Re: [MMUSIC] WGLC for draft-ietf-mmusic-data-channel-sdpneg

Flemming Andreasen <fandreas@cisco.com> Thu, 10 March 2016 15:46 UTC

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To: Christian Groves <Christian.Groves@nteczone.com>, mmusic@ietf.org
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From: Flemming Andreasen <fandreas@cisco.com>
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Date: Thu, 10 Mar 2016 10:45:59 -0500
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Subject: Re: [MMUSIC] WGLC for draft-ietf-mmusic-data-channel-sdpneg
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On 3/9/16 6:18 PM, Christian Groves wrote:
> Hello Paul, all,
>
> On 10/03/2016 5:55 AM, Paul Kyzivat wrote:
>> In my opinion we should start out assuming that the existing 
>> attribute registries are consolidated into one, with an extra column, 
>> as has been planned.
>>
>> Then we consider how to build on that.
>>
>> My thought is that "dcsa" simply becomes another context, alongside 
>> "session", "media", and "source". A given attribute could be valid in 
>> any combination of those.
>
>> And then the reference section of that entry should get a reference 
>> to every document that pertains to that attribute.
> [CNG] I'm happy to go with that suggestion.
>
I can live with that as well, but do see below.


>>
>> That does leave the issue Juergen raises: you might need to read a 
>> bunch of documents to find which ones pertain to usage in dcsa, and 
>> to a particular subprotocol.
> [CNG] An implementor should read these documents anyway if they're 
> going to implement a sub-protocol.
>>
>> We could consider further enhancements to the registry to make that 
>> sort of query easier. Or we could just assume it won't be a problem 
>> often enough to bother.
>

I think it is highly desirable to have the registry clearly indicate 
which documents are relevant for a given sub-protocol.

Thanks

-- Flemming



> Regards, Christian
>
> ..snip
>
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