[Asterisk-Dev] Echo cancel on PRI

[alex at pilosoft.com]

On Tue, 22 Nov 2005, imran ahmed wrote:

> The following link http://www.digium.com/index.php?menu=faq#Echo_1 says
> that there is no echo on PRI.
> 
> If so, then does it make a difference to have an onboard echo canceller
> if all I am going to be using is PRI lines. May be some VOIP channels
> later on. Please advise.
It does not. You want echo canceller if your TDM card is connected via 
channel bank to analog phones.