[asterisk-users] audio cuts out during IVR

[David Backeberg]

On Tue, Nov 24, 2009 at 11:47 AM, Dr. Michael J. Chudobiak
<mjc at avtechpulse.com> wrote:
> Hi all,
>
> I'm running 1.6.2.0-rc6, and I'm running into a problem: sometimes the
> audio vanishes in the middle of listening to an IVR background prompt.
>
> This happens with both analog (Digium card) and IAX2 incoming calls.
>
> The prompts are stored in ulaw format (and the IAX2 calls use ulaw).
>
> The asterisk console claims that the IVR prompts are proceeding in the
> expected fashion, but I can't hear anything.
>
> The logs don't report anything interesting.
>
> Has anyone seen anything like this? Suggestions?

Are you playing with the system clock?

I've seen cases where putting a clock backwards during a call causes
problems with playback. The system seems to think the playback won't
have completed until x seconds from the time when the playback began.
Or something like that.

dramatic ntp changes?