[asterisk-users] Occasional one-way audio - Sangoma A101

[Mike Clark]

> -----Original Message-----
> From: asterisk-users-bounces at lists.digium.com
> [mailto:asterisk-users-bounces at lists.digium.com] On Behalf Of Mike Clark
> Sent: Thursday, October 19, 2006 12:07 PM
> To: Asterisk Users Mailing List - Non-Commercial Discussion
> Subject: [asterisk-users] Occasional one-way audio - Sangoma A101
> 
> We are having an occasional one w-way audio problem that occurs about 
> every 25 - 30 calls on a system configured as follows:
> 
> Asterisk 1.2.12.1
> Sangoma A101 w/wanpipe beta9
> Polycom 500s w 1.5.3
> 
> This happens only on inbound calls from the PRI. The external caller can 
> hear our customer answer and say hello, however, our customer cannot 
> here their caller. Typically, the caller calls right back and all is 
> fine. There is no discernable pattern as I can tell. Anyone have, and 
> hopefully fix, a similar issue?
> 
> Thanks,
> 
> Mike Clark

Scott Scecina wrote:
> Hi Mike,
>
> Sounds like you're having about the same problem Giorgio and I are having.
> I'd be really surprised if you don't start having the same problem from
> SIP-SIP calls to.  I also have a Sangoma card, and originally thought
it was
> only on calls coming from a PRI.  But as time has moved forward, the issue
> really appears to be between the Polycoms and Asterisk.
>
> The next time it happens, try hitting a digit (like 5) on the polycom
and see
> if the audio becomes available.
>
> BTW - our other discussion on this is called "random one way audio and
noise
> between SIP phoneson same LAN"
>
> - Scott
>

So, do newer versions of Polycom firmware, like 1.6.7, help? I saw
Asterisk 1.2.13 is now available. Have you tried that. The info on the
Asterisk site says "numerous" bugs have been fixed.

Mike