[asterisk-users] app_dial.c: Unable to create channel of type 'Zap' (cause 34 - Circuit/channel congestion)

[Tzafrir Cohen]

On Thu, Feb 11, 2010 at 06:20:54PM +1100, Lee, John (Sydney) wrote:
> Just to share some experience with everyone about what happened today to
> our Asterisk 1.4 box with Digium TE412P card.
> 
> We had an unscheduled power outage which shut down the Asterisk box.
> When the power went up, Asterisk came back up okay but the ports on the
> card were all red.  Zttool show red alarm and cat /proc/zaptel/1 show
> red alarm today.

What is the output of 'cat /proc/dahdi/1' ?

What do you have in /etc/zaptel.conf ?

> 
> Both incoming and outgoing cannot be made.
> When a outgoing call was made, we got the following error message:
> app_dial.c: Unable to create channel of type 'Zap' (cause 34 -
> Circuit/channel congestion)
> 
> We suspect it was the ISDN line problem and so we waited a whole day for
> the engineer to arrive.  He plugged an ISDN phone into the line and
> found it was working because he could call out.
> 
> We are perplexed and thought about replacing the Digium card.  We ended
> up just re-seating the card and lo and behold, everything was hunky dory
> after re-seating.

-- 
               Tzafrir Cohen
icq#16849755              jabber:tzafrir.cohen at xorcom.com
+972-50-7952406           mailto:tzafrir.cohen at xorcom.com
http://www.xorcom.com  iax:guest at local.xorcom.com/tzafrir