[R-C] proposing a WG on RTP congestion control

Wesley Eddy wes at mti-systems.com
Tue Jan 3 17:03:24 CET 2012


On 1/3/2012 8:44 AM, Harald Alvestrand wrote:
> On 01/02/2012 07:56 PM, Wesley Eddy wrote:
>> Hello all, following up on our discussion in Taipei, I have proposed
>> a working group in the TSV area to work on RTP congestion control.
>> This is scheduled to be discussed by the IESG on 1/5 in "internal
>> review".
>>
>> The draft charter is at:
>> http://www.ietf.org/iesg/evaluation/rmcat-charter.txt
>>
>> I would welcome participants in this list to comment on this,
>> particularly if/when it moves to "external review", as I would
>> expect the folks currently on this list to be some of the main
>> participants in the proposed WG.  I had previously had this
>> reviewed by the TSV Directorate, and got fairly good responses
>> and strong interest expressed from many of the directorate in
>> participating as well.
>>
>> Happy New Year!
>>
> Happy new year!
> 
> I like the charter as written, as it seems to cover the ground we've
> gone over in discussion fairly well and in some detail.
> 
> As a matter of planning, I'm a bit leery of the schedule; the first
> milestone of the WG is in November 2012, and the last milestone is in
> December 2012, corresponding to the second of the five bullets under
> "The working group is chartered to...".
> 
> My two worries are:
> 
> - If we don't do even speculative planning for the further steps up to
> "publish standards track RFCs", we're not setting expectations in the
> community. This could be bad.
> - Waiting 11 months from now before we start adopting documents for
> possible Experimental publication seems like an awfully long time. If
> the RTCWEB WG wants (likely experimental) documents to refer to in its
> output, that means that those documents have to be RTCWEB work product
> or independent submissions, meaning that we first have to publish them
> outside this WG, then pull them back in; that seems to be a bit of a
> circuitous route.
> 
> Do you have a more detailed image of how the work should progress, that
> gives some sense of what the steps that need to be taken are between now
> and November 2012?


The milestone dates had very little thought put into them on my part.
We should adapt them to whatever folks think is more reasonable, based
on discussion.

There are possibly other milestones that could be added for things like
common evaluation and test methodology, requirements, etc. that would
possibly be happening early on in parallel with algorithms starting to
be proposed and reviewed.  I think the need for these should be
discussed.

I would expect chairs to help define the workflow for accepting
proposals as WG items and moving them forward.  It can be difficult,
for instance, if a proposal is accepted before much data has been
reviewed, the group may later want to un-accept it.  Although dropping
documents has been done before, it may not be pleasant.  I, personally,
would think it makes more sense to keep documents as individual
submission proposals to the working group until there is strong
consensus that a proposal is indeed something that the group is happy
to publish.


-- 
Wes Eddy
MTI Systems


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