[Asterisk-Users] Long and variable echo

[Kristof Hardy]

> The problem has been consistent from 1.0 through CVS to 1.2, and across 
> different machines and distributions. Does anyone have any suggestions 
> on how I can deal with this? I have had echo cancellation happening, but 
> half-duplex speech is not acceptable.

You're not using zaptel, what are you using to connect to the outside? 
(and is it PSTN/ISDN ?)

Can you advice on what hardware you're running, that would help..

Regards,
Kristof