[Asterisk-Users] Wits end with echo

[Richard Scobie]

Jon Reynolds wrote:
> Hello,
> 
> I have an AAH-1.5 with a TMD400P with four lines, 8 Grandstream GXP-2000 
> phones, I am having echo issues on the GXP-2000 side.
> 
> Here is what I have tried so far:
> 
> The server has everything in the bios turned off except what is needed, 
> USB, LPT, Serial etc,etc.
> 
> I have uncommented Echo Suppresion in zconfig.h and shutdown and turned 
> back on the asterisk box.
> 
> I have updated the phones to 1.0.12 firmware, I have echotraining=800, 
> echocancel=yes, echowhenbridged=yes, in my sip.conf file. I am using 
> Mark2 as the echo suppresion and still I have echo.

Is this correct? I do not believe having these echo parameters in 
sip.conf will achieve anything.

They should be at the top of zapata.conf.

Regards,

Richard