<div>ok i re-installed every thing again and tried libss7 on another link, the problem mentioned above vanished but a new error started comming in i.e.</div>
<div> </div>
<div>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt"><span style="mso-fareast-font-family: 'MS Mincho'"><font face="Courier New" size="2">Asterisk Ready.<br></font></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: 'MS Mincho'">
*CLI> [Nov 25 01:11:39] ERROR[15836]: chan_zap.c:8498 ss7_linkset: Error in write Unknown error 500 </span></p></div>
<div> </div>
<div>well, 'ss7linktest' did'nt run saying 'no such command' but i was able to get almost the same results using 'ss7 debug linkset 1', the output is:</div>
<div> </div>
<div>====================</div>
<div>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt"><span style="mso-fareast-font-family: 'MS Mincho'"><font face="Courier New" size="2">*CLI> ss7 debug linkset 1<br>Enabled debugging on linkset 1<br>*CLI> [1] FSN: 1 FIB 1
<br>[1] BSN: 0 BIB 1<br>[1] > FISU<br>[1]<br>*CLI> [1] Len = 16 [ [1] 81 [1] 81 [1] 0b [1] 81 [1] 08 [1] d3 [1] bc [1] 14 [1] 11 [1] 40 [1] 00 [1] ff [1] 55 [1] aa [1] 35 [1] 9b [1] ]<br>[1] FSN: 1 FIB 1<br>[1] BSN: 1 BIB 1
<br>[1] < MSU<br>[1]<span style="mso-spacerun: yes"> </span>Network Indicator 0x2<br>[1]<span style="mso-spacerun: yes"> </span>OPC 4851 DPC 4872<br>[1]<span style="mso-spacerun: yes"> </span>User Part: STD_TEST (1) Priority: 0
<br>[1]<span style="mso-spacerun: yes"> </span>H0: 1 H1: 1<br>[1]<span style="mso-spacerun: yes"> </span>Message type: COO<br>[1]<br>[1] Len = 16 [ [1] 81 [1] 82 [1] 0b [1] 81 [1] f3 [1] 12 [1] c2 [1] 04 [1] 21 [1] 40 [1] 00 [1] ff [1] 55 [1] aa [1] 00 [1] 00 [1] ]
<br>[1] FSN: 2 FIB 1<br>[1] BSN: 1 BIB 1<br>[1] > MSU<br>[1]<span style="mso-spacerun: yes"> </span>Network Indicator 0x2<br>[1]<span style="mso-spacerun: yes"> </span>OPC 4872 DPC 4851<br>[1]<span style="mso-spacerun: yes">
</span>User Part: STD_TEST (1) Priority: 0<br>[1]<span style="mso-spacerun: yes"> </span>H0: 1 H1: 2<br>[1]<span style="mso-spacerun: yes"> </span><span style="mso-spacerun: yes"> </span>Message type: COA<br>[1]
<br>[1] FSN: 1 FIB 1<br>[1] BSN: 2 BIB 1<br>[1] < LSSU SIOS<br>[1]<br>[1] Link state change: INSERVICE -> IDLE<br>[1] FSN: 127 FIB 1<br>[1] BSN: 127 BIB 1<br>[1] < LSSU SIO<br>[1]<br>[1] Link state change: IDLE -> ALIGNED
<br>[1] FSN: 127 FIB 1<br>[1] BSN: 127 BIB 1<br>[1] < LSSU SIE<br>[1]<br>[1] Link state change: NOTALIGNED -> PROVING<br>[1] T4 expired!<br>[1] Link state change: PROVING -> ALIGNEDREADY<br>[1] FSN: 127 FIB 1<br>
[1] BSN: 127 BIB 1<br>[1] > FISU<br>[1]<br>[1] FSN: 127 FIB 1<br>[1] BSN: 127 BIB 1<br>[1] < FISU<br>[1]<br>[1] Link state change: ALIGNEDREADY -> INSERVICE<br>[1] Len = 22 [ [1] ff [1] 80 [1] 11 [1] 81 [1] 08 [1] 13 [1] c2 [1] 04 [1] 11 [1] a0 [1] 32 [1] 35 [1] 36 [1] 34 [1] 32 [1] 38 [1] 36 [1] 32 [1] 38 [1] 38 [1] 00 [1] 00 [1] ]
<br>[1] FSN: 0 FIB 1<br>[1] BSN: 127 BIB 1<br>[1] > MSU<br>[1]<span style="mso-spacerun: yes"> </span>Network Indicator 0x2<br>[1]<span style="mso-spacerun: yes"> </span>OPC 4872 DPC 4872<br>[1]<span style="mso-spacerun: yes">
</span>User Part: STD_TEST (1) Priority: 0<br>[1]<span style="mso-spacerun: yes"> </span>H0: 1 H1: 1<br>[1]<span style="mso-spacerun: yes"> </span>Message type: COO<br>[1]<br>[1] Len = 16 [ [1] ff [1] 80 [1] 0b [1] 81 [1] 08 [1] d3 [1] bc [1] 14 [1] 11 [1] 40 [1] 00 [1] ff [1] 55 [1] aa [1] 91 [1] 4f [1] ]
<br>[1] FSN: 0 FIB 1<br>[1] BSN: 127 BIB 1<br>[1] < MSU<br>[1]<span style="mso-spacerun: yes"> </span>Network Indicator 0x2<br>[1]<span style="mso-spacerun: yes"> </span>OPC 4851 DPC 4872<br>[1]<span style="mso-spacerun: yes">
</span>User Part: STD_TEST (1) Priority: 0<br>[1]<span style="mso-spacerun: yes"> </span>H0: 1 H1: 1<br>[1]<span style="mso-spacerun: yes"> </span>Message type: COO<br>[1]<br>[1] Len = 16 [ [1] 80 [1] 81 [1] 0b [1] 81 [1] f3 [1] 12 [1] c2 [1] 04 [1] 21 [1] 40 [1] 00 [1] ff [1] 55 [1] aa [1] 00 [1] 00 [1] ]
<br>[1] FSN: 1 FIB 1<br>[1] BSN: 0 BIB 1<br>[1] > MSU<br>[1]<span style="mso-spacerun: yes"> </span>Network Indicator 0x2<br>[1]<span style="mso-spacerun: yes"> </span>OPC 4872 DPC 4851<br>[1]<span style="mso-spacerun: yes">
</span>User Part: STD_TEST (1) Priority: 0<br>[1]<span style="mso-spacerun: yes"> </span>H0: 1 H1: 2<br>[1] <span style="mso-spacerun: yes"> </span>Message type: COA<br>[1]<br>[1] Len = 16 [ [1] 81 [1] 81 [1] 0b [1] 81 [1] 08 [1] d3 [1] bc [1] 14 [1] 11 [1] 40 [1] 00 [1] ff [1] 55 [1] aa [1] 35 [1] 9b [1] ]
<br>[1] FSN: 1 FIB 1<br>[1] BSN: 1 BIB 1<br>[1] < MSU<br>[1]<span style="mso-spacerun: yes"> </span>Network Indicator 0x2<br>[1]<span style="mso-spacerun: yes"> </span>OPC 4851 DPC 4872<br>[1]<span style="mso-spacerun: yes">
</span>User Part: STD_TEST (1) Priority: 0<br>[1]<span style="mso-spacerun: yes"> </span>H0: 1 H1: 1<br>[1]<span style="mso-spacerun: yes"> </span>Message type: COO<br>[1]<br>[1] Len = 16 [ [1] 81 [1] 82 [1] 0b [1] 81 [1] f3 [1] 12 [1] c2 [1] 04 [1] 21 [1] 40 [1] 00 [1] ff [1] 55 [1] aa [1] 00 [1] 00 [1] ]
<br>[1] FSN: 2 FIB 1<br>[1] BSN: 1 BIB 1<br>[1] > MSU<br>[1]<span style="mso-spacerun: yes"> </span>Network Indicator 0x2<br>[1]<span style="mso-spacerun: yes"> </span>OPC 4872 DPC 4851<br>[1]<span style="mso-spacerun: yes">
</span>User Part: STD_TEST (1) Priority: 0<br>[1]<span style="mso-spacerun: yes"> </span>H0: 1 H1: 2<br>[1]<span style="mso-spacerun: yes"> </span>Message type: COA<br>[1]<br>[1] FSN: 1 FIB 1<br>[1] BSN: 2 BIB 1
<br>[1] < LSSU SIOS<br>[1]<br>[1] Link state change: INSERVICE -> IDLE<br>[1] FSN: 127 FIB 1<br>[1] BSN: 127 BIB 1<br>[1] < LSSU SIO<br>[1]<br>[1] Link state change: IDLE -> ALIGNED<br>[1] FSN: 127 FIB 1<br>[1] BSN: 127 BIB 1
<br>[1] < LSSU SIE<br>[1]<br>[1] Link state change: NOTALIGNED -> PROVING<br>[1] T4 expired!<br>[1] Link state change: PROVING -> ALIGNEDREADY<br>[1] FSN: 127 FIB 1<br>[1] BSN: 127 BIB 1<br>[1] > FISU<br>[1]<br>
[1] FSN: 127 FIB 1<br>[1] BSN: 127 BIB 1<br>[1] < FISU<br>[1]<br>[1] Link state change: ALIGNEDREADY -> INSERVICE<br>[1] Len = 22 [ [1] ff [1] 80 [1] 11 [1] 81 [1] 08 [1] 13 [1] c2 [1] 04 [1] 11 [1] a0 [1] 32 [1] 35 [1] 36 [1] 34 [1] 32 [1] 38 [1] 36 [1] 32 [1] 38 [1] 38 [1] 00 [1] 00 [1] ]
<br>[1] FSN: 0 FIB 1<br>[1] BSN: 127 BIB 1<br>[1] > MSU<br>[1]<span style="mso-spacerun: yes"> </span>Network Indicator 0x2<br>[1]<span style="mso-spacerun: yes"> </span>OPC 4872 DPC 4872<br>[1]<span style="mso-spacerun: yes">
</span>User Part: STD_TEST (1) Priority: 0<br>[1]<span style="mso-spacerun: yes"> </span>H0: 1 H1: 1<br>[1] <span style="mso-spacerun: yes"> </span>Message type: COO<span style="mso-spacerun: yes">
</span><br>[1]<br>[1] Len = 16 [ [1] 80 [1] 81 [1] 0b [1] 81 [1] f3 [1] 12 [1] c2 [1] 04 [1] 21 [1] 40 [1] 00 [1] ff [1] 55 [1] aa [1] 00 [1] 00 [1] ]<br>[1] FSN: 1 FIB 1<br>[1] BSN: 0 BIB 1<br>[1] > MSU<br>[1]<span style="mso-spacerun: yes">
</span>Network Indicator 0x2<br>[1]<span style="mso-spacerun: yes"> </span>OPC 4872 DPC 4851<br>[1]<span style="mso-spacerun: yes"> </span>User Part: STD_TEST (1) Priority: 0<br>[1]<span style="mso-spacerun: yes">
</span>H0: 1 H1: 2<br>[1]<span style="mso-spacerun: yes"> </span>Message type: COA<br>[1]<br>[1] Len = 16 [ [1] 81 [1] 81 [1] 0b [1] 81 [1] 08 [1] d3 [1] bc [1] 14 [1] 11 [1] 40 [1] 00 [1] ff [1] 55 [1] aa [1] 35 [1] 9b [1] ]
<span style="mso-spacerun: yes"> </span><br></font></span>====================</p>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt"> </p>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt">moreover when i tried to restart the zap channels, the following happened:</p>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt">====================</p>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt"><span style="mso-fareast-font-family: 'MS Mincho'"><font face="Courier New" size="2">*CLI> zap restart<br><span style="mso-spacerun: yes"> </span>Destroying channels and reloading zaptel configuration.
<br><span style="mso-spacerun: yes"> </span>== Parsing '/etc/asterisk/zapata.conf': Found<br>[Nov 25 02:39:52] ERROR[30884]: chan_zap.c:11347 linkset_addsigchan: Unable to open SS7 sigchan 16 (Device or resource busy)<br>
[Nov 25 02:39:52] WARNING[30884]: chan_zap.c:10661 zap_restart: Reload channels from zap config failed!<br>Command 'zap restart' failed.<br></font></span><span style="FONT-SIZE: 12pt; FONT-FAMILY: 'Times New Roman'; mso-fareast-font-family: 'MS Mincho'">
*CLI><span style="mso-spacerun: yes"> </span></span></p>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt">====================</p>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt">it says that it is unable to open sigchan 16, but here i must tell u that there is another server beside ours (that does'nt use asterisk), it runs all fine on that system when we plug the same link into that system with the signallin on 16th channel, confirming that there is no problem with the ss7 link
</p>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt"> </p>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt">my new zapata.conf is :</p>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt"> </p>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt">=====zapata.conf======</p>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt"><span style="mso-fareast-font-family: 'MS Mincho'"><font face="Courier New" size="2">[channels]<br>context=ss7<br>switchtype=5ess<br>usecallerid=yes<br>hidecallerid=no<br>
echocancel=yes<br>echocancelwhenbridged=yes<br>musiconhold=default<br><br>signalling = ss7<br>ss7type = itu<br>linkset = 1<br>pointcode = 4872<br>adjpointcode = 4872<br>defaultdpc = 4872<br>networkindicator=national<br><br>
;sigchan => 16<span style="mso-tab-count: 1"> </span><span style="mso-tab-count: 1"> </span>; First signaling channel<br>;channel=>1-15,17-31<span style="mso-tab-count: 1"> </span>; Channels to associate with CICs on this linkset
<br><br>sigchan => 16<span style="mso-tab-count: 1"> </span><br>cicbeginswith=1<br>channel=>1-15<br>cicbeginswith=17<br>channel=>17-31</font><br></span></p>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt">===================</p>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt"> </p>
<p class="MsoPlainText" style="MARGIN: 0in 0in 0pt">no call comes in & nothing occurs on the CLI ever, plz help </p></div>