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Re: [MMUSIC] UP: Can a partial offer be a full offer?

Christer Holmberg <christer.holmberg@ericsson.com> Wed, 21 August 2013 06:19 UTC

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From: Christer Holmberg <christer.holmberg@ericsson.com>
To: Paul Kyzivat <pkyzivat@alum.mit.edu>, "mmusic@ietf.org" <mmusic@ietf.org>
Thread-Topic: [MMUSIC] UP: Can a partial offer be a full offer?
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Date: Wed, 21 Aug 2013 06:19:32 +0000
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Subject: Re: [MMUSIC] UP: Can a partial offer be a full offer?
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Hi,

>> MAYBE we could restrict usage of POF/PANs, and say that they MUST NOT be used to change session level information...
>
> I was assuming it was obvious that this must not be the case.
> The POFs and PANs (AFAIK) only contain the media sections they intend to change, so they don't contain the session level stuff.
> If you change session level stuff, then you should need a real offer.

Keep in mind that the o- line, which IS session level, IS modified each time a POF/PAN is sent.

Maybe we should use media level o- lines for POFs/PANs....

Regards,

Christer

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