Re: WG Last Call: draft-ietf-rtgwg-igp-shortcut-00.txt

Alex Zinin <zinin@psg.com> Tue, 20 April 2004 22:22 UTC

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Date: Tue, 20 Apr 2004 13:11:47 -0700
From: Alex Zinin <zinin@psg.com>
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To: "Joel M. Halpern" <joel@stevecrocker.com>
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Subject: Re: WG Last Call: draft-ietf-rtgwg-igp-shortcut-00.txt
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Joel,

  Thanks for reviewing the document!

  The draft is a WG item now. In the spirit of constructive cooperation, would
  you be able to come up with specific text changes that, in your opinion, would
  improve the document?

-- 
Alex
http://www.psg.com/~zinin/

Tuesday, April 20, 2004, 9:00:47 AM, Joel M. Halpern wrote:
> I do not believe this document is ready for publication as an Informational 
> RFC.

> As I have said to the author's directly, there are a number of places where 
> improvements in clarity in this document are needed.  Examples include 
> clarifying the intended scope (implicit in saying that it is the reach of 
> the SPF, but it should be explicit) clarifying that the "metrics" are 
> internal and are relative to a model of the internal path processing logic, 
> and clarifications on the technical requirements needed to preserve loop 
> freedom.

> In fact, given that the IETF focus is on interoperability and (for routing) 
> loop prevention, I would think taht significantly more attention should go 
> into explaining what the conditions are that any technique of this sort 
> must meet in order to achieve loop avoidance, and then a description of the 
> particular technique of interest to the authors.

> Yours,
> Joel M. Halpern

> At 04:19 PM 4/19/2004 -0700, Alex Zinin wrote:
>>Folks-
>>
>>  This is to start a 2-week WG Last Call for 
>> draft-ietf-rtgwg-igp-shortcut-00.txt.
>>  The document target status is Informational. The Last Call ends on May 
>> 3rd, 2004.
>>  Please send your comments to rtgwg@ietf.org.
>>
>>  The document is available from the WG web-page or at the following URL:
>>
>>    http://www.ietf.org/internet-drafts/draft-ietf-rtgwg-igp-shortcut-00.txt
>>
>>  The Abstract from the document is included below:
>>
>>    This document describes how conventional hop-by-hop link-state
>>    routing protocols interact with new Traffic Engineering capabilities
>>    to create IGP shortcuts.  In particular this document describes how
>>    Dijkstra's SPF algorithm should be adapted so that link-state IGPs
>>    will calculate IP routes to forward traffic over tunnels that are
>>    set up by Traffic Engineering.
>>
>>--
>>Alex Zinin
>>
>>
>>_______________________________________________
>>Rtgwg mailing list
>>Rtgwg@ietf.org
>>https://www1.ietf.org/mailman/listinfo/rtgwg


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