[OpenSIPS-Users] Mediaproxy: media relay selection algorithm improvements

[Mike O'Connor]

 On 13/09/10 10:40 PM, John Khvatov wrote:
> Hello all!
>
> We are working on building geo-distributed VoIP solution with
> Mediaproxy.
>
> I think, that the current media relay selection algorithm is not perfect
> and can be improved. In the current implementation we set IP address of
> a particular media relay that will be preferred by dispatcher. But what
> if the particular media relay will be unavailable? Media dispatcher will
> run normal selection algorithm and does not select neighbor of the
> particular media relay.
>
> I propose to implement the groups of media relays. Each media-relay can
> be registered on dispatcher with name and group. In the OpenSIPS config
> we can specify preferred media relay/relays by name or group.
>
> Consider the example. Several our relays in Frankfurt registered on
> dispatchers with group=frankfurt, in Moscow -- with group=moscow. When
> we set “$avp(s:media_relay_group) to "moscow", dispatcher will
> select one of media_relay hosted in Moscow. Also, we can simply add/remove
> media_relays in run-time.
>
> What do you think about this idea? Is it difficult to implement?
>
I have no idea how hard it would be to implement but a method of
selecting a media-proxy which actual works is needed.

Thanks for you ideas

Mike