[OpenSIPS-Users] Problem connecting to media relay

Saúl Ibarra Corretgé saul at ag-projects.com
Wed Jan 5 12:48:51 CET 2011


On 5/1/11 7:35 AM, suree suree wrote:
> Hi,
>
> I have an app which initiates a video transfer invitation to the
> receiver. In the receiver i can see i get the invite request. I also see
> 200ok going from the receiver to the initiator after accepting the
> session. Pls note that my app does not have session in progress and
> PRACK messages implemented as I know what codec is supported in both
> initiator and receiver. After receiving 200 ok, the initiator starts
> sending the RTP packets to the media relay. But from the media trace in
> the CDR tool i could not see any packets reaching the media relay. Can
> somebody tell me how media relay connects to the initiator and receiver.
> Also please let me know how the media relay identifies the callee remote
> IP address and callee remote codec. From the media trace I see both are
> unknown.
>

The relay doesn't connect to the initiator nor the receiver. It will 
wait until it receives a single RTP packet from both endpoints and then 
it will start to relay the packets between them. The IP address is taken 
from these first packets by MediaProxy.


-- 
Saúl Ibarra Corretgé
AG Projects



More information about the Users mailing list