hi: please show the system.conf file, cat IRQ. i think something is wrong with MTP, possbile reasons are:card problem or card setting. Best regards, James.zhu Doing asterisk/PRI/ss7/dahdi, linux, asterisk cards, gateway(fxs/fxo/pri<->SIP). website: www.voipviews.com Date: Fri, 15 Jul 2011 19:05:44 -0400 From: vappleyard@xxxxxxxxx To: asterisk-ss7 at lists.digium.com Subject: Sporadic SS7 Link Down Hi people!I have DAHDI Version: 2.4.0 with Asterisk 1.6.2.13 and libss7 1.0.2. Sometimes the link was down and up (that is sporadic). The system doesn't have many calls even. Any suggestion?Is a problem of PSTN or is a problem with my digium? Thanks! Here is a debug result with the error.... Len = 25 [ 8e 8d 16 81 83 09 02 00 21 f0 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 ]FSN: 13 FIB 1BSN: 14 BIB 1>[0] MSU[ 8e 8d 16 ] Network Indicator: 2 Priority: 0 User Part: STD_TEST (1) [ 81 ] OPC 8 DPC 2435 SLS 0 [ 83 09 02 00 ] H0: 1 H1: 2 [ 21 ] Len = 25 [ 8d 8f 16 b1 08 c0 60 02 11 f0 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 ]FSN: 15 FIB 1BSN: 13 BIB 1<[0] MSU[ 8d 8f 16 ] Network Indicator: 2 Priority: 3 User Part: STD_TEST (1) [ b1 ] OPC 2435 DPC 8 SLS 0 [ 08 c0 60 02 ] H0: 1 H1: 1 [ 11 ] Len = 25 [ 8f 8e 16 81 83 09 02 00 21 f0 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 ] FSN: 14 FIB 1BSN: 15 BIB 1>[0] MSU[ 8f 8e 16 ] Network Indicator: 2 Priority: 0 User Part: STD_TEST (1) [ 81 ] OPC 8 DPC 2435 SLS 0 [ 83 09 02 00 ] H0: 1 H1: 2 [ 21 ] Len = 4 [ 8e 90 01 03 ]FSN: 16 FIB 1BSN: 14 BIB 1<[0] LSSU SIOS Link state change: INSERVICE -> IDLELink state change: IDLE -> NOTALIGNED[Jul 15 18:24:45] WARNING[19341]: chan_dahdi.c:11634 ss7_linkset: MTP2 link down (SLC 0) Len = 4 [ ff ff 01 00 ]FSN: 127 FIB 1BSN: 127 BIB 1>[0] LSSU SIO Len = 4 [ ff ff 01 00 ]FSN: 127 FIB 1BSN: 127 BIB 1<[0] LSSU SIO Link state change: NOTALIGNED -> ALIGNEDLen = 4 [ ff ff 01 02 ]FSN: 127 FIB 1BSN: 127 BIB 1>[0] LSSU SIE Len = 4 [ ff ff 01 01 ] FSN: 127 FIB 1BSN: 127 BIB 1<[0] LSSU SIN Link state change: ALIGNED -> PROVINGT4 expired!Link state change: PROVING -> ALIGNEDREADY Len = 3 [ ff ff 00 ]FSN: 127 FIB 1BSN: 127 BIB 1>[0] FISU Len = 3 [ ff ff 00 ]FSN: 127 FIB 1BSN: 127 BIB 1<[0] FISU Link state change: ALIGNEDREADY -> INSERVICEMTP2 link up (SLC 0)Len = 20 [ ff 80 11 81 83 09 02 00 11 a0 32 35 36 34 32 38 36 32 38 38 ]FSN: 0 FIB 1 BSN: 127 BIB 1>[0] MSU[ ff 80 11 ] Network Indicator: 2 Priority: 0 User Part: STD_TEST (1) [ 81 ] OPC 8 DPC 2435 SLS 0 [ 83 09 02 00 ] H0: 1 H1: 1 [ 11 ] Len = 25 [ 80 80 16 b1 08 c0 60 02 11 f0 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 ]FSN: 0 FIB 1BSN: 0 BIB 1<[0] MSU [ 80 80 16 ] Network Indicator: 2 Priority: 3 User Part: STD_TEST (1) [ b1 ] OPC 2435 DPC 8 SLS 0 [ 08 c0 60 02 ] H0: 1 H1: 1 [ 11 ] Len = 25 [ 80 81 16 81 83 09 02 00 21 f0 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 a5 ]FSN: 1 FIB 1BSN: 0 BIB 1>[0] MSU[ 80 81 16 ] Network Indicator: 2 Priority: 0 User Part: STD_TEST (1) [ 81 ] OPC 8 DPC 2435 SLS 0 [ 83 09 02 00 ] H0: 1 H1: 2 [ 21 ] Len = 20 [ 80 81 11 b1 08 c0 60 02 21 a0 32 35 36 34 32 38 36 32 38 38 ]FSN: 1 FIB 1BSN: 0 BIB 1<[0] MSU[ 80 81 11 ] Network Indicator: 2 Priority: 3 User Part: STD_TEST (1) [ b1 ] OPC 2435 DPC 8 SLS 0 [ 08 c0 60 02 ] H0: 1 H1: 2 [ 21 ] -- _____________________________________________________________________ -- Bandwidth and Colocation Provided by http://www.api-digital.com -- asterisk-ss7 mailing list To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-ss7 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.digium.com/pipermail/asterisk-ss7/attachments/20110716/6b9ec7fb/attachment.htm>