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From: "George, Wes" <wesley.george@twcable.com>
To: Marc Blanchet <marc.blanchet@viagenie.ca>, "sunset4@ietf.org" <sunset4@ietf.org>
Date: Thu, 1 Nov 2012 08:04:53 -0400
Thread-Topic: [sunset4] new charter draft version
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The lack of any response to this is a bit disconcerting. I realize we have =
both IETF prep and storms taking people away from normal list traffic, but =
does anyone have comments? It's much easier to wordsmith a charter via emai=
l than in a room full of people. Please voice an opinion one way or the oth=
er.

Thanks
Wes George


> -----Original Message-----
> From: sunset4-bounces@ietf.org [mailto:sunset4-bounces@ietf.org] On
> Behalf Of Marc Blanchet
> Sent: Monday, October 22, 2012 3:02 PM
> To: sunset4@ietf.org
> Subject: [sunset4] new charter draft version
>
> Hello,
>  a few individuals worked on a new version of the sunset4 charter after
> the last IETF.  It has been wordsmitted many times and hopefully would
> get support from the working group.
>
> It would be useful for us to see if you support this charter. If you
> disagree, it would be useful to get modified text.
>
> Marc and Wes.
>
> PS. Current charter is still at the normal place:
> https://datatracker.ietf.org/doc/charter-ietf-sunset4/
> PS2. this new charter has not got through IESG review yet.
>
> =3D=3D=3D=3D=3D=3D=3D
> New sunset4 proposed charter
> 2012-10-22
>
> Global IPv4 addresses, once freely available, are an increasingly scarce
> resource for many who wish to connect to the Internet today. IPv6
> provides an abundance of freely available addresses, and while
> deployment alongside IPv4 has begun in earnest, much work remains.
>
> In order to fully transition the Internet to IPv6, individual
> applications, hosts, and networks that have enabled IPv6 must also be
> able to operate fully in the absence of IPv4. The Working Group will
> point out specific areas of concern, provide recommendations, and
> standardize protocols that facilitate the graceful "sunsetting" of the
> IPv4 Internet in areas where IPv6 has been deployed. This includes the
> act of shutting down IPv4 itself, as well as the ability of IPv6-only
> portions of the Internet to continue to connect with portions of the
> Internet that remain IPv4-only.
>
> While this work obviously spans multiple IETF areas including Internet,
> Operations, Transport, Applications, and Routing, this working group
> provides a single venue for the consideration of IPv4 sunsetting. Work
> in this group shall never impede the deployment of IPv6, will not
> duplicate functions and capabilities already available in existing
> technologies, and should demonstrate widespread operational need. Cross-
> area coordination and support is essential.
>
> Disabling IPv4 in applications, hosts, and networks is new territory for
> much of the Internet today, and it is expected that problems will be
> uncovered including those related to basic IPv4 functionality,
> interoperability, as well as potential security concerns. The working
> group will report on common issues, provide recommendations, and, when
> necessary, protocol extensions in order to facilitate disabling IPv4 in
> networks where IPv6 has been deployed.
>
> As a rule, deployment scenarios considered by the working group shall
> include IPv6-only nodes and networks. Work on technologies that involve
> increased sharing of global IPv4 addresses should be limited to what is
> necessary for communicating with endpoints or over networks that are
> IPv6-only.
>
> The initial work items are:
>  * NAT64 port allocation and address sharing methods involving scenarios
> where an IPv6-only node is present (and NAT44, as it overlaps NAT64
> address sharing and port
> use).
>  * Gap analysis of IPv4 features to facilitate IPv4 sunsetting
>  * Provisioning methods to signal a dual-stack host to disable or
> depreference the use of IPv4
>
>
> Goals and Milestones:
>  Mar 2013 - Submit gap analysis on IPv4 sunsetting to IESG for
> consideration as an Informational RFC
>  Jun 2013 - Submit NAT64 port allocation and address sharing methods to
> IESG for consideration as an Informational RFC
>  Sep 2013 - Submit provisioning methods to signal a dual-stack host to
> disable the use of IPv4 to IESG for consideration as Proposed Standard
> _______________________________________________
> sunset4 mailing list
> sunset4@ietf.org
> https://www.ietf.org/mailman/listinfo/sunset4

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From simon.perreault@viagenie.ca  Thu Nov  1 06:02:40 2012
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Subject: Re: [sunset4] new charter draft version
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Le 2012-11-01 13:04, George, Wes a écrit :
> The lack of any response to this is a bit disconcerting. I realize we
> have both IETF prep and storms taking people away from normal list
> traffic, but does anyone have comments? It's much easier to wordsmith
> a charter via email than in a room full of people. Please voice an
> opinion one way or the other.

One question I have is where will the CGN stuff go?

One instance of "CGN stuff": In BEHAVE we had to split off the CGN part 
of the NAT MIB. We were told that it would go in sunset4. It's not clear 
to me just by reading the charter that this advice is still valid.

There's a ton of other CGN-related drafts floating around. Is the plan 
just to let them die? If so, I fear they'll keep coming back to haunt us...

Simon
-- 
DTN made easy, lean, and smart --> http://postellation.viagenie.ca
NAT64/DNS64 open-source        --> http://ecdysis.viagenie.ca
STUN/TURN server               --> http://numb.viagenie.ca

From marc.blanchet@viagenie.ca  Fri Nov  2 06:51:40 2012
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To presenters, please send your slides to the chairs =
(sunset4-chairs@tools.ietf.org) before sunday noon.

Regards, Marc.=

From wesley.george@twcable.com  Fri Nov  2 07:44:49 2012
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From: "George, Wes" <wesley.george@twcable.com>
To: "sunset4@ietf.org" <sunset4@ietf.org>
Date: Fri, 2 Nov 2012 10:44:45 -0400
Thread-Topic: Meetecho support at IETF85
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There will be Meetecho support at our session. This is at least partially f=
or my benefit, since I am attending this IETF remotely, but wanted to make =
sure that other potential remote participants were also aware.

Thanks,

Wes


-----Original Message-----
From: info@meetecho.com [mailto:info@meetecho.com]
Sent: Friday, November 02, 2012 10:15 AM
To: sunset4-chairs@tools.ietf.org
Subject: Meetecho support at IETF85

Dear chair(s),

we confirm Meetecho remote participation support for your WG meeting sessio=
n @ IETF85.
If you plan to have remote presenters, please let us know in proper advance=
 so we can configure the audio feed accordingly.

Further information and instructions on how to join can be found at http://=
ietf85.conf.meetecho.com.

We kindly ask you to upload all slide decks on the meeting materials page A=
SAP, since we need to upload them on Meetecho as well.

Thanks,
the Meetecho team

--
Meetecho s.r.l.
www.meetecho.com

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From marc.blanchet@viagenie.ca  Sat Nov  3 16:23:02 2012
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Subject: [sunset4] minute taking volunteers
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Hello,
 we would need a few volunteers to do minute taking. Again, this time =
hopefully through the normal wg site, we will use the Etherpad so =
everyone can edit real-time and provide minute taking. This way, no one =
has a burden to write minutes, and everyone can chip in and help a bit.
 Would some of you volunteer? Please send to the chairs =
(sunset4-chairs@tools.ietf.org). Greatly appreciated.

Regards, Wes and Marc.


From marc.blanchet@viagenie.ca  Mon Nov  5 05:19:57 2012
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Hello,
 we will be using the wg etherpad for the session minute taking: =
http://tools.ietf.org/wg/sunset4/minutes.  I started it with the current =
agenda.

Regards, Marc.=

From marc.blanchet@viagenie.ca  Tue Nov  6 06:02:00 2012
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Thanks to Christopher for taking minutes and all others who contributed =
to the ether pad.

Minutes of our meeting has been posted: =
http://www.ietf.org/proceedings/85/minutes/minutes-85-sunset4

Please send comments/changes to the chairs =
(sunset4-chairs@tools.ietf.org)

Marc.=

From tore.anderson@redpill-linpro.com  Thu Nov  8 23:53:35 2012
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Good morning,

I've just uploaded a new draft:

Filename:	 draft-anderson-siit-dc
Revision:	 00
Title:		 Stateless IP/ICMP Translation in IPv6 Data Centre Environments
Creation date:	 2012-11-09
WG ID:		 Individual Submission
Number of pages: 18
URL:             http://www.ietf.org/internet-drafts/draft-anderson-siit-dc-00.txt
Status:          http://datatracker.ietf.org/doc/draft-anderson-siit-dc
Htmlized:        http://tools.ietf.org/html/draft-anderson-siit-dc-00

Abstract:
   This document describes the use of Stateless IP/ICMP Translation
   (SIIT) in data centre environments in order to simultaneously
   facilitate IPv6 deployment and IPv4 address conservation.  It
   describes the overall architecture, and provides guidelines for both
   operators and implementers.

It's my first ever draft, so go easy on me. Note that this draft may be
relevant to the discussion of draft-lopez-v6ops-dc-ipv6, as it documents
in more technical detail a way to implement the "Next Generation Stage"
briefly described in section 2.3.

I do not know whether the discussion of this draft fits the best in
v6ops or sunset4, so this message is cross-posted to both WGs.

Best regards,
-- 
Tore Anderson
Redpill Linpro AS - http://www.redpill-linpro.com

From ietf@meetecho.com  Fri Nov  9 09:06:19 2012
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Dear all,

the full recording (synchronized video, audio, slides and jabber room)
of this WG session at IETF-85 is available.

You can watch it by accessing the following URL:
http://www.meetecho.com/ietf85/recordings

For the chair(s): please feel free to put the link to the recording in 
the minutes, if you think this might be useful.

In case of problems with the playout, just drop an e-mail to 
ietf-team@meetecho.com.

Cheers,
the Meetecho team

-- 
Meetecho s.r.l.
Web Conferencing and Collaboration Tools
www.meetecho.com

From lee@asgard.org  Mon Nov 12 08:47:55 2012
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I promised to review the document.  I have not included proofreading notes
(spelling, grammar, etc.) but I would be happy to do so.


Abstract:
"and identifies the gaps resulting in additional work"
/resulting in/requiring

Related work: the RFCs in this list are lists of RFCs requiring IPv4.  Have
the authors reviewed them to see whether any protocol work is required?  The
documents often point to works-in-progress as of 2004; has all of that work
been completed?
I am delighted to see that RFC1149 has no IPv4-specific requirements, and
thus does not require updating.


PROBLEM 1.  I could argue that failure to find a DHCP server is a failure
condition.  It may not be a fatal error, but more specificity is needed
here.  What happens that's bad?
How do you tell the difference between "The DHCP (IPv4) server is down" and
"IPv4 is gone forever"?

PROBLEM 2.  Which DHCP messages do you mean?  Do you mean in Advertise
messages?  Does a server send an Offer if it has no addresses?  What about
when there's no IPv4 on the WAN, but IPv4 is still needed for internal
communication?

PROBLEM 3.  Separate problem descriptions are needed for home networks and
enterprise networks.

This document either needs to include a section on "How to know you IPv4
isn't needed any more" or needs to say explicitly, "The decision about when
to turn off IPv4 is out of scope."


Lee



From wesley.george@twcable.com  Mon Nov 12 11:19:23 2012
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From: "George, Wes" <wesley.george@twcable.com>
To: Lee Howard <lee@asgard.org>, "sunset4@ietf.org" <sunset4@ietf.org>
Date: Mon, 12 Nov 2012 14:14:24 -0500
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> From: sunset4-bounces@ietf.org [mailto:sunset4-bounces@ietf.org] On
> Behalf Of Lee Howard
>
> Related work: the RFCs in this list are lists of RFCs requiring IPv4.
> Have the authors reviewed them to see whether any protocol work is
> required?
[WEG] good point. However, I think the precursor would be to determine as a=
 WG how we decide whether protocol work is required beyond that which is ne=
eded to trigger an IPv4 shutdown. Speaking as an individual, if I had to de=
fine it, I'd say this is a question about feature parity between IPv4 and I=
Pv6 - Identify IETF work (if any) where the standard is still relevant and =
necessary in IPv6-only networks but is not suitably defined for IPv6-only o=
peration and does not have an IPv6 equivalent. If there isn't any work that=
 fits into this category, it's useful to confirm that this analysis has bee=
n performed as a part of our gap analysis. This would in essence confirm th=
at there aren't outstanding IPv4/IPv6 feature parity issues at the protocol=
 or IETF level that would delay a move to IPv6-only.
Related to this, I think it might be helpful to document IPv4-only features=
 and standards that have no IPv6 equivalent but are a non-issue due to the =
fact that they are no longer in use or are obsoleted by different functiona=
lity inherent to IPv6. That is, features that are not at parity in IPv6, bu=
t no one cares. It would make for a more complete parity analysis.

Looking at this from a WG chair's perspective, this is a different gap anal=
ysis than the one focused on the mechanics of signaling to hosts, networks =
and stacks that you're turning IPv4 off, and might be better off in a separ=
ate document focused on answering the question of "can you actually turn IP=
v4 off?"
>
>
> This document either needs to include a section on "How to know you IPv4
> isn't needed any more" or needs to say explicitly, "The decision about
> when to turn off IPv4 is out of scope."
>
[WEG] as an individual, my vote would be for the latter. Part of that same =
discussion about how and when it's appropriate to shut off IPv4 came up in =
my review of draft-lopez-v6ops-dc-v6, and it was quickly evident that one m=
ust take great care to avoid being in a situation where your draft has to d=
iscuss a very large number of different permutations to provide useful advi=
ce at a specific enough level, but there may be a possibility to pick some =
high-level categories such that you can provide more generically useful adv=
ice in a few situations. I could see that being a follow-on draft, or perha=
ps part of the protocol gap analysis you seem to be suggesting above.

Thanks for the prompt response on your volunteered review!

Wes George

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From lee@asgard.org  Mon Nov 12 12:00:13 2012
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From: "Lee Howard" <lee@asgard.org>
To: "George, Wes" <Wesley.George@twcable.com>, <sunset4@ietf.org>
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Date: Mon, 12 Nov 2012 14:59:59 -0500
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Subject: Re: [sunset4] review of sunset4-gap-analysis
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> -----Original Message-----

> From: George, Wes [mailto:wesley.george@twcable.com]

> Sent: Monday, November 12, 2012 2:14 PM

> To: Lee Howard; sunset4@ietf.org

> Subject: RE: [sunset4] review of sunset4-gap-analysis

> 

> 

> > From:  <mailto:sunset4-bounces@ietf.org> sunset4-bounces@ietf.org [
<mailto:sunset4-bounces@ietf.org> mailto:sunset4-bounces@ietf.org] On

> > Behalf Of Lee Howard

> >

> > Related work: the RFCs in this list are lists of RFCs requiring IPv4.

> > Have the authors reviewed them to see whether any protocol work is

> > required?

> [WEG] good point. However, I think the precursor would be to determine as
a WG how we

> decide whether protocol work is required beyond that which is needed to
trigger an IPv4

> shutdown. Speaking as an individual, if I had to define it, I'd say this
is a question about

> feature parity between IPv4 and IPv6 - Identify IETF work (if any) where
the standard is

> still relevant and necessary in IPv6-only networks but is not suitably
defined for IPv6-only

> operation and does not have an IPv6 equivalent. If there isn't any work
that fits into this

> category, it's useful to confirm that this analysis has been performed as
a part of our gap

> analysis. This would in essence confirm that there aren't outstanding
IPv4/IPv6 feature parity

> issues at the protocol or IETF level that would delay a move to IPv6-only.

> Related to this, I think it might be helpful to document IPv4-only
features and standards that

> have no IPv6 equivalent but are a non-issue due to the fact that they are
no longer in use or

> are obsoleted by different functionality inherent to IPv6. That is,
features that are not at

> parity in IPv6, but no one cares. It would make for a more complete parity
analysis.

 

The RFCs listed as Section 2 of -gapanalysis do most of this:

   [RFC3789 <http://trac.tools.ietf.org/html/rfc3789> ], [RFC3790
<http://trac.tools.ietf.org/html/rfc3790> ],[RFC3791
<http://trac.tools.ietf.org/html/rfc3791> ], [RFC3792
<http://trac.tools.ietf.org/html/rfc3792> ], [RFC3793
<http://trac.tools.ietf.org/html/rfc3793> ], [RFC3794
<http://trac.tools.ietf.org/html/rfc3794> ],
   [RFC3795 <http://trac.tools.ietf.org/html/rfc3795> ] and [RFC3796
<http://trac.tools.ietf.org/html/rfc3796> ]

 

 

RFC3789   Introduction to the Survey of IPv4 Addresses in Currently Deployed
IETF Standards Track and Experimental Documents

RFC3790  Survey of IPv4 Addresses in Currently Deployed IETF Internet Area
Standards Track and Experimental Documents

RFC3791                                                                    .
IETF Routing Area Standards Track and Experimental Documents

RFC3792                                                                    .
IETF Security Area Standards Track and Experimental Documents

RFC3793                                                                    .
IETF Sub-IP Area Standards Track and Experimental Documents

RFC3794                                                                    .
IETF Transport Area Standards Track and Experimental Documents

RFC3795                                                                    .
IETF Application Area Standards Track and Experimental Documents

RFC3796                                                                    .
IETF Operations & Management Area Standards Track and Experimental Documents

 

The summary section of each of these documents says, "Nobody cares about
these specs anymore" or "There is an active draft [name] to fix this."

We should follow up to make sure all of the then-active drafts were
published.

We may also need to undertake a similar review of documents published since
these RFCs.

 

> 

> Looking at this from a WG chair's perspective, this is a different gap
analysis than the one

> focused on the mechanics of signaling to hosts, networks and stacks that
you're turning IPv4

> off, and might be better off in a separate document focused on answering
the question of

> "can you actually turn IPv4 off?"

 

Gaps is gaps.

I would not like to call gap analysis complete until we know about required
protocol updates.

 

> > This document either needs to include a section on "How to know you

> > IPv4 isn't needed any more" or needs to say explicitly, "The decision

> > about when to turn off IPv4 is out of scope."

> >

> [WEG] as an individual, my vote would be for the latter. Part of that same
discussion about

> how and when it's appropriate to shut off IPv4 came up in my review of
draft-lopez-v6ops-

> dc-v6, and it was quickly evident that one must take great care to avoid
being in a situation

> where your draft has to discuss a very large number of different
permutations to provide

> useful advice at a specific enough level, but there may be a possibility
to pick some high-

> level categories such that you can provide more generically useful advice
in a few situations.

> I could see that being a follow-on draft, or perhaps part of the protocol
gap analysis you

> seem to be suggesting above.

 

Reasonable.

 

> 

> Thanks for the prompt response on your volunteered review!

 

I get to check it off my list now.  J

 

 

Lee

 


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</o:shapelayout></xml><![endif]--></head><body lang=3DEN-US link=3Dblue =
vlink=3Dpurple><div class=3DWordSection1><p =
class=3DMsoPlainText><o:p>&nbsp;</o:p></p><p class=3DMsoPlainText><a =
name=3D"_MailEndCompose"><o:p>&nbsp;</o:p></a></p><p =
class=3DMsoPlainText>&gt; -----Original Message-----</p><p =
class=3DMsoPlainText>&gt; From: George, Wes =
[mailto:wesley.george@twcable.com]</p><p class=3DMsoPlainText>&gt; Sent: =
Monday, November 12, 2012 2:14 PM</p><p class=3DMsoPlainText>&gt; To: =
Lee Howard; sunset4@ietf.org</p><p class=3DMsoPlainText>&gt; Subject: =
RE: [sunset4] review of sunset4-gap-analysis</p><p =
class=3DMsoPlainText>&gt; </p><p class=3DMsoPlainText>&gt; </p><p =
class=3DMsoPlainText>&gt; &gt; From: <a =
href=3D"mailto:sunset4-bounces@ietf.org"><span =
style=3D'color:black;text-decoration:none'>sunset4-bounces@ietf.org</span=
></a> [<a href=3D"mailto:sunset4-bounces@ietf.org"><span =
style=3D'color:black;text-decoration:none'>mailto:sunset4-bounces@ietf.or=
g</span></a>] On</p><p class=3DMsoPlainText>&gt; &gt; Behalf Of Lee =
Howard</p><p class=3DMsoPlainText>&gt; &gt;</p><p =
class=3DMsoPlainText>&gt; &gt; Related work: the RFCs in this list are =
lists of RFCs requiring IPv4.</p><p class=3DMsoPlainText>&gt; &gt; Have =
the authors reviewed them to see whether any protocol work is</p><p =
class=3DMsoPlainText>&gt; &gt; required?</p><p class=3DMsoPlainText>&gt; =
[WEG] good point. However, I think the precursor would be to determine =
as a WG how we</p><p class=3DMsoPlainText>&gt; decide whether protocol =
work is required beyond that which is needed to trigger an IPv4</p><p =
class=3DMsoPlainText>&gt; shutdown. Speaking as an individual, if I had =
to define it, I'd say this is a question about</p><p =
class=3DMsoPlainText>&gt; feature parity between IPv4 and IPv6 - =
Identify IETF work (if any) where the standard is</p><p =
class=3DMsoPlainText>&gt; still relevant and necessary in IPv6-only =
networks but is not suitably defined for IPv6-only</p><p =
class=3DMsoPlainText>&gt; operation and does not have an IPv6 =
equivalent. If there isn't any work that fits into this</p><p =
class=3DMsoPlainText>&gt; category, it's useful to confirm that this =
analysis has been performed as a part of our gap</p><p =
class=3DMsoPlainText>&gt; analysis. This would in essence confirm that =
there aren't outstanding IPv4/IPv6 feature parity</p><p =
class=3DMsoPlainText>&gt; issues at the protocol or IETF level that =
would delay a move to IPv6-only.</p><p class=3DMsoPlainText>&gt; Related =
to this, I think it might be helpful to document IPv4-only features and =
standards that</p><p class=3DMsoPlainText>&gt; have no IPv6 equivalent =
but are a non-issue due to the fact that they are no longer in use =
or</p><p class=3DMsoPlainText>&gt; are obsoleted by different =
functionality inherent to IPv6. That is, features that are not at</p><p =
class=3DMsoPlainText>&gt; parity in IPv6, but no one cares. It would =
make for a more complete parity analysis.</p><p =
class=3DMsoPlainText><span =
style=3D'color:black'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoPlainText><span style=3D'color:black'>The RFCs listed as =
Section 2 of -gapanalysis do most of =
this:<o:p></o:p></span></p><pre>&nbsp;&nbsp; [<a =
href=3D"http://trac.tools.ietf.org/html/rfc3789" =
title=3D"&quot;Introduction to the Survey of IPv4 Addresses in Currently =
Deployed IETF Standards Track and Experimental =
Documents&quot;">RFC3789</a>], [<a =
href=3D"http://trac.tools.ietf.org/html/rfc3790" title=3D"&quot;Survey =
of IPv4 Addresses in Currently Deployed IETF Internet Area Standards =
Track and Experimental Documents&quot;">RFC3790</a>],[<a =
href=3D"http://trac.tools.ietf.org/html/rfc3791" title=3D"&quot;Survey =
of IPv4 Addresses in Currently Deployed IETF Routing Area Standards =
Track and Experimental Documents&quot;">RFC3791</a>], [<a =
href=3D"http://trac.tools.ietf.org/html/rfc3792" title=3D"&quot;Survey =
of IPv4 Addresses in Currently Deployed IETF Security Area Standards =
Track and Experimental Documents&quot;">RFC3792</a>], [<a =
href=3D"http://trac.tools.ietf.org/html/rfc3793" title=3D"&quot;Survey =
of IPv4 Addresses in Currently Deployed IETF Sub-IP Area Standards Track =
and Experimental Documents&quot;">RFC3793</a>], [<a =
href=3D"http://trac.tools.ietf.org/html/rfc3794" title=3D"&quot;Survey =
of IPv4 Addresses in Currently Deployed IETF Transport Area Standards =
Track and Experimental =
Documents&quot;">RFC3794</a>],<o:p></o:p></pre><pre>&nbsp;&nbsp; [<a =
href=3D"http://trac.tools.ietf.org/html/rfc3795" title=3D"&quot;Survey =
of IPv4 Addresses in Currently Deployed IETF Application Area Standards =
Track and Experimental Documents&quot;">RFC3795</a>] and [<a =
href=3D"http://trac.tools.ietf.org/html/rfc3796" title=3D"&quot;Survey =
of IPv4 Addresses in Currently Deployed IETF Operations &amp; Management =
Area Standards Track and Experimental =
Documents&quot;">RFC3796</a>]<o:p></o:p></pre><p =
class=3DMsoPlainText><span =
style=3D'color:black'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoPlainText><span =
style=3D'color:black'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoPlainText><span style=3D'color:black'>RFC3789 =
&nbsp;&nbsp;Introduction to the Survey of IPv4 Addresses in Currently =
Deployed IETF Standards Track and Experimental =
Documents<o:p></o:p></span></p><p class=3DMsoPlainText><span =
style=3D'color:black'>RFC3790&nbsp; Survey of IPv4 Addresses in =
Currently Deployed IETF Internet Area Standards Track and Experimental =
Documents<o:p></o:p></span></p><p class=3DMsoPlainText><span =
style=3D'color:black'>RFC3791 =
&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;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &#8230; IETF Routing Area Standards =
Track and Experimental Documents<o:p></o:p></span></p><p =
class=3DMsoPlainText><span style=3D'color:black'>RFC3792&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;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp; &#8230; IETF Security Area Standards Track and =
Experimental Documents<o:p></o:p></span></p><p =
class=3DMsoPlainText><span style=3D'color:black'>RFC3793 =
&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;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &#8230; IETF Sub-IP Area Standards Track =
and Experimental Documents<o:p></o:p></span></p><p =
class=3DMsoPlainText><span style=3D'color:black'>RFC3794 =
&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;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &#8230; IETF Transport Area Standards =
Track and Experimental Documents<o:p></o:p></span></p><p =
class=3DMsoPlainText><span style=3D'color:black'>RFC3795 =
&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;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &#8230; IETF Application Area Standards =
Track and Experimental Documents<o:p></o:p></span></p><p =
class=3DMsoPlainText><span style=3D'color:black'>RFC3796 =
&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;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &#8230; IETF Operations &amp; Management =
Area Standards Track and Experimental Documents<o:p></o:p></span></p><p =
class=3DMsoPlainText><span =
style=3D'color:black'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoPlainText><span style=3D'color:black'>The summary section of =
each of these documents says, &#8220;Nobody cares about these specs =
anymore&#8221; or &#8220;There is an active draft [name] to fix =
this.&#8221;<o:p></o:p></span></p><p class=3DMsoPlainText><span =
style=3D'color:black'>We should follow up to make sure all of the =
then-active drafts were published.<o:p></o:p></span></p><p =
class=3DMsoPlainText><span style=3D'color:black'>We may also need to =
undertake a similar review of documents published since these =
RFCs.<o:p></o:p></span></p><p class=3DMsoPlainText><span =
style=3D'color:black'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoPlainText>&gt; </p><p class=3DMsoPlainText>&gt; Looking at =
this from a WG chair's perspective, this is a different gap analysis =
than the one</p><p class=3DMsoPlainText>&gt; focused on the mechanics of =
signaling to hosts, networks and stacks that you're turning IPv4</p><p =
class=3DMsoPlainText>&gt; off, and might be better off in a separate =
document focused on answering the question of</p><p =
class=3DMsoPlainText>&gt; &quot;can you actually turn IPv4 =
off?&quot;</p><p class=3DMsoPlainText><span =
style=3D'color:black'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoPlainText><span style=3D'color:black'>Gaps is =
gaps.<o:p></o:p></span></p><p class=3DMsoPlainText><span =
style=3D'color:black'>I would not like to call gap analysis complete =
until we know about required protocol updates.<o:p></o:p></span></p><p =
class=3DMsoPlainText><span =
style=3D'color:black'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoPlainText>&gt; &gt; This document either needs to include a =
section on &quot;How to know you</p><p class=3DMsoPlainText>&gt; &gt; =
IPv4 isn't needed any more&quot; or needs to say explicitly, &quot;The =
decision</p><p class=3DMsoPlainText>&gt; &gt; about when to turn off =
IPv4 is out of scope.&quot;</p><p class=3DMsoPlainText>&gt; &gt;</p><p =
class=3DMsoPlainText>&gt; [WEG] as an individual, my vote would be for =
the latter. Part of that same discussion about</p><p =
class=3DMsoPlainText>&gt; how and when it's appropriate to shut off IPv4 =
came up in my review of draft-lopez-v6ops-</p><p =
class=3DMsoPlainText>&gt; dc-v6, and it was quickly evident that one =
must take great care to avoid being in a situation</p><p =
class=3DMsoPlainText>&gt; where your draft has to discuss a very large =
number of different permutations to provide</p><p =
class=3DMsoPlainText>&gt; useful advice at a specific enough level, but =
there may be a possibility to pick some high-</p><p =
class=3DMsoPlainText>&gt; level categories such that you can provide =
more generically useful advice in a few situations.</p><p =
class=3DMsoPlainText>&gt; I could see that being a follow-on draft, or =
perhaps part of the protocol gap analysis you</p><p =
class=3DMsoPlainText>&gt; seem to be suggesting above.</p><p =
class=3DMsoPlainText><span =
style=3D'color:black'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoPlainText><span =
style=3D'color:black'>Reasonable.<o:p></o:p></span></p><p =
class=3DMsoPlainText><span =
style=3D'color:black'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoPlainText>&gt; </p><p class=3DMsoPlainText>&gt; Thanks for =
the prompt response on your volunteered review!</p><p =
class=3DMsoPlainText><o:p>&nbsp;</o:p></p><p class=3DMsoPlainText><span =
style=3D'color:black'>I get to check it off my list now.&nbsp; =
</span><span style=3D'font-family:Wingdings;color:black'>J</span><span =
style=3D'color:black'><o:p></o:p></span></p><p =
class=3DMsoPlainText><span =
style=3D'color:black'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoPlainText><span =
style=3D'color:black'><o:p>&nbsp;</o:p></span></p><p =
class=3DMsoPlainText><span =
style=3D'color:black'>Lee<o:p></o:p></span></p><p =
class=3DMsoPlainText><span =
style=3D'color:black'><o:p>&nbsp;</o:p></span></p></div></body></html>
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