[OpenSIPS-Users] [Fwd: Openser with Audiocodes]

[Bogdan-Andrei Iancu]

Hi Stefano,

When using Asterisk, do you also use mediaproxy? If no, maybe Asterisk 
is automatically doing COMEDIA (direction=active in SDP) and the 
Audiocodes  not.

Regards,
Bogdan



Stefano Palleschi wrote:
> Hi all,
> I'm trying to use openser with Audiocodes 3000 as pstn gateway.
> This is my scenario:
>
> UA----------->  openser-------> MGC-------->Audiocodes-------> PSTN.
>
> When I use Asterisk as PSTN gateway I haven't  any problem for rtp 
> traffic, even when UA is behind nat.
> Using Audiocodes I noticed that the rtp traffic doesn't flow from 
> Audiocodes to Openser (or viceversa), but the rtp flow  bypasses openser.
> This cause problems when UA is behind nat because mediaproxy doesn't fix 
> nat.
> All my outbound calls are redirect to MGC, and in my route section the 
> Audiocodes's IP address doesn't compare.
> My questions are:
> is this an Audiocodes problem? .... or I can adjust openser 
> configuration for fix that?
>
> Thanks for your attention.
> Regards,
> Stefano.
>
>
>
>
>
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