Re: [tcpm] AD review of PRR draft

Matt Mathis <mattmathis@google.com> Wed, 06 February 2013 02:14 UTC

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Date: Tue, 05 Feb 2013 18:14:36 -0800
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From: Matt Mathis <mattmathis@google.com>
To: Wesley Eddy <wes@mti-systems.com>
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Subject: Re: [tcpm] AD review of PRR draft
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Sorry for the long delay.  Version -04 posted per the comments below.

As you may have noticed, TCP is not my first priority these days.

Thanks,
--MM--
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On Sun, Nov 25, 2012 at 8:48 PM, Wesley Eddy <wes@mti-systems.com> wrote:

> I've completed AD review of this document and have a few small
> comments, some of which should be cleared up before going to
> the IESG review.  It is basically in really good shape, but I
> see painful DISCUSS ballots coming if we don't clean up these
> small things:
>
>
> (1) It's really minor, but SACKs report received data, not lost
> data.  Lost data is inferred from what wasn't SACK'ed.  A couple
> places (like the last sentence of the 3rd paragraph in Section 1)
> indicate that SACKs report missing data.  I know what you really
> mean, but it's technically wrong.
>
>
> (2) All the references to 3517 probably made sense when the doc
> was first written, but will really confuse the IESG, now that
> 6675 obsoletes 3517.  I *think* we can change all instances of
> 3517 to 6675 and they all still work ... I know that it already
> says:
> """
> The analysis and measurement study presented here predates [RFC6675],
> which updates RFC 3517.
> """
> How about something like:
> """
> The analysis and measurement study presented here predate [RFC6675],
> which updates RFC 3517.  Thus, RFC 3517 was used as the basis for
> comparisons and some definitions, however, it is believed that the
> changes in RFC 6675 do not significantly alter the results.
> """
> Would that be true?  If so, we should do this and change the
> references.  If not, then we need to do a little bit more
> explaining about what in 6675 would change things.
>
>
> (3) We are constantly seeing the IESG ask "What is the experiment?"
> for Experimental RFCs.  Indeed, the WG even asked this during the
> last call when we looked at going to Standards Track.  We should
> have a paragraph (probably in section 6) that indicates a bit more
> why we stuck with Experimental.  A less cryptic version of what
> Matt said in the WGLC thread would probably be good:
> """
> Finally there are some details in PRR that are effected by Laminar.  I
> would rather not go to the effort of fixing the current draft to make
> it a proper normative PS, but not totally correct.  (Hint: Yoshifumi
> Nishida's "off by one" comment reflects the difference between pipe
> and total_pipe).
> """
>
> --
> Wes Eddy
> MTI Systems
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