[Asterisk-Users] Long and variable echo

[pdhales at optusnet.com.au]

We have had terrible echo when calling brisbane....where are you calling
from/to?

PaulH
Melb

----- Original Message ----- 
From: "James Andrewartha" <jamesa at daa.com.au>
To: "Asterisk Users Mailing List - Non-Commercial Discussion"
<asterisk-users at lists.digium.com>
Sent: Monday, December 12, 2005 6:15 PM
Subject: [Asterisk-Users] Long and variable echo


> Hi all,
>
> Yep, I have really bad echo. I've measured it (recording in Asterisk and
> then measuring in Audacity), and it varies from 160ms to 250ms, which is
far
> above what normal echo cancellation deals with. Additionally, I don't have
> Zaptel hardware, so I can't use ztmonitor as described in
> http://lists.digium.com/pipermail/asterisk-users/2004-November/071301.html
> to set my gains, not that I know of a milliwat line in Australia anyway.
The
> problem has been consistent from 1.0 through CVS to 1.2, and across
> different machines and distributions. Does anyone have any suggestions on
> how I can deal with this? I have had echo cancellation happening, but
> half-duplex speech is not acceptable.
>
> TIA,
>
> -- 
> James Andrewartha
> Systems Administrator
> Data Analysis Australia Pty Ltd
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