<div>Have you tried installing this board in another PC to test your FXOs ?</div>
<div>What motherboard are you using ?</div>
<div>Are your FXOs boards original digium or they are chineses versions ?</div>
<div>&nbsp;</div>
<div>Luis A P Barbosa<br><br>&nbsp;</div>
<div><span class="gmail_quote">2007/8/15, <a href="mailto:ggonzalez@telviso.com.ar">ggonzalez@telviso.com.ar</a> &lt;<a href="mailto:ggonzalez@telviso.com.ar">ggonzalez@telviso.com.ar</a>&gt;:</span>
<blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">Hello,<br><br>I have a TDM400P with 4 FXO ports, currently using three.&nbsp;&nbsp;When sending or<br>receiving calls on this card, there is a nearly constant
<br>popping/clicking sound, it is related to the<br>echo cancellation?.&nbsp;&nbsp;I adjusted my gains properly, but to no avail.&nbsp;&nbsp;I<br>even found that setting echotraining=no in zapata.conf didn&#39;t change the<br>scenario at all.&nbsp;&nbsp;I&#39;ve plugged analog handsets into the same jacks, and
<br>the line is crystal-clear. Below is my zapata.conf, if you guys have any<br>ideas how I might resolve this, I&#39;d appreciate it.&nbsp;&nbsp;I have installed from<br>sources Asterisk 1.2.22 and zaptel-1.2.19 on a debian etch x86_64.
<br><br>[channels]<br>language=es<br>context=ent-4229<br>;rxwink=300<br>usecallerid=yes<br>hidecallerid=no<br>; Whether or not to enable call waiting on internal extensions<br>; With this set to &#39;yes&#39;, busy extensions will hear the call-waiting
<br>; tone, and can use hook-flash to switch between callers. The Dial()<br><br>; app will not return the &quot;BUSY&quot; result for extensions.<br>;<br>callwaiting=yes<br>threewaycalling=yes<br>transfer=yes<br>;canpark=yes
<br>cancallforward=yes<br>callreturn=yes<br>echocancel=yes<br>echocancelwhenbridged=no<br>echotraining=yes<br>echotraining=128<br>relaxdtmf=yes<br>rxgain=3.0<br>txgain=3.0<br>callgroup=1<br>pickupgroup=1<br>immediate=no<br>
;busydetect=yes<br>;busycount=4<br>callprogress=no<br>;busypattern=500,500<br>;answeronpolarityswitch=yes<br>;hanguponpolarityswitch=yes<br>;callprogress=yes<br>faxdetect=incoming<br>faxdetect=outgoing<br><br>signalling=fxs_ks
<br>group=1<br>channel=1<br><br>signalling=fxs_ks<br>group=2<br>channel=2;<br><br><br>singalling=fxs_ks<br>group=3<br>channel=3;<br><br>;singalling=fxs_ks<br>;group=1<br>;channel=4<br><br><br><br><br>_______________________________________________
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http://lists.digium.com/mailman/listinfo/asterisk-users</a><br></blockquote></div><br>