[OpenSIPS-Users] RTP and RTCP

Bogdan-Andrei Iancu bogdan at voice-system.ro
Sat Aug 9 14:38:54 CEST 2008


Hi David,

Not an RTP expert, but afaik, the RTP and RTCP streams go together - I 
mean, looking at SDP, I see no specific IP description for RTCP.

What you are says is a really brilliant idea :) - question is if it 
possible from technical point of view.

Regards.
Bogdan

David Villasmil wrote:
> Got an easy question:
>
>      RTCP packet are send to monitor media QoS, this much I know. ;) 
> My question is this: Are RTCP packets sent directly between end 
> points? Or can they be routed using a thrid party? For instance, Lets 
> say 1 UAC makes a call through SIP Server A, and UAC 2 ansers the 
> call, RTP packets are sent from UAC <--> UAC directly, but can they be 
> instructed to send RTCP packets via SIP Server A? I obviously haven't 
> read the RFC, but if this could be done, we would have a way of 
> knowing whether the call is still up or not, hence perfect accounting 
> even if we don't receive the BYE from the UACs.
>
> thanks
>
>
> david
> ------------------------------------------------------------------------
>
> _______________________________________________
> Users mailing list
> Users at lists.opensips.org
> http://lists.opensips.org/cgi-bin/mailman/listinfo/users
>   




More information about the Users mailing list