[asterisk-ss7] Help with SS7 (No Audio)
Timothy Smith
timotsmith at gmail.com
Mon Nov 29 09:37:26 CST 2010
Hi,
I havent seen any useful information while loading and unloading
chat_dahdi.so, however, I have attached below the output of
ss7linktest and a debug during a call.
By the way, what does it mean when RX is 0 (asterisk not receiving
anything from the telco?)
Thanks
Tim
------------
ed channel 31, SS7 signalling
-- Automatically generated pseudo channel
== Starting SS7 linkset on span 1
== Registered channel type 'DAHDI' (DAHDI Telephony Driver w/SS7)
Loaded chan_dahdi.so
*CLI> == Manager registered action DAHDITransfer
== Manager registered action DAHDIHangup
== Manager registered action DAHDIDialOffhook
== Manager registered action DAHDIDNDon
== Manager registered action DAHDIDNDoff
== Manager registered action DAHDIShowChannels
== Manager registered action DAHDIRestart
Loaded chan_dahdi.so => (DAHDI Telephony w/SS7)
Huh?! Got FISU in link state 1
MTP2 link up (SLC 0)
--- SS7 Up ---
Resetting CICs 2 to 31
Got reset acknowledgement from CIC 2 to 31.
*CLI> ss7
block debug no show unblock
*CLI> ss7
block debug no show unblock
*CLI> ss7 debug linkset 1
Enabled debugging on linkset 1
*CLI> == Using SIP RTP CoS mark 5
-- Executing [074892062 at sip:1] NoOp("SIP/100-00000000", "") in new stack
-- Executing [074892062 at sip:2] Dial("SIP/100-00000000",
"DAHDI/3/074892062") in new stack
Len = 36 [ 83 85 21 85 f1 47 fa 31 03 00 01 00 60 01 0a 00 02 09 07 03
10 80 79 24 60 f2 0a 07 03 11 70 09 97 10 99 00 ]
FSN: 5 FIB 1
BSN: 3 BIB 1
>[0] MSU
[ 83 85 21 ]
Network Indicator: 2 Priority: 0 User Part: ISUP (5)
[ 85 ]
OPC 25 DPC 33 SLS 3
[ f1 47 fa 31 ]
CIC: 3
[ 03 00 ]
Message Type: IAM
[ 01 ]
--FIXED LENGTH PARMS[4]--
Nature of Connection Indicator:
Satellites in connection: 0
Continuity Check: Check not required (0)
Outgoing half echo control device: not included (0)
[ 00 ]
Forward Call Indicators:
Nat/Intl Call Ind: call to be treated as a
national call (0)
End to End Method Ind: no end-to-end method(s)
available (0)
Interworking Ind: no interworking encountered (0)
End to End Info Ind: no end-to-end information
available (0)
ISDN User Part Ind: ISDN user part used all the way (1)
ISDN User Part Pref Ind: ISDN user part not
preferred all the way (1)
ISDN Access Ind: originating access ISDN (1)
SCCP Method Ind: no indication (0)
[ 60 01 ]
Calling Party's Category:
Category: Ordinary calling subscriber (10)
[ 0a ]
Transmission Medium Requirements:
Speech (0)
[ 00 ]
--VARIABLE LENGTH PARMS[1]--
Called Party Number:
Nature of address: 3
NI: 0
Numbering plan: 1
Address signals: 074892062#
[ 07 03 10 80 79 24 60 f2 ]
--OPTIONAL PARMS--
Calling Party Number:
Nature of address: 3
NI: 0
Numbering plan: 1
Presentation: 0
Screening: 1
Address signals: 0790790199
[ 0a 07 03 11 70 09 97 10 99 ]
Len = 3 [ 83 85 00 ]
FSN: 5 FIB 1
BSN: 3 BIB 1
>[0] FISU
-- Called 3/074892062
Len = 14 [ 85 84 0b 85 e9 47 fc 11 03 00 06 16 34 00 ]
FSN: 4 FIB 1
BSN: 5 BIB 1
<[0] MSU
[ 85 84 0b ]
Network Indicator: 2 Priority: 0 User Part: ISUP (5)
[ 85 ]
OPC 33 DPC 25 SLS 1
[ e9 47 fc 11 ]
CIC: 3
[ 03 00 ]
Message Type: ACM
[ 06 ]
--FIXED LENGTH PARMS[1]--
Backward Call Indicator:
Charge indicator: 2
Called party's status indicator: 1
Called party's category indicator: 1
End to End method indicator: 0
Interworking indicator: 0
End to End information indicator: 0
ISDN user part indicator: 1
Holding indicator: 0
ISDN access indicator: 1
Echo control device indicator: 1
SCCP method indicator: 0
[ 16 34 ]
-- DAHDI/3-1 is proceeding passing it to SIP/100-00000000
-- DAHDI/3-1 is ringing
Len = 17 [ 85 85 0e 85 e9 47 fc 11 03 00 09 01 11 02 16 34 00 ]
FSN: 5 FIB 1
BSN: 5 BIB 1
<[0] MSU
[ 85 85 0e ]
Network Indicator: 2 Priority: 0 User Part: ISUP (5)
[ 85 ]
OPC 33 DPC 25 SLS 1
[ e9 47 fc 11 ]
CIC: 3
[ 03 00 ]
Message Type: ANM
[ 09 ]
--OPTIONAL PARMS--
Backward Call Indicator:
Charge indicator: 2
Called party's status indicator: 1
Called party's category indicator: 1
End to End method indicator: 0
Interworking indicator: 0
End to End information indicator: 0
ISDN user part indicator: 1
Holding indicator: 0
ISDN access indicator: 1
Echo control device indicator: 1
SCCP method indicator: 0
[ 11 02 16 34 ]
[Nov 29 10:33:40] WARNING[7001]: chan_dahdi.c:2005 dahdi_enable_ec:
Unable to enable echo cancellation on channel 3 (No such device)
-- DAHDI/3-1 answered SIP/100-00000000
Len = 16 [ 85 86 0d 85 e9 47 fc 11 03 00 0c 02 00 02 80 90 ]
FSN: 6 FIB 1
BSN: 5 BIB 1
<[0] MSU
[ 85 86 0d ]
Network Indicator: 2 Priority: 0 User Part: ISUP (5)
[ 85 ]
OPC 33 DPC 25 SLS 1
[ e9 47 fc 11 ]
CIC: 3
[ 03 00 ]
Message Type: REL
[ 0c ]
--VARIABLE LENGTH PARMS[1]--
Cause Indicator:
Coding Standard: 0
Location: 0
Cause Class: 1
Cause Subclass: 0
Cause: Normal call clearing (16)
[ 02 80 90 ]
Len = 12 [ 86 86 09 85 f1 47 fa 31 03 00 10 00 ]
FSN: 6 FIB 1
BSN: 6 BIB 1
>[0] MSU
[ 86 86 09 ]
Network Indicator: 2 Priority: 0 User Part: ISUP (5)
[ 85 ]
OPC 25 DPC 33 SLS 3
[ f1 47 fa 31 ]
CIC: 3
[ 03 00 ]
Message Type: RLC
[ 10 ]
-- Hungup 'DAHDI/3-1'
== Spawn extension (sip, 074892062, 2) exited non-zero on 'SIP/100-00000000'
----------------------------------
[root at ivr1 libss7]# ./ss7linktest 1 itu 33 25
Starting link 1
Link state change: IDLE -> NOTALIGNED
Len = 4 [ ff ff 01 00 ]
FSN: 127 FIB 1
BSN: 127 BIB 1
>[0] LSSU SIO
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
[0] MTP2 link up
Len = 9 [ ff 80 06 80 e9 47 fc 01 17 ]
FSN: 0 FIB 1
BSN: 127 BIB 1
>[0] MSU
[ ff 80 06 ]
Network Indicator: 2 Priority: 0 User Part: NET_MNG (0)
[ 80 ]
OPC 33 DPC 25 SLS 0
[ e9 47 fc 01 ]
H0: 7 H1: 1
Message type: TRA
[ 17 ]
Len = 20 [ ff 81 11 81 e9 47 fc 01 11 a0 32 35 36 34 32 38 36 32 38 38 ]
FSN: 1 FIB 1
BSN: 127 BIB 1
>[0] MSU
[ ff 81 11 ]
Network Indicator: 2 Priority: 0 User Part: STD_TEST (1)
[ 81 ]
OPC 33 DPC 25 SLS 0
[ e9 47 fc 01 ]
H0: 1 H1: 1
[ 11 ]
Len = 20 [ 81 80 11 81 e9 47 fc 01 11 a0 aa aa aa aa aa aa aa aa aa aa ]
FSN: 0 FIB 1
BSN: 1 BIB 1
<[0] MSU
[ 81 80 11 ]
Network Indicator: 2 Priority: 0 User Part: STD_TEST (1)
[ 81 ]
OPC 33 DPC 25 SLS 0
[ e9 47 fc 01 ]
H0: 1 H1: 1
[ 11 ]
Received message destined for point code 0x7e9 but we're 0x7f1. Dropping
^C
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