[asterisk-users] TDM2400P

[Matthew Fredrickson]

Try turning off of echotraining.  Sometimes it does more harm than good.

Matthew Fredrickson

On Sep 21, 2006, at 11:28 AM, Robson Ribeiro wrote:

>
> Hi all, I have a TDM2400P w/ echo cancellation, 8 FXSs and 8 FXOs. 
> They are installed respectively on banks 1,2,5 and 6. The problem I am 
> having is that when I make a call using the ZAP channel, I can hear 
> perfectly but the person on the other end is hearing my voice with 
> lots of ticks. It would seem I am making this call over a very bad 
> bandwidth which is not the case since this is the PSTN. My 
> configuration files are below, I have the latest versions of Zaptel, 
> Libpri and Asterisk. I am using Polycom’s IP301 and IP430 Phones. I 
> would appreciate help since I have to put this in production on 
> Saturday.
>  
> # Zaptel Configuration File
>  #
>  # This file is parsed by the Zaptel Configurator, ztcfg
>  #
>  #
>
>  loadzone = us
>  defaultzone=us
>  fxsks=1-4
>  fxsks=5-8
>  fxoks=17-20
>  fxoks=21-24
>
>  ================
>
> Zapata.conf
>
>  [channels]
>  language=en
>  context=default
>  ;switchtype=national
>  echocancel=64
>  echocancelwhenbridged=no
>  echotraining=800
>  toneduration=200
>  busydetect=yes
>  signalling = fxs_ks
>  rxgain=5.0
>  txgain=-10.0
>  channel => 1-4
>  channel => 5-8
>  signalling = fxo_ks
>  channel => 17-20
>  channel => 21-24
>  
>  
> Best Regards,
>  
> Robson Ribeiro
> MSN: robrib2002 at hotmail.com
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