ... no, my flashlight is in the burning house right now, and ...
well, yes, I do happen to have a friend who speaks that language, b- okay.
Okay.  I'll run next door and borrow their flashlight, then get started
with the morse code in Russian ... but what were the chickens for,
again?"[/rhetoric]


> This connection needs to be mutually authenticated (Netconf over TLS X.509
> /
> RESTCONF over TLS X.509).  If you have constrained environments, you may
> want to improve the transport by utilizing binary (CBOR may be useful).
>

In and of itself, switching to a binary protocol does *not* magically make
something viable in a constrained environment ...

In extreme circumstances you may want to provide additional error
> handling/packet at the transport (see Bob + Sues SLSSS proposal).   This is
> an improvement over redoing the application layer programming at the server
> for the configuration and telemetry.
>

Yikes.  Putting substantial quantities of additional intelligence into a
transport really kind of scares me.

SLSS is an entirely separate conversation, I think, and isn't necessarily a
rabbit hole that I'm convinced would be terribly productive to explore as
part of this thread.


> Thank you for welcoming me to this group.
>
>
Hi :)

FWIW,
Gilbert Clark

--001a113ac17e67a72005415c9523
Content-Type: text/html; charset=UTF-8
Content-Transfer-Encoding: quoted-printable

<div dir=3D"ltr">Hi:<br><div class=3D"gmail_extra"><br><div class=3D"gmail_=
quote"><div class=3D"gmail_quote">Generally speaking, I don&#39;t see anyth=
ing that necessarily *prevents* one from making a draft to describe the use=
 of NETCONF / RESTCONF in this area.=C2=A0 I don&#39;t think it&#39;s neces=
sarily a good idea, but ... I don&#39;t see something that would really *pr=
event* it.=C2=A0 I mean, if I can shove all of my internet traffic through =
a DNS tunnel and have it more-or-less, kind-of work, why can&#39;t I shove =
DOTS messages through NETCONF?<br><br>Really, I would strongly caution agai=
nst using one overly-broad hammer to try to smash a bunch of very different=
 nails across WGs with a multitude of requirements and intended use-cases h=
ere ...<br></div><div class=3D"gmail_quote"><br>Also, bear in mind that NET=
CONF / RESTCONF would drag a lot of baggage along with it.=C2=A0 NETCONF (a=
s of 6241) has over 70 pages of practical content in there, and the last dr=
aft of RESTCONF I saw was equally as long.=C2=A0 That&#39;s a lot of extra =
stuff people need to understand and make sure their devices can support / c=
orrectly implement just to be able to have the privilege of sending a despe=
rate plea for help ...<br><br></div><div class=3D"gmail_quote">[rhetoric] &=
quot;Hello, 911?=C2=A0 Yes!=C2=A0 Yes, my house is on fire ... wait, I have=
 to do *what* to communicate with the fire department?=C2=A0 No, I don&#39;=
t have two chickens ... no, my flashlight is in the burning house right now=
, and ... well, yes, I do happen to have a friend who speaks that language,=
 b- okay.=C2=A0 Okay.=C2=A0 I&#39;ll run next door and borrow their flashli=
ght, then get started with the morse code in Russian ... but what were the =
chickens for, again?&quot;[/rhetoric]<br></div><div class=3D"gmail_quote"><=
br><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left=
:1px #ccc solid;padding-left:1ex">
<br>
This connection needs to be mutually authenticated (Netconf over TLS X.509 =
/<br>
RESTCONF over TLS X.509).=C2=A0 If you have constrained environments, you m=
ay<br>
want to improve the transport by utilizing binary (CBOR may be useful).<br>=
</blockquote><div><br></div><div>In and of itself, switching to a binary pr=
otocol does *not* magically make something viable in a constrained environm=
ent ...<br></div><div><br></div><blockquote class=3D"gmail_quote" style=3D"=
margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
In extreme circumstances you may want to provide additional error<br>
handling/packet at the transport (see Bob + Sues SLSSS proposal).=C2=A0 =C2=
=A0This is<br>
an improvement over redoing the application layer programming at the server=
<br>
for the configuration and telemetry.<br></blockquote><div><br></div><div>Yi=
kes.=C2=A0 Putting substantial quantities of additional intelligence into a=
 transport really kind of scares me.<br><br></div><div>SLSS is an entirely =
separate conversation, I think, and isn&#39;t necessarily a rabbit hole tha=
t I&#39;m convinced would be terribly productive to explore as part of this=
 thread.<br></div><div><br></div><blockquote class=3D"gmail_quote" style=3D=
"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
<br>
Thank you for welcoming me to this group.<br>
<br></blockquote><div><br></div><div>Hi :)<br></div>=C2=A0<br></div><div cl=
ass=3D"gmail_quote">FWIW,<br></div><div class=3D"gmail_quote"><div>Gilbert =
Clark<br></div></div></div></div></div>

--001a113ac17e67a72005415c9523--


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To: Gilbert Clark <gclark@mti-systems.com>, Susan Hares <shares@ndzh.com>
Thread-Topic: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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To: "Teague, Nik" <nteague@verisign.com>, Gilbert Clark <gclark@mti-systems.com>, Susan Hares <shares@ndzh.com>
References: <008f01d23f2b$277490e0$765db2a0$@ndzh.com> <00a801d23f2b$8a283480$9e789d80$@ndzh.com> <E604BB3E-E785-4CE7-945C-C675A3EEA037@arbor.net> <00ee01d23f6d$1b7037d0$5250a770$@ndzh.com> <CA+LsFD4f5-aS_3s_MUVjbZew41hE1zG+XTkeF+WjE9mrvVF3_Q@mail.gmail.com> <04F2843B-99C4-4EB1-8540-C52B6C22D020@verisign.com>
From: Flemming Andreasen <fandreas@cisco.com>
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Date: Tue, 15 Nov 2016 16:52:05 -0500
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Cc: Roland Dobbins <rdobbins@arbor.net>, "dots@ietf.org" <dots@ietf.org>
Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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As another member of the below referenced contingent, let me pile on as 
well:

I too have a difficult time seeing how NETCONF/RESTCONF apply to the 
signal channel both in term of problem space and solution requirements, 
and hence I would ask if you have taken a careful look at all the 
requirements as well as the architecture document. If not, I would 
suggest doing that first before investing further time in this approach.

As for the data channel, I think you have more potential alignment there 
and that may be worth taking a closer look at. A draft would go a long 
way towards making the proposal more concrete and evaluating it properly.

Thanks

-- Flemming



On 11/15/16 4:33 PM, Teague, Nik wrote:
> Hi,
>
> Iâ€™m a fully paid up member of the canâ€™t sleep contingent â€“ so â€“ here goesâ€¦
>
> Firstly â€“ Thanks for taking the time to consider the various drafts and for the analysis. I think Gilbert, Andrew and Roland detail the concerns well and coming from the stance of an implementer/operator I too have a hard time with NETCONF/RESTCONF in this case.
>
> I perceive the signal channel as being the crux of the protocol and this channels survivability and efficiency within the conditions DDoS place on infrastructure is very much in my mind as being fundamental.  Anything that has overhead or baggage relating to implementation, reliable delivery, connection establishment and state retention is potentially going to be mired in dealing with just those mechanisms during a DDoS vs actually just getting the message out that thereâ€™s a fire â€“ regardless of how nicely formatted all the extra unnecessary spikey xml tagging is.
>
>  From a tooling up perspective - on a day to day basis, when being asked if I can integrate customer hardware, softwarek or 3rd party monitoring solution into our mitigation and monitoring platform, I simply donâ€™t see NETCONF/RESTCONF being present and its often not a concern of the customers that this be supported in their use cases.  The fall back tends to be â€˜well it can send syslog, thatâ€™s got a chanceâ€¦ lets try thatâ€™â€¦
>
> Thanks,
>
> -Nik
>
> On 16/11/2016, 05:13, "Dots on behalf of Gilbert Clark" <dots-bounces@ietf.org on behalf of gclark@mti-systems.com> wrote:
>
>      Hi:
>      
>      Generally speaking, I don't see anything that necessarily *prevents* one from making a draft to describe the use of NETCONF / RESTCONF in this area.  I don't think it's necessarily a good idea, but ... I don't see something that would
>       really *prevent* it.  I mean, if I can shove all of my internet traffic through a DNS tunnel and have it more-or-less, kind-of work, why can't I shove DOTS messages through NETCONF?
>      
>      Really, I would strongly caution against using one overly-broad hammer to try to smash a bunch of very different nails across WGs with a multitude of requirements and intended use-cases here ...
>      
>      
>      Also, bear in mind that NETCONF / RESTCONF would drag a lot of baggage along with it.  NETCONF (as of 6241) has over 70 pages of practical content in there, and the last draft of RESTCONF I saw was equally as long.  That's a lot of extra stuff people need to
>       understand and make sure their devices can support / correctly implement just to be able to have the privilege of sending a desperate plea for help ...
>      
>      
>      [rhetoric] "Hello, 911?  Yes!  Yes, my house is on fire ... wait, I have to do *what* to communicate with the fire department?  No, I don't have two chickens ... no, my flashlight is in the burning house right now, and ... well, yes,
>       I do happen to have a friend who speaks that language, b- okay.  Okay.  I'll run next door and borrow their flashlight, then get started with the morse code in Russian ... but what were the chickens for, again?"[/rhetoric]
>      
>      
>      
>      
>      This connection needs to be mutually authenticated (Netconf over TLS X.509 /
>      RESTCONF over TLS X.509).  If you have constrained environments, you may
>      want to improve the transport by utilizing binary (CBOR may be useful).
>      
>      
>      
>      
>      In and of itself, switching to a binary protocol does *not* magically make something viable in a constrained environment ...
>      
>      
>      
>      
>      In extreme circumstances you may want to provide additional error
>      handling/packet at the transport (see Bob + Sues SLSSS proposal).   This is
>      an improvement over redoing the application layer programming at the server
>      for the configuration and telemetry.
>      
>      
>      
>      
>      Yikes.  Putting substantial quantities of additional intelligence into a transport really kind of scares me.
>      
>      
>      SLSS is an entirely separate conversation, I think, and isn't necessarily a rabbit hole that I'm convinced would be terribly productive to explore as part of this thread.
>      
>      
>      
>      
>      
>      Thank you for welcoming me to this group.
>      
>      
>      
>      
>      
>      Hi :)
>      
>       
>      
>      FWIW,
>      
>      Gilbert Clark
>      
>      
>      
>      
>      
>      
>
> _______________________________________________
> Dots mailing list
> Dots@ietf.org
> https://www.ietf.org/mailman/listinfo/dots


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Good morning Dots WG: 

 

My responses to all of your wonderful email comments will be delayed until
mid-day or later.   I am on the NOMCOM committee and I have duties this
morning from 8-12 noon.   I will read and respond at that time. 

 

Sue Hares 


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morning Dots WG: <o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>My responses =
to all of your wonderful email comments will be delayed until mid-day or =
later.&nbsp;&nbsp; I am on the NOMCOM committee and I have duties this =
morning from 8-12 noon.&nbsp;&nbsp; I will read and respond at that =
time. <o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
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From: Gilbert Clark <gclark@mti-systems.com>
Date: Tue, 15 Nov 2016 20:51:04 -0500
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Subject: Re: [Dots] FW: I-D Action: draft-teague-dots-protocol-00.txt
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Just now getting around to a quick read through this.  A few thoughts:

* I found the reference to protobufs in the document to be rather strange.
I'm not sold on the idea of a tight coupling between a document and a
specific serialization library, no matter how convenient / awesome the
library might be.  I guess protobuf3 might reference a specific
implementation of protobuf, so it would *kind of* count as a protocol
assuming a specific definition existed someplace which could be referenced,
but still ... why use that instead of something more common that might be
easier for others to read and understand offhand?

* On a related note: I'll point out that I really do miss the wire
definition format used in older specifications such as IP, TCP, UDP, and
friends ...

* The port is 4646, which is "(the hex value for the ASCII character "."
twice)"  Why is this relevant?

* 4.3.3 - "The DOTS client may send repeated requests until it receives a
suitable response from the DOTS server by which it may interpret successful
receipt."  Rate control is needed here.

* I'd argue for an explanation of how often the client needs to perform
specific actions, but also how frequently the server should expect to
receive those notifications from the client.  Since the environment can't
be assumed to be terribly stable, I believe that it may be wise to assume
that links are unstable and therefore explicitly enumerate how the most
common failure modes should be addressed.

* I know the signaling protocol is intended to be relatively low overhead,
but an explicit reference to congestion control in the general case might
be useful.

* It's unusual to me to see endpoints in a protocol specification.
Endpoints seem more of an application-level thing than a protocol-level
thing.  I mean, (I think that) I get that endpoints are tightly coupled
with specific operations (and therefore possibly with different formats),
but ... the specific operations here don't really change the *protocol* or
the *encoding*, do they?  Yes, the operations should be enumerated and
defined, but I just don't know that I buy that this document is the right
place to do it.

* Really, the data channel has such an unbelievably tight binding to HTTP
(or REST in general) that I think this document could be a lot shorter if
the data section was simply a note that "The DOTS data channel uses HTTP
(or a derivative thereof)", then add a reference to an external document
with a supported list of endpoints that are listed as MUST, SHOULD, MAY,
etc ...

Cheers,
Gilbert Clark


On Mon, Oct 31, 2016 at 5:19 PM, Teague, Nik <nteague@verisign.com> wrote:

> Hi,
>
> Please see the below referenced protocol draft.
>
> We welcome feedback as always and hope that this draft may lead to some
> stimulating discussion both on-list and in Seoul.
>
> Thanks,
>
> -Nik
>
> On 31/10/2016, 21:15, "I-D-Announce on behalf of internet-drafts@ietf.org"
> <i-d-announce-bounces@ietf.org on behalf of internet-drafts@ietf.org>
> wrote:
>
>
>     A New Internet-Draft is available from the on-line Internet-Drafts
> directories.
>
>
>             Title           : DDoS Open Threat Signaling Protocol
>             Authors         : Nik Teague
>                               Andrew Mortensen
>         Filename        : draft-teague-dots-protocol-00.txt
>         Pages           : 39
>         Date            : 2016-10-31
>
>     Abstract:
>        This document describes Distributed-Denial-of-Service (DDoS) Open
>        Threat Signaling (DOTS), a signaling protocol for requesting and
>        managing mitigation of DDoS attacks.
>
>        DOTS mitigation requests over the signal channel permit domains to
>        signal the need for help fending off DDoS attacks, setting the scope
>        and duration of the requested mitigation.  Elements called DOTS
>        servers field the signals for help, and enable defensive
>        countermeasures to defend against the attack reported by the
> clients,
>        reporting the status of the delegated defense to the requesting
>        clients.  DOTS clients additionally may use the data channel to
>        manage filters and black- and white-lists to restrict or allow
>        traffic to the clients' domains arbitrarily.
>
>        The DOTS signal channel may operate over UDP [RFC0768] and if
>        necessary TCP [RFC0793].  This revision discusses a transport-
>        agnostic approach to this channel, focusing on the message exchanges
>        and delegating transport specifics to other documents.  The DOTS
> data
>        channel operates over HTTPS or a transport with similar reliability,
>        interaction and security characteristics.
>
>
>     The IETF datatracker status page for this draft is:
>     https://datatracker.ietf.org/doc/draft-teague-dots-protocol/
>
>     There's also a htmlized version available at:
>     https://tools.ietf.org/html/draft-teague-dots-protocol-00
>
>
>     Please note that it may take a couple of minutes from the time of
> submission
>     until the htmlized version and diff are available at tools.ietf.org.
>
>     Internet-Drafts are also available by anonymous FTP at:
>     ftp://ftp.ietf.org/internet-drafts/
>
>     _______________________________________________
>     I-D-Announce mailing list
>     I-D-Announce@ietf.org
>     https://www.ietf.org/mailman/listinfo/i-d-announce
>     Internet-Draft directories: http://www.ietf.org/shadow.html
>     or ftp://ftp.ietf.org/ietf/1shadow-sites.txt
>
>
> _______________________________________________
> Dots mailing list
> Dots@ietf.org
> https://www.ietf.org/mailman/listinfo/dots
>

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Content-Type: text/html; charset=UTF-8
Content-Transfer-Encoding: quoted-printable

<div dir=3D"ltr"><div><div><div><div><div><div>Just now getting around to a=
 quick read through this.=C2=A0 A few thoughts:<br><br></div>* I found the =
reference to protobufs in the document to be rather strange.=C2=A0 I&#39;m =
not sold on the idea of a tight coupling between a document and a specific =
serialization library, no matter how convenient / awesome the library might=
 be.=C2=A0 I guess protobuf3 might reference a specific implementation of p=
rotobuf, so it would *kind of* count as a protocol assuming a specific defi=
nition existed someplace which could be referenced, but still ... why use t=
hat instead of something more common that might be easier for others to rea=
d and understand offhand?<br><br></div><div>* On a related note: I&#39;ll p=
oint out that I really do miss the wire definition format used in older spe=
cifications such as IP, TCP, UDP, and friends ...<br></div><div><br>* The p=
ort is 4646, which is &quot;(the hex value for the ASCII character &quot;.&=
quot; twice)&quot;=C2=A0 Why is this relevant?<br><br>* 4.3.3 - &quot;The D=
OTS client may send repeated requests until it   receives a suitable respon=
se from the DOTS server by which it may   interpret successful receipt.&quo=
t;=C2=A0 Rate control is needed here.<br><br></div><div>* I&#39;d argue for=
 an explanation of how often the client needs to perform specific actions, =
but also how frequently the server should expect to receive those notificat=
ions from the client.=C2=A0 Since the environment can&#39;t be assumed to b=
e terribly stable, I believe that it may be wise to assume that links are u=
nstable and therefore explicitly enumerate how the most common failure mode=
s should be addressed.<br></div><div><br></div>* I know the signaling proto=
col is intended to be relatively low overhead, but an explicit reference to=
 congestion control in the general case might be useful.<br><br></div>* It&=
#39;s unusual to me to see endpoints in a protocol specification.=C2=A0 End=
points seem more of an application-level thing than a protocol-level thing.=
=C2=A0 I mean, (I think that) I get that endpoints are tightly coupled with=
 specific operations (and therefore possibly with different formats), but .=
.. the specific operations here don&#39;t really change the *protocol* or t=
he *encoding*, do they?=C2=A0 Yes, the operations should be enumerated and =
defined, but I just don&#39;t know that I buy that this document is the rig=
ht place to do it.<br><br></div>* Really, the data channel has such an unbe=
lievably tight binding to HTTP (or REST in general) that I think this docum=
ent could be a lot shorter if the data section was simply a note that &quot=
;The DOTS data channel uses HTTP (or a derivative thereof)&quot;, then add =
a reference to an external document with a supported list of endpoints that=
 are listed as MUST, SHOULD, MAY, etc ...</div><div><br></div>Cheers,<br></=
div>Gilbert Clark<br><br></div><div class=3D"gmail_extra"><br><div class=3D=
"gmail_quote">On Mon, Oct 31, 2016 at 5:19 PM, Teague, Nik <span dir=3D"ltr=
">&lt;<a href=3D"mailto:nteague@verisign.com" target=3D"_blank">nteague@ver=
isign.com</a>&gt;</span> wrote:<br><blockquote class=3D"gmail_quote" style=
=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi,<br>
<br>
Please see the below referenced protocol draft.<br>
<br>
We welcome feedback as always and hope that this draft may lead to some sti=
mulating discussion both on-list and in Seoul.<br>
<br>
Thanks,<br>
<br>
-Nik<br>
<br>
On 31/10/2016, 21:15, &quot;I-D-Announce on behalf of <a href=3D"mailto:int=
ernet-drafts@ietf.org">internet-drafts@ietf.org</a>&quot; &lt;<a href=3D"ma=
ilto:i-d-announce-bounces@ietf.org">i-d-announce-bounces@ietf.org</a> on be=
half of <a href=3D"mailto:internet-drafts@ietf.org">internet-drafts@ietf.or=
g</a>&gt; wrote:<br>
<br>
<br>
=C2=A0 =C2=A0 A New Internet-Draft is available from the on-line Internet-D=
rafts directories.<br>
<br>
<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 Title=C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0: DDoS Open Threat Signaling Protocol<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 Authors=C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0: Nik Teague<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 Andrew Mortensen<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0 Filename=C2=A0 =C2=A0 =C2=A0 =C2=A0 : draft-tea=
gue-dots-protocol-00.<wbr>txt<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0 Pages=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0:=
 39<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0 Date=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 :=
 2016-10-31<br>
<br>
=C2=A0 =C2=A0 Abstract:<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0This document describes Distributed-Denial-of-Se=
rvice (DDoS) Open<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0Threat Signaling (DOTS), a signaling protocol fo=
r requesting and<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0managing mitigation of DDoS attacks.<br>
<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0DOTS mitigation requests over the signal channel=
 permit domains to<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0signal the need for help fending off DDoS attack=
s, setting the scope<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0and duration of the requested mitigation.=C2=A0 =
Elements called DOTS<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0servers field the signals for help, and enable d=
efensive<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0countermeasures to defend against the attack rep=
orted by the clients,<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0reporting the status of the delegated defense to=
 the requesting<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0clients.=C2=A0 DOTS clients additionally may use=
 the data channel to<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0manage filters and black- and white-lists to res=
trict or allow<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0traffic to the clients&#39; domains arbitrarily.=
<br>
<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0The DOTS signal channel may operate over UDP [RF=
C0768] and if<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0necessary TCP [RFC0793].=C2=A0 This revision dis=
cusses a transport-<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0agnostic approach to this channel, focusing on t=
he message exchanges<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0and delegating transport specifics to other docu=
ments.=C2=A0 The DOTS data<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0channel operates over HTTPS or a transport with =
similar reliability,<br>
=C2=A0 =C2=A0 =C2=A0 =C2=A0interaction and security characteristics.<br>
<br>
<br>
=C2=A0 =C2=A0 The IETF datatracker status page for this draft is:<br>
=C2=A0 =C2=A0 <a href=3D"https://datatracker.ietf.org/doc/draft-teague-dots=
-protocol/" rel=3D"noreferrer" target=3D"_blank">https://datatracker.ietf.o=
rg/<wbr>doc/draft-teague-dots-<wbr>protocol/</a><br>
<br>
=C2=A0 =C2=A0 There&#39;s also a htmlized version available at:<br>
=C2=A0 =C2=A0 <a href=3D"https://tools.ietf.org/html/draft-teague-dots-prot=
ocol-00" rel=3D"noreferrer" target=3D"_blank">https://tools.ietf.org/html/<=
wbr>draft-teague-dots-protocol-00</a><br>
<br>
<br>
=C2=A0 =C2=A0 Please note that it may take a couple of minutes from the tim=
e of submission<br>
=C2=A0 =C2=A0 until the htmlized version and diff are available at <a href=
=3D"http://tools.ietf.org" rel=3D"noreferrer" target=3D"_blank">tools.ietf.=
org</a>.<br>
<br>
=C2=A0 =C2=A0 Internet-Drafts are also available by anonymous FTP at:<br>
=C2=A0 =C2=A0 <a href=3D"ftp://ftp.ietf.org/internet-drafts/" rel=3D"norefe=
rrer" target=3D"_blank">ftp://ftp.ietf.org/internet-<wbr>drafts/</a><br>
<br>
=C2=A0 =C2=A0 ______________________________<wbr>_________________<br>
=C2=A0 =C2=A0 I-D-Announce mailing list<br>
=C2=A0 =C2=A0 <a href=3D"mailto:I-D-Announce@ietf.org">I-D-Announce@ietf.or=
g</a><br>
=C2=A0 =C2=A0 <a href=3D"https://www.ietf.org/mailman/listinfo/i-d-announce=
" rel=3D"noreferrer" target=3D"_blank">https://www.ietf.org/mailman/<wbr>li=
stinfo/i-d-announce</a><br>
=C2=A0 =C2=A0 Internet-Draft directories: <a href=3D"http://www.ietf.org/sh=
adow.html" rel=3D"noreferrer" target=3D"_blank">http://www.ietf.org/shadow.=
<wbr>html</a><br>
=C2=A0 =C2=A0 or <a href=3D"ftp://ftp.ietf.org/ietf/1shadow-sites.txt" rel=
=3D"noreferrer" target=3D"_blank">ftp://ftp.ietf.org/ietf/<wbr>1shadow-site=
s.txt</a><br>
<br>
<br>
______________________________<wbr>_________________<br>
Dots mailing list<br>
<a href=3D"mailto:Dots@ietf.org">Dots@ietf.org</a><br>
<a href=3D"https://www.ietf.org/mailman/listinfo/dots" rel=3D"noreferrer" t=
arget=3D"_blank">https://www.ietf.org/mailman/<wbr>listinfo/dots</a><br>
</blockquote></div><br></div>

--94eb2c19c6c257bebb0541614e4d--


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Archived-At: <https://mailarchive.ietf.org/arch/msg/dots/SEdqqZymhEdtFvRJfVJbnIvLf3w>
Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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On 16 Nov 2016, at 3:13, Gilbert Clark wrote:

> Yikes.  Putting substantial quantities of additional intelligence into 
> a
> transport really kind of scares me.
>
> SLSS is an entirely separate conversation, I think, and isn't 
> necessarily a
> rabbit hole that I'm convinced would be terribly productive to explore 
> as
> part of this thread.

Concur.

The'it's nested standards all the way down' approach has its 
attractions, but ease of implementation and constrained environments 
such as consumer CPE, phones, et. al. (as Sue rightly notes) make this 
an impractical option, concur 100%.

DOTS must be lightweight, in terms of what's necessary for a 
client/supplicant to request DDoS mitigation assistance.  And we want it 
to be easy enough to implement that we gain wide adoption.

Scope policing is also extremely important, both in terms of the 
abovementioned goals as well as avoiding re-inventing the wheel.  This 
is why I'm such a fundamentalist with regards to asserting that the 
specifics of detection/classification/traceback and mitigation 
mechanisms (including telemetry) ought not to be addressed directly 
within DOTS.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>


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From: "Mortensen, Andrew" <amortensen@arbor.net>
To: Gilbert Clark <gclark@mti-systems.com>
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Subject: Re: [Dots] FW: I-D Action: draft-teague-dots-protocol-00.txt
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From: "Tirumaleswar Reddy (tireddy)" <tireddy@cisco.com>
To: Susan Hares <shares@ndzh.com>, "dots@ietf.org" <dots@ietf.org>
Thread-Topic: [Dots] FW: Why is DOTS not using NETCONF/RESTCONF for management functions
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Date: Wed, 16 Nov 2016 06:07:45 +0000
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Subject: Re: [Dots] FW: Why is DOTS not using NETCONF/RESTCONF for management functions
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From: "Tobias Gondrom" <tobias.gondrom@gondrom.org>
To: <dots@ietf.org>
Date: Wed, 16 Nov 2016 15:31:40 +0900
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Subject: [Dots] DOTS Design Team meeting at IETF97: Nov-17 at 12:10-14:00 KST at room Studio 7 on the 6th floor
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Hi all, 

 

Just a quick reminder, after the successful design team meeting yesterday,
we also like to offer another meeting tomorrow (Thursday) at 12:10 KST
(local time). 

We shall start at 12:10 as the meeting agenda suggests that previous
meetings can run until that time. 

The main agenda topic for that meeting shall be how to converge the
protocols and what decisions and questions we need to raise for that to
happen. 

And of course any other questions people from the WG might have on their
mind. 

Again all design team meetings are open to everyone, so please feel free to
drop by. 

 

2. Design Team meeting: Protocol discussion

Thursday Nov-17 12:10 - 14:00KST

Room: Studio 7, on 6th floor. 

Some questions for this meeting: 

- protocols

- what messages are exchanged, contents of messages

- relationship with info-model draft

- converging and getting to protocol WG draft

 

With best regards, Tobias

 

 

Ps.: we have no food prepared, but you could buy some from a vending booth
and bring it along.

 

 

 

From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Tobias Gondrom
Sent: Tuesday, November 15, 2016 10:45 AM
To: dots@ietf.org <mailto:dots@ietf.org> 
Cc: 'Roman D. Danyliw'
Subject: Re: [Dots] UPDATE: DOTS Design Team meetings at IETF97: Nov-15
19:00-20:30KST in IAOC office on 6th floor, and Nov-17 at 12:00-14:00 KST at
room Studio 7 on the 6th floor
Importance: High

 

Hello all, 

As requested I have moved the design team meeting today to the evening. 

So the design team meeting will be today (Nov-15) at 19:00 - 20:30 KST in
the IAOC office room (the room right next to Studio 7) on the 6th floor. 

(instead of the 12:00 meeting) 

See you there tonight. 

Best regards, Tobias

 

Ps.: And in addition we shall still have the meeting for the protocols
design team on Nov-17 at 12:00-14:00. 

 

 

From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Tobias Gondrom
Sent: Monday, November 14, 2016 13:39
To: dots@ietf.org <mailto:dots@ietf.org> 
Cc: 'Roman D. Danyliw' <rdd@cert.org <mailto:rdd@cert.org> >
Subject: [Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17 at
12:00-14:00 at room Studio 7 on the 6th floor
Importance: High

 

Dear DOTS team, 

 

Following our good experience at the last meeting, we would like to propose
also for this meeting two design team meeting slots. 

As at the last meeting lunch meetings seemed to have had the least
conflicts, we suggest to continue with that. 

 

We would propose the following two slots and arranged a room for that. 

If these slots do not work or have serious conflicts, please let us know. 

 

1. Design Team meeting: Use cases

Tuesday Nov-15 12:00 - 14:00KST

Room: Studio 7, on 6th floor. 

Some questions for this meeting: 

- how can we improve the quality of the use case document? 

- have the inter-domain use cases been properly included in the use case
draft? 

- have the use cases from the telemetry draft been sufficiently included in
the use case draft? 

 

2. Design Team meeting: Protocol discussion

Thursday Nov-17 12:00 - 14:00KST

Room: Studio 7, on 6th floor. 

Some questions for this meeting: 

- protocols

- what messages are exchanged, contents of messages

- relationship with info-model draft

- converging and getting to protocol WG draft

 

Best regards, 

 

Tobias & Roman

(DOTS WG chairs)

 

 

Ps.: and a reminder: our DOTS WG meeting will be on Friday morning, 9:30am
(Korean time) 

 

 


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<o:idmap v:ext=3D"edit" data=3D"1" />
</o:shapelayout></xml><![endif]--></head><body lang=3DEN-US =
link=3D"#0563C1" vlink=3D"#954F72"><div class=3DWordSection1><p =
class=3DMsoNormal>Hi all, <o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>Just a quick =
reminder, after the successful design team meeting yesterday, we also =
like to offer another meeting tomorrow (Thursday) at 12:10 KST (local =
time). <o:p></o:p></p><p class=3DMsoNormal>We shall start at 12:10 as =
the meeting agenda suggests that previous meetings can run until that =
time. <o:p></o:p></p><p class=3DMsoNormal>The main agenda topic for that =
meeting shall be how to converge the protocols and what decisions and =
questions we need to raise for that to happen. <o:p></o:p></p><p =
class=3DMsoNormal>And of course any other questions people from the WG =
might have on their mind. <o:p></o:p></p><p class=3DMsoNormal>Again all =
design team meetings are open to everyone, so please feel free to drop =
by. <o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal><b>2. Design Team meeting: Protocol =
discussion<o:p></o:p></b></p><p class=3DMsoNormal><b>Thursday Nov-17 =
12:10 - 14:00KST<o:p></o:p></b></p><p class=3DMsoNormal><b>Room: Studio =
7, on 6<sup>th</sup> floor. <o:p></o:p></b></p><p class=3DMsoNormal>Some =
questions for this meeting: <o:p></o:p></p><p class=3DMsoNormal>- =
protocols<o:p></o:p></p><p class=3DMsoNormal>- what messages are =
exchanged, contents of messages<o:p></o:p></p><p class=3DMsoNormal>- =
relationship with info-model draft<o:p></o:p></p><p class=3DMsoNormal>- =
converging and getting to protocol WG draft<o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>With best =
regards, Tobias<o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>Ps.: we have =
no food prepared, but you could buy some from a vending booth and bring =
it along&#8230;<o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal><span =
style=3D'color:#1F497D'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoNormal><span =
style=3D'color:#1F497D'><o:p>&nbsp;</o:p></span></p><div><div =
style=3D'border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in =
0in 0in'><p class=3DMsoNormal><b><span =
style=3D'font-size:10.0pt;font-family:"Tahoma",sans-serif'>From:</span></=
b><span style=3D'font-size:10.0pt;font-family:"Tahoma",sans-serif'> Dots =
[<a =
href=3D"mailto:dots-bounces@ietf.org">mailto:dots-bounces@ietf.org</a>] =
<b>On Behalf Of </b>Tobias Gondrom<br><b>Sent:</b> Tuesday, November 15, =
2016 10:45 AM<br><b>To:</b> <a =
href=3D"mailto:dots@ietf.org">dots@ietf.org</a><br><b>Cc:</b> 'Roman D. =
Danyliw'<br><b>Subject:</b> Re: [Dots] UPDATE: DOTS Design Team meetings =
at IETF97: Nov-15 19:00-20:30KST in IAOC office on 6th floor, and Nov-17 =
at 12:00-14:00 KST at room Studio 7 on the 6th =
floor<br><b>Importance:</b> High<o:p></o:p></span></p></div></div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>Hello all, =
<o:p></o:p></p><p class=3DMsoNormal>As requested I have moved the design =
team meeting today to the evening. <o:p></o:p></p><p =
class=3DMsoNormal><b>So the design team meeting will be today (Nov-15) =
at 19:00 &#8211; 20:30 KST in the IAOC office room (the room right next =
to Studio 7) on the 6<sup>th</sup> floor. <o:p></o:p></b></p><p =
class=3DMsoNormal>(instead of the 12:00 meeting) <o:p></o:p></p><p =
class=3DMsoNormal>See you there tonight. <o:p></o:p></p><p =
class=3DMsoNormal>Best regards, Tobias<o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>Ps.: And in =
addition we shall still have the meeting for the protocols design team =
on Nov-17 at 12:00-14:00. <o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><div><div =
style=3D'border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0in =
0in 0in'><p class=3DMsoNormal><b>From:</b> Dots [<a =
href=3D"mailto:dots-bounces@ietf.org">mailto:dots-bounces@ietf.org</a>] =
<b>On Behalf Of </b>Tobias Gondrom<br><b>Sent:</b> Monday, November 14, =
2016 13:39<br><b>To:</b> <a =
href=3D"mailto:dots@ietf.org">dots@ietf.org</a><br><b>Cc:</b> 'Roman D. =
Danyliw' &lt;<a =
href=3D"mailto:rdd@cert.org">rdd@cert.org</a>&gt;<br><b>Subject:</b> =
[Dots] DOTS Design Team meetings at IETF97: Nov-15 and Nov-17 at =
12:00-14:00 at room Studio 7 on the 6th floor<br><b>Importance:</b> =
High<o:p></o:p></p></div></div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>Dear DOTS =
team, <o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal>Following our good experience at the last meeting, we =
would like to propose also for this meeting two design team meeting =
slots. <o:p></o:p></p><p class=3DMsoNormal>As at the last meeting lunch =
meetings seemed to have had the least conflicts, we suggest to continue =
with that. <o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal>We would propose the following two slots and arranged =
a room for that. <o:p></o:p></p><p class=3DMsoNormal>If these slots do =
not work or have serious conflicts, please let us know. =
<o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal><b>1. Design Team meeting: Use =
cases<o:p></o:p></b></p><p class=3DMsoNormal><b>Tuesday Nov-15 12:00 - =
14:00KST<o:p></o:p></b></p><p class=3DMsoNormal><b>Room: Studio 7, on =
6<sup>th</sup> floor. <o:p></o:p></b></p><p class=3DMsoNormal>Some =
questions for this meeting: <o:p></o:p></p><p class=3DMsoNormal>- how =
can we improve the quality of the use case document? <o:p></o:p></p><p =
class=3DMsoNormal>- have the inter-domain use cases been properly =
included in the use case draft? <o:p></o:p></p><p class=3DMsoNormal>- =
have the use cases from the telemetry draft been sufficiently included =
in the use case draft? <o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal><b>2. Design =
Team meeting: Protocol discussion<o:p></o:p></b></p><p =
class=3DMsoNormal><b>Thursday Nov-17 12:00 - =
14:00KST<o:p></o:p></b></p><p class=3DMsoNormal><b>Room: Studio 7, on =
6<sup>th</sup> floor. <o:p></o:p></b></p><p class=3DMsoNormal>Some =
questions for this meeting: <o:p></o:p></p><p class=3DMsoNormal>- =
protocols<o:p></o:p></p><p class=3DMsoNormal>- what messages are =
exchanged, contents of messages<o:p></o:p></p><p class=3DMsoNormal>- =
relationship with info-model draft<o:p></o:p></p><p class=3DMsoNormal>- =
converging and getting to protocol WG draft<o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>Best =
regards, <o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal>Tobias &amp; Roman<o:p></o:p></p><p =
class=3DMsoNormal>(DOTS WG chairs)<o:p></o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>Ps.: and a =
reminder: our DOTS WG meeting will be on Friday morning, 9:30am (Korean =
time) <o:p></o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p></div></body></html>
------=_NextPart_000_0815_01D2401E.89A05B70--


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From: "Tirumaleswar Reddy (tireddy)" <tireddy@cisco.com>
To: "dots@ietf.org" <dots@ietf.org>
Thread-Topic: New Version Notification for draft-reddy-dots-signal-channel-04.txt
Thread-Index: AQHSQAtK/keujW30RkatCzA35lkA6KDblowA
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From: Gilbert Clark <gclark@mti-systems.com>
Date: Wed, 16 Nov 2016 11:18:15 -0500
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Subject: Re: [Dots] FW: I-D Action: draft-teague-dots-protocol-00.txt
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Inline:

On Wed, Nov 16, 2016 at 12:54 AM, Mortensen, Andrew <amortensen@arbor.net>
wrote:

> Thanks, Gilbert. I appreciate the comments. See inline below.
>
> On Nov 15, 2016, at 8:51 PM, Gilbert Clark <gclark@mti-systems.com> wrote=
:
>
> Just now getting around to a quick read through this.  A few thoughts:
>
> * I found the reference to protobufs in the document to be rather
> strange.  I'm not sold on the idea of a tight coupling between a document
> and a specific serialization library, no matter how convenient / awesome
> the library might be.  I guess protobuf3 might reference a specific
> implementation of protobuf, so it would *kind of* count as a protocol
> assuming a specific definition existed someplace which could be reference=
d,
> but still ... why use that instead of something more common that might be
> easier for others to read and understand offhand?
>
>
> I think it=E2=80=99s entirely reasonable to be uneasy about tying a stand=
ard to a
> specific library. The good news is that protobufs isn=E2=80=99t a library=
, it=E2=80=99s an
> IDL. We felt protobufs makes a good choice as the IDL for DOTS due its
> compact wire representation, its support for backward-compatible schema
> versioning, its language neutrality, and its extensibility. For what it=
=E2=80=99s
> worth, Google=E2=80=99s recent effort to standardize gRPC within the IETF=
 mentions
> protobuf as the IDL, though so far it hasn=E2=80=99t been made a requirem=
ent (see <
> https://tools.ietf.org/html/draft-talwar-rtgwg-grpc-use-cas
> es-00#section-2.2.5>).
>
> Can you describe what you=E2=80=99re thinking of as =E2=80=9Cmore common=
=E2=80=9D and =E2=80=9Ceasier to
> read=E2=80=9D here? We specifically avoided JSON and the like because of =
the wasted
> bytes in the serialization.
>
>
My specific concerns with regard to protobuf (in this particular instance)
would be:

* The signaling protocol should be pretty simple - how much more complex
would it be to describe a custom encoding on the wire without the use of
any kind of general-purpose abstraction (read: CBOR / protobuf / JSON /
what have you)?  If that's too hard, I think an important question here
would be "why is this too hard"?

* On a related note, protobuf invites complexity by offering a convenient
abstraction to shield one from having to think about the way the bytes are
actually laid out on the wire.  This can be a win from a rapid development
perspective, but can be a loss in that it introduces a temptation to add
more stuff to the protocol just because it's so easy to do it ...

* The use of protobuf requires an implementer to learn protobuf well enough
that they're able to use it.  Yes, protobuf is an IDL, but one would need
to learn an implementation of protobuf well enough to be able to use it in
the code, and that adds some degree of cognitive burden to the
implementation effort *if one does not already know protobuf*

* The use of protobuf either limits one to platforms for which a functional
implementation of protobuf exists,  OR ...

* The use of protobuf adds implementation overhead in that one must first
implement the subset of protobuf used by DOTS before one can add DOTS
support to that platform.

* To my knowledge, protobuf is not often used in RFCs, so those with
experience reading / implementing protocols defined in other RFCs may have
to spend more time trying to study and understand this document than they
would otherwise.

* The port is 4646, which is "(the hex value for the ASCII character "."
> twice)"  Why is this relevant?
>
>
> It=E2=80=99s a weak joke (made weaker by the fact that its the *decimal* =
and not
> hex value).
>
> Python 2.7.10 (default, Oct 23 2015, 19:19:21)
> [GCC 4.2.1 Compatible Apple LLVM 7.0.0 (clang-700.0.59.5)] on darwin
> Type "help", "copyright", "credits" or "license" for more information.
> >>> import struct
> >>> struct.pack("BB", 46, 46)
> '..=E2=80=99  <---- DOTS
>
> /rimshot
>

Right.  For what it's worth, I did actually laugh at that once it was
explained.

In any event, I do regret my lack of humour in this instance, and hope that
such will not be interpreted as a poor reflection upon my status as an IETF
member or as a human being.

Cheers,
Gilbert

--001a114847daa3eb4a05416d6b3a
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<div dir=3D"ltr">Inline:<br><div class=3D"gmail_extra"><br><div class=3D"gm=
ail_quote">On Wed, Nov 16, 2016 at 12:54 AM, Mortensen, Andrew <span dir=3D=
"ltr">&lt;<a href=3D"mailto:amortensen@arbor.net" target=3D"_blank">amorten=
sen@arbor.net</a>&gt;</span> wrote:<br><blockquote class=3D"gmail_quote" st=
yle=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">



<div style=3D"word-wrap:break-word">
<div>Thanks, Gilbert. I appreciate the comments. See inline below.</div>
<br>
<div><span>
<blockquote type=3D"cite">
<div>On Nov 15, 2016, at 8:51 PM, Gilbert Clark &lt;<a href=3D"mailto:gclar=
k@mti-systems.com" target=3D"_blank">gclark@mti-systems.com</a>&gt; wrote:<=
/div>
<br class=3D"m_7976436796777126648m_6430180170157069078Apple-interchange-ne=
wline">
<div>
<div dir=3D"ltr">
<div>
<div>
<div>
<div>
<div>
<div>Just now getting around to a quick read through this.=C2=A0 A few thou=
ghts:<br>
<br>
</div>
* I found the reference to protobufs in the document to be rather strange.=
=C2=A0 I&#39;m not sold on the idea of a tight coupling between a document =
and a specific serialization library, no matter how convenient / awesome th=
e library might be.=C2=A0 I guess protobuf3 might
 reference a specific implementation of protobuf, so it would *kind of* cou=
nt as a protocol assuming a specific definition existed someplace which cou=
ld be referenced, but still ... why use that instead of something more comm=
on that might be easier for others
 to read and understand offhand?<br>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</blockquote>
<div><br>
</div>
</span><div>I think it=E2=80=99s entirely reasonable to be uneasy about tyi=
ng a standard to a specific library. The good news is that protobufs isn=E2=
=80=99t a library, it=E2=80=99s an IDL. We felt protobufs makes a good choi=
ce as the IDL for DOTS due its compact wire representation, its
 support for backward-compatible schema versioning, its language neutrality=
, and its extensibility. For what it=E2=80=99s worth, Google=E2=80=99s rece=
nt effort to standardize gRPC within the IETF mentions protobuf as the IDL,=
 though so far it hasn=E2=80=99t been made a requirement
 (see &lt;<a href=3D"https://tools.ietf.org/html/draft-talwar-rtgwg-grpc-us=
e-cases-00#section-2.2.5" target=3D"_blank">https://tools.ietf.org/html/d<w=
br>raft-talwar-rtgwg-grpc-use-cas<wbr>es-00#section-2.2.5</a>&gt;).</div>
<div><br>
</div>
<div>Can you describe what you=E2=80=99re thinking of as =E2=80=9Cmore comm=
on=E2=80=9D and =E2=80=9Ceasier to read=E2=80=9D here? We specifically avoi=
ded JSON and the like because of the wasted bytes in the serialization.</di=
v><span>
<div><br></div></span></div></div></blockquote><div><br></div>My specific c=
oncerns with regard to protobuf (in this particular instance) would be:<br>=
<br></div><div class=3D"gmail_quote">* The signaling protocol should be pre=
tty simple - how much more complex would it be to describe a custom encodin=
g on the wire without the use of any kind of general-purpose abstraction (r=
ead: CBOR / protobuf / JSON / what have you)?=C2=A0 If that&#39;s too hard,=
 I think an important question here would be &quot;why is this too hard&quo=
t;?<br></div><div class=3D"gmail_quote"><br></div><div class=3D"gmail_quote=
">* On a related note, protobuf invites complexity by offering a convenient=
 abstraction to shield one from having to think about the way the bytes are=
 actually laid out on the wire.=C2=A0 This can be a win from a rapid develo=
pment perspective, but can be a loss in that it introduces a temptation to =
add more stuff to the protocol just because it&#39;s so easy to do it ...<b=
r></div><div class=3D"gmail_quote"><br></div><div class=3D"gmail_quote">* T=
he use of protobuf requires an implementer to learn protobuf well enough th=
at they&#39;re able to use it.=C2=A0 Yes, protobuf is an IDL, but one would=
 need to learn an implementation of protobuf well enough to be able to use =
it in the code, and that adds some degree of cognitive burden to the implem=
entation effort *if one does not already know protobuf*<br><br></div><div c=
lass=3D"gmail_quote">* The use of protobuf either limits one to platforms f=
or which a functional implementation of protobuf exists,=C2=A0 OR ...<br><b=
r>* The use of protobuf adds implementation overhead in that one must first=
 implement the subset of protobuf used by DOTS before one can add DOTS supp=
ort to that platform.</div><div class=3D"gmail_quote"><br></div><div class=
=3D"gmail_quote">* To my knowledge, protobuf is not often used in RFCs, so =
those with experience reading / implementing protocols defined in other RFC=
s may have to spend more time trying to study and understand this document =
than they would otherwise.<br></div><div class=3D"gmail_quote"><br></div><d=
iv class=3D"gmail_quote"><blockquote class=3D"gmail_quote" style=3D"margin:=
0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div style=3D"word-=
wrap:break-word"><div><span><div>
</div>
<blockquote type=3D"cite">
<div>
<div dir=3D"ltr">
<div>
<div>
<div>
<div>
<div>* The port is 4646, which is &quot;(the hex value for the ASCII charac=
ter &quot;.&quot; twice)&quot;=C2=A0 Why is this relevant?<br>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</blockquote>
<div><br>
</div>
</span><div>It=E2=80=99s a weak joke (made weaker by the fact that its the =
*decimal* and not hex value).</div>
<div><br>
</div>
<div>
<div>Python 2.7.10 (default, Oct 23 2015, 19:19:21)</div>
<div>[GCC 4.2.1 Compatible Apple LLVM 7.0.0 (clang-700.0.59.5)] on darwin</=
div>
<div>Type &quot;help&quot;, &quot;copyright&quot;, &quot;credits&quot; or &=
quot;license&quot; for more information.</div>
<div>&gt;&gt;&gt; import struct</div>
<div>&gt;&gt;&gt; struct.pack(&quot;BB&quot;, 46, 46)</div>
<div>&#39;..=E2=80=99 =C2=A0&lt;---- DOTS</div>
<div><br>
</div>
<div>/rimshot</div></div></div></div></blockquote><div><br></div><div>Right=
.=C2=A0 For what it&#39;s worth, I did actually laugh at that once it was e=
xplained.=C2=A0 <br><br>In any event, I do regret my lack of humour in this=
 instance, and hope that such will not be interpreted as a poor reflection =
upon my status as an IETF member or as a human being.=C2=A0 <br></div><br><=
/div><div class=3D"gmail_quote">Cheers,<br></div><div class=3D"gmail_quote"=
>Gilbert<br></div><br></div></div>

--001a114847daa3eb4a05416d6b3a--


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From: Ehud Doron <EhudD@Radware.com>
To: Roland Dobbins <rdobbins@arbor.net>, dots <dots@ietf.org>, "fandreas@cisco.com" <fandreas@cisco.com>
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Cc: Ehud Doron <EhudD@Radware.com>
Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00
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Ronald, Flemming and all

Thanks for your comments.=20

I appreciate the standpoints you present in your comments, however I really=
 believe the DOTS WG must also look and consider others views of the challe=
nges DOTS has with regards to DOTS telemetry.  =20

No doubt that for the world of DDoS services the "security visibility" is a=
 major concern to both the anti-DoS service providers and consumers. In all=
 cases where the DOTS Client will be implemented in an organizations with a=
 sustainable SOC/NOC teams, the ability to have "customer portal" with visi=
bility into the on-going attacks is a critical part of the service. Likewis=
e, anti-DoS service providers need visibility into their customers view on =
the on-going attacks and other sort of views relates to the service and its=
 fulfillments. These are critical parts of the service.=20

Getting deeper, having comprehensive telemetry about the ongoing attacks wi=
ll improve the overall mitigation accomplished, in terms of time to mitigat=
e, accuracy, false-negative, false-positive, and other measures. We must ke=
ep in our minds the value gained here. =20

I see all these as a major points and really want to get your view on that,=
 as well as the view of others at the WG.

Obviously, I agree with your points that there are many cases where telemet=
ry is with less relevance, mainly since DOTS agents will be integrated in "=
 radically different paradigms, capabilities, and 'worldviews'...." (which =
for my opinion is the right architecture). Having say all that, we must con=
sider environments where DOTS Client has DoS/DDoS detection and mitigation =
capabilities and can practically signal valuable telemetry. These are defin=
itely not rear use cases that must be considered as well.=20

For my mind, after we will get to a consensus about WG view on the needs fo=
r telemetry, we can define the best way to standardize it (in which doc and=
 how) and also consider the right time to do. Then we can define the baseli=
ne set of telemetry we believe are adequate, or the bare minimum, to standa=
rdize. =20

I am looking forward to continue this discussion with you and the entire th=
e WG.

Please see also my comments inline.=20

Best wishes, =20
Ehud Doron | =A0Senior Architect, Radware CTO office | M: +972-54-7575503 |=
 T:=A0+972-72-3917120



-----Original Message-----
From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Roland Dobbins
Sent: Monday, November 14, 2016 11:02 AM
To: dots <dots@ietf.org>
Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00

On 14 Nov 2016, at 15:14, Ehud Doron wrote:

> Essentially we would like to build a "Telemetry" extension standard to=20
> the basic DOTS protocol, and this document would define that.

This may make sense at some future date; initially, since we're dealing wit=
h devices/software/systems which have radically different paradigms, capabi=
lities, and 'worldviews', the initial focus of DOTS should be on signaling =
and status only, as the ins are universal functions which are readily under=
stood by most any type of node/service/application which could participate =
in DOTS.
[ED] See my view in the body of the mail.

> Keeping the telemetry specification in a separate draft is good=20
> approach for future extensibility.

> For this goal, we as the DOTS WG first need to better understand (and=20
> agree in the group) what we see as baseline mandatory capabilities=20
> other DOTS draft should benefit the DOTS Telemetry.

We've already held extensive discussions on this topic; initially, we need =
a minimum viable capability to allow signaling and status information to be=
 passed between DOTS participants.
[ED] I was not part of this discussions, sorry for that. For my mind, we ne=
ed to truly define (or re-define...) the needs for DOTS Telemetry for the a=
ctual users (SP, MSSP, Enterprises, carrier and so on) of DOTS, and also th=
e baseline set of this telemetry.=20


> (1) Is there an undocumented telemetry use case that needs to be added=20
> to the use case WG document?  Section 4.0 suggests that.
>      Yes. We want to DOTS use cases, the existing and maybe new=20
> others, to be enriched with Telemetry related items.

This can come at a later state, if the group believes it to be important.

It's sub-optimal to duplicate the work done on IPFIX, I2NSF, I2RS, et.=20
al. in DOTS.  By leaving mitigation technique specifics and telemetry speci=
fics to one side, we can concentrate on signaling and status, which is all =
that's actually required for successful inter- and intra-domain DOTS-enable=
d DDoS mitigation assistance and provisioning.

[ED] Agree, we shouldn't duplicate any work done at IPFIX, I2NSF.

It's important to get to an initial operating capability with the requisite=
 baseline capability before we expand the scope of DOTS itself, IMHO.

[ED] Agree, we just need to define and get to the mutual understanding abou=
t the " baseline capability" in term of telemetry. Mainly for the users and=
 customers of the actual anti-DoS service.
=20
-----------------------------------
Roland Dobbins <rdobbins@arbor.net>

_______________________________________________
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From: Gilbert Clark <gclark@mti-systems.com>
Date: Wed, 16 Nov 2016 13:57:39 -0500
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Let's compress this conversation.  Might come back to revisit a few other
points later, but for now ...

There are *always* code generation targets that are unsupported.  Protobuf
will present a barrier to implementation on those unsupported targets, but
at the same time, it will speed development and deployment on targets that
do support it.

My goal with this conversation is to make sure that this has been
considered and is a conscious design decision, 'cause trying to implement
this protocol on e.g. a 33 MHz MIPS without a complete implementation of
libc might kind of suck the way things are written at the moment.

If we don't care, then that's cool ... just want to be sure it's a
conscious thing.

-Gilbert

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<div dir=3D"ltr"><div>Let&#39;s compress this conversation.=C2=A0 Might com=
e back to revisit a few other points later, but for now ...<br><br>There ar=
e *always* code generation targets that are unsupported.=C2=A0 Protobuf wil=
l present a barrier to implementation on those unsupported targets, but=C2=
=A0 at the same time, it will speed development and deployment on targets t=
hat do support it.=C2=A0 <br><br>My goal with this conversation is to make =
sure that this has been considered and is a conscious design decision, &#39=
;cause trying to implement this protocol on e.g. a 33 MHz MIPS without a co=
mplete implementation of libc might kind of suck the way things are written=
 at the moment.=C2=A0 <br><br>If we don&#39;t care, then that&#39;s cool ..=
. just want to be sure it&#39;s a conscious thing.<br></div><div><br></div>=
-Gilbert<br><div><div><div class=3D"gmail_extra"><div class=3D"gmail_quote"=
><div><br></div></div></div></div></div></div>

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From: "Mortensen, Andrew" <amortensen@arbor.net>
To: Gilbert Clark <gclark@mti-systems.com>
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From nobody Wed Nov 16 14:41:33 2016
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Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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Roland:

This need for reliability and survivability is true of routing that NM/OPS
(netconf/restconf) as well.

Sue 

-----Original Message-----
From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Roland Dobbins
Sent: Tuesday, November 15, 2016 7:39 AM
To: Susan Hares
Cc: dots@ietf.org
Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management
functions

On 15 Nov 2016, at 17:32, Susan Hares wrote:

> My question: Why is DOTS, SCAM, SECEVENT not using the same mechanisms 
> for events, configuration control and telemetry data as NM/OPS with 
> their own data models?

The short answer is because those mechanisms don't work well in a hostile
communications environment flooded with DDoS attack traffic.

Out-of-band is always preferable, but in practice, it's quite rare.  So,
survivability and resiliency are key.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>

_______________________________________________
Dots mailing list
Dots@ietf.org
https://www.ietf.org/mailman/listinfo/dots


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Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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On 17 Nov 2016, at 5:38, Susan Hares wrote:

> This need for reliability and survivability is true of routing that 
> NM/OPS (netconf/restconf) as well.

If NETCONF comms traffic is traversing a data-plane channel choked with 
DDoS traffic, someone is Doing Something Wrong.

;>

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>


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Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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NETCONF goes from centralized mgr to device on edge of network.  DDOS in
network. 

Sue 

-----Original Message-----
From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Roland Dobbins
Sent: Wednesday, November 16, 2016 5:48 PM
To: dots@ietf.org
Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management
functions

On 17 Nov 2016, at 5:38, Susan Hares wrote:

> This need for reliability and survivability is true of routing that 
> NM/OPS (netconf/restconf) as well.

If NETCONF comms traffic is traversing a data-plane channel choked with DDoS
traffic, someone is Doing Something Wrong.

;>

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>

_______________________________________________
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Dots@ietf.org
https://www.ietf.org/mailman/listinfo/dots


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Subject: Re: [Dots] FW: Why is DOTS not using NETCONF/RESTCONF for management	functions
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Andrew:=20

=20

I see the bulk transfer (configuration, data) and the telemetry as =
NM/OPS applications that may run over a securely established and =
maintained inter-domain connection.  (See Bob + Daniel=E2=80=99s work on =
the secure connection).   If so, my suggestion is to define the tunnel =
protocol and encryption, but re-use the management application that the =
NM/OPS people have in the publication/subscription draft + the =
configuration setting.   Define the data model in yang.   =20

=20

If you really think the management application is different, provide =
reasons why.  (I provided reasons why not).=20

=20

Now as to the DOTS signaling protocol =E2=80=93 I am still learning.  =
It=E2=80=99s how I started out this work.   If it is handshake =E2=80=93 =
I=E2=80=99m attack (client)/we=E2=80=99re helping (mgr/ctl) =E2=80=93 =
then I have more to learn about the handshake.   The message is trying =
to tease out what is unique about the DOTS signaling protocol or data.=20

=20

=20

From: Mortensen, Andrew [mailto:amortensen@arbor.net]=20
Sent: Tuesday, November 15, 2016 1:20 PM
To: Susan Hares
Cc: dots@ietf.org
Subject: Re: [Dots] FW: Why is DOTS not using NETCONF/RESTCONF for =
management functions

=20

Hi Sue. The impression I get from reading this is that you see DOTS as a =
use case or subset of I2NSF. Am I misrepresenting the content =
dramatically?=20

=20

A few comments marked [AM] inline. I=E2=80=99ll try to provide a more =
comprehensive response soon.

=20

On Nov 15, 2016, at 5:32 AM, Susan Hares <shares@ndzh.com> wrote:

=20

=20

My question: Why is DOTS, SCAM, SECEVENT not using the same mechanisms =
for events, configuration control and telemetry data as NM/OPS with =
their own data models?=20

=C2=B7       This email walks through the DOTS drafts indicating which =
of the NM/OPS services could be used, and what data is being passed.=20

=C2=B7       What I found is that 95% of work is covered by NM/OPS with =
data models.

=20

[AM] This is a remarkably specific number. :)

[Sue: Not precise =E2=80=93 just 95/5% rule]=20

=20

The DOTS workgroup has defined three main messaging models:=20

=20

*	Actionable Event Alerting

=E2=97=A6        Called =E2=80=98Signaling=E2=80=99 in the workgroup =
=E2=80=93 =E2=80=9CI=E2=80=99m being attacked=E2=80=9D=20

=20

[AM] While generally true, this summary appears to overlook the =
requirement that the signaling be operable, to the maximum degree =
possible, under attack conditions. In particular, the signaling must be =
robust and operable despite high rates of packet loss e.g. over a link =
congested with volumetric attack traffic, and must not fragment messages =
sent over the DOTS signal channel. For that reason the WG settled on the =
requirement that DOTS signaling use a connectionless protocol with a =
sub-MTU message size when calling for help. I=E2=80=99m not aware of a =
UDP-based NETCONF, though I freely admit I may have overlooked it.=20

=20

The RESTCONF over QUIC work you mention below might be made to meet =
those requirements, but QUIC is also by design a reliable transport. =
However, it=E2=80=99s my personal opinion that a request/response =
convention is not the best option for the SOS signaling, given the =
significantly increased probability that server responses will be lost =
when the inbound link is congested with attack traffic.

=20

Sue: If you really want to design UDP based transport that RESTCONF goes =
over =E2=80=93 I will applaud and help this.  What I am concern about is =
replicating the application level instrumentation  (publication streams, =
configuration setting).  You also may consider a binary encoding (CBOR =
(?))>=20

=20

For that reason, draft-teague-dots-protocol-00 decouples DOTS signal =
channel messaging from the request/response model. The DOTS client =
instead calls for help by sustaining mitigation requests in its =
heartbeats, resembling an emergency beacon at intervals broadcasting the =
need for aid. The DOTS server uses its unidirectional heartbeats to =
return mitigation request status to the client. Loss in either direction =
is absorbed without retransmission, since the client is concerned merely =
with communicating the current need for mitigation (with associated =
scope and supplementary data), and the server is concerned solely with =
returning mitigation status to the client (including refusal to begin =
mitigation).

=20

Sue:  What needs to clarified in your work is the transport =
(heart-beats, request/response, etc) =E2=80=93 versus the application =
functions (I=E2=80=99m attacked/mitigation, event services, application =
services0. =20

=20

Once a DOTS server has enabled mitigation, ideally the data channel is =
available for reliable operations.

=20

*	Configuration Control

=E2=97=A6        Called =E2=80=98Bulk Data=E2=80=99 in the workgroup

=20

[AM] I=E2=80=99m certainly open to using existing standards here. I =
previously suggested RESTCONF as an option as far back as my original =
threat signaling requirements draft: =
<https://tools.ietf.org/html/draft-mortensen-threat-signaling-requirement=
s-00#section-4.1>. The gRPC work Google=E2=80=99s bringing forward in =
<https://tools.ietf.org/html/draft-kumar-rtgwg-grpc-protocol-00> is also =
worth a look, though it seems like there's a degree of overlap with =
NETCONF there. Not a surprise given gRPC=E2=80=99s use by OpenConfig.

=20

This is good news. I think we can work together to get a UDP transport =
for RESTCONF that fits the DOTS.  Bob and I drew up the SLSS work as an =
attempt to address some of these issues.   I think a bit of discussion =
at lunch today (Thursday) would be helpful.=20

=20

andrew

=20


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D'>I see the bulk transfer (configuration, data) and the telemetry as =
NM/OPS applications that may run over a securely established and =
maintained inter-domain connection.=C2=A0 (See Bob + Daniel=E2=80=99s =
work on the secure connection). =C2=A0=C2=A0If so, my suggestion is to =
define the tunnel protocol and encryption, but re-use the management =
application that the NM/OPS people have in the publication/subscription =
draft + the configuration setting. =C2=A0=C2=A0Define the data model in =
yang.=C2=A0=C2=A0=C2=A0 <o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'><o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>If you really think the management application is different, provide =
reasons why.=C2=A0 (I provided reasons why not). =
<o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'><o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>Now as to the DOTS signaling protocol =E2=80=93 I am still =
learning.=C2=A0 It=E2=80=99s how I started out this work.=C2=A0=C2=A0 If =
it is handshake =E2=80=93 I=E2=80=99m attack (client)/we=E2=80=99re =
helping (mgr/ctl) =E2=80=93 then I have more to learn about the =
handshake. =C2=A0=C2=A0The message is trying to tease out what is unique =
about the DOTS signaling protocol or data. <o:p></o:p></span></p><p =
class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'><o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'> <o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'><o:p>&nbsp;</o:p></span></p><div><div =
style=3D'border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in =
0in 0in'><p class=3DMsoNormal><b><span =
style=3D'font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span>=
</b><span style=3D'font-size:10.0pt;font-family:"Tahoma","sans-serif"'> =
Mortensen, Andrew [mailto:amortensen@arbor.net] <br><b>Sent:</b> =
Tuesday, November 15, 2016 1:20 PM<br><b>To:</b> Susan =
Hares<br><b>Cc:</b> dots@ietf.org<br><b>Subject:</b> Re: [Dots] FW: Why =
is DOTS not using NETCONF/RESTCONF for management =
functions<o:p></o:p></span></p></div></div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal>Hi Sue. The =
impression I get from reading this is that you see DOTS as a use case or =
subset of I2NSF. Am I misrepresenting the content dramatically? =
<o:p></o:p></p><div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p></div><div><div><p =
class=3DMsoNormal>A few comments marked [AM] inline. I=E2=80=99ll try to =
provide a more comprehensive response =
soon.<o:p></o:p></p></div></div><div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><div><blockquote =
style=3D'margin-top:5.0pt;margin-bottom:5.0pt'><div><p =
class=3DMsoNormal>On Nov 15, 2016, at 5:32 AM, Susan Hares &lt;<a =
href=3D"mailto:shares@ndzh.com">shares@ndzh.com</a>&gt; =
wrote:<o:p></o:p></p></div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><div><div><p class=3DMsoNormal =
style=3D'background:white'><span style=3D'font-family:"Liberation =
Serif","serif"'>&nbsp;<o:p></o:p></span></p></div><div><p =
class=3DMsoNormal style=3D'background:white'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>My question:<span =
class=3Dapple-converted-space>&nbsp;</span></span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Why is DOTS, SCAM, SECEVENT not using the same =
mechanisms for events, configuration control and telemetry data as =
NM/OPS with their own data models?<span =
class=3Dapple-converted-space>&nbsp;</span></span><span =
style=3D'font-family:"Liberation =
Serif","serif"'><o:p></o:p></span></p></div><div =
style=3D'margin-left:.5in'><p class=3DMsoNormal =
style=3D'text-indent:-.25in;background:white'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span =
class=3Dapple-converted-space>&nbsp;</span></span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>This email walks through the DOTS drafts indicating =
which of the NM/OPS services could be used, and what data is being =
passed.<span class=3Dapple-converted-space>&nbsp;</span></span><span =
style=3D'font-family:"Liberation =
Serif","serif"'><o:p></o:p></span></p></div><div =
style=3D'margin-left:.5in;margin-right:.5in'><p class=3DMsoNormal =
style=3D'text-indent:-.25in;background:white'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span =
class=3Dapple-converted-space>&nbsp;</span></span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>What I found is that 95% of work is covered by NM/OPS =
with data models.</span><span style=3D'font-family:"Liberation =
Serif","serif"'><o:p></o:p></span></p></div></div></blockquote><div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p></div><div><p =
class=3DMsoNormal>[AM] This is a remarkably specific number. =
:)<o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>[Sue: Not precise =E2=80=93 just 95/5% rule] =
<o:p></o:p></span></p></div><div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p></div><blockquote =
style=3D'margin-top:5.0pt;margin-bottom:5.0pt'><div =
style=3D'margin-right:.5in'><p class=3DMsoNormal =
style=3D'background:white'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>The DOTS workgroup has defined<span =
class=3Dapple-converted-space>&nbsp;</span><span =
style=3D'color:#1F497D'>three</span><span =
class=3Dapple-converted-space>&nbsp;</span>main messaging =
models:&nbsp;</span><span style=3D'font-family:"Liberation =
Serif","serif"'><o:p></o:p></span></p></div><div><p class=3DMsoNormal =
style=3D'background:white'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><span style=3D'font-family:"Liberation =
Serif","serif"'><o:p></o:p></span></p></div><ul style=3D'margin-top:0in' =
type=3Ddisc><li class=3DMsoNormal style=3D'mso-list:l0 level1 =
lfo1;background:white'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Actionable Event Alerting</span><span =
style=3D'font-family:"Liberation =
Serif","serif"'><o:p></o:p></span></li></ul><div =
style=3D'margin-left:.75in'><p class=3DMsoNormal =
style=3D'text-indent:-.25in;background:white'><span =
style=3D'font-family:"OpenSymbol","serif"'>=E2=97=A6</span><span =
style=3D'font-size:7.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<span=
 class=3Dapple-converted-space>&nbsp;</span></span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Called =E2=80=98Signaling=E2=80=99 in the workgroup =
=E2=80=93 =E2=80=9CI=E2=80=99m being attacked=E2=80=9D<span =
class=3Dapple-converted-space>&nbsp;</span></span><span =
style=3D'font-family:"Liberation =
Serif","serif"'><o:p></o:p></span></p></div></blockquote><div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p></div><div><p =
class=3DMsoNormal>[AM] While generally true, this summary appears to =
overlook the requirement that the signaling be operable, to the maximum =
degree possible, under attack conditions. In particular, the signaling =
must be robust and operable despite high rates of packet loss e.g. over =
a link congested with volumetric attack traffic, and must not fragment =
messages sent over the DOTS signal channel. For that reason the WG =
settled on the requirement that DOTS signaling use a connectionless =
protocol with a sub-MTU message size when calling for help. I=E2=80=99m =
not aware of a UDP-based NETCONF, though I freely admit I may have =
overlooked it.<span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'> </span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p></div><div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p></div><div><p =
class=3DMsoNormal>The RESTCONF over QUIC work you mention below might be =
made to meet those requirements, but QUIC is also by design a reliable =
transport. However, it=E2=80=99s my personal opinion that a =
request/response convention is not the best option for the SOS =
signaling, given the significantly increased probability that server =
responses will be lost when the inbound link is congested with attack =
traffic.<span style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'><o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>Sue: If you really want to design UDP based transport that RESTCONF =
goes over =E2=80=93 I will applaud and help this.=C2=A0 What I am =
concern about is replicating the application level instrumentation=C2=A0 =
(publication streams, configuration setting).=C2=A0 You also may =
consider a binary encoding (CBOR (?))&gt; =
<o:p></o:p></span></p></div><div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p></div><div><p =
class=3DMsoNormal>For that reason, draft-teague-dots-protocol-00 =
decouples DOTS signal channel messaging from the request/response model. =
The DOTS client instead calls for help by sustaining mitigation requests =
in its heartbeats, resembling an emergency beacon at intervals =
broadcasting the need for aid. The DOTS server uses its unidirectional =
heartbeats to return mitigation request status to the client. Loss in =
either direction is absorbed without retransmission, since the client is =
concerned merely with communicating the current need for mitigation =
(with associated scope and supplementary data), and the server is =
concerned solely with returning mitigation status to the client =
(including refusal to begin mitigation).<o:p></o:p></p></div><div><p =
class=3DMsoNormal><span =
style=3D'color:#1F497D'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>Sue:=C2=A0 What needs to clarified in your work is the transport =
(heart-beats, request/response, etc) =E2=80=93 versus the application =
functions (I=E2=80=99m attacked/mitigation, event services, application =
services0.=C2=A0 <o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'><o:p>&nbsp;</o:p></span></p></div><div><p class=3DMsoNormal>Once a =
DOTS server has enabled mitigation, ideally the data channel is =
available for reliable operations.<o:p></o:p></p></div><div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p></div><blockquote =
style=3D'margin-top:5.0pt;margin-bottom:5.0pt'><div><ul =
style=3D'margin-top:0in' type=3Ddisc><li class=3DMsoNormal =
style=3D'mso-list:l1 level1 lfo2'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Configuration Control</span><span =
style=3D'font-family:"Liberation =
Serif","serif"'><o:p></o:p></span></li></ul><div =
style=3D'margin-left:.75in'><p class=3DMsoNormal =
style=3D'text-indent:-.25in'><span =
style=3D'font-family:"OpenSymbol","serif"'>=E2=97=A6</span><span =
style=3D'font-size:7.0pt'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Called =E2=80=98Bulk Data=E2=80=99 in the =
workgroup</span><span style=3D'font-family:"Liberation =
Serif","serif"'><o:p></o:p></span></p></div></div></blockquote><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p></div><div><p =
class=3DMsoNormal>[AM] I=E2=80=99m certainly open to using existing =
standards here. I previously suggested RESTCONF as an option as far back =
as my original threat signaling requirements draft: &lt;<a =
href=3D"https://tools.ietf.org/html/draft-mortensen-threat-signaling-requ=
irements-00#section-4.1">https://tools.ietf.org/html/draft-mortensen-thre=
at-signaling-requirements-00#section-4.1</a>&gt;. The gRPC work =
Google=E2=80=99s bringing forward in &lt;<a =
href=3D"https://tools.ietf.org/html/draft-kumar-rtgwg-grpc-protocol-00">h=
ttps://tools.ietf.org/html/draft-kumar-rtgwg-grpc-protocol-00</a>&gt; is =
also worth a look, though it seems like there's a degree of overlap with =
NETCONF there. Not a surprise given gRPC=E2=80=99s use by =
OpenConfig.<o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'><o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>This is good news. I think we can work together to get a UDP =
transport for RESTCONF that fits the DOTS.=C2=A0 Bob and I drew up the =
SLSS work as an attempt to address some of these issues.=C2=A0=C2=A0 I =
think a bit of discussion at lunch today (Thursday) would be helpful. =
<o:p></o:p></span></p></div><div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p></div><div><p =
class=3DMsoNormal>andrew<o:p></o:p></p></div><div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p></div></div></div></body></html>
------=_NextPart_000_018A_01D24032.78A18740--


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From: "Teague, Nik" <nteague@verisign.com>
To: Susan Hares <shares@ndzh.com>, "'Roland Dobbins'" <rdobbins@arbor.net>, "dots@ietf.org" <dots@ietf.org>
Thread-Topic: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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Date: Wed, 16 Nov 2016 22:58:19 +0000
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Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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Subject: Re: [Dots] FW: Why is DOTS not using NETCONF/RESTCONF for management functions
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Tiru:=20

=20

I=E2=80=99m digging into the COAP protocol as it seems to really fit =
this constrained environment.   Is there any drafts on applying this to =
DOTS?=20

=20

Sue=20

=20

From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Tirumaleswar =
Reddy (tireddy)
Sent: Wednesday, November 16, 2016 1:08 AM
To: Susan Hares; dots@ietf.org
Subject: Re: [Dots] FW: Why is DOTS not using NETCONF/RESTCONF for =
management functions

=20

COAP not only runs on UDP but also on TCP =
https://tools.ietf.org/html/draft-ietf-core-coap-tcp-tls-05, DOTS =
signaling channel needs a protocol that can run over both UDP and TCP, =
compact message sizes, secure and should be able to successfully =
communicate with the DOTS server in constrained environment and run on =
devices constrained because of DDOS attacks.

=20

DOTS signaling channel can be used both during peace time (e.g. =
negotiate session signal configuration and during attack time (e.g. to =
request DDOS mitigation).=20

=20

You may want to look into the requirements for DOTS signal channel in =
https://tools.ietf.org/html/draft-ietf-dots-requirements-03.

=20

-Tiru

=20

From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Susan Hares
Sent: Tuesday, November 15, 2016 4:02 PM
To: dots@ietf.org
Cc: shares@ndzh.com
Subject: [Dots] FW: Why is DOTS not using NETCONF/RESTCONF for =
management functions

=20

=20

My question: Why is DOTS, SCAM, SECEVENT not using the same mechanisms =
for events, configuration control and telemetry data as NM/OPS with =
their own data models?=20

=C2=B7       This email walks through the DOTS drafts indicating which =
of the NM/OPS services could be used, and what data is being passed.=20

=C2=B7       What I found is that 95% of work is covered by NM/OPS with =
data models. =20

=20

This email is a description of this problem.  I will be submitting a =
draft regarding this point.=20

=20

Sue=20

=20

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

=20

The DOTS workgroup has defined three main messaging models:=20

=20

*	Actionable Event Alerting

=E2=97=A6     Called =E2=80=98Signaling=E2=80=99 in the workgroup =
=E2=80=93 =E2=80=9CI=E2=80=99m being attacked=E2=80=9D=20

*	Configuration Control

=E2=97=A6     Called =E2=80=98Bulk Data=E2=80=99 in the workgroup=20

*	Telemetry information=20

=E2=97=A6     Traffic  volumes, pipe capacity, mitigation efficacy, =
attack details=20

=20

IETF=E2=80=99s Network Management and Operations (NM/OPS) group has =
created similar mechanisms for sending events, configuration control, =
and telemetry which are data-model driven.  The IETF NM/OPS group use =
Yang to define these data models.  The data models can either support =
network configuration or configuration of security policy.   The =
protocols used by NM/OPS for events, publication of bulk data, and =
configuration are NETCONF and RESTCCONF.   IPFIX sends telemetry =
information.=20

=20

=20

NETCONF runs over TLS over TCP.  RESTCONF runs over HTTP 1.1 over TLS =
with X.509v3 certificates.  IPFIX runs over TLS and DTLS (with replay =
protection and anti-DOS stateless cookie mechanism).    NETCONF and =
RESTCONF can be encoded with XML data and JSON data.   RESTCONF MAY also =
be run over HTTP/2 or QUIC (work being done in the =
draft-ietf-netconf-restconf-notify drafts].   =
[draft-ietf-netconf-restconf-notify] =E2=80=93 indicates there can be =
TLS heartbeat used for NETCONF/RESTCONF notifications.  If the desire is =
to send the NETCONF/RESTCONF over google proto-bufs, other NM/OPS are =
considering this as well. RESTCONF and NETCONF meta data is encoded in =
JSON or XML.  RESTCONF has message caching, event streams, and the =
ability to subscribe to event notifications.  I2RS protocol extension to =
NETCONF require mutual authentication (RFC7589). =20

=20

The ODL open software supports NETCONF and RESTCONF with these features. =
 Cisco provides a CONFD software set (free for prototyping) that also =
support NETCONF/RESTCONF.=20

=20

My question: Why is DOTS, SCAM, SECEVENT not using the same mechanisms =
for events, configuration control and telemetry data as NM/OPS with =
their own data models?=20

=C2=B7       This email walks through the DOTS drafts indicating which =
of the NM/OPS services could be used, and what data is being passed.=20

=C2=B7       What I found is that 95% of work is covered by NM/OPS with =
data models. =20

=20

Why Do I Ask this question:  I2NSF is charter to provide management for =
network security functions. =20

=C2=B7       I2SNF is building off of the NETCONF/RESTCONF models.  It =
is important to know why DOTS is not using NM/OPS protocols + data =
models so the I2NSF and DOTS can cohabitate in the same security =
architecture.  =20

=20

High-level details:=20

=C2=B7       DOTS can be replaced by:=20

=C2=B7       NM/OPS - I2NSF using NETCONF or RESTCONF or IPFFIX=20

=C2=B7       Can do bulk data channel and telemetry by just adding data =
model=20

=C2=B7       Can do mitigate start/stop by using NETCONF/RESTCONF rpc =
mechanism=20

=C2=B7       Strong identities using 802.1AR (LDevID) used by =
ietf-netconf-zerotouch=20

                         [Bob notes that this may not be sufficiently =
secure for the DOTS environment.]=20

=C2=B7       Heart-beats via the TLS protocol (or TLS=20

=C2=B7       Publication of events streams for  telemetry=20

=C2=B7       Publication of  notification stream for key events=20

=20

=C2=B7       I2NSF has defined  data models and uses NETCONF /RESTCONF=20

o   registration interfaces

o   Capability data model =E2=80=93 with all the mitigation features=20

o   Management Interface between security controller and network =
security functions (NSF) =E2=80=93 firewalls, IPS/IDS, mitigation =
services,=20

o   Management interface between user and security controller.=20

=20

=C2=B7        I2NSF brings along the work from I2RS that extends Netconf =
and RESTCONF to have higher levels of security,  mutual authentication,  =
confidentiality, and data integrity.  =20

o   I2RS extensions may create a binary encoding of NETCONF and RESTCONF =
packets to increase speed.  CBOR may be a good choice [Sue=E2=80=99s =
note: I need to double check this point.]=20

o   I2RS upcoming work may use binary encoding or  protobufs. =20

=20

=C2=B7       I2NSF approach has fast implementation track =E2=80=93 4-5 =
student project for mitigation of attacks via firewall, DPI, and VoiP =
filtering accomplished with ODL Software on linux.=20

=20

 =20

What is different in DOTS work =20

=C2=B7       Use of IPv6 header option =E2=80=93 to get opportunistic =
security =20

Application heart-beats [Sue=E2=80=99s editorial note: Bob thinks I need =
more comments].=20

=C2=B7       Use of google protocol buffers=20

=C2=B7       Modified transport =E2=80=93 unclear exactly why CoAP or =
other protocols.=20


CoAP is UDP and Binary REST.

Sue =20


=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

=20

Summary of DOTS Protocols and Models=20

=20

draft-teague-dots-protocol-00- two types of messages:=20

=C2=B7       Signaling  data:

o   Client Message:  sequence number (current, last), ping time, =
mitigation-lists (active, requested, withdrawn) , session-config =
(loss-limit, lifetime, heart-beat interval) , extensions=20

o   Client Request =E2=80=93 sends (event ID, mitigation-requested, =
scope, lifetime) =20

o   DOTS Server: Server message:  sequence-number (current, last), =
request-heart-bit,  request-error, message-redirect (IPv4/IPV6) redirect =
target (port), MTU limit=20

o   DOTS Server Status message (event-id, mitigation-enable, drops =
(bytes_dropped, bps_dropped, pkts_dropped, pps_dropped), whitelist[n], =
filter-list[n]=20

=20

=C2=B7       Data channel: Send white-list, black-list, configuration, =
traffic-filter-management=20

=C2=B7       Mutual Authentication =E2=80=93 Like I2RS requires mutual =
authentication=20

=20

=C2=B7       NETCONF/NETCONF equivalent is:=20

o   Client message - RPC with reply

o   DOTS Server: Set-up of notify channel for subscription to =
server=E2=80=99s publication of datat (denoted as pub/sub in NETCONF)=20

                          [suggest the text]:=20

o   DOTS Server status: Pub/sub push of notification status on different =
stream

o   TLS - Heart-beat notification

o   Data Channel =E2=80=93 configuration of white lists, black list, =
policy and filters is what NETCONF get-config, edit-config, copy-config, =
delete-config =E2=80=93 was created to do this

o   RESTCONF =E2=80=93 Get , post, pathc, query,=20

=20

  Status : duplicate of NETCONF/RESTCONF work with different data model=20

=20

2) draft-reddy-dots-signal-channel-02

=C2=B7       Mitigation Requests:  POST, DELETE, GET, PUT=20

=C2=B7       Data Contents of mitigation policy  [sent by client]=20

o   PUT: (policy-id, target-ip, target-port, target-protocol, FQDN, URI, =
alias, lifetime)=20

o   Delete: (Policy-id)=20

=C2=B7       Client sends: GET: Dots-Signal, policy-id [0 means all]  =
(registration)=20

=C2=B7       Server responses:=20

o   Notification #1 (current state: mitigation in progress)=20

o   Notification #2 (mitigation complete)=20

o   Notification #3 (token stopped0

=20

     RESTCONF equivalent=20

=C2=B7       PUT or DELETE for policy lists=20

=C2=B7        Notification set-up=20

=C2=B7       Channel support =E2=80=93 heart beats, error loss ratio=20

=20

Status: Duplicate of RESTCONF work with different data model=20

=20

=20

3) draft-reddy-dots-data-channel=20

     =20

      What data:=20

        Provisioning policies:  (policy-id, alias, traffic-protocol, =
destination-protocol-port, destination-ip,=20

                           Alias1: FQDN, Alias2: URI,  Alias3:  E.164)

 =20

         Filtering rules:  policy-id, traffic-protocol, =
source-protocol-port, destination-ip, source-ip, lifetime,

                                  dscp, traffic-rate=20

 =20

         I2NSF equivalents:        =20

         I2NSF: Data mode has already demonstrated this working at =
IETF97 with=20

NETCONF/RESTCONf and a data model.

=20

          NETCONF/RESTCONF functionality:=20

          NETCONF: Get-config, edit-config for data odel=20

          RESTCONF:  PUT, GET, DELETE=20

  =20

   Status: Already implemented in I2NSF using NETCONF/RESTCONF=20

=20

=20

4) dots-fu-dots-ipfix-extension-01=20

=20

            What type of signaling:  Telemetry=20

            What protocol:  IPFIX/PSAMP=20

            What data: upstream counters, fragment statistics, response =
time (server, client, session),

            What extension to IPFIX: =20

=C2=B7       New Flow End reason error=20

=C2=B7       New IE status for tracking  to: =20

o   Detect ICMP reflection attack=20

o   Detect Fragment attack=20

o   Detect slowloris attack=20

o   Detect out-of-order packet attack=20

=20

Status:  IPFIX Extended with data and error reports=20

Comment: Kudos to authors for maximizing re-use of protocols=20

=20

5) nishizuka-dots-inter-domain-mechanism

=20

            Why:  DOTS client in different organization from DOTS server =


             Why automatic:  Timeliness of responding to DDoS attacks

            Architecture:=20

                                                             Customer =
(DOTS client)=20

                                                                   /

                                                        =
Dots-server---dots-client

                        Attack-detector=E2=80=94controller=20

                                                          |----------  =
Mitigator (NSF device)

=20

              Groups of these are in different domain=20

=20

What is needed:  confidentiality, integrity, authenticity

              Provisioning=20

=C2=B7       Mechanism: POST=20

=C2=B7       Data:=20

=C2=B7       Registration:=20

o   Registration data: customer-name, IP version, protected zone (index, =
need-alias, ipv4-cider, ipv6-address, BGP-route, SIP-URI, E164_number, =
DNS), protected-port, protected-protocol, counter-measures, =
tunnel-information, next-hop. Security-profile (TLS, DTLS, COAP)

o   White-list (name, sequence number, source-ip, destination-ip, =
protocol, length, TTL, DSCP, ip_flags, tcp-flags)=20

o   Black-list (name, sequence-number, source-ip, destination-ip, =
source-port, destination-port, protocol, length, TTL, DSCP, ip_flags, =
tcp-flags),=20

=C2=B7       Registration-response:

o   Data: Customer-name, customer-id, alias_of_mitigation-address =
(index, string), security_profile, access-token, thresholds_bps, =
thresdhold_pps, duration, capable_attack_type, registration_time, =
mitigation_time)=20

=20

=C2=B7       Registration: Cancelled=20

=20

Signaling stage: =20

=C2=B7       Mitigation request Mechanism: POST

=C2=B7       Mitigation request data: version, type, alert-id, =
sender-id, sender-asn, mitigation-action, lifetime, max_bandwidth, =
packet-header (dst_ip, alias, dst-ports, src-ips, src-ports, protocols, =
tcp_flags,  fragment, pkt_len, icmp_type, icmp_code, DSCP, TTL, current =
throughput (bps, pps), peak_throughputs (bps, pps), average_throughputs =
(bps, pps), info (attack_types, started, ongoing, severity, direction, =
health), vendor (name, version, payload(offset, content, hash)=20

=C2=B7       Mitigation efficacy data:  version, alert-id, send-id, =
sender-asn, attack_status, health=20

=C2=B7       Mitigation termination:  version, alert_id, sender_id, =
sender_asn=20

=C2=B7       Heart_beat: (version, send_id, sender_asn)=20

=20

            I2NSF equivalent:=20

=C2=B7       inter-cloud DDOS API

=C2=B7        inter-cloud DDOS Yang Data Model=20

=C2=B7       Capability Yang data model with I2NSF interface=20

=C2=B7       RESTCONF =E2=80=93 POST, PUT, Notification service=20

=20

I2NSF uses I2RS protocol security requirements=20

=20

            [draft-i2rs-protocol-security-requirements] which require:

=C2=B7       Mutual authentication,=20

=C2=B7       Peer identity validation,=20

=C2=B7       confidentiality, data integrity, authentication, and replay =
protection=20

=C2=B7       role-based security=20

=20

 6) draft-mortensen-dots-over-udp-00=20

=20

Protocol: [draft-teague-dots-protocol]=20

What it does:=20

=C2=B7       provisioning: configuration to DOTS server via DNS SRV=20

=C2=B7       Signaling:  - I=E2=80=99m being attacked/mitigation

=C2=B7       Data channel: Lots of status

=20

How: Is this secured?=20

=C2=B7       provisioning =E2=80=93 DOTS clients with keying material=20

o   Enrollment over secure transport (private-key and certificate)=20

=C2=B7       Signaling:

o   DOTS over UDP =E2=80=93 [drat-rescolra-tls-dtls13]=20

=C2=A7  First insecure, then Pre-shared keys (PSKS)=20

=C2=A7  If no pre-shared keys, full DTLS handshake=20

o   Messages:=20

=C2=A7  Heart-beat =E2=80=93 DOTS protocol heart beats

=C2=A7  DTLS alerts can disconnect =20

=C2=B7       Data Channel =E2=80=93 TLS=20

=20

Status: =20

=C2=B7       Similar to: RESTCONF or NETCONF features (see #1)=20

o   Rpc/reply=20

o   Edit-config (NETCONF) or PUT or PATCH (RESTCONF) =20

=C2=B7       What is new: Keying concepts=20

=20

=20

7) draft-francois-dots-ipv6-signal-option =20

=C2=B7       What: Encode DOTS signal in IPv6 Hop-by-hop header option =
(with no data)=20

=20

=C2=B7       Data:  option-type, option-length, DOTS-signal attribute1, =
DOTS-signal attribute2, DOTS-Signal Attribute [3]  =E2=80=A6 DOTS Signal =
attribute[n]=20

Attribute data:  (TTL, Flag (tcp/upd), host, port, policy-id, target-ip, =
target-port, target-protocol, lifetime)

=C2=B7       Configuration:=20

o   Set of filters over IPv6 packet headers=20

o   Ratio of packets checked=20

o   Timeout

=C2=B7       How to process: DOTS capable router, gateway or server.=20

=20

Status:  new concept of opportunistic processing of DOTS=20

=C2=B7       Means integration with router, gateway, and server in =
seamless way with I2NSF, I2RS, and NETCONF/RESTCONF is necessary

=20

8) draft-doron-dots-telemetry:=20

=20

=C2=B7       Protocol:  ready-dots-signaling-channel, =
nishizuka-dots-inter-domain-mechanism

=20

=C2=B7       Pre-mitigation data:   baseline total traffic (pps, bps), =
total attack traffic volume (pps, bps), attack details (vendor, version, =
attack-id, attack-name, attack-severity, extension), total pipe =
capacity,  list of authenticated source-ids.

=C2=B7       Client-to-Server =E2=80=93 Telemetry attribute:  baseline =
total traffic (pps, bps), total attack traffic volume (pps, bps), =
Mitigation efficacy factor (clean traffic/normal traffic), attack =
details (vendor, version, attack-id, attack-name, attack-severity, =
extension=20

=C2=B7       Server to client =E2=80=93 Telemetry attribute: Signal =
counter measure=20

=20

Comparison with NM/OPS:

=C2=B7       Telemetry =E2=80=93 can be done with IPFIX or =
Publication/Subscription streams from NETCONF and RESTCONF.=20

=C2=B7       Pre-mitigation data, Client-server Telemetry attribute, and =
Server to Client =E2=80=93 can be replaced by a data model=20

=20

9) draft-andreasen-dots-info-data-model =E2=80=93 Distributed DOS =
Open-Threat signaling IM and DM=20

=20

=C2=B7       Protocol:  New protocol

o   Signal Channel:  Open/Close/Redirect signal channel, Request status, =
Status update, Request Mitigation, Stop mitigation=20

o   Data Channel:  Open/Close/Redirect data channel, Send Data=20

o   Information Elements=20

=C2=A7  Protocol version, attack target, Agent-ID

=C2=A7  Blacklist, whitelist,

=C2=A7  Attack telemetry

=C2=A7  Mitigator feedback, Mitigation efficacy, Mitigation scope, =
Mitigation Scope Conflict, Mitigation duration=20

=C2=A7  Resource group alias

=C2=A7  Peer health=20

=C2=A7  Filters

=C2=A7  Filter-actions=20

=C2=A7  Acceptable signal lossinesss

=C2=A7  Heartbeat interval=20

=C2=A7  Extension=20

=20

Comparison with NETCONF/RESTCONF=20

o   Signal channel

=C2=A7  Can use rpc/rpc-reply to enact with action of signal channel=20

=C2=A7  Request mitigation/ Stop mitigation =E2=80=93 is new feature, =
but it can be implemented as rpc =E2=80=93 since rpc/rpc-reply operates =
as new function=20

o   Data channel

=C2=A7  Configuration of protocol, blacklist, whitelist, filters =
filter-action, acceptable lossiness, heartbeat interval =E2=80=93 is =
normal work for NETCONF/RESTCONF based on a data model,=20

=C2=A7  Attack Telemetry =E2=80=93 is a normal part of the =
publication/subscription service

=C2=A7  Heart-beat is current in TLS for RESTCONF, but an application =
heartbeat could be added. =20

=20

Status: All of the features point to NETCONF or RESTCONF with specific =
data protocol.  IPFIX could also be used for telemetry. =20

=20

What=E2=80=99s new:  Mitigator is new, but the rpc/rpc-reply in RESTCONF =
or NETCONF should be able to provide this.=20

=20

=20

=20

10) strong identities [draft-moskowitz-dots-identities]=20

=20

            Purpose: Define 2 forms of strong identities=20

o   Form 1: X.509 LDevID =E2=80=93 defined in 802.1AR=20

=C2=A7  DOTS mitigation provider has PKI to issue LDevID certificates to =
customer=20

=C2=A7  Can be used by Netconf-zerotouch=20

o   Form 2: Raw public key: =20

=C2=A7  Type 1:  HIP [RFC7401] with HIP DNS Extension [RFC8005] to =
assert its HI to DOTS mitigation provider and use HIP to prove ownership =


=C2=A7  Type 2:  Use raw key defined in RFC7250, and use DANE [RFC6698] =
to validate TLS key=20

Problem space:=20

o   Context:  business relationship between customer and DDoS mitigation =
provider=20

=C2=A7  Type: long lived over persistent session.=20

=C2=A7  Can have trust identity from requesting provider back to attack =
customer.=20

o   Scope of trust:=20

=C2=A7  Web PKI has trust leakage challenge=20

=C2=A7  How can you assert trust

=C2=B7       Managing trust=20

o   802.1AR =E2=80=93 type types of certificate:=20

=C2=B7       IDevID =E2=80=93 installed in device (by signed by =
manufacturer=E2=80=99s CA)

=C2=B7       LDevid =E2=80=93 (locally significant Secure Device =
Identifier) =E2=80=93 signed by PKI appropriate to use. =20

=C2=A7  [ietf-netconf-zerotouch] =E2=80=93 uses trusted LDevID based on =
owner certification (IDevID)=20

o   Raw public key:  hierarchical HIP can provides infrastructure of Raw =
Public Keys=20

=20

Status:

=C2=B7       Strong trusted identities needed by NM/OPS as well as DOTS

=C2=B7        ietf-netconf-zerotouch uses 802.1AR  Ldevid =20

[Editorial: Bob states that zerotouch does not say LDevID =E2=80=93 so =
we need to work on this point]=20

=C2=B7       2nd  approach is Raw public keys + Hierarchical HIP =20

[Bob states:  For constrained or mobile device within the architecture]=20

=20


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<o:shapedefaults v:ext=3D"edit" spidmax=3D"1026" />
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<o:idmap v:ext=3D"edit" data=3D"1" />
</o:shapelayout></xml><![endif]--></head><body bgcolor=3Dwhite =
lang=3DEN-US link=3Dblue vlink=3Dpurple><div class=3DWordSection1><p =
class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>Tiru: <o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'><o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>I=E2=80=99m digging into the COAP protocol as it seems to really fit =
this constrained environment.=C2=A0=C2=A0 Is there any drafts on =
applying this to DOTS? <o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'><o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>Sue <o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'><o:p>&nbsp;</o:p></span></p><div><div =
style=3D'border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in =
0in 0in'><p class=3DMsoNormal><b><span =
style=3D'font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowt=
ext;mso-fareast-language:EN-US'>From:</span></b><span =
style=3D'font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowt=
ext;mso-fareast-language:EN-US'> Dots [mailto:dots-bounces@ietf.org] =
<b>On Behalf Of </b>Tirumaleswar Reddy (tireddy)<br><b>Sent:</b> =
Wednesday, November 16, 2016 1:08 AM<br><b>To:</b> Susan Hares; =
dots@ietf.org<br><b>Subject:</b> Re: [Dots] FW: Why is DOTS not using =
NETCONF/RESTCONF for management =
functions<o:p></o:p></span></p></div></div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D;mso-fareast-language:EN-US'>COAP not only runs on UDP but also on TCP =
<a =
href=3D"https://tools.ietf.org/html/draft-ietf-core-coap-tcp-tls-05">http=
s://tools.ietf.org/html/draft-ietf-core-coap-tcp-tls-05</a>, DOTS =
signaling channel needs a protocol that can run over both UDP and TCP, =
compact message sizes, secure and should be able to successfully =
communicate with the DOTS server in constrained environment and run on =
devices constrained because of DDOS attacks.<o:p></o:p></span></p><p =
class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D;mso-fareast-language:EN-US'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D;mso-fareast-language:EN-US'>DOTS signaling channel can be used both =
during peace time (e.g. negotiate session signal configuration and =
during attack time (e.g. to request DDOS mitigation). =
<o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D;mso-fareast-language:EN-US'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D;mso-fareast-language:EN-US'>You may want to look into the requirements =
for DOTS signal channel in <a =
href=3D"https://tools.ietf.org/html/draft-ietf-dots-requirements-03">http=
s://tools.ietf.org/html/draft-ietf-dots-requirements-03</a>.<o:p></o:p></=
span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D;mso-fareast-language:EN-US'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D;mso-fareast-language:EN-US'>-Tiru<o:p></o:p></span></p><p =
class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D;mso-fareast-language:EN-US'><o:p>&nbsp;</o:p></span></p><div =
style=3D'border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in =
4.0pt'><div><div style=3D'border:none;border-top:solid #E1E1E1 =
1.0pt;padding:3.0pt 0in 0in 0in'><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:window=
text;mso-fareast-language:EN-US'>From:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:window=
text;mso-fareast-language:EN-US'> Dots [<a =
href=3D"mailto:dots-bounces@ietf.org">mailto:dots-bounces@ietf.org</a>] =
<b>On Behalf Of </b>Susan Hares<br><b>Sent:</b> Tuesday, November 15, =
2016 4:02 PM<br><b>To:</b> <a =
href=3D"mailto:dots@ietf.org">dots@ietf.org</a><br><b>Cc:</b> <a =
href=3D"mailto:shares@ndzh.com">shares@ndzh.com</a><br><b>Subject:</b> =
[Dots] FW: Why is DOTS not using NETCONF/RESTCONF for management =
functions<o:p></o:p></span></p></div></div><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p =
class=3DMsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>My question: </span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Why is DOTS, SCAM, SECEVENT not using the same =
mechanisms for events, configuration control and telemetry data as =
NM/OPS with their own data models? </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>This email walks through the DOTS drafts indicating =
which of the NM/OPS services could be used, and what data is being =
passed. </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'margin-right:.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>What I found is that 95% of work is covered by NM/OPS =
with data models.&nbsp; </span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'mso-margin-top-alt:5.0pt;margin-right:1.0in;margin-bottom:5.0pt;=
margin-left:0in'><o:p>&nbsp;</o:p></p><p class=3DMsoNormal =
style=3D'mso-margin-top-alt:5.0pt;margin-right:1.0in;margin-bottom:5.0pt;=
margin-left:0in'>This email is a description of this problem.&nbsp; I =
will be submitting a draft regarding this point. <o:p></o:p></p><p =
class=3DMsoNormal =
style=3D'mso-margin-top-alt:5.0pt;margin-right:1.0in;margin-bottom:5.0pt;=
margin-left:0in'><o:p>&nbsp;</o:p></p><p class=3DMsoNormal =
style=3D'mso-margin-top-alt:5.0pt;margin-right:1.0in;margin-bottom:5.0pt;=
margin-left:0in'>Sue <o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-right:.5in'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoNormal style=3D'margin-right:.5in'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif";color:#1F497D'>=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D<o:p></o:p=
></span></p><p class=3DMsoNormal style=3D'margin-right:.5in'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoNormal style=3D'margin-right:.5in'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>The DOTS workgroup has defined </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif";color:#1F497D'>three</span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'> main messaging models:&nbsp;</span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><ul style=3D'margin-top:0in' =
type=3Ddisc><li class=3DMsoNormal style=3D'mso-list:l1 level1 =
lfo1'><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Actionable Event Alerting</span><o:p></o:p></li></ul><p =
class=3DMsoNormal style=3D'margin-left:.75in;text-indent:-.25in'><span =
style=3D'font-family:"OpenSymbol","serif"'>=E2=97=A6</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Called =E2=80=98Signaling=E2=80=99 in the workgroup =
=E2=80=93 =E2=80=9CI=E2=80=99m being attacked=E2=80=9D =
</span><o:p></o:p></p><ul style=3D'margin-top:0in' type=3Ddisc><li =
class=3DMsoNormal style=3D'mso-list:l2 level1 lfo2'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Configuration Control</span><o:p></o:p></li></ul><p =
class=3DMsoNormal style=3D'margin-left:.75in;text-indent:-.25in'><span =
style=3D'font-family:"OpenSymbol","serif"'>=E2=97=A6</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Called =E2=80=98Bulk Data=E2=80=99 in the workgroup =
</span><o:p></o:p></p><ul style=3D'margin-top:0in' type=3Ddisc><li =
class=3DMsoNormal style=3D'mso-list:l0 level1 lfo3'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Telemetry information </span><o:p></o:p></li></ul><p =
class=3DMsoNormal style=3D'margin-left:.75in;text-indent:-.25in'><span =
style=3D'font-family:"OpenSymbol","serif"'>=E2=97=A6</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Traffic&nbsp; volumes, pipe capacity, mitigation =
efficacy, attack details </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>IETF=E2=80=99s Network Management and Operations =
(NM/OPS) group has created similar mechanisms for sending events, =
configuration control, and telemetry which are data-model driven.&nbsp; =
The IETF NM/OPS group use Yang to define these data models.&nbsp; The =
data models can either support network configuration or configuration of =
security policy.&nbsp;&nbsp; The protocols used by NM/OPS for events, =
publication of bulk data, and configuration are NETCONF and =
RESTCCONF.&nbsp;&nbsp; IPFIX sends telemetry information. =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-family:"Times New =
Roman","serif";mso-fareast-language:EN-US'><o:p>&nbsp;</o:p></span></p><p=
 class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>NETCONF runs over TLS over TCP.&nbsp; RESTCONF =
runs over HTTP 1.1 over TLS with X.509v3 certificates.&nbsp; IPFIX runs =
over TLS and DTLS (with replay protection and anti-DOS stateless cookie =
mechanism).&nbsp;&nbsp;&nbsp; NETCONF and RESTCONF can be encoded with =
XML data and JSON data.&nbsp;&nbsp; RESTCONF MAY also be run over HTTP/2 =
or QUIC (work being done in the draft-ietf-netconf-restconf-notify =
drafts].&nbsp;&nbsp; [draft-ietf-netconf-restconf-notify] =E2=80=93 =
indicates there can be TLS heartbeat used for NETCONF/RESTCONF =
notifications.&nbsp; If the desire is to send the NETCONF/RESTCONF over =
google proto-bufs, other NM/OPS are considering this as well. =
</span><span style=3D'color:#1F497D'>R</span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>ESTCONF and NETCONF meta data is encoded in JSON or =
XML.&nbsp; RESTCONF has message caching, event streams, and the ability =
to subscribe to event notifications. &nbsp;I2RS protocol extension to =
NETCONF require mutual authentication</span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif";color:#1F497D'> (RFC7589).&nbsp; </span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>The ODL open software supports NETCONF and RESTCONF with =
these features.&nbsp; Cisco provides a CONFD software set (free for =
prototyping) that also support NETCONF/RESTCONF. =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , serif","serif"'>My question: </span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Why is DOTS, SCAM, SECEVENT not using the same =
mechanisms for events, configuration control and telemetry data as =
NM/OPS with their own data models? </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>This email walks through the DOTS drafts indicating =
which of the NM/OPS services could be used, and what data is being =
passed. </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>What I found is that 95% of work is covered by NM/OPS =
with data models.&nbsp; </span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , serif","serif"'>Why Do I Ask this question:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp; I2NSF is charter to provide management for =
network security functions.&nbsp; </span><o:p></o:p></p><p =
class=3DMsoListParagraph style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>I2SNF is building off of the NETCONF/RESTCONF =
models.&nbsp; It is important to know why DOTS is not using NM/OPS =
protocols + data models so the I2NSF and DOTS can cohabitate in the same =
security architecture. &nbsp;&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , serif","serif"'>High-level details: =
</span><o:p></o:p></b></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:.25in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>DOTS can be replaced by: </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>NM/OPS - I2NSF using NETCONF or RESTCONF or IPFFIX =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Can do bulk data channel and telemetry by just adding =
data model </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Can do mitigate start/stop by using NETCONF/RESTCONF rpc =
mechanism </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Strong identities using 802.1AR (LDevID) used by =
ietf-netconf-zerotouch </span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;[Bob notes that this may not be sufficiently secure for the DOTS =
environment.] <o:p></o:p></span></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol;color:#1F497D'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif";color:#1F497D'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Heart-beats via the TLS protocol </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif";color:#1F497D'>(or TLS </span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpMiddle style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Publication of events streams for&nbsp; telemetry =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Publication of&nbsp; notification stream for key events =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>I2NSF has defined&nbsp; data models and uses NETCONF =
/RESTCONF </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>registration interfaces</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Capability data model =E2=80=93 with all the mitigation =
features </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Management Interface between security controller and =
network security functions (NSF) =E2=80=93 firewalls, IPS/IDS, =
mitigation services, </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Management interface between user and security =
controller. </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;I2NSF brings along the work from I2RS that extends =
Netconf and RESTCONF to have higher levels of security,&nbsp; mutual =
authentication,&nbsp; confidentiality, and data integrity.&nbsp;&nbsp; =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'mso-margin-top-alt:0in;margin-right:0in;margin-bottom:12.0pt;mar=
gin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New";color:#1F497D'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif";color:#1F497D'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>I2RS extensions may create a binary encoding of NETCONF =
and RESTCONF packets to increase speed</span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif";color:#1F497D'>.&nbsp; CBOR may be a good choice =
[Sue=E2=80=99s note: I need to double check this point.] </span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>I2RS upcoming work may use binary encoding or =
&nbsp;protobufs.&nbsp; </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>I2NSF approach has fast implementation track =E2=80=93 =
4-5 student project for mitigation of attacks via firewall, DPI, and =
VoiP filtering accomplished with ODL Software on linux. =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:1.0in;mso-add-space:auto'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp; </span><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , serif","serif"'>What is different in DOTS work&nbsp; =
</span></b><o:p></o:p></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Use of IPv6 header option =E2=80=93 to get opportunistic =
security</span><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif";color:#1F497D'> </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Application heart-beats </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif";color:#1F497D'>[Sue=E2=80=99s editorial note: Bob thinks =
I need more comments]. </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Use of google protocol buffers </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Modified transport =E2=80=93 unclear exactly why CoAP or =
other protocols. </span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-bottom:12.0pt'><span style=3D'font-family:"Times New =
Roman","serif";mso-fareast-language:EN-US'><br>CoAP is UDP and Binary =
REST.</span><span style=3D'font-family:"Times New =
Roman","serif";color:#1F497D;mso-fareast-language:EN-US'><o:p></o:p></spa=
n></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Sue &nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , =
serif","serif"'><br>=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D</span></b=
><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span></b><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , serif","serif"'>Summary of DOTS Protocols and Models =
</span></b><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>draft-teague-dots-protocol-00- two types of messages: =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Signaling&nbsp; data</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>:</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Client</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'> Message:&nbsp; sequence number (current, last), ping =
time, mitigation-lists (active, requested, withdrawn) , session-config =
(loss-limit, lifetime, heart-beat interval) , extensions =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Client Request =E2=80=93</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'> sends (event ID, mitigation-requested, scope, =
lifetime)&nbsp; </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>DOTS Server: </span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Server message:&nbsp; sequence-number (current, last), =
request-heart-bit,&nbsp; request-error, message-redirect (IPv4/IPV6) =
redirect target (port), MTU limit </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>DOTS Server Status message</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'> (event-id, mitigation-enable, drops (bytes_dropped, =
bps_dropped, pkts_dropped, pps_dropped), whitelist[n], filter-list[n] =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Data channel: </span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Send white-list, black-list, configuration, =
traffic-filter-management </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Mutual Authentication</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'> =E2=80=93 Like I2RS requires mutual authentication =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>NETCONF/NETCONF equivalent is: =
</span></b><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Client message - RPC with reply</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New";color:#1F497D'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif";color:#1F497D'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>DOTS Server: Set-up of notify channel for subscription =
to server=E2=80=99s publication of datat (denoted as pub/sub in =
NETCONF</span><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif";color:#1F497D'>) </span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;[suggest the text]: <o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>DOTS Server status: Pub/sub push of notification status =
on different stream</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>TLS - Heart-beat notification</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Data Channel =E2=80=93 configuration of white lists, =
black list, policy and filters is what NETCONF get-config, edit-config, =
copy-config, delete-config =E2=80=93 was created to do =
this</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>RESTCONF =E2=80=93 Get , post, pathc, query, =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , serif","serif"'>&nbsp; Status : </span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>duplicate of NETCONF/RESTCONF work with different data =
model </span><o:p></o:p></p><p class=3DMsoListParagraph =
style=3D'margin-left:1.0in;mso-add-space:auto'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , serif","serif"'>2) =
draft-reddy-dots-signal-channel-02</span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Mitigation Requests:&nbsp; POST, DELETE, GET, PUT =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Data Contents of mitigation policy</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp; [sent by client] </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>PUT: (policy-id, target-ip, target-port, =
target-protocol, FQDN, URI, alias, lifetime) </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Delete: (Policy-id) </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Client sends</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>: GET: Dots-Signal, policy-id [0 means all]&nbsp; =
(registration) </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Server responses: </span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Notification #1 (current state: mitigation in progress) =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Notification #2 (mitigation complete) =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Notification #3 (token stopped0</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp; <b>RESTCONF equivalent =
</b></span><o:p></o:p></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>PUT or DELETE for policy lists </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;Notification set-up </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Channel support</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'> =E2=80=93 heart beats, error loss ratio =
</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:.25in'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:.25in'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Status:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'> Duplicate of RESTCONF work with different data model =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , serif","serif"'>3) draft-reddy-dots-data-channel =
</span></b><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;</span></b><o:p></o:p=
></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>What data: =
</b></span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Provision=
ing policies:&nbsp; (policy-id, alias, traffic-protocol, =
destination-protocol-port, destination-ip, </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Alias1: FQDN, Alias2: URI,&nbsp; =
Alias3:&nbsp; E.164)</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp; </span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Fil=
tering rules:&nbsp; policy-id, traffic-protocol, source-protocol-port, =
destination-ip, source-ip, lifetime,</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
dscp, traffic-rate </span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<b>=
I2NSF equivalents:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</b></span><span style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
<b>I2NSF:</b> Data mode has already demonstrated this working at IETF97 =
with </span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt;text-indent:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>NETCONF/RESTCONf and a data =
model.</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
<b>NETCONF/RESTCONF functionality: </b></span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;NETCONF: Get-config, edit-config for data odel =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;RESTCONF:&nbsp; PUT, GET, DELETE </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;&nbsp;&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;&nbsp;&nbsp;<b>Status:</b> Already =
implemented in I2NSF using NETCONF/RESTCONF </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , serif","serif"'>4) dots-fu-dots-ipfix-extension-01 =
</span></b><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp; <b>What type of signaling:</b>&nbsp; Telemetry =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp; <b>What protocol:</b>&nbsp; IPFIX/PSAMP =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp; <b>What data:</b> upstream counters, fragment statistics, =
response time (server, client, session),</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp; <b>What extension to IPFIX:&nbsp; </b></span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>New Flow End reason error </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>New IE status for tracking&nbsp; to:&nbsp; =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Detect ICMP reflection attack </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Detect Fragment attack </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Detect slowloris attack </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Detect out-of-order packet attack =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Status:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp; IPFIX Extended with data and error reports =
</span><span style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoNormal style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Comment:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'> Kudos to authors for maximizing re-use of protocols =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , serif","serif"'>5) =
nishizuka-dots-inter-domain-mechanism</span></b><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp; <b>Why:</b>&nbsp; DOTS client in different organization from =
DOTS server </span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp; &nbsp;<b>Why automatic:</b>&nbsp; Timeliness of responding to =
DDoS attacks</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp; Architecture: </span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp;&nbsp;Customer (DOTS client) </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;/</span><o:p></o:p><=
/p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;=
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
Dots-server---dots-client</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp; Attack-detector=E2=80=94controller </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp; =
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;|----------&nbsp=
; Mitigator (NSF device)</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp; &nbsp; Groups of these are in different domain =
</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>What is needed:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp; confidentiality, integrity, =
authenticity</span><o:p></o:p></p><p class=3DMsoNormal><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;&nbsp;&nbsp; Provisioning </span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:71.35pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Mechanism: POST </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:71.35pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Data: </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:71.35pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Registration: </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:107.35pt;mso-add-space:auto;text-indent:-.25in'><spa=
n style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Registration data: customer-name, IP version, protected =
zone (index, need-alias, ipv4-cider, ipv6-address, BGP-route, SIP-URI, =
E164_number, DNS), protected-port, protected-protocol, counter-measures, =
tunnel-information, next-hop. Security-profile (TLS, DTLS, =
COAP)</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:107.35pt;mso-add-space:auto;text-indent:-.25in'><spa=
n style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>White-list (name, sequence number, source-ip, =
destination-ip, protocol, length, TTL, DSCP, ip_flags, tcp-flags) =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:107.35pt;mso-add-space:auto;text-indent:-.25in'><spa=
n style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Black-list (name, sequence-number, source-ip, =
destination-ip, source-port, destination-port, protocol, length, TTL, =
DSCP, ip_flags, tcp-flags), </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:71.35pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Registration-response:</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:107.35pt;mso-add-space:auto;text-indent:-.25in'><spa=
n style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Data: Customer-name, customer-id, =
alias_of_mitigation-address (index, string), security_profile, =
access-token, thresholds_bps, thresdhold_pps, duration, =
capable_attack_type, registration_time, mitigation_time) =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:107.35pt;mso-add-space:auto'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:71.35pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Registration: Cancelled </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Signaling stage:&nbsp; </span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:71.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Mitigation request Mechanism: =
POST</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:71.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Mitigation request data: version, type, alert-id, =
sender-id, sender-asn, mitigation-action, lifetime, max_bandwidth, =
packet-header (dst_ip, alias, dst-ports, src-ips, src-ports, protocols, =
tcp_flags,&nbsp; fragment, pkt_len, icmp_type, icmp_code, DSCP, TTL, =
current throughput (bps, pps), peak_throughputs (bps, pps), =
average_throughputs (bps, pps), info (attack_types, started, ongoing, =
severity, direction, health), vendor (name, version, payload(offset, =
content, hash) </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:71.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Mitigation efficacy data:&nbsp; version, alert-id, =
send-id, sender-asn, attack_status, health </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:71.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Mitigation termination:&nbsp; version, alert_id, =
sender_id, sender_asn </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:71.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Heart_beat: (version, send_id, sender_asn) =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp; <b>I2NSF equivalent: </b></span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>inter-cloud DDOS API</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;inter-cloud DDOS Yang Data Model =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Capability Yang data model with I2NSF interface =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>RESTCONF =E2=80=93 POST, PUT, Notification service =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>I2NSF uses I2RS protocol security requirements =
</span></b><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp; [draft-i2rs-protocol-security-requirements] which =
require:</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Mutual authentication, </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Peer identity validation, </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>confidentiality, data integrity, authentication, and =
replay protection </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>role-based security </span><o:p></o:p></p><p =
class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'><o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;<b>6) draft-mortensen-dots-over-udp-00 =
</b></span><span style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'text-indent:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Protocol: [draft-teague-dots-protocol] =
</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'text-indent:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>What it does: </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>provisioning:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'> configuration to DOTS server via DNS SRV =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Signaling:&nbsp; - I=E2=80=99m being =
attacked/mitigation</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Data channel: Lots of status</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>How: Is this secured? </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>provisioning =E2=80=93 DOTS clients with keying material =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Enrollment over secure transport (private-key and =
certificate) </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Signaling:</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>DOTS over UDP =E2=80=93 [drat-rescolra-tls-dtls13] =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:125.45pt;mso-add-space:auto;text-indent:-.25in'><spa=
n style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>First insecure, then Pre-shared keys (PSKS) =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:125.45pt;mso-add-space:auto;text-indent:-.25in'><spa=
n style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>If no pre-shared keys, full DTLS handshake =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Messages: </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:125.45pt;mso-add-space:auto;text-indent:-.25in'><spa=
n style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Heart-beat =E2=80=93 DOTS protocol heart =
beats</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:125.45pt;mso-add-space:auto;text-indent:-.25in'><spa=
n style=3D'font-family:Wingdings;color:#1F497D'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif";color:#1F497D'>&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>DTLS alerts can disconnect &nbsp;</span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Data Channel =E2=80=93 TLS </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Status:&nbsp; </span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Similar to: RESTCONF or NETCONF features (see #1) =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Rpc/reply </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:89.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:"Courier New";color:#1F497D'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif";color:#1F497D'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Edit-config (NETCONF) or PUT or PATCH (RESTCONF) =
&nbsp;</span><span style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>What is new: Keying concepts </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , serif","serif"'>7) =
draft-francois-dots-ipv6-signal-option&nbsp; =
</span></b><o:p></o:p></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>What: Encode DOTS signal in IPv6 Hop-by-hop header =
option (with no data) </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Data:&nbsp; option-type, option-length, DOTS-signal =
attribute1, DOTS-signal attribute2, DOTS-Signal Attribute [3]&nbsp; =
=E2=80=A6 DOTS Signal attribute[n] </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Attribute data:&nbsp; (TTL, Flag (tcp/upd), host, port, =
policy-id, target-ip, target-port, target-protocol, =
lifetime)</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Configuration: </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Set of filters over IPv6 packet headers =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Ratio of packets checked </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Timeout</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>How to process: DOTS capable router, gateway or server. =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:.25in'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Status:&nbsp; new concept of opportunistic processing of =
DOTS </span><o:p></o:p></p><p class=3DMsoListParagraph =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Means integration with router, gateway, and server in =
seamless way with I2NSF, I2RS, and NETCONF/RESTCONF is =
necessary</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>8) draft-doron-dots-telemetry: </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraph =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Protocol:&nbsp; </span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>ready-dots-signaling-channel, =
nishizuka-dots-inter-domain-mechanism</span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Symbol;color:#1F497D'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif";color:#1F497D'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span><b><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Pre-mitigation data:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;&nbsp; baseline total traffic (pps, bps), total =
attack traffic volume (pps, bps), attack details (vendor, version, =
attack-id, attack-name, attack-severity, extension), total pipe =
capacity,&nbsp; list of authenticated source-ids.</span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Symbol;color:#1F497D'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif";color:#1F497D'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; =
</span><b><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Client-to-Server =E2=80=93 Telemetry =
attribute</span></b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , serif","serif"'>:&nbsp; baseline total traffic (pps, bps), =
total attack traffic volume (pps, bps), Mitigation efficacy factor =
(clean traffic/normal traffic), attack details (vendor, version, =
attack-id, attack-name, attack-severity, extension&nbsp;</span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:.75in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Server to client =E2=80=93 Telemetry attribute: =
</span></b><span style=3D'font-size:11.0pt;font-family:"Times New Roman =
, serif","serif"'>Signal counter measure<b> </b></span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Comparison with NM/OPS:</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:71.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Telemetry =E2=80=93 can be done with IPFIX or =
Publication/Subscription streams from NETCONF and RESTCONF. =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:71.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Pre-mitigation data, Client-server Telemetry attribute, =
and Server to Client =E2=80=93 can be replaced by a data model =
</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>9) draft-andreasen-dots-info-data-model =E2=80=93 =
Distributed DOS Open-Threat signaling IM and DM </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst style=3D'text-indent:-.25in'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Protocol:&nbsp; New protocol</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Signal Channel</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>:&nbsp; Open/Close/Redirect signal channel, Request =
status, Status update, Request Mitigation, Stop mitigation =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Data Channel:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp; Open/Close/Redirect data channel, Send Data =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Information Elements </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Protocol version, attack target, =
Agent-ID</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Blacklist, whitelist,</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Attack telemetry</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Mitigator feedback, Mitigation efficacy, Mitigation =
scope, Mitigation Scope Conflict, Mitigation duration =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Resource group alias</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Peer health </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Filters</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Filter-actions </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Acceptable signal lossinesss</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Heartbeat interval </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Extension </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Comparison with NETCONF/RESTCONF =
</span></b><o:p></o:p></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Signal channel</span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Can use rpc/rpc-reply to enact with action of signal =
channel </span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Request mitigation/ Stop mitigation =E2=80=93 is new =
feature, but it can be implemented as rpc =E2=80=93 since rpc/rpc-reply =
operates as new function </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Data channel</span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><b><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Configuration of</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'> protocol, blacklist, whitelist, filters filter-action, =
acceptable lossiness, heartbeat interval =E2=80=93 is normal work for =
NETCONF/RESTCONF based on a data model, </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Attack Telemetry =E2=80=93 is a normal part of the =
publication/subscription service</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in'><span =
style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New Roman","serif"'>&nbsp; =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Heart-beat is current in TLS for RESTCONF, but an =
application heartbeat could be added.&nbsp; </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Status:</span></b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'> All of the features point to NETCONF or RESTCONF with =
specific data protocol.&nbsp; IPFIX could also be used for =
telemetry.&nbsp; </span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>What=E2=80=99s new:&nbsp; Mitigator is new, but the =
rpc/rpc-reply in RESTCONF or NETCONF should be able to provide this. =
</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , serif","serif"'>10) strong identities =
[draft-moskowitz-dots-identities] </span></b><o:p></o:p></p><p =
class=3DMsoNormal><b><span style=3D'font-size:11.0pt;font-family:"Times =
New Roman , serif","serif"'>&nbsp;</span></b><o:p></o:p></p><p =
class=3DMsoNormal style=3D'line-height:150%'><b><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, =
serif","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp; Purpose: </span></b><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>Define 2 forms of strong identities =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>Form 1: X.509 LDevID =E2=80=93 defined in 802.1AR =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>DOTS mitigation provider has PKI to issue LDevID =
certificates to customer </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>Can be used by Netconf-zerotouch =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>Form 2: Raw public key:&nbsp; </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>Type 1:&nbsp; HIP [RFC7401] with HIP DNS Extension =
[RFC8005] to assert its HI to DOTS mitigation provider and use HIP to =
prove ownership </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>Type 2:&nbsp; Use raw key defined in RFC7250, and use =
DANE [RFC6698] to validate TLS key </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle style=3D'line-height:150%'><b><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>Problem space: </span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>Context:&nbsp; business relationship between customer =
and DDoS mitigation provider </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>Type: long lived over persistent session. =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>Can have trust identity from requesting provider back =
to attack customer. </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>Scope of trust: </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span =
style=3D'font-family:Wingdings;color:#1F497D'>=C2=A7</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif";color:#1F497D'>&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>Web PKI has trust leakage challenge </span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span =
style=3D'font-family:Wingdings;color:#1F497D'>=C2=A7</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif";color:#1F497D'>&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>How can you assert tru</span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif";color:#1F497D'>st</span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'text-indent:-.25in;line-height:150%'><span =
style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><b><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>Managing trust </span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>802.1AR =E2=80=93 type types of certificate: =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:2.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>IDevID =E2=80=93 installed in device (by signed by =
manufacturer=E2=80=99s CA)</span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:2.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>LDevid =E2=80=93 (locally significant Secure Device =
Identifier) =E2=80=93 signed by PKI appropriate to use.&nbsp; =
</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpMiddle =
style=3D'margin-left:1.5in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span style=3D'font-family:Wingdings'>=C2=A7</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>[ietf-netconf-zerotouch] =E2=80=93 uses trusted LDevID =
based on owner certification (IDevID) </span><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:1.0in;mso-add-space:auto;text-indent:-.25in;line-hei=
ght:150%'><span style=3D'font-family:"Courier New"'>o</span><span =
style=3D'font-size:7.0pt;line-height:150%;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;line-height:150%;font-family:"Times New Roman =
, serif","serif"'>Raw public key:&nbsp; hierarchical HIP can provides =
infrastructure of Raw Public Keys </span><o:p></o:p></p><p =
class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Times New =
Roman , serif","serif"'>&nbsp;</span><o:p></o:p></p><p class=3DMsoNormal =
style=3D'margin-left:35.45pt'><b><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Status:</span></b><o:p></o:p></p><p =
class=3DMsoListParagraphCxSpFirst =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>Strong trusted identities needed by NM/OPS as well as =
DOTS</span><o:p></o:p></p><p class=3DMsoListParagraphCxSpLast =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>&nbsp;ietf-netconf-zerotouch uses 802.1AR&nbsp; Ldevid =
</span><span style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif";color:#1F497D'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal style=3D'text-indent:.5in'><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif";color:#1F497D'>[Editorial: Bob states that zerotouch does =
not say LDevID =E2=80=93 so we need to work on this point] </span><span =
style=3D'color:#1F497D'><o:p></o:p></span></p><p =
class=3DMsoListParagraph =
style=3D'margin-left:53.45pt;mso-add-space:auto;text-indent:-.25in'><span=
 style=3D'font-family:Symbol'>=C2=B7</span><span =
style=3D'font-size:7.0pt;font-family:"Times New =
Roman","serif"'>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif"'>2<sup>nd</sup>&nbsp; approach is Raw public keys + =
Hierarchical HIP </span><span =
style=3D'font-size:11.0pt;font-family:"Times New Roman , =
serif","serif";color:#1F497D'>&nbsp;</span><o:p></o:p></p><p =
class=3DMsoNormal style=3D'margin-left:35.45pt'><span =
style=3D'font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497=
D'>[Bob states:&nbsp; For constrained or mobile device within the =
architecture] <o:p></o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-family:"Times New =
Roman","serif";mso-fareast-language:EN-US'><o:p>&nbsp;</o:p></span></p></=
div></div></body></html>
------=_NextPart_000_0197_01D24032.ABA44E20--



From nobody Wed Nov 16 15:00:46 2016
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Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00
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Ehud:

Can you indicate what additional features the telemetry that you propose =
for
DOTS needs over the telemetry provided by IPFIX?=20

Sue=20

-----Original Message-----
From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Ehud Doron
Sent: Wednesday, November 16, 2016 11:31 AM
To: Roland Dobbins; dots; fandreas@cisco.com
Cc: Ehud Doron
Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00

Ronald, Flemming and all

Thanks for your comments.=20

I appreciate the standpoints you present in your comments, however I =
really
believe the DOTS WG must also look and consider others views of the
challenges DOTS has with regards to DOTS telemetry.  =20

No doubt that for the world of DDoS services the "security visibility" =
is a
major concern to both the anti-DoS service providers and consumers. In =
all
cases where the DOTS Client will be implemented in an organizations with =
a
sustainable SOC/NOC teams, the ability to have "customer portal" with
visibility into the on-going attacks is a critical part of the service.
Likewise, anti-DoS service providers need visibility into their =
customers
view on the on-going attacks and other sort of views relates to the =
service
and its fulfillments. These are critical parts of the service.=20

Getting deeper, having comprehensive telemetry about the ongoing attacks
will improve the overall mitigation accomplished, in terms of time to
mitigate, accuracy, false-negative, false-positive, and other measures. =
We
must keep in our minds the value gained here. =20

I see all these as a major points and really want to get your view on =
that,
as well as the view of others at the WG.

Obviously, I agree with your points that there are many cases where
telemetry is with less relevance, mainly since DOTS agents will be
integrated in " radically different paradigms, capabilities, and
'worldviews'...." (which for my opinion is the right architecture). =
Having
say all that, we must consider environments where DOTS Client has =
DoS/DDoS
detection and mitigation capabilities and can practically signal =
valuable
telemetry. These are definitely not rear use cases that must be =
considered
as well.=20

For my mind, after we will get to a consensus about WG view on the needs =
for
telemetry, we can define the best way to standardize it (in which doc =
and
how) and also consider the right time to do. Then we can define the =
baseline
set of telemetry we believe are adequate, or the bare minimum, to
standardize. =20

I am looking forward to continue this discussion with you and the entire =
the
WG.

Please see also my comments inline.=20

Best wishes,
Ehud Doron | =A0Senior Architect, Radware CTO office | M: =
+972-54-7575503 |
T:=A0+972-72-3917120



-----Original Message-----
From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Roland Dobbins
Sent: Monday, November 14, 2016 11:02 AM
To: dots <dots@ietf.org>
Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00

On 14 Nov 2016, at 15:14, Ehud Doron wrote:

> Essentially we would like to build a "Telemetry" extension standard to =

> the basic DOTS protocol, and this document would define that.

This may make sense at some future date; initially, since we're dealing =
with
devices/software/systems which have radically different paradigms,
capabilities, and 'worldviews', the initial focus of DOTS should be on
signaling and status only, as the ins are universal functions which are
readily understood by most any type of node/service/application which =
could
participate in DOTS.
[ED] See my view in the body of the mail.

> Keeping the telemetry specification in a separate draft is good=20
> approach for future extensibility.

> For this goal, we as the DOTS WG first need to better understand (and=20
> agree in the group) what we see as baseline mandatory capabilities=20
> other DOTS draft should benefit the DOTS Telemetry.

We've already held extensive discussions on this topic; initially, we =
need a
minimum viable capability to allow signaling and status information to =
be
passed between DOTS participants.
[ED] I was not part of this discussions, sorry for that. For my mind, we
need to truly define (or re-define...) the needs for DOTS Telemetry for =
the
actual users (SP, MSSP, Enterprises, carrier and so on) of DOTS, and =
also
the baseline set of this telemetry.=20


> (1) Is there an undocumented telemetry use case that needs to be added =

> to the use case WG document?  Section 4.0 suggests that.
>      Yes. We want to DOTS use cases, the existing and maybe new=20
> others, to be enriched with Telemetry related items.

This can come at a later state, if the group believes it to be =
important.

It's sub-optimal to duplicate the work done on IPFIX, I2NSF, I2RS, et.=20
al. in DOTS.  By leaving mitigation technique specifics and telemetry
specifics to one side, we can concentrate on signaling and status, which =
is
all that's actually required for successful inter- and intra-domain
DOTS-enabled DDoS mitigation assistance and provisioning.

[ED] Agree, we shouldn't duplicate any work done at IPFIX, I2NSF.

It's important to get to an initial operating capability with the =
requisite
baseline capability before we expand the scope of DOTS itself, IMHO.

[ED] Agree, we just need to define and get to the mutual understanding =
about
the " baseline capability" in term of telemetry. Mainly for the users =
and
customers of the actual anti-DoS service.
=20
-----------------------------------
Roland Dobbins <rdobbins@arbor.net>

_______________________________________________
Dots mailing list
Dots@ietf.org
https://www.ietf.org/mailman/listinfo/dots

_______________________________________________
Dots mailing list
Dots@ietf.org
https://www.ietf.org/mailman/listinfo/dots


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Archived-At: <https://mailarchive.ietf.org/arch/msg/dots/FnYyye49cWAi1qwSq06-72IhSDA>
Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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On 17 Nov 2016, at 5:46, Susan Hares wrote:

> NETCONF goes from centralized mgr to device on edge of network.

It shouldn't be doing it in-band in the production data-plan network.

This is Network Infrastructure Security 101-type stuff.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>


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Archived-At: <https://mailarchive.ietf.org/arch/msg/dots/u1GPVWtMd6j46oxW_g0h8mY3Cqk>
Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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On 17 Nov 2016, at 5:58, Teague, Nik wrote:

> I think the question for me is not why arenâ€™t we considering NETCONF 
> but why should we? - and how does it align with the requirements and 
> architecture drafts?

Concur - what we need is a lightweight, survivable signaling mechanism 
which is abstracted away from configuration semantics, which differ 
wildly.

If we thought NETCONF and the like were suitable for this application, 
we would've latched onto them.  We didn't for a reason, as you rightly 
note.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>


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Archived-At: <https://mailarchive.ietf.org/arch/msg/dots/m_wAhY0vvfzSZOn0e_0WM9BJS78>
Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00
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On 16 Nov 2016, at 23:30, Ehud Doron wrote:

> Getting deeper, having comprehensive telemetry about the ongoing 
> attacks will improve the overall mitigation accomplished,

There's already lots of telemetry out there that's used every day to 
detect, classify, and traceback DDoS attacks.

It is orthogonal to signaling for DDoS mitigation assistance and 
providing status updates regarding same.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>


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From: "Susan Hares" <shares@ndzh.com>
To: "'Teague, Nik'" <nteague@verisign.com>, "'Roland Dobbins'" <rdobbins@arbor.net>, <dots@ietf.org>
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Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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Nik:

Your last question - is what I was trying to learn from reading all the =
documents.  What exactly are your use cases and architecture.  It seems =
to vary. =20

As to deployments... all newly defined protocols need to get =
implementations in products.  Do you have products with DOTS protocols =
already?  If so, what are the implementation reports on the protocol?  =
That's useful information in any discussion.=20

ONOS, ODL, and OPNFV  has public sources for NETCONF/RESTCONF.   Many =
vendors sell NETCONF/RESTCONF.   That's a large base of code to download =
or buy from any vendor to integrate into your code.=20

Cheerily,

Sue=20

-----Original Message-----
From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Teague, Nik
Sent: Wednesday, November 16, 2016 5:58 PM
To: Susan Hares; 'Roland Dobbins'; dots@ietf.org
Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for =
management functions

On 17/11/2016, 07:46, "Dots on behalf of Susan Hares" =
<dots-bounces@ietf.org on behalf of shares@ndzh.com> wrote:

    NETCONF goes from centralized mgr to device on edge of network.  =
DDOS in
    network.

I have an OOB management vrf on my network but I don=E2=80=99t have one =
that crosses boundaries or the internet to my upstreams or cloud =
mitigation provider (in which the path is congested).

>From a tooling perspective=E2=80=A6 I have 15000 network devices and =
only 60 support NETCONF=E2=80=A6 =20

I think the question for me is not why aren=E2=80=99t we considering =
NETCONF but why should we? - and how does it align with the requirements =
and architecture drafts?

Thanks,

-Nik

_______________________________________________
Dots mailing list
Dots@ietf.org
https://www.ietf.org/mailman/listinfo/dots


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Archived-At: <https://mailarchive.ietf.org/arch/msg/dots/BZSVTu7DZuJLVEsq94GzhUb87C4>
Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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On 17 Nov 2016, at 6:02, Susan Hares wrote:

> Do you have products with DOTS protocols already?

Since the protocol(s) has/have yet to be defined, no.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>


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From: "Teague, Nik" <nteague@verisign.com>
To: Susan Hares <shares@ndzh.com>, "'Roland Dobbins'" <rdobbins@arbor.net>, "dots@ietf.org" <dots@ietf.org>
Thread-Topic: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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Date: Wed, 16 Nov 2016 23:31:53 +0000
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Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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On 17 Nov 2016, at 6:31, Teague, Nik wrote:

> There is already a degree of prior art in this area which we have been 
> bringing to the working group and in the case of mine and Andrewâ€™s 
> draft, this is informed by our experiences â€“ these have a lot of 
> proprietary implementation considerations that we wouldnâ€™t generally 
> report.

Good point - I should've noted this in my previous reply in this thread.

There are existing implementations in this space, but they're 
proprietary.  We want to take the lessons learned from experiences with 
those proprietary mechanisms and build something that's open and 
extensible and generalizable, and which will gain widespread adoption.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>


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Comments: In-reply-to Roland Dobbins <rdobbins@arbor.net> message dated "Thu, 17 Nov 2016 06:02:26 +0700."
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Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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Roland Dobbins <rdobbins@arbor.net> wrote:
    >> I think the question for me is not why aren=E2=80=99t we considering=
 NETCONF
    >> but why should we? - and how does it align with the requirements and
    >> architecture drafts?

    > Concur - what we need is a lightweight, survivable signaling mechanism
    > which is abstracted away from configuration semantics, which differ
    > wildly.

    > If we thought NETCONF and the like were suitable for this application,
    > we would've latched onto them.  We didn't for a reason, as you rightly
    > note.

Can you point me towards the reason?
I haven't seen any technical reasons as yet.




=2D-=20
Michael Richardson <mcr+IETF@sandelman.ca>, Sandelman Software Works
 -=3D IPv6 IoT consulting =3D-




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From nobody Wed Nov 16 17:33:24 2016
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Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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> On Nov 17, 2016, at 10:24 AM, Michael Richardson =
<mcr+ietf@sandelman.ca> wrote:
>=20
>>=20
>> If we thought NETCONF and the like were suitable for this =
application,
>> we would've latched onto them.  We didn't for a reason, as you =
rightly
>> note.
>=20
> Can you point me towards the reason?
> I haven't seen any technical reasons as yet.

+1




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From: "Dobbins, Roland" <rdobbins@arbor.net>
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Thread-Topic: [Dots] FW: Why is DOTS not using NETCONF/RESTCONF for management functions
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Subject: Re: [Dots] FW: Why is DOTS not using NETCONF/RESTCONF for management functions
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On Nov 17, 2016, at 7:57 AM, Susan Hares <shares@ndzh.com> wrote:

> I see the bulk transfer (configuration, data) and the telemetry as NM/OPS=
 applications that may run over a securely established and maintained inter=
-domain connection.=20

Ideally, yes.  In most cases, not.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>=


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From: "Dobbins, Roland" <rdobbins@arbor.net>
To: Michael Richardson <mcr+ietf@sandelman.ca>
Thread-Topic: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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Cc: "dots@ietf.org" <dots@ietf.org>
Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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On Nov 17, 2016, at 10:24 AM, Michael Richardson <mcr+ietf@sandelman.ca> wr=
ote:

> I haven't seen any technical reasons as yet.

They've been stated and restated multiple times in this thread, and in the =
list in general.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>=


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From: Gilbert Clark <gclark@mti-systems.com>
Date: Wed, 16 Nov 2016 21:12:49 -0500
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To: Barry Raveendran Greene <bgreene@senki.org>
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Cc: Roland Dobbins <rdobbins@arbor.net>, Michael Richardson <mcr+ietf@sandelman.ca>, dots <dots@ietf.org>
Subject: Re: [Dots] Why is DOTS not using NETCONF/RESTCONF for management functions
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--001a1143b094fdc6a7054175b934
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On Nov 16, 2016 8:33 PM, "Barry Raveendran Greene" <bgreene@senki.org>
wrote:
>
>
> > On Nov 17, 2016, at 10:24 AM, Michael Richardson <mcr+ietf@sandelman.ca>
wrote:
> >
> >>
> >> If we thought NETCONF and the like were suitable for this application,
> >> we would've latched onto them.  We didn't for a reason, as you rightly
> >> note.
> >
> > Can you point me towards the reason?
> > I haven't seen any technical reasons as yet.
>
> +1
>

The relatively large size of NETCONF / RESTCONF messages, a lack of
ubiquitous support for these protocols, the relative complexity of the
protocols, the requirements of signaling not meshing with the intent of a
*network configuration* protocol, the emphasis on UDP for signaling, the
reference in multiple documents to the idea that DOTS is not intended to
support remote configuration as a primary use case, ...

I've seen all of the above and more in the thread thus far *and more*.  Are
these not considered technical concerns?  'cause these are really technical
concerns.

But ya know what?  If you want to (ab)use NETCONF to signal / transfer
data, then great.  Go ahead and implement, test, and let people know how it
goes.  Write a draft or three, even!  Running code trumps conversation
every time.

With that said, given that every fiber of my being is screaming that
NETCONF / RESTCONF is the wrong way to go here, I'll happily keep working
on things that *aren't* NETCONF / RESTCONF in the meantime :)

Good luck with all of that,
Gilbert Clark

--001a1143b094fdc6a7054175b934
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<p dir=3D"ltr"></p>
<p dir=3D"ltr">On Nov 16, 2016 8:33 PM, &quot;Barry Raveendran Greene&quot;=
 &lt;<a href=3D"mailto:bgreene@senki.org">bgreene@senki.org</a>&gt; wrote:<=
br>
&gt;<br>
&gt;<br>
&gt; &gt; On Nov 17, 2016, at 10:24 AM, Michael Richardson &lt;<a href=3D"m=
ailto:mcr%2Bietf@sandelman.ca">mcr+ietf@sandelman.ca</a>&gt; wrote:<br>
&gt; &gt;<br>
&gt; &gt;&gt;<br>
&gt; &gt;&gt; If we thought NETCONF and the like were suitable for this app=
lication,<br>
&gt; &gt;&gt; we would&#39;ve latched onto them.=C2=A0 We didn&#39;t for a =
reason, as you rightly<br>
&gt; &gt;&gt; note.<br>
&gt; &gt;<br>
&gt; &gt; Can you point me towards the reason?<br>
&gt; &gt; I haven&#39;t seen any technical reasons as yet.<br>
&gt;<br>
&gt; +1<br>
&gt;</p>
<p dir=3D"ltr">The relatively large size of NETCONF / RESTCONF messages, a =
lack of ubiquitous support for these protocols, the relative complexity of =
the protocols, the requirements of signaling not meshing with the intent of=
 a *network configuration* protocol, the emphasis on UDP for signaling, the=
 reference in multiple documents to the idea that DOTS is not intended to s=
upport remote configuration as a primary use case, ...</p>
<p dir=3D"ltr">I&#39;ve seen all of the above and more in the thread thus f=
ar *and more*.=C2=A0 Are these not considered technical concerns?=C2=A0 &#3=
9;cause these are really technical concerns.</p>
<p dir=3D"ltr">But ya know what?=C2=A0 If you want to (ab)use NETCONF to si=
gnal / transfer data, then great.=C2=A0 Go ahead and implement, test, and l=
et people know how it goes.=C2=A0 Write a draft or three, even!=C2=A0 Runni=
ng code trumps conversation every time.</p>
<p dir=3D"ltr">With that said, given that every fiber of my being is scream=
ing that NETCONF / RESTCONF is the wrong way to go here, I&#39;ll happily k=
eep working on things that *aren&#39;t* NETCONF / RESTCONF in the meantime =
:)</p>
<p dir=3D"ltr">Good luck with all of that,<br>
Gilbert Clark<br>
</p>

--001a1143b094fdc6a7054175b934--


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From: "Tirumaleswar Reddy (tireddy)" <tireddy@cisco.com>
To: Susan Hares <shares@ndzh.com>, "dots@ietf.org" <dots@ietf.org>
Thread-Topic: [Dots] FW: Why is DOTS not using NETCONF/RESTCONF for management functions
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Subject: Re: [Dots] FW: Why is DOTS not using NETCONF/RESTCONF for management functions
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--_000_17deddbfe2a74204880d3892e819ef5cXCHRCD017ciscocom_--


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From: "Teague, Nik" <nteague@verisign.com>
To: "dots@ietf.org" <dots@ietf.org>
Thread-Topic: New Version Notification for draft-teague-dots-protocol-01.txt
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Date: Thu, 17 Nov 2016 06:38:01 +0000
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From: "Teague, Nik" <nteague@verisign.com>
To: "dots@ietf.org" <dots@ietf.org>
Thread-Topic: New Version Notification for draft-teague-dots-protocol-01.txt
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From nobody Wed Nov 16 23:39:14 2016
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From: Michael Richardson <mcr+ietf@sandelman.ca>
To: "dots\@ietf.org" <dots@ietf.org>
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Comments: In-reply-to "Tirumaleswar Reddy (tireddy)" <tireddy@cisco.com> message dated "Thu, 17 Nov 2016 02:44:16 +0000."
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Subject: Re: [Dots] FW: Why is DOTS not using NETCONF/RESTCONF for management functions
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--=-=-=
Content-Type: text/plain
Content-Transfer-Encoding: quoted-printable


Tirumaleswar Reddy (tireddy) <tireddy@cisco.com> wrote:
    > Yes, https://tools.ietf.org/html/draft-reddy-dots-signal-channel-04
    > uses COAP over (D)TLS, CBOR encoded payloads, (D)TLS 1.3 and (D)TLS 1=
.2
    > profile for performance .

So, if your CBOR was derived from a YANG model, you'd be doing exactly NETC=
ONF, btw.
And that activity happens at ID writing time, not runtime.

=2D-=20
Michael Richardson <mcr+IETF@sandelman.ca>, Sandelman Software Works
 -=3D IPv6 IoT consulting =3D-




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From nobody Thu Nov 17 07:04:33 2016
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From: Ehud Doron <EhudD@Radware.com>
To: Roland Dobbins <rdobbins@arbor.net>, dots <dots@ietf.org>
Thread-Topic: [Dots] Questions about draft-doron-dots-telemetry-00
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Roland Hi

Let me please clarify, we are not trying to argue that DOTS Telemetry shoul=
d be used to detect DDoS attacks, this is definitely not the case.=20

We are talking about the overall needs to mutually signal telemetry about o=
ngoing attacks that DOTS Client asks Server to mitigate upstream. =20

As said, the ultimate objective is to optimize the anti-DoS service provisi=
oned using DOTS signaling, and not to detect the attacks.

Thanks,=20
Ehud Doron | =A0Senior Architect, Radware CTO office | M: +972-54-7575503 |=
 T:=A0+972-72-3917120




-----Original Message-----
From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Roland Dobbins
Sent: Thursday, November 17, 2016 1:05 AM
To: dots <dots@ietf.org>
Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00

On 16 Nov 2016, at 23:30, Ehud Doron wrote:

> Getting deeper, having comprehensive telemetry about the ongoing=20
> attacks will improve the overall mitigation accomplished,

There's already lots of telemetry out there that's used every day to detect=
, classify, and traceback DDoS attacks.

It is orthogonal to signaling for DDoS mitigation assistance and providing =
status updates regarding same.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>

_______________________________________________
Dots mailing list
Dots@ietf.org
https://www.ietf.org/mailman/listinfo/dots


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From: Ehud Doron <EhudD@Radware.com>
To: Susan Hares <shares@ndzh.com>, 'Roland Dobbins' <rdobbins@arbor.net>, 'dots' <dots@ietf.org>, "fandreas@cisco.com" <fandreas@cisco.com>
Thread-Topic: [Dots] Questions about draft-doron-dots-telemetry-00
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Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00
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Susan

I believe the telemetry needs by DOTS is not relates to "flow based" inform=
ation, the DOTS telemetry is more "higher" and mainly describes the ongoing=
 attacks and their attributes.

Thanks, Ehud=20

-----Original Message-----
From: Susan Hares [mailto:shares@ndzh.com]=20
Sent: Thursday, November 17, 2016 12:58 AM
To: Ehud Doron <EhudD@Radware.com>; 'Roland Dobbins' <rdobbins@arbor.net>; =
'dots' <dots@ietf.org>; fandreas@cisco.com
Subject: RE: [Dots] Questions about draft-doron-dots-telemetry-00

Ehud:

Can you indicate what additional features the telemetry that you propose fo=
r DOTS needs over the telemetry provided by IPFIX?=20

Sue=20

-----Original Message-----
From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Ehud Doron
Sent: Wednesday, November 16, 2016 11:31 AM
To: Roland Dobbins; dots; fandreas@cisco.com
Cc: Ehud Doron
Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00

Ronald, Flemming and all

Thanks for your comments.=20

I appreciate the standpoints you present in your comments, however I really=
 believe the DOTS WG must also look and consider others views of the
challenges DOTS has with regards to DOTS telemetry.  =20

No doubt that for the world of DDoS services the "security visibility" is a=
 major concern to both the anti-DoS service providers and consumers. In all=
 cases where the DOTS Client will be implemented in an organizations with a=
 sustainable SOC/NOC teams, the ability to have "customer portal" with visi=
bility into the on-going attacks is a critical part of the service.
Likewise, anti-DoS service providers need visibility into their customers v=
iew on the on-going attacks and other sort of views relates to the service =
and its fulfillments. These are critical parts of the service.=20

Getting deeper, having comprehensive telemetry about the ongoing attacks wi=
ll improve the overall mitigation accomplished, in terms of time to mitigat=
e, accuracy, false-negative, false-positive, and other measures. We must ke=
ep in our minds the value gained here. =20

I see all these as a major points and really want to get your view on that,=
 as well as the view of others at the WG.

Obviously, I agree with your points that there are many cases where telemet=
ry is with less relevance, mainly since DOTS agents will be integrated in "=
 radically different paradigms, capabilities, and 'worldviews'...." (which =
for my opinion is the right architecture). Having say all that, we must con=
sider environments where DOTS Client has DoS/DDoS detection and mitigation =
capabilities and can practically signal valuable telemetry. These are defin=
itely not rear use cases that must be considered as well.=20

For my mind, after we will get to a consensus about WG view on the needs fo=
r telemetry, we can define the best way to standardize it (in which doc and
how) and also consider the right time to do. Then we can define the baselin=
e set of telemetry we believe are adequate, or the bare minimum, to standar=
dize. =20

I am looking forward to continue this discussion with you and the entire th=
e WG.

Please see also my comments inline.=20

Best wishes,
Ehud Doron | =A0Senior Architect, Radware CTO office | M: +972-54-7575503 |
T:=A0+972-72-3917120



-----Original Message-----
From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of Roland Dobbins
Sent: Monday, November 14, 2016 11:02 AM
To: dots <dots@ietf.org>
Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00

On 14 Nov 2016, at 15:14, Ehud Doron wrote:

> Essentially we would like to build a "Telemetry" extension standard to=20
> the basic DOTS protocol, and this document would define that.

This may make sense at some future date; initially, since we're dealing wit=
h devices/software/systems which have radically different paradigms, capabi=
lities, and 'worldviews', the initial focus of DOTS should be on signaling =
and status only, as the ins are universal functions which are readily under=
stood by most any type of node/service/application which could participate =
in DOTS.
[ED] See my view in the body of the mail.

> Keeping the telemetry specification in a separate draft is good=20
> approach for future extensibility.

> For this goal, we as the DOTS WG first need to better understand (and=20
> agree in the group) what we see as baseline mandatory capabilities=20
> other DOTS draft should benefit the DOTS Telemetry.

We've already held extensive discussions on this topic; initially, we need =
a minimum viable capability to allow signaling and status information to be=
 passed between DOTS participants.
[ED] I was not part of this discussions, sorry for that. For my mind, we ne=
ed to truly define (or re-define...) the needs for DOTS Telemetry for the a=
ctual users (SP, MSSP, Enterprises, carrier and so on) of DOTS, and also th=
e baseline set of this telemetry.=20


> (1) Is there an undocumented telemetry use case that needs to be added=20
> to the use case WG document?  Section 4.0 suggests that.
>      Yes. We want to DOTS use cases, the existing and maybe new=20
> others, to be enriched with Telemetry related items.

This can come at a later state, if the group believes it to be important.

It's sub-optimal to duplicate the work done on IPFIX, I2NSF, I2RS, et.=20
al. in DOTS.  By leaving mitigation technique specifics and telemetry speci=
fics to one side, we can concentrate on signaling and status, which is all =
that's actually required for successful inter- and intra-domain DOTS-enable=
d DDoS mitigation assistance and provisioning.

[ED] Agree, we shouldn't duplicate any work done at IPFIX, I2NSF.

It's important to get to an initial operating capability with the requisite=
 baseline capability before we expand the scope of DOTS itself, IMHO.

[ED] Agree, we just need to define and get to the mutual understanding abou=
t the " baseline capability" in term of telemetry. Mainly for the users and=
 customers of the actual anti-DoS service.
=20
-----------------------------------
Roland Dobbins <rdobbins@arbor.net>

_______________________________________________
Dots mailing list
Dots@ietf.org
https://www.ietf.org/mailman/listinfo/dots

_______________________________________________
Dots mailing list
Dots@ietf.org
https://www.ietf.org/mailman/listinfo/dots


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A New Internet-Draft is available from the on-line Internet-Drafts directories.
This draft is a work item of the DDoS Open Threat Signaling of the IETF.

        Title           : Use cases for DDoS Open Threat Signaling
        Authors         : Roland Dobbins
                          Stefan Fouant
                          Daniel Migault
                          Robert Moskowitz
                          Nik Teague
                          Liang Xia
                          Kaname Nishizuka
	Filename        : draft-ietf-dots-use-cases-03.txt
	Pages           : 23
	Date            : 2016-11-17

Abstract:
   The DDoS Open Threat Signaling (DOTS) effort is intended to provide a
   protocol that facilitates interoperability between multivendor
   solutions/services.  This document presents use cases to evaluate the
   interactions expected between the DOTS components as well as the DOTS
   exchanges.  The purpose of the use cases is to identify the
   interacting DOTS component, how they collaborate and what are the
   types of information to be exchanged.


The IETF datatracker status page for this draft is:
https://datatracker.ietf.org/doc/draft-ietf-dots-use-cases/

There's also a htmlized version available at:
https://tools.ietf.org/html/draft-ietf-dots-use-cases-03

A diff from the previous version is available at:
https://www.ietf.org/rfcdiff?url2=draft-ietf-dots-use-cases-03


Please note that it may take a couple of minutes from the time of submission
until the htmlized version and diff are available at tools.ietf.org.

Internet-Drafts are also available by anonymous FTP at:
ftp://ftp.ietf.org/internet-drafts/


From nobody Thu Nov 17 07:25:58 2016
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Hi all,
The DOTS use cases -03 draft has been submitted, please review and give you=
r comments.

Thanks a lot!

B.R.
Frank

-----Original Message-----
From: I-D-Announce [mailto:i-d-announce-bounces@ietf.org] On Behalf Of inte=
rnet-drafts@ietf.org
Sent: Friday, November 18, 2016 12:23 AM
To: i-d-announce@ietf.org
Cc: dots@ietf.org
Subject: I-D Action: draft-ietf-dots-use-cases-03.txt


A New Internet-Draft is available from the on-line Internet-Drafts director=
ies.
This draft is a work item of the DDoS Open Threat Signaling of the IETF.

        Title           : Use cases for DDoS Open Threat Signaling
        Authors         : Roland Dobbins
                          Stefan Fouant
                          Daniel Migault
                          Robert Moskowitz
                          Nik Teague
                          Liang Xia
                          Kaname Nishizuka
	Filename        : draft-ietf-dots-use-cases-03.txt
	Pages           : 23
	Date            : 2016-11-17

Abstract:
   The DDoS Open Threat Signaling (DOTS) effort is intended to provide a
   protocol that facilitates interoperability between multivendor
   solutions/services.  This document presents use cases to evaluate the
   interactions expected between the DOTS components as well as the DOTS
   exchanges.  The purpose of the use cases is to identify the
   interacting DOTS component, how they collaborate and what are the
   types of information to be exchanged.


The IETF datatracker status page for this draft is:
https://datatracker.ietf.org/doc/draft-ietf-dots-use-cases/

There's also a htmlized version available at:
https://tools.ietf.org/html/draft-ietf-dots-use-cases-03

A diff from the previous version is available at:
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From: "Dobbins, Roland" <rdobbins@arbor.net>
To: Ehud Doron <EhudD@Radware.com>
Thread-Topic: [Dots] Questions about draft-doron-dots-telemetry-00
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Subject: Re: [Dots] Questions about draft-doron-dots-telemetry-00
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On Nov 18, 2016, at 12:04 AM, Ehud Doron <EhudD@Radware.com<mailto:EhudD@Ra=
dware.com>> wrote:

We are talking about the overall needs to mutually signal telemetry about o=
ngoing attacks that DOTS Client asks Server to mitigate upstream.
And what I'm saying is that straying beyond simple signaling & basic mitiga=
tion-related information is a bridge too far, for the initial stages, at le=
ast.

The paradigms for and capabilities of nodes which will participate in DOTS =
vary widely, & the parameters posited in draft-doron-dots-telemetry-00 are =
a) way too subjective, b) beyond the capabilities for most potential DOTS n=
odes, c) a barrier to entry for DOTS participation, & d) unnecessary for si=
mple, useful DOTS signaling to perform its intended function.

This is something to be taken up in later phases of DOTS (if indeed it shou=
ld be included in DOTS at all), IMHO.

We need a minimum viable operational capability, to start.   We can get fan=
cy later.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net<mailto:rdobbins@arbor.net>>

--_000_4AB57E1489A940EB966A0DEF1DA1F43Darbornet_
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<html>
<head>
<meta http-equiv=3D"Content-Type" content=3D"text/html; charset=3Dus-ascii"=
>
</head>
<body dir=3D"auto">
<div></div>
<div><br>
</div>
<div>On Nov 18, 2016, at 12:04 AM, Ehud Doron &lt;<a href=3D"mailto:EhudD@R=
adware.com">EhudD@Radware.com</a>&gt; wrote:</div>
<div><br>
We are talking about the overall needs to mutually signal telemetry about o=
ngoing attacks that DOTS Client asks Server to mitigate upstream. &nbsp;<br=
>
</div>
<div>And what I'm saying is that straying beyond simple signaling &amp; bas=
ic mitigation-related information is a bridge too far, for the initial stag=
es, at least.&nbsp;</div>
<div><br>
</div>
<div>The paradigms for and capabilities of nodes which will participate in =
DOTS vary widely, &amp; the parameters posited in&nbsp;<span style=3D"font-=
size: 12pt; font-family: Helvetica;">draft-doron-dots-telemetry-00 are a) w=
ay too subjective, b) beyond the capabilities
 for most potential DOTS nodes, c) a barrier to entry for DOTS participatio=
n, &amp; d) unnecessary for simple, useful DOTS signaling to perform its in=
tended function.</span></div>
<div><span style=3D"font-size: 12pt; font-family: Helvetica;"><br>
</span></div>
<div><span style=3D"font-size: 12pt; font-family: Helvetica;">This is somet=
hing to be taken up in later phases of DOTS (if indeed it should be include=
d in DOTS at all), IMHO.</span></div>
<div><span style=3D"font-size: 12pt; font-family: Helvetica;"><br>
</span></div>
<div><span style=3D"font-size: 12pt; font-family: Helvetica;">We need a min=
imum viable operational capability, to start. &nbsp; We can get fancy later=
.</span></div>
<div><br>
</div>
<div><span style=3D"background-color: rgba(255, 255, 255, 0);"><span style=
=3D"font-variant-ligatures: normal; font-variant-position: normal; font-var=
iant-numeric: normal; font-variant-alternates: normal; font-variant-east-as=
ian: normal; line-height: normal;">-----------------------------------</spa=
n><br style=3D"font-variant-ligatures: normal; font-variant-position: norma=
l; font-variant-numeric: normal; font-variant-alternates: normal; font-vari=
ant-east-asian: normal; line-height: normal;">
</span>
<div style=3D"font-variant-ligatures: normal; font-variant-position: normal=
; font-variant-numeric: normal; font-variant-alternates: normal; font-varia=
nt-east-asian: normal; line-height: normal;">
<span style=3D"background-color: rgba(255, 255, 255, 0);">Roland Dobbins &l=
t;<a href=3D"mailto:rdobbins@arbor.net">rdobbins@arbor.net</a>&gt;</span></=
div>
</div>
</body>
</html>

--_000_4AB57E1489A940EB966A0DEF1DA1F43Darbornet_--


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Roland, Stefan, Daniel, Robert, Nik, Frank, and Kaname-san: 

This addition was very helpful in understanding the intra-domain context of
DOTS: 

  There are several merits of using DOTS signaling in an
intra-organizational manner:	
 		
 	   1.  It will facilitate interoperability between DDoS solutions/

 	   services by providing a standards-based, programmatic
communications	
 	   mechanism	
 		
 	   2.  It will reduce time to initiate DDoS mitigation services	
 		
 	   The required data exchange between DOTS client and DOTS server
may be	
 	   equivalent to or a subset of information set of
inter-organizational	
 	   use cases.

Section 3.4 was very useful as it described a pre-agreed contract with the
following elements:  mutual authentication between all elements (intra and
inter- organization) and DDoS service requested from multiple peered DOTS
organizations (via bi-lateral agreements or broker/orchestrator). 

Section A.1.1 - indicates that the DOTS client must be linked to the routing
devices (CPE, PE) and security devices (DDoS detection devices).    What I
still need help with based on Appendix A - is how much is the DOTS signaling
protocol and how much is the collaboration with other existing mechanisms.
What I am struggling with in this description is how much is in-band and how
much is out-of-band?   Do you utilize other protocols (BGP
Flow-specification)? 

In all of these questions, theoretical best mechanisms are NOT my focus.
What DOTS must support is the transition of the existing mechanisms to an
array of inter-operable solutions based on the IETF protocol.  After
chatting with you-all I really think there is unique about the DOTs
signaling protocol, but I am pushing to define when, where, how, and why. 

I will not be able to join you today - as I have duties for the IETF NOMCOM.
Thanks for all the wonderful discussions this week. 


Sue  

 

==============




Spelling nit: 

                 Inter-organizational: a DOTS communications relationship
between	
 	   distinct organizations with separate spans of administrative
control.	
 	   Typical inter-organizational DOTS communication relationships
would	
 	   be between a DDoS mitigation service provider and an end-customer

 	   organizational which requires DDoS mitigation assistance; between

 	   multiple DDoS mitigation service providers coordinating mutual

 	   defense of a mutual end-customer; or between DDoS mitigation
service	
 	   providers which are requesting additional DDoS mitigation
assistance	
 	   in for attacks which exceed their inherent DDoS mitigation
capacities	
 	   and/or capabilities.	

  /organizational/organization/
 		
 

-----Original Message-----
From: Dots [mailto:dots-bounces@ietf.org] On Behalf Of
internet-drafts@ietf.org
Sent: Thursday, November 17, 2016 10:23 AM
To: i-d-announce@ietf.org
Cc: dots@ietf.org
Subject: [Dots] I-D Action: draft-ietf-dots-use-cases-03.txt


A New Internet-Draft is available from the on-line Internet-Drafts
directories.
This draft is a work item of the DDoS Open Threat Signaling of the IETF.

        Title           : Use cases for DDoS Open Threat Signaling
        Authors         : Roland Dobbins
                          Stefan Fouant
                          Daniel Migault
                          Robert Moskowitz
                          Nik Teague
                          Liang Xia
                          Kaname Nishizuka
	Filename        : draft-ietf-dots-use-cases-03.txt
	Pages           : 23
	Date            : 2016-11-17

Abstract:
   The DDoS Open Threat Signaling (DOTS) effort is intended to provide a
   protocol that facilitates interoperability between multivendor
   solutions/services.  This document presents use cases to evaluate the
   interactions expected between the DOTS components as well as the DOTS
   exchanges.  The purpose of the use cases is to identify the
   interacting DOTS component, how they collaborate and what are the
   types of information to be exchanged.


The IETF datatracker status page for this draft is:
https://datatracker.ietf.org/doc/draft-ietf-dots-use-cases/

There's also a htmlized version available at:
https://tools.ietf.org/html/draft-ietf-dots-use-cases-03

A diff from the previous version is available at:
https://www.ietf.org/rfcdiff?url2=draft-ietf-dots-use-cases-03


Please note that it may take a couple of minutes from the time of submission
until the htmlized version and diff are available at tools.ietf.org.

Internet-Drafts are also available by anonymous FTP at:
ftp://ftp.ietf.org/internet-drafts/

_______________________________________________
Dots mailing list
Dots@ietf.org
https://www.ietf.org/mailman/listinfo/dots


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Subject: Re: [Dots] I-D Action: draft-ietf-dots-use-cases-03.txt
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On 18 Nov 2016, at 4:24, Susan Hares wrote:

>  indicates that the DOTS client must be linked to the routing devices 
> (CPE, PE) and security devices (DDoS detection devices).

Actually, that isn't the case.  Those are two example sets of 
participants only.

> What I still need help with based on Appendix A - is how much is the 
> DOTS signaling protocol

100%, excepting the parts which are explicitly called out as being 
outside the scope of DOTS.

-----------------------------------
Roland Dobbins <rdobbins@arbor.net>


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From: "Teague, Nik" <nteague@verisign.com>
To: Roland Dobbins <rdobbins@arbor.net>, Susan Hares <shares@ndzh.com>
Thread-Topic: [Dots] I-D Action: draft-ietf-dots-use-cases-03.txt
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From: Dave Dolson <ddolson@sandvine.com>
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Thread-Topic: feedback on draft-ietf-dots-requirements
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Here are my comments from in-depth reading of the dots requirement draft.

1.1
I had trouble parsing "Once staggering attack traffic volume is now the nor=
m" until I realized it should be hyphenated "Once-staggering"

1.2
To the list in "DDoS attack targets", can we add "network links" ? E.g., th=
e target might not be a specific end-point, rather an entire organization's=
 connection to the internet.

For definition of "DDoS attack telemetry", should the word "measurements" s=
hould be used?  "Collected measurements and behavioral characteristics..."

For "countermeasure", this sounds like only packet filtering. Is that accur=
ate and complete? Could tar-pit or routing changes be included in counterme=
asures?

Is "signal channel" intended to be the same thing as the "session" mentione=
d in the architecture? I think so, and terminology should be made consisten=
t between the docs. If not, I don't understand the difference between chann=
el and session.

Should "Data channel" also be bidirectional an mutually-authenticated, like=
 the signal channel?

Should "Filter" be limited to the two actions of rate-limiting or discardin=
g?  Is filter really intended to include action, or just the match criteria=
?
Similarly for "Blacklist": is block the only valid action for black-listed =
addresses?

2.
The second paragraph says "DOTS is an advisory protocol." I thought this mi=
ght mean that (a) a client's request for aid may be ignored and (b) mitigat=
ion may be done prior to request or after withdrawal. Would that idea be ac=
curate?  (My thinking is that a DOTS server may know better than the client=
 based on a wider source of telemetry.)

In 2.1,
- to GEN-002, I suggest adding that DOTS should be carried in a transport n=
ot susceptible to head-of-line blocking.

- is GEN-003 intended to be a statement about the transport protocol being =
bidirectional? E.g., on the same UDP connection. If so, please say so; othe=
rwise it is probably OK.

- in GEN-004, consider picking a specific MTU size, like 500 bytes, because=
 otherwise there is no way to judge if the protocol meets requirements.

In 2.2,
- in OP-002, we mandate session health monitoring, but we haven't so far ma=
ndated having a session, or what constitutes a session. So I think we need =
an OP-002a that mandates a session and how it shall be defined and maintain=
ed.
- In OP-003, can we choose whether security state is shared or whether a ne=
w state is negotiated after connection? Otherwise the client is left guessi=
ng, it seems.
Also, I don't know what is meant exactly by fate-shared security state. Ple=
ase replace with a more precise description. (It sounds like if one fails t=
he other should fail, but I can't believe you intended that.)

OP-004: This requirement has several ideas in it, which I think should be b=
roken into multiple requirements:

(a)    The idea that messages be acknowledged with a status code.

-          But it is unclear whether the status must be delivered immediate=
ly, or reported later. I expect there could be an immediate "I hear your re=
quest", which doesn't necessarily mean anything can be done. There should b=
e a way for the client to later ask, "how are you doing with that request?"

(b)   Whether the server MUST do as it is told.

-          On this point, I think the "MUST cease mitigation activity" is w=
rong, since the server may have other evidence or other clients requesting =
the mitigation. This is acknowledged by the "may continue mitigating" later=
 in the paragraph. So at minimum the MUST is too strong.

OP-005. Instead of wording this as a requirement on the client, can we rewo=
rd it as a requirement on the server?  E.g., "A DOTS server MUST be capable=
 of accepting a mitigation lifetime, after which a mitigation request is re=
moved if not refreshed."  This server perspective should be applied to all =
of the paragraphs.

OP-006. I would like to see all of specific scopes precisely defined as req=
uired or optional, but not as examples.
Let's argue about which scopes are mandatory or optional  (or extendable) a=
t this requirements phase.
Also, I'm not clear on what DNS name filtering means: is this for filtering=
 DNS packets, or for looking up the name and filtering the corresponding ad=
dresses?

OP-008. I hope there isn't going to be an argument about this, but... I bel=
ieve it is not a client error to ask for a mitigation that conflicts with a=
nother client (how could it even know?). Rather, it is up to the server to =
weigh the various requests and act for the overall good. As paragraph 2 of =
section 2 says, "DOTS is an advisory protocol".
I don't even think an overlapping prefix range is an error; rather both cli=
ents have identified the same attack.

OP-009. I believe the idea is that the client may be behind a NAT, not the =
server? If the server might be behind a NAT, there will need to be a way to=
 poke a hole in the NAT, either with uPnP or other means. Please make this =
clear.

Are there encryption or integrity requirements for the signal channel?

DATA-001. Could one phrase this as, DOTS must be sent over a transport with=
 reliable in-order delivery?

DATA-004. In the last paragraph there is a hint that different clients own =
different address ranges. This idea needs to be better defined. It isn't cl=
ear to me that a DOTS client necessarily "owns" the addresses that it notic=
ed requires mitigating. E.g., a relay doesn't own the addresses it is passi=
ng along mitigation requests about. Also, an organization might have differ=
ent clients that can request mitigation for the same ranges, so we don't wa=
nt mutually exclusive ownership.


In section 2.4, Security,

-          Authentication is described, but neither authorization nor audit=
ing are mentioned. Regarding authorization, can different clients have diff=
erent privileges/capabilities? Revocation of authorization is required too.=
  And auditing of requests seems like a good idea.

SEC-003  Does it need to prevent message replay, or merely make replay usel=
ess? E.g., replaying idempotent operations is OK.

2.5
I'm not sure what to make of this section. I think I just want to review th=
e data model.

3.1 This sentence is unnecessary: "The form of that congestion control is i=
mplementation specific."

3.2 Why does the data channel require in-order message delivery? I think we=
 need to know what the messages are before making that decision. Keep in mi=
nd that HTTP does not provide that.


David Dolson
Senior Software Architect
Sandvine


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<div class=3D"WordSection1">
<p class=3D"MsoNormal">Here are my comments from in-depth reading of the do=
ts requirement draft.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">1.1<o:p></o:p></p>
<p class=3D"MsoNormal">I had trouble parsing &#8220;Once staggering attack =
traffic volume is now the norm&#8221; until I realized it should be hyphena=
ted &#8220;Once-staggering&#8221;<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">1.2<o:p></o:p></p>
<p class=3D"MsoNormal">To the list in &#8220;DDoS attack targets&#8221;, ca=
n we add &#8220;network links&#8221; ? E.g., the target might not be a spec=
ific end-point, rather an entire organization&#8217;s connection to the int=
ernet.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">For definition of &#8220;DDoS attack telemetry&#8221=
;, should the word &#8220;measurements&#8221; should be used?&nbsp; &#8220;=
Collected measurements and behavioral characteristics&#8230;&#8221;<o:p></o=
:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">For &#8220;countermeasure&#8221;, this sounds like o=
nly packet filtering. Is that accurate and complete? Could tar-pit or routi=
ng changes be included in countermeasures?<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Is &#8220;signal channel&#8221; intended to be the s=
ame thing as the &#8220;session&#8221; mentioned in the architecture? I thi=
nk so, and terminology should be made consistent between the docs. If not, =
I don&#8217;t understand the difference between channel and session.<o:p></=
o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Should &#8220;Data channel&#8221; also be bidirectio=
nal an mutually-authenticated, like the signal channel?<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Should &#8220;Filter&#8221; be limited to the two ac=
tions of rate-limiting or discarding?&nbsp; Is filter really intended to in=
clude action, or just the match criteria?<o:p></o:p></p>
<p class=3D"MsoNormal">Similarly for &#8220;Blacklist&#8221;: is block the =
only valid action for black-listed addresses?<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">2.<o:p></o:p></p>
<p class=3D"MsoNormal">The second paragraph says &#8220;DOTS is an advisory=
 protocol.&#8221; I thought this might mean that (a) a client&#8217;s reque=
st for aid may be ignored and (b) mitigation may be done prior to request o=
r after withdrawal. Would that idea be accurate?&nbsp; (My
 thinking is that a DOTS server may know better than the client based on a =
wider source of telemetry.)<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">In 2.1,<o:p></o:p></p>
<p class=3D"MsoNormal">- to GEN-002, I suggest adding that DOTS should be c=
arried in a transport not susceptible to head-of-line blocking.<o:p></o:p><=
/p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">- is GEN-003 intended to be a statement about the tr=
ansport protocol being bidirectional? E.g., on the same UDP connection. If =
so, please say so; otherwise it is probably OK.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">- in GEN-004, consider picking a specific MTU size, =
like 500 bytes, because otherwise there is no way to judge if the protocol =
meets requirements.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">In 2.2,<o:p></o:p></p>
<p class=3D"MsoNormal">- in OP-002, we mandate session health monitoring, b=
ut we haven&#8217;t so far mandated having a session, or what constitutes a=
 session. So I think we need an OP-002a that mandates a session and how it =
shall be defined and maintained.<o:p></o:p></p>
<p class=3D"MsoNormal">- In OP-003, can we choose whether security state is=
 shared or whether a new state is negotiated after connection? Otherwise th=
e client is left guessing, it seems.<o:p></o:p></p>
<p class=3D"MsoNormal">Also, I don&#8217;t know what is meant exactly by fa=
te-shared security state. Please replace with a more precise description. (=
It sounds like if one fails the other should fail, but I can&#8217;t believ=
e you intended that.)<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">OP-004: This requirement has several ideas in it, wh=
ich I think should be broken into multiple requirements:<o:p></o:p></p>
<p class=3D"MsoListParagraph" style=3D"text-indent:-.25in;mso-list:l1 level=
1 lfo2"><![if !supportLists]><span style=3D"mso-list:Ignore">(a)<span style=
=3D"font:7.0pt &quot;Times New Roman&quot;">&nbsp;&nbsp;&nbsp;
</span></span><![endif]>The idea that messages be acknowledged with a statu=
s code.<o:p></o:p></p>
<p class=3D"MsoListParagraph" style=3D"margin-left:.75in;text-indent:-.25in=
;mso-list:l0 level1 lfo4">
<![if !supportLists]><span style=3D"mso-list:Ignore">-<span style=3D"font:7=
.0pt &quot;Times New Roman&quot;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;
</span></span><![endif]>But it is unclear whether the status must be delive=
red immediately, or reported later. I expect there could be an immediate &#=
8220;I hear your request&#8221;, which doesn&#8217;t necessarily mean anyth=
ing can be done. There should be a way for the client
 to later ask, &#8220;how are you doing with that request?&#8221;<o:p></o:p=
></p>
<p class=3D"MsoListParagraph" style=3D"text-indent:-.25in;mso-list:l1 level=
1 lfo2"><![if !supportLists]><span style=3D"mso-list:Ignore">(b)<span style=
=3D"font:7.0pt &quot;Times New Roman&quot;">&nbsp;&nbsp;
</span></span><![endif]>Whether the server MUST do as it is told.<o:p></o:p=
></p>
<p class=3D"MsoListParagraph" style=3D"margin-left:.75in;text-indent:-.25in=
;mso-list:l2 level1 lfo6">
<![if !supportLists]><span style=3D"mso-list:Ignore">-<span style=3D"font:7=
.0pt &quot;Times New Roman&quot;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;
</span></span><![endif]>On this point, I think the &#8220;MUST cease mitiga=
tion activity&#8221; is wrong, since the server may have other evidence or =
other clients requesting the mitigation. This is acknowledged by the &#8220=
;may continue mitigating&#8221; later in the paragraph.
 So at minimum the MUST is too strong.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">OP-005. Instead of wording this as a requirement on =
the client, can we reword it as a requirement on the server?&nbsp; E.g., &#=
8220;A DOTS server MUST be capable of accepting a mitigation lifetime, afte=
r which a mitigation request is removed if not
 refreshed.&#8221;&nbsp; This server perspective should be applied to all o=
f the paragraphs.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">OP-006. I would like to see all of specific scopes p=
recisely defined as required or optional, but not as examples.<o:p></o:p></=
p>
<p class=3D"MsoNormal">Let&#8217;s argue about which scopes are mandatory o=
r optional&nbsp; (or extendable) at this requirements phase.<o:p></o:p></p>
<p class=3D"MsoNormal">Also, I&#8217;m not clear on what DNS name filtering=
 means: is this for filtering DNS packets, or for looking up the name and f=
iltering the corresponding addresses?<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">OP-008. I hope there isn&#8217;t going to be an argu=
ment about this, but&#8230; I believe it is not a client error to ask for a=
 mitigation that conflicts with another client (how could it even know?). R=
ather, it is up to the server to weigh the various
 requests and act for the overall good. As paragraph 2 of section 2 says, &=
#8220;DOTS is an advisory protocol&#8221;.<o:p></o:p></p>
<p class=3D"MsoNormal">I don&#8217;t even think an overlapping prefix range=
 is an error; rather both clients have identified the same attack.<o:p></o:=
p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">OP-009. I believe the idea is that the client may be=
 behind a NAT, not the server? If the server might be behind a NAT, there w=
ill need to be a way to poke a hole in the NAT, either with uPnP or other m=
eans. Please make this clear.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">Are there encryption or integrity requirements for t=
he signal channel?<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">DATA-001. Could one phrase this as, DOTS must be sen=
t over a transport with reliable in-order delivery?<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">DATA-004. In the last paragraph there is a hint that=
 different clients own different address ranges. This idea needs to be bett=
er defined. It isn&#8217;t clear to me that a DOTS client necessarily &#822=
0;owns&#8221; the addresses that it noticed requires
 mitigating. E.g., a relay doesn&#8217;t own the addresses it is passing al=
ong mitigation requests about. Also, an organization might have different c=
lients that can request mitigation for the same ranges, so we don&#8217;t w=
ant mutually exclusive ownership.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">In section 2.4, Security,<o:p></o:p></p>
<p class=3D"MsoListParagraph" style=3D"margin-left:.75in;text-indent:-.25in=
;mso-list:l2 level1 lfo6">
<![if !supportLists]><span style=3D"mso-list:Ignore">-<span style=3D"font:7=
.0pt &quot;Times New Roman&quot;">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;
</span></span><![endif]>Authentication is described, but neither authorizat=
ion nor auditing are mentioned. Regarding authorization, can different clie=
nts have different privileges/capabilities? Revocation of authorization is =
required too.&nbsp; And auditing of requests
 seems like a good idea.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">SEC-003&nbsp; Does it need to prevent message replay=
, or merely make replay useless? E.g., replaying idempotent operations is O=
K.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">2.5 <o:p></o:p></p>
<p class=3D"MsoNormal">I&#8217;m not sure what to make of this section. I t=
hink I just want to review the data model.
<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">3.1 This sentence is unnecessary: &#8220;The form of=
 that congestion control is implementation specific.&#8221;<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">3.2 Why does the data channel require in-order messa=
ge delivery? I think we need to know what the messages are before making th=
at decision. Keep in mind that HTTP does not provide that.<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal">David Dolson<o:p></o:p></p>
<p class=3D"MsoNormal">Senior Software Architect<o:p></o:p></p>
<p class=3D"MsoNormal">Sandvine<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
</div>
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