<div>steven,,</div>
<div> </div>
<div>u not understand the situation,,,</div>
<div>there only have 30 channel for voice,, the other channel resiverd for control channel..</div>
<div> </div>
<div>good luck for you.<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">陈帆 wrote:<br><br>> there have only 30 channel for E1,,<br><br>He has defined the correct 30 channels for his E1.
<br><br>> On 5/10/06, *Steve Underwood* <<a href="mailto:steveu@coppice.org">steveu@coppice.org</a><br>> <mailto:<a href="mailto:steveu@coppice.org">steveu@coppice.org</a>>> wrote:<br>><br>> 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>> --<br>> Jeffery<br><br><br>_______________________________________________<br>--Bandwidth and Colocation provided by
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