[asterisk-users] Very loud noise on TDM400

Matt Riddell matt at venturevoip.com
Wed Aug 13 21:01:02 CDT 2008


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Carlos Chavez wrote:
> 	I am having a problem with and Asterisk installation where two ports
> connected to a TDM400 card will have a very loud noise when you try to
> dial.  The server has an OpenVox D110P, a TDM04B and a Xorcom Astribank
> 8 fxs.  It is running Zaptel 1.4.11 and Asterisk 1.4.18.

Hi,

I had a similar problem a while back with a 2N box.  For some reason
there was a very loud click which caused the echo canceller to lose the
plot.

Have you tried disabling the echo can on that port?

- --
Kind Regards,

Matt Riddell
Director
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