[Asterisk-Users] IAXy echo?

[Rich Adamson]

> I've got two customers on the same broadband provider.  Same Asterisk box on my end.  
Same CLEC.
>  
> One has an IAXy and the other has an Asterisk box with an array of devices 
(Grandstream, Cisco, ATCOM, xten, etc.).
>  
> The people behind the Asterisk box have had no audio quality issues.  The person with 
the IAXy often encounters an echo. 
> The echo is only heard on the remote side and it only contains the remote caller's 
voice.  This echo has been heard with the
> remote side being varying LECs.  The echo is not always there.  I'd almost say that 
the echo is not there more than it is.
>  
> Troubleshooting next step?
>  
> I haven't changed out the IAXy because I don't have any other ATAs to put in place.

Best guess... the iaxy doesn't have an echo can in it, and probably relies
on asterisk to do the cancellation.