[OpenSIPS-Users] One way audio - media port changed (opensips / mediaproxy)

[Saúl Ibarra Corretgé]

Hi,

El 02/02/10 11:54, Magnus Burman escribió:
> Hi guys,
>
> I've got a problem with "sporadic" one-way audio, using latest stable
> Opensips 1.4 and Mediaproxy 2.
>
> The problem occurs at re-invites, thou not every time. When it does
> happen, the media port is changed towards the callee. Example:
>
> First invite:
> INVITE Trunk:40518 --> Proxy:50358
> INVITE Proxy:58928 --> UA:5206
>
> Re-invite:
> INVITE Trunk:40518 --> Proxy:50358
> INVITE Proxy:40518 --> UA:5206
>
> Notice how the Proxy port on the UA side (callee local) changed to the
> same port that Trunk uses (caller remote).
>
> One way audio now occurs and naturally the call is soon hung up.
> Mediaproxy now dumps some useful statistics showing:
>
> 'callee_remote': 'UA:5206'
> 'caller_remote': 'TRUNK:40518'
> 'callee_local': 'PROXY:58928'
> 'caller_local': 'PROXY:50358'
>
> Notice here how the callee_local is the original port used.
>
> Where should I start looking to be able to solve this problem? Is it
> most likely my config, something weird with the re-invite or have I
> stumbled upon a bug?
>
> Thankful for every and all suggestions, as I lay sleepless at night
> thinking about this! :-P
>

It would be nice to have a full SIP trace and the syslog output of 
MediaProxy to check if it's doing something wrong. Also, which function 
are you using for starting it?



Regards,


-- 
Saúl Ibarra Corretgé
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