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Re: [MMUSIC] BUNDLE TEXT: Offerer procedures (June 6th)

Christer Holmberg <christer.holmberg@ericsson.com> Tue, 11 June 2013 09:15 UTC

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From: Christer Holmberg <christer.holmberg@ericsson.com>
To: Martin Thomson <martin.thomson@gmail.com>, Paul Kyzivat <pkyzivat@alum.mit.edu>
Thread-Topic: [MMUSIC] BUNDLE TEXT: Offerer procedures (June 6th)
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Date: Tue, 11 Jun 2013 09:15:18 +0000
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Subject: Re: [MMUSIC] BUNDLE TEXT: Offerer procedures (June 6th)
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Hi,

>> For example, assume I am adding a new "m=" line, with a unique 
>> address, and I would like that address to become the new bundle address.
>
>That's two things:
>
>1. Add a new m-line, but allow it to be accepted and unbundled.
>2. Change the transport parameters of the existing bundle, but permit the change to be rejected.
>
>I would be perfectly happy to require that this take two rounds of offer/answer to perform.
>
>I understand how that might be useful in theory, but I don't think that you can make this change without accepting a lot of additional 
>complexity in the rest of the solution.  I liked the constraint because it simplifies the rules around creation and acceptance significantly.  
>Remove that constraint and I don't know where we are any more.

Personally, I think the case where the Offerer wants to re-negotiate the bundle address will be very rare. In practice, I think it will only happen if the Offerer uses a re-INVITE to perform a transfer.

Regards,

Christer

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