[Asterisk-Users] No sound when bridging two single FXO cards

[Tzafrir Cohen]

On Tue, Jul 19, 2005 at 11:54:20PM +0200, Francois BERGERET wrote:
> Ok, sorry for this lack of explanations.
> I run Asterisk 1.0.7-BRIstuffed-0.2.0-RC7k.
> 
> The log has recorded this during the last test of bridging two FXO lines :
> 
> "","","s","default","","Zap/2-1","Zap/3-1","Dial","Zap/3/ww0164417888","2005-07-15" 
> 12:34:25","2005-07-15 12:34:25","2005-07-15 
> 12:35:49",84,84,"ANSWERED","DOCUMENTATION"
> 
> The call progress normaly, but no sound.

Where should there be sound? What are the two end points?

Try listening to one of the zap channels with ztmonitor.

> 
> And, yes, the incoming and outgoing calls are placed normaly with my cards 
> (3 cards, in fact).
> They are seen as X101P by Linux (at boot).
> 
> Zaptel tell that :
> 
> Zaptel Configuration
> ======================
> 
> Channel map:
> 
> Channel 01: FXS Kewlstart (Default) (Slaves: 01)
> Channel 02: FXS Kewlstart (Default) (Slaves: 02)
> Channel 03: FXS Kewlstart (Default) (Slaves: 03)
> 
> 3 channels configured.
> 
> My zapata.conf :
> 
> cancallforward=yes
> callreturn=yes
> echocancel=yes
> echocancelwhenbridged=yes
> echotraining=2000
> rxgain=4
> txgain=4

Try without those?

> busydetect=yes
> busycount=5
> group = 1
> context = pstn
> signalling = fxs_ks
> callerid=asreceived
> amaflags = documentation
> channel => 1-3
> 
> My zaptel.conf :
> 
> loadzone=fr
> defaultzone=fr
> fxsks=1-3
> 
> How to trace the bridge establishment from CLI ?
> I know how for IAX or SIP protocol, not for zap interface...

First off, a trace wouldn't hurt.

script logfile
asterisk -rvvv
# wait for the log to acumulate
# press ctrl-c
exit

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Tzafrir Cohen         | tzafrir at jbr.cohens.org.il | VIM is
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