[asterisk-users] Snom 300 Echo

[Andrew Latham]

They could be reporting glare back from the phone because the mic or
ear volume is miss matched, normalize the volume on the phones.


On Feb 7, 2008 12:40 PM, Brent Davidson <brent at texascountrytitle.com> 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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-- 
/*
 Andrew Latham
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