[Asterisk-Users] Dedicated echo canceller hardware

[Andrew Kohlsmith]

On Wednesday 16 November 2005 20:17, Paul wrote:
> On my home system, I can tweak all I want and I cant kill the echo on my
> pots line, but my VOIP line from Vonage does eliminate most if not all of
> it for me regardless of the * settings!

Not strange at all.  Vonage likely has very very good hardware echo cancellers 
on their TDM termination.  You to Vonage is a 4-wire circuit, there's no need 
to echo cancel it.

-A.