Re: [Dart] draft-dart-dscp-rtp - way forward

Ben Campbell <ben@nostrum.com> Thu, 28 August 2014 19:48 UTC

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From: Ben Campbell <ben@nostrum.com>
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To: "Black, David" <david.black@emc.com>
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Subject: Re: [Dart] draft-dart-dscp-rtp - way forward
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On Aug 28, 2014, at 2:41 PM, Black, David <david.black@emc.com>; wrote:

>>> The distinction between RTCP SR and RR isn't useful here. What you want to
>> say is that an SSRC needs to use the same marking for the RTCP packets it
>> sends as it uses for the RTP packets it sends. If it doesn't send any RTP
>> packets, it marks its RTCP packets with the marking it would use if it did
>> send RTP.
>> 
>> That last bit concerns me a bit. Are we really asking an implementation to
>> figure out how it would have done something it isn't going to do?
> 
> Yes, --David

Maybe I'm not connecting the dots correctly, but what kind of media is it going to not send? Are we assuming the same as what it receives?

(Right now I am not sending audio, video, or interactive-holodeck-with-smell-o-vision).