[asterisk-ss7] New SS7 Ckt---> Yellow Alarm
Matthew Fredrickson
creslin at digium.com
Wed Dec 17 13:36:56 CST 2008
Rana Dhekial wrote:
> Hello All,
>
> I have received a new SS7 ckt from Telco. Although dahdi_tool shows the
> link to be up. The SS7 link always keep going up and down in the
> Asterisk CLI. Telco is insisting that everyting is fine on their end. I
> am getting yellow alarm. Is it possible to get more specific for the
> cause of yellow alarm to help diagnose the probelm ?
Yellow alarm is what the other end sends when it detects a loss of
signal condition on its receive pair.
Usually the first thing to do (after verifying that your config is
correct, make sure you don't need CRC on the line) is to try to check
your cabling and replace it if possible.
Matthew Fredrickson
Digium, Inc.
>
> /etc/dahdi/system.conf
>
> span=1,1,0,ccs,hdb3
> bchan=1-15,17-31
> #dchan=16
> mtp2=16
>
> /etc/asterisk/chan_dahdi.conf
>
> linkset=1
> group=1
> signalling=ss7
> ss7type=itu
> ss7_called_nai=dynamic
> ss7_calling_nai=dynamic
> pointcode=3006
> ;pointcode=1-119-5
> adjpointcode=147
> ;adjpointcode=0-18-3
> defaultdpc=147
> ;defaultdpc=0-18-3
> context=from-outside_c7
> networkindicator=national_spare
> cicbeginswith=1
> channel => 1-15
> cicbeginswith=17
> channel => 17-31
> sigchan=16
>
>
>
> ss7 debug
>
> Connected to Asterisk
> SVN-sruffell-asterisk-trunk-transcoder-r162983-/trunk currently running
> on ildserver (pid
> = 15803)
> Verbosity is at least 43
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 1: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 2: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 3: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 4: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 5: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 6: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 7: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 8: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 9: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 10: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 11: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 12: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 13: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 14: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 15: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 17: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 18: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 19: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 20: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 21: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 22: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 23: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 24: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 25: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 26: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 27: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 28: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 29: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 30: Yellow Alarm
> [Dec 18 00:53:35] WARNING[15836]: chan_dahdi.c:4451 handle_alarms:
> Detected alarm on channel 31: Yellow Alarm
> [Dec 18 00:53:35] ERROR[15835]: chan_dahdi.c:9770 ss7_linkset: Alarm on
> link!
> Link state change: INSERVICE -> IDLE
> Link state change: IDLE -> NOTALIGNED
> [Dec 18 00:53:35] WARNING[15835]: chan_dahdi.c:9821 ss7_linkset: MTP2
> link down (SLC 0)
> --- SS7 Down ---
> Len = 4 [ ff ff 01 00 ]
> FSN: 127 FIB 1
> BSN: 127 BIB 1
> >[0] LSSU SIO
> [Dec 18 00:53:35] ERROR[15835]: chan_dahdi.c:9776 ss7_linkset: Alarm
> cleared on link
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 1
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 2
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 3
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 4
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 5
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 6
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 7
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 8
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 9
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 10
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 11
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 12
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 13
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 14
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 15
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 17
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 18
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 19
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 20
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 21
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 22
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 23
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 24
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 25
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 26
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 27
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 28
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 29
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 30
> [Dec 18 00:53:35] NOTICE[15836]: chan_dahdi.c:7960 handle_init_event:
> Alarm cleared on channel 31
> Len = 4 [ 83 81 01 03 ]
> FSN: 1 FIB 1
> BSN: 3 BIB 1
> <[0] LSSU SIOS
> Link state change: NOTALIGNED -> NOTALIGNED
> Len = 4 [ ff ff 01 00 ]
> FSN: 127 FIB 1
> BSN: 127 BIB 1
> <[0] LSSU SIO
> Link state change: NOTALIGNED -> ALIGNED
> Len = 4 [ ff ff 01 02 ]
> FSN: 127 FIB 1
> BSN: 127 BIB 1
> >[0] LSSU SIE
> Len = 4 [ ff ff 01 02 ]
> FSN: 127 FIB 1
> BSN: 127 BIB 1
> <[0] LSSU SIE
> Link state change: ALIGNED -> PROVING
> T4 expired!
> Link state change: PROVING -> ALIGNEDREADY
> Len = 3 [ ff ff 00 ]
> FSN: 127 FIB 1
> BSN: 127 BIB 1
> >[0] FISU
> Len = 3 [ ff ff 00 ]
> FSN: 127 FIB 1
> BSN: 127 BIB 1
> <[0] FISU
> Link state change: ALIGNEDREADY -> INSERVICE
> MTP2 link up (SLC 0)
> Len = 20 [ ff 80 11 c1 93 80 ef 02 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: 3 Priority: 0 User Part: STD_TEST (1)
> [ c1 ]
> OPC 3006 DPC 147 SLS 0
> [ 93 80 ef 02 ]
> H0: 1 H1: 1
> [ 11 ]
> Len = 14 [ ff 80 0b c1 be cb 24 00 11 40 00 ff 55 aa ]
> FSN: 0 FIB 1
> BSN: 127 BIB 1
> <[0] MSU
> [ ff 80 0b ]
> Network Indicator: 3 Priority: 0 User Part: STD_TEST (1)
> [ c1 ]
> OPC 147 DPC 3006 SLS 0
> [ be cb 24 00 ]
> H0: 1 H1: 1
> [ 11 ]
> --- SS7 Up ---
> Resetting CICs 1 to 15
> Resetting CICs 17 to 31
> Len = 14 [ 80 81 0b c1 93 80 ef 02 21 40 00 ff 55 aa ]
> FSN: 1 FIB 1
> BSN: 0 BIB 1
> >[0] MSU
> [ 80 81 0b ]
> Network Indicator: 3 Priority: 0 User Part: STD_TEST (1)
> [ c1 ]
> OPC 3006 DPC 147 SLS 0
> [ 93 80 ef 02 ]
> H0: 1 H1: 2
> [ 21 ]
> Len = 14 [ 80 82 0b c5 93 80 ef 02 01 00 17 01 01 0e ]
> FSN: 2 FIB 1
> BSN: 0 BIB 1
> >[0] MSU
> [ 80 82 0b ]
> Network Indicator: 3 Priority: 0 User Part: ISUP (5)
> [ c5 ]
> OPC 3006 DPC 147 SLS 0
> [ 93 80 ef 02 ]
> CIC: 1
> [ 01 00 ]
> Message Type: GRS
> [ 17 ]
> --VARIABLE LENGTH PARMS[1]--
> Range and status:
> Range: 14
> [ 01 0e ]
> Len = 14 [ 80 83 0b c5 93 80 ef 02 11 00 17 01 01 0e ]
> FSN: 3 FIB 1
> BSN: 0 BIB 1
> >[0] MSU
> [ 80 83 0b ]
> Network Indicator: 3 Priority: 0 User Part: ISUP (5)
> [ c5 ]
> OPC 3006 DPC 147 SLS 0
> [ 93 80 ef 02 ]
> CIC: 17
> [ 11 00 ]
> Message Type: GRS
> [ 17 ]
> --VARIABLE LENGTH PARMS[1]--
> Range and status:
> Range: 14
> [ 01 0e ]
> Len = 20 [ 81 81 11 c1 be cb 24 00 21 a0 32 35 36 34 32 38 36 32 38 38 ]
> FSN: 1 FIB 1
> BSN: 1 BIB 1
> <[0] MSU
> [ 81 81 11 ]
> Network Indicator: 3 Priority: 0 User Part: STD_TEST (1)
> [ c1 ]
> OPC 147 DPC 3006 SLS 0
> [ be cb 24 00 ]
> H0: 1 H1: 2
> [ 21 ]
> exit~]#
>
>
> thanks,
>
> Rana
>
>
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