<html><head><style type='text/css'>p { margin: 0; }</style></head><body><div style='font-family: Arial; font-size: 12pt; color: #000000'><font style="color: rgb(0, 0, 0);" size="2"><span style="font-family: arial,helvetica,sans-serif;">Hello,</span><br style="font-family: arial,helvetica,sans-serif;"><br style="font-family: arial,helvetica,sans-serif;"><span style="font-family: arial,helvetica,sans-serif;">We are trying to connect Asterisk to an Okeford SS7 switch and are running into some challenges trying to get the circuit to become unblocked.</span><br style="font-family: arial,helvetica,sans-serif;"><span style="font-family: arial,helvetica,sans-serif;">The ss7 links are UP but when the Okeford sends the UB message to Asterisk to unblock the individual voice circuits the UBA response from Asterisk does not jibe with what the Okeford expects. Could this be a configuration issue or incompatability beween the two switches stacks? We tested the Asterisk SS7 link back to back on the Asterisk TDM gear and it clears the links and passes calls no problem. Any insight is appreciated. Thanks- Mark</span><br style="font-family: arial,helvetica,sans-serif;"><br style="font-family: arial,helvetica,sans-serif;"><span style="font-family: arial,helvetica,sans-serif;">System detail are;</span><br style="font-family: arial,helvetica,sans-serif;"><span style="font-family: arial,helvetica,sans-serif;">Asterisk SVN-trunk-r168629</span><br style="font-family: arial,helvetica,sans-serif;"><span style="font-family: arial,helvetica,sans-serif;">libss7 version: SVN-trunk-r210</span><br style="font-family: arial,helvetica,sans-serif;"><span style="font-family: arial,helvetica,sans-serif;">DAHDI Version: 2.0.0 Echo Canceller</span><br style="font-family: arial,helvetica,sans-serif;"><br style="font-family: arial,helvetica,sans-serif;"><span style="font-family: arial,helvetica,sans-serif;">Here is debug info from both switches when sending the Unblock request from the Okeford side;</span><br style="font-family: arial,helvetica,sans-serif;"><br style="font-family: arial,helvetica,sans-serif;"><span style="font-family: arial,helvetica,sans-serif;">Asterisk</span><br style="font-family: arial,helvetica,sans-serif;"></font><p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">Len
= 11 [ e0 de 08 05 02 c0 56 16 01 00 14 ]<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">FSN:
94 FIB 1<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">BSN:
96 BIB 1<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;"><[0]
MSU*CLI><o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">[
e0 de 08 ]><o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">switch-2Network
Indicator: 0 Priority: 0 User Part: ISUP (5)<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">switch-2[
05 ]<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">switch-2OPC
6491 DPC 2 SLS 1<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">switch-2[
02 c0 56 16 ]<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">switch-2*CLI>
CIC: 1<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">switch-2*CLI>
[ 01 00 ]<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">switch-2*CLI>
Message Type: UBL<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">
[ 14 ]<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;"><o:p> </o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">Len
= 11 [ de e1 08 05 5b 99 00 c0 01 00 16 ]<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">FSN:
97 FIB 1<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">BSN:
94 BIB 1<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">>[0]
MSU<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">[
de e1 08 ]<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">
Network Indicator: 0 Priority: 0 User Part: ISUP (5)<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">
[ 05 ]<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">
OPC 2 DPC 6491 SLS 12<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">
[ 5b 99 00 c0 ]<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">
CIC: 1<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">switch-2*CLI>
[ 01 00 ]<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">
Message Type: UBA<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">
[ 16 ]</span></font></p><p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2">---------------------------------------------------------------<br></font></p><p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2">Okeford</font></p><p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.941
Rx TCP Packet from etsi_isup_0:<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.942
faddr=255, len=23<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.942
3e 00 00 03 00 00 f4 01 00 02 00 0b 09 00 08 05<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.942
02 c0 56 16 01 00 14<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.942
MTP: Receive Encapsulated Message :<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.942
Cell :<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.942
3e 00 00 03 00 00 f4 01 00 02 00 0b<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.942
Aib (length 9) :<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.942
08 05 02 c0 56 16 01 00 14<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.942
load_share_over_linkset: linkset 1, available channels 1<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.942
1 links available, sls [1] channel 1<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.943
MTP: Send Encapsulated Message (connection index 1) :<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.943
Cell :<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.943
10 02 01 02 00 01 00 00 00 00 01 0e<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.943
Aib (length 13) :<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.943
aa 08 00 01 08 05 02 c0 56 16 01 00 14<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.943
Tx TCP Packet to MPAC Server:<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.943
01 ff 00 1b 00 10 02 01 02 00 01 00 00 00 00 01<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.943
0e 0d 00 aa 08 00 01 08 05 02 c0 56 16 01 00 14<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:53.943
[01] Tsd_Write rtn TSD_SUCCESS<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:54.062
Rx TCP Packet from MPAC Server:<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:54.062
faddr=255, len=26<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:54.062
91 06 06 00 00 01 00 00 00 00 00 00 0c 00 aa 08<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:54.062
00 08 05 5b 99 00 c0 01 00 16<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:54.063
MTP: Receive Encapsulated Message :<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:54.063
Cell :<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:54.063
91 06 06 00 00 01 00 00 00 00 00 00<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:54.063
Aib (length 12) :<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:54.063
aa 08 00 08 05 5b 99 00 c0 01 00 16<o:p></o:p></span></font></p>
<p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><font size="2"><span style="font-size: 11pt;">20:58:54.064
<b>Routing Error : unknown dest task for sio 5</b></span></font></p><p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal"><br></p><p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal">chan_dahdi.cfg</p><p style="font-family: arial,helvetica,sans-serif; color: rgb(0, 0, 0);" class="MsoNormal">[trunkgroups]<br><br>[channels]<br>context=default<br>switchtype=euroisdn<br>usecallerid=yes<br>callreturn=yes<br>echocancel=no<br>echocancelwhenbridged=no<br><br>signalling = ss7<br>ss7type = itu<br><br>ss7_called_nai=dynamic<br>ss7_calling_nai=dynamic<br><br>networkindicator=international<br><br>; E1 port 1<br>linkset = 1<br><br>group = 1<br>signalling=ss7<br>ss7type = itu<br><br>pointcode = 2<br>adjpointcode = 6491<br>defaultdpc = 6491<br><br>networkindicator = international<br><br>cicbeginswith = 1<br>channel => 1-15<br>cicbeginswith = 17<br>channel => 17-31<br>sigchan = 16<br><br>; E1 Port 2<br><br>linkset = 2<br>group = 2<br>signalling = ss7<br>ss7type = itu<br>pointcode = 2<br>adjpointcode = 6491<br>defaultdpc = 6491<br>networkindicator = international<br>cicbeginswith = 1<br>channel = 31-46<br>cicbeginswith = 17<br>channel = 48-62<br>sigchan = 47<br><br></p><font style="color: rgb(0, 0, 0);" size="2"><br style="font-family: arial,helvetica,sans-serif;"></font></div></body></html>