[asterisk-users] Snom 300 Echo

[Mojo with Horan & Company, LLC]

After Andrew's suggestion, if that isn't the problem, spend some more 
time on OSLEC to be darn sure it's operating properly -- that thing 
works like a champ for my crappy lines!

Moj

Brent Davidson wrote:
> We're deploying an asterisk-based phone system at all of our branch 
> offices in an effort to eliminate long-distance costs incurred from the 
> constant branch to branch calls.  We're using the Snom 300's at all 
> offices for the desk phones and X100P cards to interface to 2 analog 
> lines.  I'm having a problem tuning all the echo out of the system.  So 
> far two branches are using the new system and they are both reporting 
> echo on both incoming and outgoing calls.  The echo seems to be confined 
> to the Snom 300 phones and is not heard by the person on the zap line.  
> The echo is only the voice of the person using the Snom phone.  There 
> doesn't seem to be any echo of the analog line audio.  I have tried 
> adjusting the gain of the lines, turning on echo cancellation, Turning 
> on echo training and nothing seems to work.  At one of the branches, I 
> re-compiled asterisk and zaptel using the OSLEC drivers and that doesn't 
> seem to have had any effect either.  What am I missing?
>
> Thanks,
> Brent Davidson
>
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