[Asterisk-Users] Dial-out and Dial-in modem problems.

[Tilghman Lesher]

On Monday 09 February 2004 14:42, Bisker, Scott (7805) wrote:
> Has anyone experienced problems with dialup through asterisk.  I'm
> having some varied success with dial-in and dial-out.
>
> All my analog extensions are connected to * via Adtran 750 FXS
> channelbanks using FXO_KS signalling.  I have a longdistance T-1
> (e&m_w) from sprint and a local T-1 PRI from Verizon.
>
> I'm running Asterisk 0.7.1, Zaptel 0.8.0, and libpri 0.5.1.
>
> The problem that I'm seeing is that active modem connections (in or
> out) are hanging up randomly.  I have busydetect=yes and
> busycount=6 on all my non-PRI zap channels.  I have echocancel=128
> and echocancelwhenbridged=yes on all of my zap channels.

Increase busycount if you're getting random hangups, like it says in
zapata.conf.  And why are you doing echo cancellation at all on
channels used for modems?

-Tilghman