<html><body><div style="color:#000; background-color:#fff; font-family:Courier New, courier, monaco, monospace, sans-serif;font-size:10pt"><div>Hi,<br><br>I have 5 E1 with libss7 1.0.2 and Asterisk 1.8.10.1. <br>The first one is with one telco and the others are with another telco.<br><br>I noticed that after some weeks running, four of my circuit stop working. I can't make calls. But I can receive calls without problem. <br>When this happens, I can't see any IAM message on outgoing calls.<br><br>When I try to make calls, I receive: <br><br> -- Executing [1030851732342778@from-sip:1] Goto("SIP/Rede-00000e9a", "telefonica-ld85,0851732342778,1") in new stack<br> -- Goto (telefonica-ld85,0851732342778,1)<br> -- Executing [0851732342778@telefonica-ld85:1] Set("SIP/Rede-00000e9a", "CALLERPRES()=allowed") in new stack<br> -- Executing [0851732342778@telefonica-ld85:2]
Dial("SIP/Rede-00000e9a", "DAHDI/r2/0851732342778,200") in new stack<br>[Sep 27 17:03:44] WARNING[1072]: app_dial.c:2218 dial_exec_full: Unable to create channel of type 'DAHDI' (cause 34 - Circuit/channel congestion)<br> == Everyone is busy/congested at this time (1:0/1/0)<br> -- Executing [0851732342778@telefonica-ld85:3] Dial("SIP/Rede-00000e9a", "DAHDI/r12/0851732342778,200") in new stack<br>[Sep 27 17:03:44] WARNING[1072]: app_dial.c:2218 dial_exec_full: Unable to create channel of type 'DAHDI' (cause 34 - Circuit/channel congestion)<br> == Everyone is busy/congested at this time (1:0/1/0)<br> -- Executing [0851732342778@telefonica-ld85:4] Hangup("SIP/Rede-00000e9a", "") in new stack<br> == Spawn extension (telefonica-ld85, 0851732342778, 4) exited non-zero on 'SIP/Rede-00000e9a'<br><br>I receive this error: "cause 34 - Circuit/channel congestion", but Asterisk didn't even send the IAM
message.<br><br>My linkset is UP all the time: <br><br>SRR-JT-MGA01*CLI> dahdi show status<br>Description Alarms IRQ bpviol CRC Fra Codi Options LBO<br>AP408 Card 1 Span 1 OK 0 0 0 CCS HDB3 0 db (CSU)/0-133 feet (DSX-1)<br>AP408 Card 1 Span 2 OK 0
0 0 CCS HDB3 0 db (CSU)/0-133 feet (DSX-1)<br>AP408 Card 1 Span 3 OK 0 0 0 CCS HDB3 0 db (CSU)/0-133 feet (DSX-1)<br>AP408 Card 1 Span 4 OK 0 0 0 CCS HDB3 0 db (CSU)/0-133 feet (DSX-1)<br>AP408 Card 1 Span
5 OK 0 0 0 CCS HDB3 0 db (CSU)/0-133 feet (DSX-1)<br><br><br>SRR-JT-MGA01*CLI> ss7 show linkset 3<br>SS7 linkset 3 status: Up<br><br><br>SRR-JT-MGA01*CLI> dahdi show channels group 2<br> Chan Extension Context Language MOH Interpret Blocked State<br> 32 from-pstn-02 br
default In Service<br> 33 from-pstn-02 br default In Service<br> 34 from-pstn-02 br default In Service<br> 35
from-pstn-02 br default In Service<br> 36 from-pstn-02 br default In Service<br> 37 from-pstn-02 br default In Service<br>
38 from-pstn-02 br default In Service<br> 39 from-pstn-02 br default In Service<br> 40 from-pstn-02 br
default In Service<br> 41 from-pstn-02 br default In Service<br> 42 from-pstn-02 br default In Service<br> 43
from-pstn-02 br default In Service<br> 44 from-pstn-02 br default In Service<br> 45 from-pstn-02 br default In Service<br>
46 from-pstn-02 br default In Service<br> 47 from-pstn-02 br default In Service<br> 125 from-pstn-05 br
default In Service<br> 126 from-pstn-05 br default In Service<br> 127 from-pstn-05 br default In Service<br> 128 from-pstn-05
br default In Service<br> 129 from-pstn-05 br default In Service<br> 130 from-pstn-05 br default In Service<br>
131 from-pstn-05 br default In Service<br> 132 from-pstn-05 br default In Service<br> 133 from-pstn-05 br
default In Service<br> 134 from-pstn-05 br default In Service<br> 135 from-pstn-05 br default In Service<br> 136 from-pstn-05
br default In Service<br> 137 from-pstn-05 br default In Service<br> 138 from-pstn-05 br default In Service<br>
139 from-pstn-05 br default In Service<br> 140 from-pstn-05 br default In Service<br><br><br>To solve this issue, I need to make a "dahdi restart" command. <br><br>After this, all come back to normally.<br><br>But after several weeks (maybe five or six) I have the same problem again.<br><br>Anyone knows how can I make a more specific debug to diagnostic this?<br><br><br>Config: <br><br>; SS7
GENERAL CONFIG<br>signalling=ss7<br>ss7type=itu<br>ss7_called_nai=dynamic<br>ss7_calling_nai=dynamic<br>networkindicator=national<br><br>; ===== ===== THIS LINKSET WORKS WITH NO PROBLEM ALL THE TIME ===== ===== ;<br>linkset=1<br><br>;span 1<br>pointcode=781<br>defaultdpc=678<br>adjpointcode=678<br>context=from-pstn-01<br><br>group=1<br>cicbeginswith=1<br>channel=>1-15<br><br>group=11<br>cicbeginswith=301<br>channel=>17-31<br>sigchan=16<br><br><br>; ===== ===== THIS LINKSET STOPS WORKING AFTER SOME WEEKS ===== ===== ;<br>linkset=3<br>pointcode=882<br><br>; span 2<br>defaultdpc=2561<br>context=from-pstn-02<br><br>group=2<br>cicbeginswith=1<br>channel=>32-47<br><br>group=12<br>cicbeginswith=17<br>channel=>48-62<br><br>; span 3<br>defaultdpc=3993<br>context=from-pstn-03<br><br>group=3<br>cicbeginswith=1<br>channel=>63-77<br><br>group=13<br>cicbeginswith=17<br>channel=>79-93<br><br><br>; span
4<br>defaultdpc=3994<br>context=from-pstn-04<br><br>group=3,4<br>cicbeginswith=1<br>channel=>94-108<br><br>group=13,4<br>cicbeginswith=17<br>channel=>110-124<br><br><br>; span 5<br>defaultdpc=3995<br>context=from-pstn-05<br><br>group=2,5<br>cicbeginswith=1<br>channel=>125-140<br><br>group=12,5<br>cicbeginswith=17<br>channel=>141-155<br><br>adjpointcode=223<br>sigchan=109<br>sigchan=78<br><br><br><br>Thanks a lot,<br><br><br>--<br>Marcus Vinícius<br><br><br></div></div></body></html>