Re: [bfcpbis] Jari Arkko's Discuss on draft-ietf-bfcpbis-rfc4582bis-13: (with DISCUSS)

"Paul E. Jones" <paulej@packetizer.com> Wed, 23 September 2015 06:26 UTC

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From: "Paul E. Jones" <paulej@packetizer.com>
To: Jari Arkko <jari.arkko@piuha.net>, The IESG <iesg@ietf.org>
Date: Wed, 23 Sep 2015 06:26:40 +0000
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Subject: Re: [bfcpbis] Jari Arkko's Discuss on draft-ietf-bfcpbis-rfc4582bis-13: (with DISCUSS)
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Jari,

Following up on this email (and building a growing to-do list)....

------ Original Message ------
From: "Jari Arkko" <jari.arkko@piuha.net>
To: "The IESG" <iesg@ietf.org>
Cc: mary.ietf.barnes@gmail.com; 
draft-ietf-bfcpbis-rfc4582bis.all@ietf.org; bfcpbis@ietf.org; 
suresh.krishnan@ericsson.com; bfcpbis-chairs@ietf.org
Sent: 3/5/2015 7:01:39 AM
Subject: [bfcpbis] Jari Arkko's Discuss on 
draft-ietf-bfcpbis-rfc4582bis-13: (with DISCUSS)

>Jari Arkko has entered the following ballot position for
>draft-ietf-bfcpbis-rfc4582bis-13: Discuss
>
>When responding, please keep the subject line intact and reply to all
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>introductory paragraph, however.)
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>
>Please refer to 
>http://www.ietf.org/iesg/statement/discuss-criteria.html
>for more information about IESG DISCUSS and COMMENT positions.
>
>
>The document, along with other ballot positions, can be found here:
>http://datatracker.ietf.org/doc/draft-ietf-bfcpbis-rfc4582bis/
>
>
>
>----------------------------------------------------------------------
>DISCUSS:
>----------------------------------------------------------------------
>
>Thanks for the hard work on this protocol. I have some comments, based 
>on
>a review by Suresh Krishnan, that I think should be addressed before
>final approval of the document.
>
>First, Section 5.1 should be clear that when used over a reliable
>transport, not only should the F flag be ignore but that the fragment
>fields (last four bytes) are not in the packet.

Agreed.  This could be made clear by revising Figure 5.  I'll add that 
to the list.


>Second, Section 6.2.3 should be clear that the header accompanies all
>fragments. As a result, the current formula for calculating the number 
>of
>fragments is probably wrong. This too should be updated.

The formula was revised in the draft posted a day or so ago, and I noted 
in my response to the list that it needs further clarity.  We'll close 
on this one soon.

Paul