Re: [AVT] Open issue on hdrext draft

On Oct 4, 2007, at 8:48 AM, Dave Singer wrote:

> At 13:43  +0200 4/10/07, Magnus Westerlund wrote:
>> Imed.Bouazizi@nokia.com skrev:
>>>  Hi,
>>>
>>>  An RTP gateway (translator/mixer) that for some reason does not
>>>  receive/parse the SDP and is then not aware of the mapping  
>>> between the
>>>  RTP header extension and the ID will not be able to process the RTP
>>>  packet appropriately. This speaks for IETF agreed registration  
>>> (option
>>>  c).
>>
>> I think this is an irrelevant comment as any mixer or translator that
>> needs to understand the packet content anyway will require to be  
>> part of
>> the signalling context. Thus, I don't think there is a any benefit at
>> all with static mappings.
>
> I agree;  the general question "should RTP packets be  
> comprehensible without their signaling context" is outside the  
> scope of this discussion (though my sense is that the consensus  
> direction is "no", as shown, for example, by the fact that we no  
> longer approve of static payload type mappings).

Agree we should keep that questions as a sperate one (and I think we  
will easily get to an answer on it)

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