[Freeswitch-users] openzap no audio?

Ognjen Seslija oseslija at gmail.com
Sun Mar 21 02:47:22 PDT 2010

I had the same issues with Dahdi. When I was using latest Zaptel, PRI-PRI
calls had audio.


On Thu, Mar 18, 2010 at 6:07 AM, Tom Christensen <pavera at gmail.com> wrote:

> I've got freeswitch installed with a digium te110p hooked up to a PRI.
> calls through the system work fine SIP->SIP, calling and receiving calls
> over the PRI works, (IE the signalling part, a call can be made and incoming
> calls come in over the PRI and I can route them based on DID), however,
> there is no audio to either party.  I've checked, and there is an RTP stream
> running while the call is up, there is no reason it would be blocked (IE,
> SIP->SIP calls use the same RTP port range, and they work fine).  I saw a
> few posts that talked about no audio for a few seconds after a call is
> connected, or that calls would connect and then drop after a few seconds.
>  This is different, I can leave the call up for many minutes, it doesn't
> drop, and audio never starts coming through.
> I'm running openzap natively, no libpri.  I am using the dahdi 2.2.1, tried
> the latest release of zaptel first, freeswitch wouldn't even load with that.
> I'm going to try libpri now I think as I've exhausted all the other options
> I can think of.
> Any input/ideas would be greatly appreciated.
> -Tom
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