<div>there have only 30 channel for E1,, </div>
<div> </div>
<div><br><br> </div>
<div><span class="gmail_quote">On 5/10/06, <b class="gmail_sendername">Steve Underwood</b> <<a href="mailto:steveu@coppice.org">steveu@coppice.org</a>> wrote:</span>
<blockquote class="gmail_quote" style="PADDING-LEFT: 1ex; MARGIN: 0px 0px 0px 0.8ex; BORDER-LEFT: #ccc 1px solid">Edwin Lam wrote:<br><br>> hi folks.<br>><br>> does any one have experience setting up E1 PRI in Shanghai, China?
<br>> it works fine when we use SIP phone to dial out, however when<br>> using forward function on the same phone, it seems like it's dialing<br>> out but there's actually no respond from the phone company (China
<br>> Telecom)<br>> and eventually the dial command will timed out.<br>><br>> here's our PRI portion of zapata.conf:<br>><br>> switchtype=euroisdn<br>> nsf=none<br>> pridialplan=unknown<br>> internationalprefix = 00
<br>> nationalprefix = 0<br>> localprefix = privateprefix = unknownprefix =<br>> signalling=pri_cpe<br>> hidecallerid=no<br>> usecallingpres=yes<br>> callerid=asreceived<br>> channel => 1-15<br>> channel => 17-31
<br>><br>> any clues?<br><br>China Telecom can be very fussy about getting the TON and NPI values<br>right, and some installations simply fail to respond to things they<br>don't like. As with all telcos, if things don't work properly asking
<br>China Telecom to help is usually a frustrating task.<br><br>Steve<br><br>_______________________________________________<br>--Bandwidth and Colocation provided by <a href="http://Easynews.com">Easynews.com</a> --<br><br>
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<br><br clear="all"><br>-- <br>Jeffery<br><br>iaxtel Num: 1-700-576-1311<br>fwdnet Num: 728150