[Asterisk-Users] Beeps during Sip to Sip phone calls

[Eric Wieling]

Daryll Strauss wrote:

> Yep, I've seen it and from reading http://www.voxilla.com it's a
> pretty common problem.
> 
> If you turn on debugging what you'll see is that the Sipura has
> mistakenly detected a DTMF code in the audio stream and is relaying it
> by repeating the signal (very loudly I might add)
> 
> So this appears to be a bug in the most current firmware. I've
> reported it to Sipura including the debug output. Maybe more people
> should do the same.

You'd think that switching to RFC2833 DTMF would fix that.

-- 
Always do right. This will gratify some people and astonish the rest.
Mark Twain