[asterisk-users] DAHDI congestion problem

[Tzafrir Cohen]

Just to answer your side issue:

On Sun, Sep 27, 2009 at 04:05:30PM -0500, Andy Howell wrote:

> The only Warning or Error I see is when asterisk first starts a new call.
> 
>   logger.c:     -- Starting simple switch on 'DAHDI/1-1'
> [Sep 27 15:55:50] WARNING[4199] chan_dahdi.c: Unable to enable echo cancellation on 
> channel 1 (No such device)
> 
> On my TDM400P card, channel 1 is my analog phone, 2 my fax, and 4 the POTS line.
> 
> More config files etc below. Any ideas?
> 
> Thanks,
> 
> 	Andy
> 
> /etc/dahdi/system.conf
> # Autogenerated by /usr/sbin/dahdi_genconf on Wed Jun 10 22:20:05 2009 -- do not hand edit
> # Dahdi Configuration File
> #
> # This file is parsed by the Dahdi Configurator, dahdi_cfg
> #
> # Span 1: WCTDM/4 "Wildcard TDM400P REV E/F Board 5" (MASTER)
> fxols=1
> #echocanceller=mg2,1
> fxols=2
> #echocanceller=mg2,2
> # channel 3, WCTDM/4/2, no module.
> fxsks=4
> echocanceller=mg2,4

You get the "ENODEV" (No such device) error when trying to create an
echo canceller on channel 1 simply because there isn't any echo
canceller on channel one. Enable the above echocanceller lines, or use a
single one for all of them.

But that's not your real issue.

-- 
               Tzafrir Cohen
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