Re: [MMUSIC] SDP CapNeg and forking

["Christer Holmberg" <christer.holmberg at ericsson.com>]

Hi, 

> Assume a UA sends a SIP INVITE, with an SDP offer that contains a 
> number of different alternatives/configuratoins, using CapNeg 
> mechanism(s).
> 
> Now, the INVITE is forked to a number of terminating UAs. 
> 
> The terminating UEs send back 18x responses with SDP answers, where 
> there different terminating UAs chooses DIFFERENT 
> alternatives/configurations.
> 
> Now, what does the originating UA do? 
> 
> Does the originatin UA have to simulatnously reserve resources for, 
> and be able to support, ALL of the chosen alternatives/configurations,

> until it knows from which of the terminating UAs it will receive 200 
> (at that point it can release all resources associted with the other 
> terminating UAs)?
[JRE] I don't see any alternative, do you?

[Christer] No. But, do we need to say somehing about it in the document?

Regards,

Christer
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