[Asterisk-Users] Problem with intermittent one-way audio

[Jonathan k. Creasy]

I am having this problem also. I have 2 systems running 1.2.5. I had the
problem and one system was running 1.2.4 and the other was running a CVS
HEAD from October so I upgraded them both to 1.2.5 with no success. 

-Jonathan

> -----Original Message-----
> From: asterisk-users-bounces at lists.digium.com [mailto:asterisk-users-
> bounces at lists.digium.com] On Behalf Of Barry Flanagan
> Sent: Monday, March 20, 2006 2:28 PM
> To: Asterisk Users Mailing List - Non-Commercial Discussion
> Subject: [Asterisk-Users] Problem with intermittent one-way audio
> 
> Hi,
> 
> I have a 1.2.4 asterisk box at a remote location, which is using IAX2
to
> connect to a 1.2.5 box for PSTN. There are 15 users on the remote
> server, all connecting via SIP softphones.
> 
> For some reason, there is an increasing number of calls where the
callee
>  does not get any audio although the caller can hear them perfectly.
> This happens between 5% and 10% of the time. If they hang up and call
> again, it usually works.
> 
> I have tried both with trunk=yes, and trunk=no but they are still
having
> the problem. The debug log has a lot of the following, but not much
else
> to go on.
> 
> Mar 20 19:26:37 DEBUG[26754] chan_iax2.c: Received VNAK: resending
> outstanding frames
> Mar 20 19:26:37 DEBUG[26754] chan_iax2.c: Received VNAK: resending
> outstanding frames
> Mar 20 19:26:37 DEBUG[26754] chan_iax2.c: Received VNAK: resending
> outstanding frames
> Mar 20 19:26:37 DEBUG[26754] chan_iax2.c: Received iseqno 18 not
within
> window 19->19
> 
> Any help much appreciated.
> 
> --
> 
> -Barry Flanagan
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