[Asterisk-Users] Echo Canceller question- is there a viablesolution?

[Rob Thomas]

> 
> Look at zaptel/zconfig.h and see what is uncommented.
[...]
> I am using the KB1 echo canceller.

The 'new' echo canceller is MG2. Please test. This is _extremely_ good
on PRI, but it's been reported to have some issues on 2 wire circuits.

--Rob