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<DIV dir=ltr align=left><SPAN class=573464121-30042004><FONT face=Arial
color=#0000ff size=2>I've had a very similar experience. Its interesting
that I find varying the rxgain makes a big difference! The values that
work for me are:</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=573464121-30042004><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=573464121-30042004><FONT face=Arial
color=#0000ff size=2>rxgain=8.0</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=573464121-30042004><FONT face=Arial
color=#0000ff size=2>txgain=-1.5</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=573464121-30042004><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=573464121-30042004><FONT face=Arial
color=#0000ff size=2>...if I move rxgain=6.0....then the echo comes back.
Not continually, but enough to be annoying and make me not want to use the SIP
phone.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=573464121-30042004><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=573464121-30042004><FONT face=Arial
color=#0000ff size=2>Ed</FONT></SPAN></DIV><BR>
<DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left>
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<FONT face=Tahoma size=2><B>From:</B> asterisk-users-admin@lists.digium.com
[mailto:asterisk-users-admin@lists.digium.com] <B>On Behalf Of </B>Mitchell S.
Sharp<BR><B>Sent:</B> Friday, April 30, 2004 2:01 PM<BR><B>To:</B>
asterisk-users@lists.digium.com<BR><B>Subject:</B> Re: [Asterisk-Users] Beeps
clicks and volume problems<BR></FONT><BR></DIV>
<DIV></DIV><TT>I use a Cisco 7960. I described my symptoms as sonar
pings. These<BR>noises seemed to correspond to echo on my phones connected
to Zap lines<BR>(FXS). I adjusted the rxgain and txgain on my X100P and
echo was<BR>significantly reduced on ALL my phones, SIP and Zap alike.
<BR><BR>These are my current
settings:<BR>
echocancel=yes<BR>
echocancelwhenbridged=yes<BR>
echotraining=yes<BR>
<BR>
rxgain=8.0<BR>
txgain=0.0<BR><BR>Haven't had much need to change them as the wife stopped
complaining!<BR><BR>Mitch Sharp</TT><BR><BR>On Wed, 2004-04-28 at 17:36, Sean
Garland wrote:
<BLOCKQUOTE TYPE="CITE"><PRE><FONT color=#737373><I>I still have problems with beeps and clicks on all my calls. I have
polycom sip phones. I also can hear the beeps and clicks on some of my
messages, which would lead me to believe that it is more of a decoding
problem on the zaptel card. Any ideas?
Thanks
Sean Garland
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