Re: [Linphone-developers] Multicast Call on iOS and Android

[jehan monnier]

hi,

> Le 4 juin 2015 à 08:24, powerqian <address@hidden> a écrit :
> 
> Dear Linphone developers:
> 
> Recently we want to make use of the multicast feature in liblinphone. I have
> some questions related to it.
> 
> 1. Based on the documentation at
> http://www.linphone.org/docs/liblinphone/group__media__parameters.html,
> caller will set a multicast IP address, and enable multicast. Does that
> means after setting the multicast IP address and enable multicast, all the
> outgoing calls will send to that multicast address?

Yes

> 
> 2. As for the callee side, how does he register for an IP address to receive
> a multicast call? Is that the job of SIP server (e.g. Asterisks) to
> multicast those INVITEs to callee?
> 
Nothing to do, Linphone automatically switches in multicast mode if offered by 
the caller

> 3. Does the multicast support grouping? For example A, B, and C are in group
> X, and B, C, and D are in group Y. When C make a multicast call to group Y,
> only B and D will receive the call. 

Well, we don’t really tested this configuration

> 
> Some examples is really appreciated. Thanks in advance!
> 
> 

Best regards

> 
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