It just hit me that you are talking about TBCT. I don't think I am doing TBCT as I still want both channels to keep two lines of my PRI occupied. In addition, I would be interested to know how TBCT is done over PRI. I know that this can be done over analogue with flash().<div>
<br></div><div>Can you please elaborate a bit so that TBCT is avoided and all calls are bridged at PBX level.</div><div><br></div><div>Thanks,</div><div>Bruce<br><br><div class="gmail_quote">On Mon, Apr 12, 2010 at 4:14 PM, Don Kelly <span dir="ltr"><<a href="mailto:dk@donkelly.biz">dk@donkelly.biz</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div lang="EN-US" link="blue" vlink="purple">
<div>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:10.0pt;font-family:Arial;color:navy">It is normal for the PSTN switch to
disconnect both channels when a Two B-Channel Transfer is completed
successfully.</span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:10.0pt;font-family:Arial;color:navy"> </span></font></p>
<p class="MsoNormal"><font size="2" color="navy" face="Arial"><span style="font-size:10.0pt;font-family:Arial;color:navy">Are the two parties connected?</span></font></p>
<div>
<p><font size="2" color="navy" face="Arial"><span lang="EN" style="font-size:10.0pt;font-family:Arial;color:navy">--Don</span></font><font color="navy"><span lang="EN" style="color:navy"></span></font></p>
<p><font size="2" color="navy" face="Arial"><span lang="EN" style="font-size:10.0pt;font-family:Arial;color:navy">Don Kelly</span></font><font color="navy"><span lang="EN" style="color:navy"></span></font></p>
<p><font size="2" color="navy" face="Arial"><span lang="EN" style="font-size:10.0pt;font-family:Arial;color:navy">PCF Corp<br>
People Come First<br>
651 842-1000<br>
888 Don Kell(y)<br>
651 842-1001 fax</span></font><span lang="EN"></span></p>
</div>
<div>
<div class="MsoNormal" align="center" style="text-align:center"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">
<hr size="2" width="100%" align="center">
</span></font></div>
<p class="MsoNormal"><b><font size="2" face="Tahoma"><span style="font-size:10.0pt;font-family:Tahoma;font-weight:bold">From:</span></font></b><font size="2" face="Tahoma"><span style="font-size:10.0pt;font-family:Tahoma">
<a href="mailto:asterisk-users-bounces@lists.digium.com" target="_blank">asterisk-users-bounces@lists.digium.com</a> [mailto:<a href="mailto:asterisk-users-bounces@lists.digium.com" target="_blank">asterisk-users-bounces@lists.digium.com</a>]
<b><span style="font-weight:bold">On Behalf Of </span></b>bruce bruce<br>
<b><span style="font-weight:bold">Sent:</span></b> Monday, April 12, 2010 2:22
PM<br>
<b><span style="font-weight:bold">To:</span></b> Asterisk
Users Mailing List - Non-Commercial Discussion<br>
<b><span style="font-weight:bold">Subject:</span></b> [asterisk-users] PRI
Gurus ONLY - Too complex of an issue</span></font></p>
</div><div><div></div><div class="h5">
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Hi Guys,</span></font></p>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Full PRI installed in Canada
with Sangoma A101DE and Asterisk 1.4.21.2, LibPRI 1.4.10.</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Placing a call into PRI and then transfering that call out to another
number. Problem is that the call rings out but the moment the other party
pickups both legs of the call are disconnected give Cause code 16. </span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">*********************************************************************************************************************</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Dialplan:</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">[zap_bridge]</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">exten => s,1,answer()</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">exten => s,n,Dial(ZAP/g0/4168889999)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">*********************************************************************************************************************</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">********************************************************************************************************************</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">CLI Output:</span></font></p>
</div>
<div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> -- Called g0/4168889999</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> -- Zap/2-1 is proceeding passing it to Zap/1-1</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> -- Zap/2-1 is ringing</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> -- Zap/2-1 answered Zap/1-1</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> -- Native bridging Zap/1-1 and Zap/2-1</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> -- Channel 0/1, span 1 got hangup request, cause 16</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> -- Hungup 'Zap/2-1'</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> == Spawn extension (zap_bridge, s, 2) exited non-zero on
'Zap/1-1'</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> -- Hungup 'Zap/1-1'</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">*********************************************************************************************************************</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
</div>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">*********************************************************************************************************************</span></font></p>
</div>
<div>
<div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">Here is PRI debug:</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">Starting just before Channel two is connected until both
channels are disconnected <b><span style="font-weight:bold">(maybe
FACILITY 98 is of interest?!)</span></b>:</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial"> </span></font></p>
</div>
</div>
<div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">< Message type: CONNECT (7)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">q931.c:3626 q931_receive: call 32865 on channel 2 enters
state 10 (Active)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Protocol Discriminator: Q.931 (8) len=5</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Call Ref: len= 2 (reference 97/0x61) (Originator)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Message type: CONNECT ACKNOWLEDGE (15)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial"> -- Zap/2-1 answered Zap/1-1</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial"> -- Native bridging Zap/1-1 and Zap/2-1</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Protocol Discriminator: Q.931 (8) len=27</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Call Ref: len= 2 (reference 96/0x60) (Originator)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Message type: FACILITY (98)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> [1c 14 91 a1 11 02 01 06 06 07 2a 86 48 ce 15 00 08 30
03 02 01 61]</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Facility (len=22, codeset=0) [ 0x91, 0xA1, 0x11, 0x02,
0x01, 0x06, 0x06, 0x07, '*', 0x86, 'H', 0xCE, 0x15, 0x00, 0x08, '0', 0x03, 0x02,
0x01, 'a' ]</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">PROTOCOL 11</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">A1 0011 (CONTEXT SPECIFIC [1])</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial"> 02 0001 06 (INTEGER: 6)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial"> 06 0007 2A 86 48 CE 15 00 08 (OBJECTIDENTIFIER:
2a 86 48 ce 15 00 08)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial"> 30 0003 (SEQUENCE)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial"> 02 0001 61 (INTEGER: 97)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">< Protocol Discriminator: Q.931 (8) len=9</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">< Call Ref: len= 2 (reference 96/0x60) (Terminator)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">< Message type: DISCONNECT (69)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">< [08 02 80 90]</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">< Cause (len= 4) [ Ext: 1 Coding: CCITT (ITU)
standard (0) Spare: 0 Location: User (0)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial"><
Ext: 1 Cause: Normal Clearing (16), class = Normal Event (1) ]</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">-- Processing IE 8 (cs0, Cause)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">q931.c:3826 q931_receive: call 32864 on channel 1 enters
state 12 (Disconnect Indication)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial"> -- Channel 0/1, span 1 got hangup
request, cause 16</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">NEW_HANGUP DEBUG: Calling q931_hangup, ourstate Active,
peerstate Connect Request</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">q931.c:3015 q931_disconnect: call 32865 on channel 2 enters
state 11 (Disconnect Request)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Protocol Discriminator: Q.931 (8) len=9</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Call Ref: len= 2 (reference 97/0x61) (Originator)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Message type: DISCONNECT (69)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> [08 02 81 90]</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Cause (len= 4) [ Ext: 1 Coding: CCITT (ITU)
standard (0) Spare: 0 Location: Private network serving the local
user (1)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">>
Ext: 1 Cause: Normal Clearing (16), class = Normal Event (1) ]</span></font></p>
</div>
<div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">NEW_HANGUP DEBUG: Calling q931_hangup, ourstate Disconnect
Indication, peerstate Disconnect Request</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">q931.c:2967 q931_release: call 32864 on channel 1 enters
state 19 (Release Request)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Protocol Discriminator: Q.931 (8) len=9</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Call Ref: len= 2 (reference 96/0x60) (Originator)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Message type: RELEASE (77)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> [08 02 81 90]</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Cause (len= 4) [ Ext: 1 Coding: CCITT (ITU)
standard (0) Spare: 0 Location: Private network serving the local
user (1)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">>
Ext: 1 Cause: Normal Clearing (16), class = Normal Event (1) ]</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial"> -- Hungup 'Zap/1-1'</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">< Protocol Discriminator: Q.931 (8) len=5</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">< Call Ref: len= 2 (reference 96/0x60) (Terminator)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">< Message type: RELEASE COMPLETE (90)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">q931.c:3766 q931_receive: call 32864 on channel 1 enters
state 0 (Null)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">NEW_HANGUP DEBUG: Calling q931_hangup, ourstate Null,
peerstate Null</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">NEW_HANGUP DEBUG: Destroying the call, ourstate Null,
peerstate Null</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">< Protocol Discriminator: Q.931 (8) len=5</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">< Call Ref: len= 2 (reference 97/0x61) (Terminator)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">< Message type: RELEASE (77)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">q931.c:3801 q931_receive: call 32865 on channel 2 enters
state 0 (Null)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">NEW_HANGUP DEBUG: Calling q931_hangup, ourstate Null,
peerstate Release Request</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Protocol Discriminator: Q.931 (8) len=9</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Call Ref: len= 2 (reference 97/0x61) (Originator)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Message type: RELEASE COMPLETE (90)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> [08 02 81 90]</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">> Cause (len= 4) [ Ext: 1 Coding: CCITT (ITU)
standard (0) Spare: 0 Location: Private network serving the local
user (1)</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">>
Ext: 1 Cause: Normal Clearing (16), class = Normal Event (1) ]</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">NEW_HANGUP DEBUG: Calling q931_hangup, ourstate Null,
peerstate Null</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="1" face="Arial"><span style="font-size:6.5pt;font-family:Arial">NEW_HANGUP DEBUG: Destroying the call, ourstate Null,
peerstate Null</span></font></p>
</div>
</div>
</div>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">*********************************************************************************************************************</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Any input and thought is appreciated on this. This is really annoying
me as there are no pointers as to why LibPRI is asking to disconnect once the
channel is connected.</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Thanks,</span></font></p>
</div>
<div>
<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt">Bruce</span></font></p>
</div>
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<p class="MsoNormal"><font size="3" face="Times New Roman"><span style="font-size:12.0pt"> </span></font></p>
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