Re: [Gen-art] Gen-ART review of draft-ietf-sip-rph-new-namespaces-03.txt

"James M. Polk" <jmpolk@cisco.com> Fri, 17 October 2008 22:23 UTC

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Date: Fri, 17 Oct 2008 15:18:02 -0500
To: Cullen Jennings <fluffy@cisco.com>, Suresh Krishnan <suresh.krishnan@ericsson.com>
From: "James M. Polk" <jmpolk@cisco.com>
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References: <48EFBECB.9070801@ericsson.com> <63C29EB2-82DD-4727-83C4-D8F4AB15CCC2@cisco.com>
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Cc: sip-ads@tools.ietf.org, sip-chairs@tools.ietf.org, General Area Review Team <gen-art@ietf.org>, draft-ietf-sip-rph-new-namespaces@tools.ietf.org
Subject: Re: [Gen-art] Gen-ART review of draft-ietf-sip-rph-new-namespaces-03.txt
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absolutely

James

At 02:10 PM 10/17/2008, Cullen Jennings wrote:

>James, could you have a look at the issue below and if possible send a
>reply before next wednesday as I put this draft on the agenda for next
>Thursdays IESG call.
>
>Thanks, Cullen
>
>On Oct 10, 2008, at 2:44 PM, Suresh Krishnan wrote:
>
>>I am the assigned Gen-ART reviewer for
>>draft-ietf-sip-rph-new-namespaces-03.txt
>>
>>For background on Gen-ART, please see the FAQ at
>><http://www.alvestrand.no/ietf/gen/art/gen-art-FAQ.html>.
>>
>>Please resolve these comments along with any other Last Call comments
>>you may receive.
>>
>>Summary: Almost ready for publication but I have a few comments.
>>
>>Major
>>=====
>>
>>* The draft assumes some kind of ordering requirement between
>>namespaces. From my reading of RFC4412, this is not the case.
>>
>>"Thus, a message (or a call) with the following Resource-Priority
>>header value:
>>
>>dsn-000001.8
>>
>>for example, MUST NOT ever receive preferential treatment over a
>>message, for example, with this Resource-Priority header value:
>>
>>dsn-000010.0
>>
>>because they are two difference namespaces"
>>
>>e.g.
>>
>>Consider an RP actor that supports both the namespaces, dsn-000001
>>and dsn-000010. It could maintain an ordered list which contains
>>
>>dsn-000001.9
>>dsn-000001.8
>>dsn-000010.9
>>...
>>dsn-000010.0
>>
>>and this is a valid priority order according to section 8.2 of
>>RFC4412. Given this, why would this be considered invalid behavior
>>if dsn-000001.8 DID receive preferential treatment over
>>dsn-000010.0? This might be a major misunderstanding on my part. If
>>so please correct me.

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