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Cc: cdni chair <cdni-chairs@tools.ietf.org>, cdni mailing list <cdni@ietf.org>, RFC Editor <rfc-editor@rfc-editor.org>
Subject: [CDNi] Document Action: 'Use Cases for Content Delivery Network	Interconnection' to Informational RFC	(draft-ietf-cdni-use-cases-10.txt)
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The IESG has approved the following document:
- 'Use Cases for Content Delivery Network Interconnection'
  (draft-ietf-cdni-use-cases-10.txt) as Informational RFC

This document is the product of the Content Delivery Networks
Interconnection Working Group.

The IESG contact persons are Martin Stiemerling and Wesley Eddy.

A URL of this Internet Draft is:
http://datatracker.ietf.org/doc/draft-ietf-cdni-use-cases/




Technical Summary

  Content Delivery Networks (CDNs) are commonly used for improving the
  End User experience of a content delivery service, at a reasonable
  cost.  This document focuses on use cases that correspond to
  identified industry needs and that are expected to be realized once
  open interfaces and protocols supporting interconnection of CDNs are
  specified and implemented.  The document can be used to guide the
  definition of the requirements to be supported by CDN Interconnection
  (CDNI) interfaces.  It obsoletes RFC 3570. 

Working Group Summary


There was strong consensus in the CDNI WG to publish this document
to document the use cases to be supported by the deliverables of the working group. 

Document Quality

Despite many existing CDN implementations, there are no implementations
of CDN interconnection that support the use cases presented in this document.
Many CDN technology vendors and service providers are interested in
supporting and deploying the use cases discussed in this document. 

Personnel

Francois Le Faucheur (flefauch@cisco.com) is the Document Shepherd.
Martin Stiemerling (martin.stiemerling@neclab.eu) is the Responsible Area Director. 


From ramk@Brocade.com  Sat Sep  8 07:35:37 2012
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From: ramki Krishnan <ramk@Brocade.com>
To: "Francois Le Faucheur (flefauch)" <flefauch@cisco.com>, "cdni@ietf.org" <cdni@ietf.org>
Date: Sat, 8 Sep 2012 07:35:24 -0700
Thread-Topic: [CDNi] Long Tail personalized content delivery over CDN Interconnections
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Cc: "'Richard_Woundy@cable.comcast.com'" <'Richard_Woundy@cable.comcast.com'>, "'li.mian@zte.com.cn'" <'li.mian@zte.com.cn'>, "Bhumip.Khasnabish@zte.com.cn" <Bhumip.Khasnabish@zte.com.cn>
Subject: Re: [CDNi] Long Tail personalized content delivery over CDN Interconnections
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All,

Thanks for the comments so far. A latest version of the draft is posted at =
http://datatracker.ietf.org/doc/draft-krishnan-cdni-long-tail/. Kindly revi=
ew and comment.

thanks, ramki

From: ramki Krishnan
Sent: Wednesday, September 05, 2012 3:59 PM
To: 'Francois Le Faucheur (flefauch)'
Cc: 'Bhumip.Khasnabish@zte.com.cn'; 'li.mian@zte.com.cn'; 'Richard_Woundy@c=
able.comcast.com'
Subject: FW: [CDNi] Long Tail personalized content delivery over CDN Interc=
onnections

Hi Francois,

A gentle reminder ... kindly review and comment at your earliest convenienc=
e.

Thanks, ramki

From: ramki Krishnan
Sent: Wednesday, August 29, 2012 9:07 PM
To: 'Francois Le Faucheur (flefauch)'
Cc: Bhumip.Khasnabish@zte.com.cn<mailto:Bhumip.Khasnabish@zte.com.cn>; 'li.=
mian@zte.com.cn'; 'Richard_Woundy@cable.comcast.com'
Subject: RE: [CDNi] Long Tail personalized content delivery over CDN Interc=
onnections

Hi Francois,

Please find updated draft attached. For convenience, I have described inlin=
e the Metadata interface requirements and Request routing interface changes=
.


Metadata interface requirement

The CDNI Metadata Distribution interface shall provide indication by the do=
wnstream CDN (dCDN) to the upstream CDN (uCDN) whether the content should b=
e cached or not cached in the dCDN. This information should be on a per URL=
 basis. The default behavior would be to cache the content in the dCDN


Referring to the example in Fig. 2, Section 3 [I-D.ietf-cdni-framework]; it=
 shows Operator A as the uCDN and Operator B as the dCDN, where the former =
has a relationship with a content provider and the latter being the best CD=
N to deliver content to the end-user. Referring to the HTTP example in Fig.=
 3, Section 3.2 [I-D.ietf-cdni-framework];

Request routing interface changes

Step 2: A Request Router for Operator A processes the HTTP request. The HTT=
P URL metadata is looked up in a metadata database. For long tail personali=
zed content, the metadata database lookup result indicates that the content=
 should not be cached by the dCDN. The Request Router for Operator A recogn=
izes that the end-user is best served by the uCDN without any caching the i=
n dCDN and returns a 302 redirect message with the URL of Operator A delive=
ry node. The end-user proceeds to retrieve the data from Operator A deliver=
y node.

Thanks, ramki


From: Francois Le Faucheur (flefauch) [mailto:flefauch@cisco.com]
Sent: Friday, August 03, 2012 8:15 AM
To: ramki Krishnan
Cc: Francois Le Faucheur (flefauch); cdni@ietf.org<mailto:cdni@ietf.org>; K=
evin J Ma; Ram Krishnan; Bhumip.Khasnabish@zte.com.cn<mailto:Bhumip.Khasnab=
ish@zte.com.cn>
Subject: Re: [CDNi] Long Tail personalized content delivery over CDN Interc=
onnections


On 3 Aug 2012, at 17:04, ramki Krishnan wrote:

Hi Kevin,

Thanks a lot for your comments. Please see response below

Kevin:
>>Wrt CDNI, what is it that draft-krishnan-cdni-long-tail-00 is proposing?
>>The CDNI requirements (specifically META-14) already discuss distribution=
 control policies, including preventing delegation.  Beyond the ability to =
>>prevent delegation, are you proposing that CDNs be required to implement =
analytics-based delegation policies?  That seems somewhat beyond our scope.

Ramki:
The CDNi req META-14 is about the selection of dCDN, but what long tail dra=
ft is proposing is the selection of uCDN

the selection of uCDN by whom?

based on the content attribute, i.e. whether the content is long tail perso=
nalized or not. The long tail draft also brings in the concept of no cachin=
g in the uCDN

The intra-CDN decision of the uCDN to cache or not is generally outside the=
 scope of CDNI. We are not disagreeing that the uCDN may elect to not cache=
 some content (and in that case to not redirect to a dCDN), but this does n=
ot seem directly related to CDNI.

and dCDN for certain types of content based on the content attribute, for e=
.g. long tail personalized content. The impacts of this on CDNi request rou=
ting is also explained.

Can you summarize again very briefly the interaction you see between the de=
sire to not cache some content and the CDNI interfaces? (when discussing Re=
quest Routing, please separate the impact you see on the Request Routing/Re=
direction interface vs Request Routing/Footprint & Cap Interface).

Thanks


Thanks, ramki

From: Bhumip Khasnabish [mailto:vumip1@gmail.com]
Sent: Tuesday, July 31, 2012 10:55 AM
To: cdni@ietf.org<mailto:cdni@ietf.org>
Cc: Ram Krishnan; ramki Krishnan; li.mian@zte.com.cn<mailto:li.mian@zte.com=
.cn>
Subject: Fwd: Long Tail personalized content delivery over CDN Interconnect=
ions


FYI.. looking for comments and suggestions on delivery of
the most popular to long tail personalized content over CDNI.

This document presents the issues and suggests solutions in delivering long=
 tail
personalized content in CDN Interconnection scenarios. Thanks a lot.

+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++=
++++++++++++++++++++
I-D Action: draft-krishnan-cdni-long-tail-00.txt
________________________________

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 *   Subject: I-D Action: draft-krishnan-cdni-long-tail-00.txt
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>
 *   Date: Mon, 30 Jul 2012 16:49:30 -0700
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________________________________

A New Internet-Draft is available from the on-line Internet-Drafts director=
ies.





        Title           : Long Tail personalized content delivery over CDN =
Interconnections

        Author(s)       : Ram Krishnan

                          Mian Li

                          Bhumip Khasnabish

        Filename        : draft-krishnan-cdni-long-tail-00.txt

        Pages           : 7

        Date            : 2012-07-30



Abstract:

   The content desire of users is evolving from most popular to long

   tail personalized content. This document presents the issues and

   suggests solutions in delivering long tail personalized content in

   CDN Interconnection scenarios.





The IETF datatracker status page for this draft is:

https://datatracker.ietf.org/doc/draft-krishnan-cdni-long-tail



There's also a htmlized version available at:

http://tools.ietf.org/html/draft-krishnan-cdni-long-tail-00





Internet-Drafts are also available by anonymous FTP at:

ftp://ftp.ietf.org/internet-drafts/
_______________________________________________
CDNi mailing list
CDNi@ietf.org<mailto:CDNi@ietf.org>
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nk=3Dpurple><div class=3DWordSection1><p class=3DMsoNormal><span style=3D'f=
ont-family:"Calibri","sans-serif"'>All,<o:p></o:p></span></p><p class=3DMso=
Normal><span style=3D'font-family:"Calibri","sans-serif"'><o:p>&nbsp;</o:p>=
</span></p><p class=3DMsoNormal><span style=3D'font-family:"Calibri","sans-=
serif"'>Thanks for the comments so far. A latest version of the draft is po=
sted at <a href=3D"http://datatracker.ietf.org/doc/draft-krishnan-cdni-long=
-tail/"><span style=3D'color:windowtext'>http://datatracker.ietf.org/doc/dr=
aft-krishnan-cdni-long-tail/</span></a>. Kindly review and comment.<o:p></o=
:p></span></p><p class=3DMsoNormal><span style=3D'font-family:"Calibri","sa=
ns-serif"'><o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal><span style=3D'=
font-family:"Calibri","sans-serif"'>thanks, ramki<o:p></o:p></span></p><p c=
lass=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Arial","sans-=
serif";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=3D=
MsoNormal><b><span style=3D'font-size:10.0pt;font-family:"Tahoma","sans-ser=
if"'>From:</span></b><span style=3D'font-size:10.0pt;font-family:"Tahoma","=
sans-serif"'> ramki Krishnan <br><b>Sent:</b> Wednesday, September 05, 2012=
 3:59 PM<br><b>To:</b> 'Francois Le Faucheur (flefauch)'<br><b>Cc:</b> 'Bhu=
mip.Khasnabish@zte.com.cn'; 'li.mian@zte.com.cn'; 'Richard_Woundy@cable.com=
cast.com'<br><b>Subject:</b> FW: [CDNi] Long Tail personalized content deli=
very over CDN Interconnections<o:p></o:p></span></p></div></div><p class=3D=
MsoNormal><o:p>&nbsp;</o:p></p><p class=3DMsoNormal><span style=3D'font-siz=
e:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Hi Francois,<o:p><=
/o:p></span></p><p class=3DMsoNormal><span style=3D'font-size:11.0pt;font-f=
amily:"Arial","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><p cl=
ass=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Arial","sans-s=
erif";color:#1F497D'>A gentle reminder &#8230; kindly review and comment at=
 your earliest convenience.<o:p></o:p></span></p><p class=3DMsoNormal><span=
 style=3D'font-size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'>=
<o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal><span style=3D'font-size:1=
1.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Thanks, ramki<o:p></o=
:p></span></p><p class=3DMsoNormal><span style=3D'font-size:11.0pt;font-fam=
ily:"Arial","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><div><d=
iv style=3D'border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0i=
n 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"'> ramki Krishnan <br><b>Sent:</b> Wednesday, =
August 29, 2012 9:07 PM<br><b>To:</b> 'Francois Le Faucheur (flefauch)'<br>=
<b>Cc:</b> <a href=3D"mailto:Bhumip.Khasnabish@zte.com.cn">Bhumip.Khasnabis=
h@zte.com.cn</a>; 'li.mian@zte.com.cn'; 'Richard_Woundy@cable.comcast.com'<=
br><b>Subject:</b> RE: [CDNi] Long Tail personalized content delivery over =
CDN Interconnections<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;f=
ont-family:"Arial","sans-serif";color:#1F497D'>Hi Francois,<o:p></o:p></spa=
n></p><p class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Ari=
al","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=3DMsoN=
ormal><span style=3D'font-size:11.0pt;font-family:"Arial","sans-serif";colo=
r:#1F497D'>Please find updated draft attached. For convenience, I have desc=
ribed inline the Metadata interface requirements and Request routing interf=
ace changes.<o:p></o:p></span></p><p class=3DMsoNormal><span style=3D'font-=
size:11.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p>&nbsp;</o:=
p></span></p><pre><b><i><u><span style=3D'font-size:12.0pt;color:black'>Met=
adata interface requirement <o:p></o:p></span></u></i></b></pre><pre style=
=3D'margin-left:.55in'><span style=3D'font-size:12.0pt;color:black'>The CDN=
I Metadata Distribution interface shall provide indication by the downstrea=
m CDN (dCDN) to the upstream CDN (uCDN) whether the content should be cache=
d or not cached in the dCDN. This information should be on a per URL basis.=
 The default behavior would be to cache the content in the dCDN<o:p></o:p><=
/span></pre><p class=3DMsoNormal><span style=3D'font-size:11.0pt;font-famil=
y:"Arial","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><pre><spa=
n style=3D'font-size:12.0pt'>Referring to the example in Fig. 2, Section 3 =
<span style=3D'color:black'>[I-D.ietf-cdni-framework]; it sh</span>ows Oper=
ator A as the uCDN and Operator B as the dCDN, where the former has a relat=
ionship with a content provider and the latter being the best CDN to delive=
r content to the end-user. Referring to the HTTP example in Fig. 3, Section=
 3.2 <span style=3D'color:black'>[I-D.ietf-cdni-framework]; <o:p></o:p></sp=
an></span></pre><pre><b><i><u><span style=3D'font-size:12.0pt;color:black'>=
Request routing interface changes <o:p></o:p></span></u></i></b></pre><pre =
style=3D'margin-left:.55in'><span style=3D'font-size:12.0pt;color:black'>St=
ep 2: A Request Router for Operator A processes the HTTP request. The HTTP =
URL metadata is looked up in a metadata database. For long tail personalize=
d content, the metadata database lookup result indicates that the content s=
hould not be cached by the dCDN. The Request Router for Operator A recogniz=
es that the end-user is best served by the uCDN without any caching the in =
dCDN and returns a 302 redirect message with the URL of Operator A delivery=
 node. The end-user proceeds to retrieve the data from Operator A delivery =
node.<o:p></o:p></span></pre><p class=3DMsoNormal><span style=3D'font-size:=
11.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p>&nbsp;</o:p></s=
pan></p><p class=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"A=
rial","sans-serif";color:#1F497D'>Thanks, ramki<o:p></o:p></span></p><p cla=
ss=3DMsoNormal><span style=3D'font-size:11.0pt;font-family:"Arial","sans-se=
rif";color:#1F497D'><o:p>&nbsp;</o:p></span></p><p class=3DMsoNormal><span =
style=3D'font-size:11.0pt;font-family:"Arial","sans-serif";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 styl=
e=3D'font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><s=
pan style=3D'font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Francois =
Le Faucheur (flefauch) [<a href=3D"mailto:flefauch@cisco.com">mailto:flefau=
ch@cisco.com</a>] <br><b>Sent:</b> Friday, August 03, 2012 8:15 AM<br><b>To=
:</b> ramki Krishnan<br><b>Cc:</b> Francois Le Faucheur (flefauch); <a href=
=3D"mailto:cdni@ietf.org">cdni@ietf.org</a>; Kevin J Ma; Ram Krishnan; <a h=
ref=3D"mailto:Bhumip.Khasnabish@zte.com.cn">Bhumip.Khasnabish@zte.com.cn</a=
><br><b>Subject:</b> Re: [CDNi] Long Tail personalized content delivery ove=
r CDN Interconnections<o:p></o:p></span></p></div></div><p class=3DMsoNorma=
l><o:p>&nbsp;</o:p></p><p class=3DMsoNormal><o:p>&nbsp;</o:p></p><div><div>=
<p class=3DMsoNormal>On 3 Aug 2012, at 17:04, ramki Krishnan wrote:<o:p></o=
:p></p></div><p class=3DMsoNormal style=3D'margin-bottom:12.0pt'><o:p>&nbsp=
;</o:p></p><div><div><p class=3DMsoNormal><span style=3D'font-family:"Calib=
ri","sans-serif"'>Hi Kevin,</span><span style=3D'font-size:11.0pt;font-fami=
ly:"Arial","sans-serif"'><o:p></o:p></span></p></div><div><p class=3DMsoNor=
mal><span style=3D'font-family:"Calibri","sans-serif"'>&nbsp;</span><span s=
tyle=3D'font-size:11.0pt;font-family:"Arial","sans-serif"'><o:p></o:p></spa=
n></p></div><div><p class=3DMsoNormal><span style=3D'font-family:"Calibri",=
"sans-serif"'>Thanks a lot for your comments. Please see response below</sp=
an><span style=3D'font-size:11.0pt;font-family:"Arial","sans-serif"'><o:p><=
/o:p></span></p></div><div><p class=3DMsoNormal><span style=3D'font-family:=
"Calibri","sans-serif"'>&nbsp;</span><span style=3D'font-size:11.0pt;font-f=
amily:"Arial","sans-serif"'><o:p></o:p></span></p></div><div><p class=3DMso=
Normal><span style=3D'font-family:"Calibri","sans-serif"'>Kevin:</span><spa=
n style=3D'font-size:11.0pt;font-family:"Arial","sans-serif"'><o:p></o:p></=
span></p></div><div><p class=3DMsoNormal><span style=3D'font-family:"Calibr=
i","sans-serif"'>&gt;&gt;Wrt CDNI, what is it that draft-krishnan-cdni-long=
-tail-00 is proposing?</span><span style=3D'font-size:11.0pt;font-family:"A=
rial","sans-serif"'><o:p></o:p></span></p></div><div><p class=3DMsoNormal><=
span style=3D'font-family:"Calibri","sans-serif"'>&gt;&gt;The CDNI requirem=
ents (specifically META-14) already discuss distribution control policies, =
including preventing delegation.&nbsp; Beyond the ability to &gt;&gt;preven=
t delegation, are you proposing that CDNs be required to implement analytic=
s-based delegation policies?&nbsp; That seems somewhat beyond our scope.</s=
pan><span style=3D'font-size:11.0pt;font-family:"Arial","sans-serif"'><o:p>=
</o:p></span></p></div><div><p class=3DMsoNormal><span style=3D'font-family=
:"Calibri","sans-serif"'>&nbsp;</span><o:p></o:p></p></div><div><p class=3D=
MsoNormal><span style=3D'font-family:"Calibri","sans-serif"'>Ramki:</span><=
o:p></o:p></p></div><div><p class=3DMsoNormal><span style=3D'font-family:"C=
alibri","sans-serif"'>The CDNi req META-14 is about the selection of dCDN, =
but what long tail draft is proposing is the selection of uCDN </span><o:p>=
</o:p></p></div></div><div><p class=3DMsoNormal><o:p>&nbsp;</o:p></p></div>=
<div><p class=3DMsoNormal>the selection of uCDN by whom?<o:p></o:p></p></di=
v><p class=3DMsoNormal style=3D'margin-bottom:12.0pt'><o:p>&nbsp;</o:p></p>=
<div><div><p class=3DMsoNormal><span style=3D'font-family:"Calibri","sans-s=
erif"'>based on the content attribute, i.e. whether the content is long tai=
l personalized or not. The long tail draft also brings in the concept of no=
 caching in the uCDN </span><o:p></o:p></p></div></div><div><p class=3DMsoN=
ormal><o:p>&nbsp;</o:p></p></div><div><p class=3DMsoNormal>The intra-CDN de=
cision of the uCDN to cache or not is generally outside the scope of CDNI. =
We are not disagreeing that the uCDN may elect to not cache some content (a=
nd in that case to not redirect to a dCDN), but this does not seem directly=
 related to CDNI.<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><div><p class=3DMsoNormal><span style=3D'font-family:"Calibri","sans-s=
erif"'>and dCDN for certain types of content based on the content attribute=
, for e.g. long tail personalized content. The impacts of this on CDNi requ=
est routing is also explained.<span class=3Dapple-converted-space>&nbsp;</s=
pan></span><o:p></o:p></p></div></div></blockquote><div><p class=3DMsoNorma=
l><o:p>&nbsp;</o:p></p></div><div><p class=3DMsoNormal>Can you summarize ag=
ain very briefly the interaction you see between the desire to not cache so=
me content and the CDNI interfaces? (when discussing Request Routing, pleas=
e separate the impact you see on the Request Routing/Redirection interface =
vs Request Routing/Footprint &amp; Cap Interface).<o:p></o:p></p></div><div=
><p class=3DMsoNormal><o:p>&nbsp;</o:p></p></div><div><p class=3DMsoNormal>=
Thanks<o:p></o:p></p></div><p class=3DMsoNormal style=3D'margin-bottom:12.0=
pt'><o:p>&nbsp;</o:p></p><div><div><p class=3DMsoNormal style=3D'margin-bot=
tom:12.0pt'><o:p>&nbsp;</o:p></p></div><div><p class=3DMsoNormal><span styl=
e=3D'font-family:"Calibri","sans-serif"'>Thanks, ramki</span><o:p></o:p></p=
></div><div><p class=3DMsoNormal><span style=3D'font-size:11.0pt;font-famil=
y:"Arial","sans-serif"'>&nbsp;</span><o:p></o:p></p></div><div style=3D'bor=
der:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in;border-wi=
dth:initial;border-color:initial'><div><p class=3DMsoNormal><b><span style=
=3D'font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><sp=
an class=3Dapple-converted-space><span style=3D'font-size:10.0pt;font-famil=
y:"Tahoma","sans-serif"'>&nbsp;</span></span><span style=3D'font-size:10.0p=
t;font-family:"Tahoma","sans-serif"'>Bhumip Khasnabish [<a href=3D"mailto:v=
umip1@gmail.com">mailto:vumip1@gmail.com</a>]<span class=3Dapple-converted-=
space>&nbsp;</span><br><b>Sent:</b><span class=3Dapple-converted-space>&nbs=
p;</span>Tuesday, July 31, 2012 10:55 AM<br><b>To:</b><span class=3Dapple-c=
onverted-space>&nbsp;</span><a href=3D"mailto:cdni@ietf.org">cdni@ietf.org<=
/a><br><b>Cc:</b><span class=3Dapple-converted-space>&nbsp;</span>Ram Krish=
nan; ramki Krishnan;<span class=3Dapple-converted-space>&nbsp;</span><a hre=
f=3D"mailto:li.mian@zte.com.cn">li.mian@zte.com.cn</a><br><b>Subject:</b><s=
pan class=3Dapple-converted-space>&nbsp;</span>Fwd: Long Tail personalized =
content delivery over CDN Interconnections</span><o:p></o:p></p></div></div=
><div><p class=3DMsoNormal>&nbsp;<o:p></o:p></p></div><div><div><p class=3D=
MsoNormal>&nbsp;<o:p></o:p></p></div></div><div><div><p class=3DMsoNormal><=
span style=3D'color:#000099'>FYI.. looking for comments and suggestions on =
delivery of</span><o:p></o:p></p></div></div><div><div><p class=3DMsoNormal=
><span style=3D'color:#000099'>the most popular to long tail personalized c=
ontent over CDNI.</span><o:p></o:p></p></div></div><div><div><p class=3DMso=
Normal>&nbsp;<o:p></o:p></p></div></div><div><div><p class=3DMsoNormal><spa=
n style=3D'color:#000099'>This document presents the issues and suggests so=
lutions in delivering long tail</span><o:p></o:p></p></div></div><div><div>=
<p class=3DMsoNormal><span style=3D'color:#000099'>personalized content in =
CDN Interconnection scenarios. Thanks a lot.</span><o:p></o:p></p></div></d=
iv><div><div><p class=3DMsoNormal><br clear=3Dall>+++++++++++++++++++++++++=
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++<o:p>=
</o:p></p></div></div><h1>I-D Action: draft-krishnan-cdni-long-tail-00.txt<=
o:p></o:p></h1><div class=3DMsoNormal align=3Dcenter style=3D'text-align:ce=
nter'><hr size=3D2 width=3D"100%" align=3Dcenter></div><span style=3D'font-=
size:12.0pt;font-family:"Times New Roman","serif"'><ul style=3D'margin-top:=
0in' type=3Ddisc><li class=3DMsoNormal style=3D'mso-list:l0 level1 lfo3'><e=
m>To</em>:<span class=3Dapple-converted-space>&nbsp;</span><a href=3D"mailt=
o:i-d-announce@DOMAIN.HIDDEN" target=3D"_blank">i-d-announce at ietf.org</a=
><o:p></o:p></li><li class=3DMsoNormal style=3D'mso-list:l0 level1 lfo3'><e=
m>Subject</em>: I-D Action: draft-krishnan-cdni-long-tail-00.txt<o:p></o:p>=
</li><li class=3DMsoNormal style=3D'mso-list:l0 level1 lfo3'><em>From</em>:=
<span class=3Dapple-converted-space>&nbsp;</span><a href=3D"mailto:internet=
-drafts@DOMAIN.HIDDEN" target=3D"_blank">internet-drafts at ietf.org</a><o:=
p></o:p></li><li class=3DMsoNormal style=3D'mso-list:l0 level1 lfo3'><em>Da=
te</em>: Mon, 30 Jul 2012 16:49:30 -0700<o:p></o:p></li><li class=3DMsoNorm=
al style=3D'mso-list:l0 level1 lfo3'><em>Delivered-to</em>:<span class=3Dap=
ple-converted-space>&nbsp;</span><a href=3D"mailto:i-d-announce@DOMAIN.HIDD=
EN" target=3D"_blank">i-d-announce at ietfa.amsl.com</a><o:p></o:p></li><li=
 class=3DMsoNormal style=3D'mso-list:l0 level1 lfo3'><em>List-archive</em>:=
 &lt;<a href=3D"http://www.ietf.org/mail-archive/web/i-d-announce" target=
=3D"_blank">http://www.ietf.org/mail-archive/web/i-d-announce</a>&gt;<o:p><=
/o:p></li><li class=3DMsoNormal style=3D'mso-list:l0 level1 lfo3'><em>List-=
help</em>: &lt;<a href=3D"mailto:i-d-announce-request@ietf.org?subject=3Dhe=
lp" target=3D"_blank">mailto:i-d-announce-request@ietf.org?subject=3Dhelp</=
a>&gt;<o:p></o:p></li><li class=3DMsoNormal style=3D'mso-list:l0 level1 lfo=
3'><em>List-id</em>: Internet Draft Announcements only &lt;<a href=3D"http:=
//i-d-announce.ietf.org/" target=3D"_blank">i-d-announce.ietf.org</a>&gt;<o=
:p></o:p></li><li class=3DMsoNormal style=3D'mso-list:l0 level1 lfo3'><em>L=
ist-post</em>: &lt;<a href=3D"mailto:i-d-announce@ietf.org" target=3D"_blan=
k">mailto:i-d-announce@ietf.org</a>&gt;<o:p></o:p></li><li class=3DMsoNorma=
l style=3D'mso-list:l0 level1 lfo3'><em>List-subscribe</em>: &lt;<a href=3D=
"https://www.ietf.org/mailman/listinfo/i-d-announce" target=3D"_blank">http=
s://www.ietf.org/mailman/listinfo/i-d-announce</a>&gt;, &lt;<a href=3D"mail=
to:i-d-announce-request@ietf.org?subject=3Dsubscribe" target=3D"_blank">mai=
lto:i-d-announce-request@ietf.org?subject=3Dsubscribe</a>&gt;<o:p></o:p></l=
i><li class=3DMsoNormal style=3D'mso-list:l0 level1 lfo3'><em>List-unsubscr=
ibe</em>: &lt;<a href=3D"https://www.ietf.org/mailman/options/i-d-announce"=
 target=3D"_blank">https://www.ietf.org/mailman/options/i-d-announce</a>&gt=
;, &lt;<a href=3D"mailto:i-d-announce-request@ietf.org?subject=3Dunsubscrib=
e" target=3D"_blank">mailto:i-d-announce-request@ietf.org?subject=3Dunsubsc=
ribe</a>&gt;<o:p></o:p></li><li class=3DMsoNormal style=3D'mso-list:l0 leve=
l1 lfo3'><em>Reply-to</em>:<span class=3Dapple-converted-space>&nbsp;</span=
><a href=3D"mailto:internet-drafts@DOMAIN.HIDDEN" target=3D"_blank">interne=
t-drafts at ietf.org</a><o:p></o:p></li></ul></span><div class=3DMsoNormal =
align=3Dcenter style=3D'text-align:center'><hr size=3D2 width=3D"100%" alig=
n=3Dcenter></div><pre>A New Internet-Draft is available from the on-line In=
ternet-Drafts directories.<o:p></o:p></pre><pre>&nbsp;<o:p></o:p></pre><pre=
>&nbsp;<o:p></o:p></pre><pre>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Tit=
le&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; : Long Tail =
personalized content delivery over CDN Interconnections<o:p></o:p></pre><pr=
e>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Author(s)&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp;&nbsp; : Ram Krishnan<o:p></o:p></pre><pre>&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; Mian Li<o:p></o:p></pr=
e><pre>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&n=
bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp=
;&nbsp; Bhumip Khasnabish<o:p></o:p></pre><pre>&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp; Filename&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; : draft-k=
rishnan-cdni-long-tail-00.txt<o:p></o:p></pre><pre>&nbsp;&nbsp;&nbsp;&nbsp;=
&nbsp;&nbsp;&nbsp; Pages&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nb=
sp;&nbsp; : 7<o:p></o:p></pre><pre>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbs=
p; Date&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; :=
 2012-07-30<o:p></o:p></pre><pre>&nbsp;<o:p></o:p></pre><pre>Abstract:<o:p>=
</o:p></pre><pre>&nbsp;&nbsp; The content desire of users is evolving from =
most popular to long<o:p></o:p></pre><pre>&nbsp;&nbsp; tail personalized co=
ntent. This document presents the issues and<o:p></o:p></pre><pre>&nbsp;&nb=
sp; suggests solutions in delivering long tail personalized content in<o:p>=
</o:p></pre><pre>&nbsp;&nbsp; CDN Interconnection scenarios.<o:p></o:p></pr=
e><pre>&nbsp;<o:p></o:p></pre><pre>&nbsp;<o:p></o:p></pre><pre>The IETF dat=
atracker status page for this draft is:<o:p></o:p></pre><pre><a href=3D"htt=
ps://datatracker.ietf.org/doc/draft-krishnan-cdni-long-tail" target=3D"_bla=
nk">https://datatracker.ietf.org/doc/draft-krishnan-cdni-long-tail</a><o:p>=
</o:p></pre><pre>&nbsp;<o:p></o:p></pre><pre>There's also a htmlized versio=
n available at:<o:p></o:p></pre><pre><a href=3D"http://tools.ietf.org/html/=
draft-krishnan-cdni-long-tail-00" target=3D"_blank">http://tools.ietf.org/h=
tml/draft-krishnan-cdni-long-tail-00</a><o:p></o:p></pre><pre>&nbsp;<o:p></=
o:p></pre><pre>&nbsp;<o:p></o:p></pre><pre>Internet-Drafts are also availab=
le by anonymous FTP at:<o:p></o:p></pre><pre><a href=3D"ftp://ftp.ietf.org/=
internet-drafts/" target=3D"_blank">ftp://ftp.ietf.org/internet-drafts/</a>=
<o:p></o:p></pre><p class=3DMsoNormal><span style=3D'font-size:13.5pt;font-=
family:"Helvetica","sans-serif"'>__________________________________________=
_____<br>CDNi mailing list<br><a href=3D"mailto:CDNi@ietf.org">CDNi@ietf.or=
g</a><br><a href=3D"https://www.ietf.org/mailman/listinfo/cdni">https://www=
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ss=3DMsoNormal><o:p>&nbsp;</o:p></p></div></body></html>=

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From ben@niven-jenkins.co.uk  Sat Sep  8 09:45:02 2012
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Subject: Re: [CDNi] Long Tail personalized content delivery over CDN Interconnections
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Ramki,

On 8 Sep 2012, at 15:35, ramki Krishnan wrote:

> All,
> =20
> Thanks for the comments so far. A latest version of the draft is =
posted athttp://datatracker.ietf.org/doc/draft-krishnan-cdni-long-tail/. =
Kindly review and comment.

It is not clear to me what the draft is trying to articulate or the real =
problem it is trying to describe.

It starts by describing a problem case where long tail personalised =
content is not cacheable but then goes on to describe requirements to =
enable a dCDN to indicate to a uCDN which URLs the dCDN won't bother to =
cache.

I don't really see how the first leads to the second, i.e. how is the =
dCDN supposed to know a given URL is "long tail personalised" and =
therefore uncacheable?=20

Furthermore it is not clear to me why "long tail personalised" content =
is a special case. What about "short tail personalised" content?

I think you need to better describe the underlying problem/use case you =
are trying to solve before starting to define additional requirements to =
place on the CDNI specifications.

Ben

> =20
> thanks, ramki
> =20
> From: ramki Krishnan=20
> Sent: Wednesday, September 05, 2012 3:59 PM
> To: 'Francois Le Faucheur (flefauch)'
> Cc: 'Bhumip.Khasnabish@zte.com.cn'; =
'li.mian@zte.com.cn';'Richard_Woundy@cable.comcast.com'
> Subject: FW: [CDNi] Long Tail personalized content delivery over CDN =
Interconnections
> =20
> Hi Francois,
> =20
> A gentle reminder =85 kindly review and comment at your earliest =
convenience.
> =20
> Thanks, ramki
> =20
> From: ramki Krishnan=20
> Sent: Wednesday, August 29, 2012 9:07 PM
> To: 'Francois Le Faucheur (flefauch)'
> Cc: Bhumip.Khasnabish@zte.com.cn; =
'li.mian@zte.com.cn';'Richard_Woundy@cable.comcast.com'
> Subject: RE: [CDNi] Long Tail personalized content delivery over CDN =
Interconnections
> =20
> Hi Francois,
> =20
> Please find updated draft attached. For convenience, I have described =
inline the Metadata interface requirements and Request routing interface =
changes.
> =20
> Metadata interface requirement=20
> The CDNI Metadata Distribution interface shall provide indication by =
the downstream CDN (dCDN) to the upstream CDN (uCDN) whether the content =
should be cached or not cached in the dCDN. This information should be =
on a per URL basis. The default behavior would be to cache the content =
in the dCDN
> =20
> Referring to the example in Fig. 2, Section 3 =
[I-D.ietf-cdni-framework]; it shows Operator A as the uCDN and Operator =
B as the dCDN, where the former has a relationship with a content =
provider and the latter being the best CDN to deliver content to the =
end-user. Referring to the HTTP example in Fig. 3, Section 3.2 =
[I-D.ietf-cdni-framework];=20
> Request routing interface changes=20
> Step 2: A Request Router for Operator A processes the HTTP request. =
The HTTP URL metadata is looked up in a metadata database. For long tail =
personalized content, the metadata database lookup result indicates that =
the content should not be cached by the dCDN. The Request Router for =
Operator A recognizes that the end-user is best served by the uCDN =
without any caching the in dCDN and returns a 302 redirect message with =
the URL of Operator A delivery node. The end-user proceeds to retrieve =
the data from Operator A delivery node.
> =20
> Thanks, ramki
> =20
> =20
> From: Francois Le Faucheur (flefauch) [mailto:flefauch@cisco.com]=20
> Sent: Friday, August 03, 2012 8:15 AM
> To: ramki Krishnan
> Cc: Francois Le Faucheur (flefauch); cdni@ietf.org; Kevin J Ma; Ram =
Krishnan;Bhumip.Khasnabish@zte.com.cn
> Subject: Re: [CDNi] Long Tail personalized content delivery over CDN =
Interconnections
> =20
> =20
> On 3 Aug 2012, at 17:04, ramki Krishnan wrote:
> =20
>=20
> Hi Kevin,
> =20
> Thanks a lot for your comments. Please see response below
> =20
> Kevin:
> >>Wrt CDNI, what is it that draft-krishnan-cdni-long-tail-00 is =
proposing?
> >>The CDNI requirements (specifically META-14) already discuss =
distribution control policies, including preventing delegation.  Beyond =
the ability to >>prevent delegation, are you proposing that CDNs be =
required to implement analytics-based delegation policies?  That seems =
somewhat beyond our scope.
> =20
> Ramki:
> The CDNi req META-14 is about the selection of dCDN, but what long =
tail draft is proposing is the selection of uCDN
> =20
> the selection of uCDN by whom?
> =20
>=20
> based on the content attribute, i.e. whether the content is long tail =
personalized or not. The long tail draft also brings in the concept of =
no caching in the uCDN
> =20
> The intra-CDN decision of the uCDN to cache or not is generally =
outside the scope of CDNI. We are not disagreeing that the uCDN may =
elect to not cache some content (and in that case to not redirect to a =
dCDN), but this does not seem directly related to CDNI.
> =20
> and dCDN for certain types of content based on the content attribute, =
for e.g. long tail personalized content. The impacts of this on CDNi =
request routing is also explained.=20
> =20
> Can you summarize again very briefly the interaction you see between =
the desire to not cache some content and the CDNI interfaces? (when =
discussing Request Routing, please separate the impact you see on the =
Request Routing/Redirection interface vs Request Routing/Footprint & Cap =
Interface).
> =20
> Thanks
> =20
>=20
> =20
>=20
> Thanks, ramki
> =20
> From: Bhumip Khasnabish [mailto:vumip1@gmail.com]=20
> Sent: Tuesday, July 31, 2012 10:55 AM
> To: cdni@ietf.org
> Cc: Ram Krishnan; ramki Krishnan; li.mian@zte.com.cn
> Subject: Fwd: Long Tail personalized content delivery over CDN =
Interconnections
> =20
> =20
> FYI.. looking for comments and suggestions on delivery of
> the most popular to long tail personalized content over CDNI.
> =20
> This document presents the issues and suggests solutions in delivering =
long tail
> personalized content in CDN Interconnection scenarios. Thanks a lot.
>=20
> =
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++=
+++++++++++++++++++++
> I-D Action: draft-krishnan-cdni-long-tail-00.txt
>=20
> 	=95 To: i-d-announce at ietf.org
> 	=95 Subject: I-D Action: draft-krishnan-cdni-long-tail-00.txt
> 	=95 From: internet-drafts at ietf.org
> 	=95 Date: Mon, 30 Jul 2012 16:49:30 -0700
> 	=95 Delivered-to: i-d-announce at ietfa.amsl.com
> 	=95 List-archive: =
<http://www.ietf.org/mail-archive/web/i-d-announce>
> 	=95 List-help: =
<mailto:i-d-announce-request@ietf.org?subject=3Dhelp>
> 	=95 List-id: Internet Draft Announcements only =
<i-d-announce.ietf.org>
> 	=95 List-post: <mailto:i-d-announce@ietf.org>
> 	=95 List-subscribe: =
<https://www.ietf.org/mailman/listinfo/i-d-announce>, =
<mailto:i-d-announce-request@ietf.org?subject=3Dsubscribe>
> 	=95 List-unsubscribe: =
<https://www.ietf.org/mailman/options/i-d-announce>, =
<mailto:i-d-announce-request@ietf.org?subject=3Dunsubscribe>
> 	=95 Reply-to: internet-drafts at ietf.org
> A New Internet-Draft is available from the on-line Internet-Drafts =
directories.
> =20
> =20
>         Title           : Long Tail personalized content delivery over =
CDN Interconnections
>         Author(s)       : Ram Krishnan
>                           Mian Li
>                           Bhumip Khasnabish
>         Filename        : draft-krishnan-cdni-long-tail-00.txt
>         Pages           : 7
>         Date            : 2012-07-30
> =20
> Abstract:
>    The content desire of users is evolving from most popular to long
>    tail personalized content. This document presents the issues and
>    suggests solutions in delivering long tail personalized content in
>    CDN Interconnection scenarios.
> =20
> =20
> The IETF datatracker status page for this draft is:
> https://datatracker.ietf.org/doc/draft-krishnan-cdni-long-tail
> =20
> There's also a htmlized version available at:
> http://tools.ietf.org/html/draft-krishnan-cdni-long-tail-00
> =20
> =20
> Internet-Drafts are also available by anonymous FTP at:
> ftp://ftp.ietf.org/internet-drafts/
> _______________________________________________
> CDNi mailing list
> CDNi@ietf.org
> https://www.ietf.org/mailman/listinfo/cdni
> =20
> _______________________________________________
> CDNi mailing list
> CDNi@ietf.org
> https://www.ietf.org/mailman/listinfo/cdni


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From: "Francois Le Faucheur (flefauch)" <flefauch@cisco.com>
To: "Francois Le Faucheur (flefauch)" <flefauch@cisco.com>
Thread-Topic: IETF-84 CDNI final Minutes posted
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Subject: [CDNi] IETF-84 CDNI final Minutes posted
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Hello,

The minutes posted at http://www.ietf.org/proceedings/84/minutes/minutes-84=
-cdni are now the final minutes.

Cheers

Francois & Rich

On 10 Aug 2012, at 10:59, Francois Le Faucheur (flefauch) wrote:

> Hi,
>=20
> The draft minutes of our CDNI WG meetings during IETF-84 have been posted=
:=20
> http://www.ietf.org/proceedings/84/minutes/minutes-84-cdni
> Please send your comments/corrections as needed.
>=20
> Thanks again to our scribe Gilles for taking notes during the meeting.
>=20
> The complete audio recording of the two sessions are available from:
> http://www.ietf.org/audio/ietf84/
>=20
> Francois & Rich
> _______________________________________________
> CDNi mailing list
> CDNi@ietf.org
> https://www.ietf.org/mailman/listinfo/cdni


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Subject: Re: [CDNi] Vancouver decisions on CDNI and HTTP Adaptive Bitrate Streaming (HAS)
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All,
The Vancouver WG decision to move ahead along the recommendations detailed =
in draft-brandenburg-cdni-has-03.txt (wrt to HAS) is now considered final.

To cdni-framework editors and cdni-requirements editors,
Please ensure that the next version of these documents is brought in full a=
lignment with this decision.

Cheers

Francois & Rich



On 10 Aug 2012, at 11:57, Francois Le Faucheur (flefauch) wrote:

> Folks,
>=20
> As documented in the draft minutes of the Vancouver CDNI meeting, based o=
n the corresponding "Hum test", we have established a tentative WG decision=
 to move ahead along the recommendations detailed in draft-brandenburg-cdni=
-has-03.txt. This decision will be considered final unless we hear substant=
iated arguments against it on the list by the end of the month.
>=20
> Cheers
>=20
> Francois & Rich
>=20
>=20
> On 23 Jul 2012, at 13:14, Francois Le Faucheur wrote:
>=20
>> Folks,
>>=20
>> In line with the approach agreed in Paris, a lot of work has gone since =
into analysing the options for how the different CDNI interfaces could/shou=
ld handle HTTP Adaptive Bitrate Streaming (HAS) and in documenting this ana=
lysis as well as recommendations to facilitate WG decisions. This includes =
the work of the extended design team that held three virtual meetings since=
 Paris, as well as the work from Ray (and co-authors) in revving up draft-b=
randenburg-cdni-has multiple times accordingly.
>>=20
>> Our objective for Vancouver is to reach tentative agreement on how the d=
ifferent CDNI interfaces are to handle HAS. To maximise our chances of succ=
ess, we'd like to request that people who want to contribute into that disc=
ussion do read draft-brandenburg-cdni-has-03 before Vancouver, and engage i=
nto as much clarification/discussion as possible on the list before Vancouv=
er.
>>=20
>> In Vancouver, Ray and co-authors will give a brief recap of the options,=
 their pros-and-cons and of the recommendations, in order to try bring ever=
yone up to speed. But it is a complex topic, with a lot of subtle ramificat=
ions, and we feel the only way to have a constructive discussion in a const=
rain timeslot is if everyone shares a similar base level of terminology/und=
erstanding. This is why we request that people be familar with the latest v=
ersion of draft-brandenburg-cdni-has (ie -03).
>>=20
>> Note that for each of the dimensions analysed in draft-brandenburg-cdni-=
has, there is a subsection highlighing the recommendations for that dimensi=
on (specifically sections 3.1.3, 3.2.3, 3.3.3 , 3.4.3 and 3.5.9).
>>=20
>> In the context of that discussion, I would also like everyone to keep in=
 mind the following statement from our charter:
>> "
>> The CDNI WG aims at delivering a targeted, deployable solution in a shor=
t timeframe (18-24 months) as needed by the industry.
>> "
>> and the related guiding principle followed by the extended design team:
>> "
>> we have a strong motivation to develop first what is REQUIRED to make HA=
S work. We need to focus on fundamentals to make HAS work vs how to use CDN=
-I to make things work better.
>> "
>>=20
>> Remember also that, once it has delivered a first set of CDNI interfaces=
, it is possible for the CDNI WG to propose to recharter in order to develo=
p extensions for more advanced functionality. So the HAS decisions that the=
 WG will make now only conditions what is to be included in the deliverable=
s against the initial charter, it does not limit what might be supported by=
 CDNI interfaces in the future.
>>=20
>> Looking forward to discussing CDNI support for HAS in Vancouver or on th=
e list before.
>>=20
>> Cheers
>>=20
>> Francois & Rich
>>=20
>>=20
>> Begin forwarded message:
>>=20
>>> From: <internet-drafts@ietf.org>
>>> Subject: I-D Action: draft-brandenburg-cdni-has-03.txt
>>> Date: 13 July 2012 14:49:33 CEST
>>> To: <i-d-announce@ietf.org>
>>> Reply-To: <internet-drafts@ietf.org>
>>>=20
>>>=20
>>> A New Internet-Draft is available from the on-line Internet-Drafts dire=
ctories.
>>>=20
>>>=20
>>> 	Title           : Models for adaptive-streaming-aware CDN Interconnect=
ion
>>> 	Author(s)       : Ray van Brandenburg
>>>                        Oskar van Deventer
>>>                        Francois Le Faucheur
>>>                        Kent Leung
>>> 	Filename        : draft-brandenburg-cdni-has-03.txt
>>> 	Pages           : 43
>>> 	Date            : 2012-07-13
>>>=20
>>> Abstract:
>>> This documents presents thoughts on the potential impact of
>>> supporting HTTP Adaptive Streaming technologies in CDN
>>> Interconnection scenarios.  Our intent is to spur discussion on how
>>> the different CDNI interfaces could, and should, deal with content
>>> delivered using adaptive streaming technologies and to facilitate
>>> working group decisions.
>>>=20
>>>=20
>>> The IETF datatracker status page for this draft is:
>>> https://datatracker.ietf.org/doc/draft-brandenburg-cdni-has
>>>=20
>>> There's also a htmlized version available at:
>>> http://tools.ietf.org/html/draft-brandenburg-cdni-has-03
>>>=20
>>> A diff from previous version is available at:
>>> http://tools.ietf.org/rfcdiff?url2=3Ddraft-brandenburg-cdni-has-03
>>>=20
>>>=20
>>> Internet-Drafts are also available by anonymous FTP at:
>>> ftp://ftp.ietf.org/internet-drafts/
>>>=20
>>> _______________________________________________
>>> 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
>>=20
>=20
> _______________________________________________
> CDNi mailing list
> CDNi@ietf.org
> https://www.ietf.org/mailman/listinfo/cdni


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From: "Francois Le Faucheur (flefauch)" <flefauch@cisco.com>
To: "cdni@ietf.org" <cdni@ietf.org>
Thread-Topic: Adoption of draft-cjlmw-cdni-metadata-00 as a Working Group document
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Date: Mon, 10 Sep 2012 12:15:40 +0000
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Subject: [CDNi] Adoption of draft-cjlmw-cdni-metadata-00 as a Working Group document
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Folks,

As per the minutes, we established in Vancouver  that there was "good suppo=
rt for the adoption of draft-cjlmw-cdni-metadata-00 draft as a WG document,=
 and no objection" and we considered this as a tentative decision.

Unless we hear objection on this list within the next 2 weeks, we'll consid=
er this decision final.

Cheers

Francois & Rich



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From ben@niven-jenkins.co.uk  Tue Sep 11 23:38:02 2012
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Subject: Re: [CDNi] Long Tail personalized content delivery over CDN Interconnection
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Ramki,

On 11 Sep 2012, at 18:15, ramki Krishnan wrote:

> Hi Ben,=20
>  =20
> Thanks for the comments.=20
>  =20
> The feedback from the team so far was that the concept of long tail =
personalized vs most popular (the technical term for short tail is most =
popular) was quite clear; folks wanted to see more on the CDNI =
requirements such a type of content would generate.=20
>  =20
> The following link gives you a good background on long tail =
personalized content;http://www.wired.com/wired/archive/12.10/tail.html=20=

> In summary, long tail personalized content is something which =
potentially is of interest to only a few people. Examples are =
documentaries, very old movies etc. In contrast, most popular content is =
of interest to a lot people. Examples are latest movies, latest catch-up =
episodes etc.=20

I see. I find your use of the term "long tail personalized" confusing.

What you describe is what I know as "long tail" content (i.e. less =
popular/niche/etc).

Personalized to me implies the content itself is personalized for some =
subset of consumers of the content, e.g. it could be 'personalized' to a =
particular device or could be personalized to a particular consumer/end =
user.

I also wonder whether dealing with long tail content is an internal =
optimisation decision for a dCDN or an out of band discussion about what =
type of content the dCDN would like the uCDN to delegate delivery of to =
the dCDN. In other words how much do we really need a technical CDNI =
solution for that problem space?

Thanks
Ben

>  =20
> Caches with limited storage space/processing power are very useful for =
most popular content since the same piece of content is viewed by many =
people. With this background, we can see that long tail personalized =
content is not very amenable to caching. Caching of long tail =
personalized content could lead to cache thrashing issues. This draft =
examines in detail the CDNI requirements for long tail personalized =
content.=20
>  =20
> I will also add more description in the draft regarding this.=20
>  =20
> Thanks, ramki=20
>=20
> =20
> =
**************************************************************************=
*****=20
> ----- Forwarded by BhumipKhasnabish197472/user/zte_ltd on 09/09/2012 =
11:40 PM -----
> Ben Niven-Jenkins <ben@niven-jenkins.co.uk>
> 09/08/2012 12:44 PM
>=20
> To
> ramki Krishnan <ramk@Brocade.com>
> cc
> "Francois Le Faucheur (flefauch)" <flefauch@cisco.com>,cdni@ietf.org, =
Richard Woundy <Richard_Woundy@cable.comcast.com>, =
li.mian@zte.com.cn,Bhumip.Khasnabish@zte.com.cn
> Subject
> Re: [CDNi] Long Tail personalized content delivery over CDN =
Interconnections
> =20
>=20
>=20
>=20
> Ramki,
>=20
> On 8 Sep 2012, at 15:35, ramki Krishnan wrote:
>=20
> > All,
> > =20
> > Thanks for the comments so far. A latest version of the draft is =
posted athttp://datatracker.ietf.org/doc/draft-krishnan-cdni-long-tail/. =
Kindly review and comment.
>=20
> It is not clear to me what the draft is trying to articulate or the =
real problem it is trying to describe.
>=20
> It starts by describing a problem case where long tail personalised =
content is not cacheable but then goes on to describe requirements to =
enable a dCDN to indicate to a uCDN which URLs the dCDN won't bother to =
cache.
>=20
> I don't really see how the first leads to the second, i.e. how is the =
dCDN supposed to know a given URL is "long tail personalised" and =
therefore uncacheable?=20
>=20
> Furthermore it is not clear to me why "long tail personalised" content =
is a special case. What about "short tail personalised" content?
>=20
> I think you need to better describe the underlying problem/use case =
you are trying to solve before starting to define additional =
requirements to place on the CDNI specifications.
>=20
> Ben
>=20
> > =20
> > thanks, ramki
> > =20
> > From: ramki Krishnan=20
> > Sent: Wednesday, September 05, 2012 3:59 PM
> > To: 'Francois Le Faucheur (flefauch)'
> > Cc: =
'Bhumip.Khasnabish@zte.com.cn';'li.mian@zte.com.cn';'Richard_Woundy@cable.=
comcast.com'
> > Subject: FW: [CDNi] Long Tail personalized content delivery over CDN =
Interconnections
> > =20
> > Hi Francois,
> > =20
> > A gentle reminder =85 kindly review and comment at your earliest =
convenience.
> > =20
> > Thanks, ramki
> > =20
> > From: ramki Krishnan=20
> > Sent: Wednesday, August 29, 2012 9:07 PM
> > To: 'Francois Le Faucheur (flefauch)'
> > Cc: =
Bhumip.Khasnabish@zte.com.cn;'li.mian@zte.com.cn';'Richard_Woundy@cable.co=
mcast.com'
> > Subject: RE: [CDNi] Long Tail personalized content delivery over CDN =
Interconnections
> > =20
> > Hi Francois,
> > =20
> > Please find updated draft attached. For convenience, I have =
described inline the Metadata interface requirements and Request routing =
interface changes.
> > =20
> > Metadata interface requirement=20
> > The CDNI Metadata Distribution interface shall provide indication by =
the downstream CDN (dCDN) to the upstream CDN (uCDN) whether the content =
should be cached or not cached in the dCDN. This information should be =
on a per URL basis. The default behavior would be to cache the content =
in the dCDN
> > =20
> > Referring to the example in Fig. 2, Section 3 =
[I-D.ietf-cdni-framework]; it shows Operator A as the uCDN and Operator =
B as the dCDN, where the former has a relationship with a content =
provider and the latter being the best CDN to deliver content to the =
end-user. Referring to the HTTP example in Fig. 3, Section 3.2 =
[I-D.ietf-cdni-framework];=20
> > Request routing interface changes=20
> > Step 2: A Request Router for Operator A processes the HTTP request. =
The HTTP URL metadata is looked up in a metadata database. For long tail =
personalized content, the metadata database lookup result indicates that =
the content should not be cached by the dCDN. The Request Router for =
Operator A recognizes that the end-user is best served by the uCDN =
without any caching the in dCDN and returns a 302 redirect message with =
the URL of Operator A delivery node. The end-user proceeds to retrieve =
the data from Operator A delivery node.
> > =20
> > Thanks, ramki
> > =20
> > =20
> > From: Francois Le Faucheur (flefauch) [mailto:flefauch@cisco.com]=20
> > Sent: Friday, August 03, 2012 8:15 AM
> > To: ramki Krishnan
> > Cc: Francois Le Faucheur (flefauch); cdni@ietf.org; Kevin J Ma; Ram =
Krishnan;Bhumip.Khasnabish@zte.com.cn
> > Subject: Re: [CDNi] Long Tail personalized content delivery over CDN =
Interconnections
> > =20
> > =20
> > On 3 Aug 2012, at 17:04, ramki Krishnan wrote:
> > =20
> >=20
> > Hi Kevin,
> > =20
> > Thanks a lot for your comments. Please see response below
> > =20
> > Kevin:
> > >>Wrt CDNI, what is it that draft-krishnan-cdni-long-tail-00 is =
proposing?
> > >>The CDNI requirements (specifically META-14) already discuss =
distribution control policies, including preventing delegation.  Beyond =
the ability to >>prevent delegation, are you proposing that CDNs be =
required to implement analytics-based delegation policies?  That seems =
somewhat beyond our scope.
> > =20
> > Ramki:
> > The CDNi req META-14 is about the selection of dCDN, but what long =
tail draft is proposing is the selection of uCDN
> > =20
> > the selection of uCDN by whom?
> > =20
> >=20
> > based on the content attribute, i.e. whether the content is long =
tail personalized or not. The long tail draft also brings in the concept =
of no caching in the uCDN
> > =20
> > The intra-CDN decision of the uCDN to cache or not is generally =
outside the scope of CDNI. We are not disagreeing that the uCDN may =
elect to not cache some content (and in that case to not redirect to a =
dCDN), but this does not seem directly related to CDNI.
> > =20
> > and dCDN for certain types of content based on the content =
attribute, for e.g. long tail personalized content. The impacts of this =
on CDNi request routing is also explained.=20
> > =20
> > Can you summarize again very briefly the interaction you see between =
the desire to not cache some content and the CDNI interfaces? (when =
discussing Request Routing, please separate the impact you see on the =
Request Routing/Redirection interface vs Request Routing/Footprint & Cap =
Interface).
> > =20
> > Thanks
> > =20
> >=20
> > =20
> >=20
> > Thanks, ramki
> > =20
> > From: Bhumip Khasnabish [mailto:vumip1@gmail.com]=20
> > Sent: Tuesday, July 31, 2012 10:55 AM
> > To: cdni@ietf.org
> > Cc: Ram Krishnan; ramki Krishnan; li.mian@zte.com.cn
> > Subject: Fwd: Long Tail personalized content delivery over CDN =
Interconnections
> > =20
> > =20
> > FYI.. looking for comments and suggestions on delivery of
> > the most popular to long tail personalized content over CDNI.
> > =20
> > This document presents the issues and suggests solutions in =
delivering long tail
> > personalized content in CDN Interconnection scenarios. Thanks a lot.
> >=20
> > =
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++=
+++++++++++++++++++++
> > I-D Action: draft-krishnan-cdni-long-tail-00.txt
> >=20
> >                  =95 To: i-d-announce at ietf.org
> >                  =95 Subject: I-D Action: =
draft-krishnan-cdni-long-tail-00.txt
> >                  =95 From: internet-drafts at ietf.org
> >                  =95 Date: Mon, 30 Jul 2012 16:49:30 -0700
> >                  =95 Delivered-to: i-d-announce at ietfa.amsl.com
> >                  =95 List-archive: =
<http://www.ietf.org/mail-archive/web/i-d-announce>
> >                  =95 List-help: =
<mailto:i-d-announce-request@ietf.org?subject=3Dhelp>
> >                  =95 List-id: Internet Draft Announcements only =
<i-d-announce.ietf.org>
> >                  =95 List-post: <mailto:i-d-announce@ietf.org>
> >                  =95 List-subscribe: =
<https://www.ietf.org/mailman/listinfo/i-d-announce>, =
<mailto:i-d-announce-request@ietf.org?subject=3Dsubscribe>
> >                  =95 List-unsubscribe: =
<https://www.ietf.org/mailman/options/i-d-announce>, =
<mailto:i-d-announce-request@ietf.org?subject=3Dunsubscribe>
> >                  =95 Reply-to: internet-drafts at ietf.org
> > A New Internet-Draft is available from the on-line Internet-Drafts =
directories.
> > =20
> > =20
> >         Title           : Long Tail personalized content delivery =
over CDN Interconnections
> >         Author(s)       : Ram Krishnan
> >                           Mian Li
> >                           Bhumip Khasnabish
> >         Filename        : draft-krishnan-cdni-long-tail-00.txt
> >         Pages           : 7
> >         Date            : 2012-07-30
> > =20
> > Abstract:
> >    The content desire of users is evolving from most popular to long
> >    tail personalized content. This document presents the issues and
> >    suggests solutions in delivering long tail personalized content =
in
> >    CDN Interconnection scenarios.
> > =20
> > =20
> > The IETF datatracker status page for this draft is:
> > https://datatracker.ietf.org/doc/draft-krishnan-cdni-long-tail
> > =20
> > There's also a htmlized version available at:
> > http://tools.ietf.org/html/draft-krishnan-cdni-long-tail-00
> > =20
> > =20
> > Internet-Drafts are also available by anonymous FTP at:
> > ftp://ftp.ietf.org/internet-drafts/
> > _______________________________________________
> > CDNi mailing list
> > CDNi@ietf.org
> > https://www.ietf.org/mailman/listinfo/cdni
> > =20
> > _______________________________________________
> > CDNi mailing list
> > CDNi@ietf.org
> > https://www.ietf.org/mailman/listinfo/cdni
>=20
>=20
>=20
> =20
> --------------------------------------------------------
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From: ramki Krishnan <ramk@Brocade.com>
To: "cdni@ietf.org" <cdni@ietf.org>
Date: Sat, 15 Sep 2012 17:30:41 -0700
Thread-Topic: [CDNi] Long Tail personalized content delivery over CDN Interconnection
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From: "Francois Le Faucheur (flefauch)" <flefauch@cisco.com>
To: Jan Seedorf <Jan.Seedorf@neclab.eu>, "Stefano Previdi (sprevidi)" <sprevidi@cisco.com>, "Jon (jon.peterson@neustar.biz) Peterson <jon.peterson@neustar.biz>" <jon.peterson@neustar.biz>
Thread-Topic: Progress on CDNI Request Routing: Footprint and Capabilities Semantics
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Date: Mon, 24 Sep 2012 12:04:08 +0000
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Subject: [CDNi] Progress on CDNI Request Routing: Footprint and Capabilities Semantics
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Hello Jan, Stefano, Jon,

Could you update us on the Design Team progress re "CDNI Request Routing: F=
ootprint and Capabilities" semantics?

In particular, during the IETF-84 meeting, we had agreed that it would be a=
 useful first step for the Design Team to define a few key use cases for th=
e Footprint and Capabilities Advertisement interfaces (along the line of : =
we have two ISP CDNs and one OTT CDN, one ISP CDN wants to use on-net CDN w=
henever possible, one CDN supports URI signing but not everywhere within hi=
s CDN,=85 just making that up, but you get the idea). Have you been able to=
 make progress on the definition of these use cases?

Thanks

Francois



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From: "Francois Le Faucheur (flefauch)" <flefauch@cisco.com>
To: "cdni@ietf.org" <cdni@ietf.org>
Thread-Topic: [CDNi] Adoption of draft-cjlmw-cdni-metadata-00 as a Working Group	 document
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Subject: Re: [CDNi] Adoption of draft-cjlmw-cdni-metadata-00 as a Working Group	 document
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All,
No objections have been raised, so we confirm the decision to adopt draft-c=
jlmw-cdni-metadata-00 as a Working Group document.

To draft-cjlmw-cdni-metadata authors,
Please post the next rev as draft-ietf-cdni-metadata-00.

Cheers

Francois & Rich

On 10 Sep 2012, at 14:15, Francois Le Faucheur (flefauch) wrote:

> Folks,
>=20
> As per the minutes, we established in Vancouver  that there was "good sup=
port for the adoption of draft-cjlmw-cdni-metadata-00 draft as a WG documen=
t, and no objection" and we considered this as a tentative decision.
>=20
> Unless we hear objection on this list within the next 2 weeks, we'll cons=
ider this decision final.
>=20
> Cheers
>=20
> Francois & Rich
>=20
>=20
> _______________________________________________
> CDNi mailing list
> CDNi@ietf.org
> https://www.ietf.org/mailman/listinfo/cdni


From wwwrun@rfc-editor.org  Tue Sep 25 20:22:44 2012
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Subject: [CDNi] RFC 6707 on Content Distribution Network Interconnection (CDNI) Problem Statement
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A new Request for Comments is now available in online RFC libraries.

        
        RFC 6707

        Title:      Content Distribution Network Interconnection (CDNI) 
                    Problem Statement 
        Author:     B. Niven-Jenkins, F. Le Faucheur,
                    N. Bitar
        Status:     Informational
        Stream:     IETF
        Date:       September 2012
        Mailbox:    ben@velocix.com, 
                    flefauch@cisco.com, 
                    nabil.n.bitar@verizon.com
        Pages:      32
        Characters: 75060
        Updates/Obsoletes/SeeAlso:   None

        I-D Tag:    draft-ietf-cdni-problem-statement-08.txt

        URL:        http://www.rfc-editor.org/rfc/rfc6707.txt

Content Delivery Networks (CDNs) provide numerous benefits for
cacheable content: reduced delivery cost, improved quality of
experience for End Users, and increased robustness of delivery.  For
these reasons, they are frequently used for large-scale content
delivery.  As a result, existing CDN Providers are scaling up their
infrastructure, and many Network Service Providers (NSPs) are
deploying their own CDNs.  It is generally desirable that a given
content item can be delivered to an End User regardless of that End
User's location or attachment network.  This is the motivation for
interconnecting standalone CDNs so they can interoperate as an open
content delivery infrastructure for the end-to-end delivery of
content from Content Service Providers (CSPs) to End Users.  However,
no standards or open specifications currently exist to facilitate
such CDN Interconnection.

The goal of this document is to outline the problem area of CDN
Interconnection for the IETF CDNI (CDN Interconnection) working
group.  This document is not an Internet Standards Track specification; 
it is published for informational purposes.

This document is a product of the Content Delivery Networks Interconnection Working Group of the IETF.


INFORMATIONAL: This memo provides information for the Internet community.
It does not specify an Internet standard of any kind. Distribution of
this memo is unlimited.

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Association Management Solutions, LLC



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Subject: [CDNi] New draft submitted draft-famaey-cdni-has-experiments-00
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Dear all,

We have submitted a new draft on the delivery of HTTP Adaptive Streaming =
(HAS) content over interconnected CDNs.  The document presents =
experimental results on the influence of multiple alternative CDN-I =
request routing approaches on the quality of delivered HAS content =
streams.  The approaches are based on the HAS chunk addressing methods =
proposed in draft-brandenburg-cdni-has-03.  We look forward to your =
comments and feedback.

http://tools.ietf.org/id/draft-famaey-cdni-has-experiments-00.txt

Kind regards,
Jeroen Famaey

--
Dr. Jeroen Famaey
Department of Information Technology
Internet Based Communication Networks and Services (IBCN)
Ghent University - IBBT
Gaston Crommenlaan 8 (Bus 201), B-9050 Gent, Belgium
T: +32 9 33 14938; T Secr: +32 (0)9 33 14900
F: +32 9 33 14899
E: jeroen.famaey@intec.UGent.be
W: http://users.ugent.be/~jfamaey
W: http://www.ibcn.intec.UGent.be=20




--Apple-Mail=_655FF027-181B-4A8B-A06E-176F071A4DBE
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<html><head><meta http-equiv=3D"Content-Type" content=3D"text/html =
charset=3Dus-ascii"></head><body style=3D"word-wrap: break-word; =
-webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Dear =
all,<div><br></div><div>We have submitted a new draft on the delivery of =
HTTP Adaptive Streaming (HAS) content over interconnected CDNs. =
&nbsp;The document presents experimental results on the influence of =
multiple alternative CDN-I request routing approaches on the quality of =
delivered HAS content streams. &nbsp;The approaches are based on the HAS =
chunk addressing methods proposed in draft-brandenburg-cdni-has-03. =
&nbsp;We look forward to your comments and =
feedback.</div><div><br></div><div><a =
href=3D"http://tools.ietf.org/id/draft-famaey-cdni-has-experiments-00.txt"=
>http://tools.ietf.org/id/draft-famaey-cdni-has-experiments-00.txt</a></di=
v><div><br></div><div><div apple-content-edited=3D"true"><div =
style=3D"color: rgb(0, 0, 0); font-family: Helvetica; font-size: medium; =
font-style: normal; font-variant: normal; font-weight: normal; =
letter-spacing: normal; line-height: normal; orphans: 2; text-align: =
-webkit-auto; text-indent: 0px; text-transform: none; white-space: =
normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; =
-webkit-text-stroke-width: 0px; word-wrap: break-word; =
-webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Kind =
regards,</div><div style=3D"color: rgb(0, 0, 0); font-family: Helvetica; =
font-size: medium; font-style: normal; font-variant: normal; =
font-weight: normal; letter-spacing: normal; line-height: normal; =
orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: =
none; white-space: normal; widows: 2; word-spacing: 0px; =
-webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; =
word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: =
after-white-space; ">Jeroen Famaey</div><div style=3D"color: rgb(0, 0, =
0); font-family: Helvetica; font-size: medium; font-style: normal; =
font-variant: normal; font-weight: normal; letter-spacing: normal; =
line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: =
0px; text-transform: none; white-space: normal; widows: 2; word-spacing: =
0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; =
word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: =
after-white-space; "><br class=3D"Apple-interchange-newline">--</div><div =
style=3D"color: rgb(0, 0, 0); font-family: Helvetica; font-size: medium; =
font-style: normal; font-variant: normal; font-weight: normal; =
letter-spacing: normal; line-height: normal; orphans: 2; text-align: =
-webkit-auto; text-indent: 0px; text-transform: none; white-space: =
normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; =
-webkit-text-stroke-width: 0px; word-wrap: break-word; =
-webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Dr. =
Jeroen Famaey<br>Department of Information Technology<br>Internet Based =
Communication Networks and Services (IBCN)<br>Ghent University - =
IBBT<br>Gaston Crommenlaan 8 (Bus 201), B-9050 Gent, Belgium<br>T: +32 9 =
33 14938; T Secr: +32 (0)9 33 14900<br>F: +32 9 33 14899<br>E:&nbsp;<a =
href=3D"mailto:jeroen.famaey@intec.UGent.be">jeroen.famaey@intec.UGent.be<=
/a><br>W:&nbsp;<a =
href=3D"http://users.ugent.be/~jfamaey">http://users.ugent.be/~jfamaey</a>=
<br>W:&nbsp;<a =
href=3D"http://www.ibcn.intec.UGent.be">http://www.ibcn.intec.UGent.be</a>=
&nbsp;<br><br><br></div>
</div>
<br></div></body></html>=

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From: "Matt Caulfield (mcaulfie)" <mcaulfie@cisco.com>
To: "Francois Le Faucheur (flefauch)" <flefauch@cisco.com>, "cdni@ietf.org" <cdni@ietf.org>
Thread-Topic: [CDNi] Adoption of draft-cjlmw-cdni-metadata-00 as a Working Group	 document
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Subject: Re: [CDNi] Adoption of draft-cjlmw-cdni-metadata-00 as a Working Group	 document
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Thanks, Francois. We will post the next rev by Monday.

Matt

-----Original Message-----
From: cdni-bounces@ietf.org [mailto:cdni-bounces@ietf.org] On Behalf Of Fra=
ncois Le Faucheur (flefauch)
Sent: Tuesday, September 25, 2012 3:37 AM
To: cdni@ietf.org
Subject: Re: [CDNi] Adoption of draft-cjlmw-cdni-metadata-00 as a Working G=
roup document

All,
No objections have been raised, so we confirm the decision to adopt draft-c=
jlmw-cdni-metadata-00 as a Working Group document.

To draft-cjlmw-cdni-metadata authors,
Please post the next rev as draft-ietf-cdni-metadata-00.

Cheers

Francois & Rich

On 10 Sep 2012, at 14:15, Francois Le Faucheur (flefauch) wrote:

> Folks,
>=20
> As per the minutes, we established in Vancouver  that there was "good sup=
port for the adoption of draft-cjlmw-cdni-metadata-00 draft as a WG documen=
t, and no objection" and we considered this as a tentative decision.
>=20
> Unless we hear objection on this list within the next 2 weeks, we'll cons=
ider this decision final.
>=20
> Cheers
>=20
> Francois & Rich
>=20
>=20
> _______________________________________________
> CDNi mailing list
> CDNi@ietf.org
> https://www.ietf.org/mailman/listinfo/cdni

_______________________________________________
CDNi mailing list
CDNi@ietf.org
https://www.ietf.org/mailman/listinfo/cdni

From Jan.Seedorf@neclab.eu  Thu Sep 27 06:49:19 2012
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From: Jan Seedorf <Jan.Seedorf@neclab.eu>
To: "Francois Le Faucheur (flefauch)" <flefauch@cisco.com>, "Stefano Previdi (sprevidi)" <sprevidi@cisco.com>, "Jon (jon.peterson@neustar.biz) Peterson <jon.peterson@neustar.biz>" <jon.peterson@neustar.biz>
Thread-Topic: Progress on CDNI Request Routing: Footprint and Capabilities Semantics
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Subject: Re: [CDNi] Progress on CDNI Request Routing: Footprint and Capabilities Semantics
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Hi Francois,

> Could you update us on the Design Team progress re "CDNI Request Routing:
> Footprint and Capabilities" semantics?
Everybody has been busy I guess, but the plan is to have some phone calls (=
realistically probably two)  before Atlanta to make progress; I will set up=
 a doodle and send a mail out tomorrow ...

 - Jan

> -----Original Message-----
> From: Francois Le Faucheur (flefauch) [mailto:flefauch@cisco.com]
> Sent: Monday, September 24, 2012 2:04 PM
> To: Jan Seedorf; Stefano Previdi (sprevidi); Jon (jon.peterson@neustar.bi=
z)
> Peterson <jon.peterson@neustar.biz>
> Cc: <cdni@ietf.org>
> Subject: Progress on CDNI Request Routing: Footprint and Capabilities
> Semantics
>=20
> Hello Jan, Stefano, Jon,
>=20
> Could you update us on the Design Team progress re "CDNI Request Routing:
> Footprint and Capabilities" semantics?
>=20
> In particular, during the IETF-84 meeting, we had agreed that it would be=
 a
> useful first step for the Design Team to define a few key use cases for t=
he
> Footprint and Capabilities Advertisement interfaces (along the line of : =
we
> have two ISP CDNs and one OTT CDN, one ISP CDN wants to use on-net CDN
> whenever possible, one CDN supports URI signing but not everywhere
> within his CDN,... just making that up, but you get the idea). Have you b=
een
> able to make progress on the definition of these use cases?
>=20
> Thanks
>=20
> Francois
>=20


From Jan.Seedorf@neclab.eu  Fri Sep 28 05:42:43 2012
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From: Jan Seedorf <Jan.Seedorf@neclab.eu>
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Thread-Topic: Doodle for "CDNI Footprint/Capabilties Design Team Call"
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Subject: [CDNi] Doodle for "CDNI Footprint/Capabilties Design Team Call"
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