<br><br><div><span class="gmail_quote">On 27 Jul 2007 11:14:54 +0530, <b class="gmail_sendername"><a href="mailto:sanchal.singh@alliance-infotech.com">sanchal.singh@alliance-infotech.com</a></b> <<a href="mailto:sanchal.singh@alliance-infotech.com">
sanchal.singh@alliance-infotech.com</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">Hi,<br> I am facing problem in configuring D-channel. I did the following
<br>configuration for TE-120P card<br> /etc/zaptel.conf<br> span=1,1,0,ccs,hdb3<br> bchan=1-15,17-31<br> dchan=16<br><br> /etc/asterisk/zaptel.conf<br> group=1
<br> signalling=pri_cpe<br> switchtype=euroisdn<br> context=incoming<br> channel=1-15,17-31<br><br> DIGIUM card is connected through cable to another end.On
placing<br>call from other end to asterisk PBX ( through DIGIUM card ) the<br>following error messages is coming on console mode of asterisk<br>(The OTHER END CONNECTED to DIGIUM is E1 CARD RUNNING APPLICATION)<br><br> Jul 26 17:09:42 WARNING[11925]: chan_zap.c:9148 pri_dchannel:
<br> PRI Error: We think we're the CPE, but they think they're the CPE too.<br><br> == Primary D-Channel on span 1 down<br> Jul 26 17:09:43 WARNING[11925]: chan_zap.c:2438 pri_find_dchan:<br>
No D-channels available! Using Primary channel 16 as D-channel<br>anyway!<br><br>NOTE-> The OTHER END CONNECTED to DIGIUM is E1 CARD RUNNING APPLICATION<br><br>Can anybody tell me how to overcome this error.
<br>Thanx and Regards</blockquote><div><br>You English is very poor, so I am only assuming what you are doing is
connecting two machines each with an E1 card and one running Asterisk,
perhaps the other a phone system.<br>
<br>
The problem is both ends think they are pri_cpe. See this for
information on how to configure your Asterisk and zaptel correctly:
<a href="http://www.voip-info.org/wiki/index.php?page=Asterisk+config+zapata.conf">http://www.voip-info.org/wiki/index.php?page=Asterisk+config+zapata.conf</a> </div><br></div><br>