[Asterisk-Users] Echo cancellation again ...

[Doug Lytle]

Alan Bunch wrote:

> I have been reading with great interest the posts on trouble shooting 
> echo cancellation with *.  Is it just coincidence that all of this 
> discussion has been with analog lines.  Are PRI's susceptible to echo 
> problem like POTS lines.
>
Alan,

I have experienced echo on our PRI with EC turned off.  Granted, it was 
Asterisk server 1 connecting via IAX to server 2, connecting via a PRI 
to call my cell phone.  Turning on EC removed this echo.

Doug