[asterisk-ss7] chan_zap.c:9844 zt_ss7_error: !! Unable to handle message of type 0xd on CIC 2002

[Matthew Fredrickson]

Veneraldo Apelo wrote:
> Hi List,
> 
> I encountered the following error when I made a test call from a SIP 
> extension: chan_zap.c:9844 zt_ss7_error: !! Unable to handle message of 
> type 0xd
> But the call can get through, although there was no caller-id. Hereunder 
> is the trace and my configuration:
> 
> zapata.conf
> [trunkgroups]
> 
> [channels]
> context=from-pstn
> usecallingpres=yes
> signalling=ss7
> ss7type=itu
> networkindicator=international
> 
> linkset=1
> pointcode=7777
> adjpointcode=10481
> defaultdpc=10481
> group=1
> cicbeginswith=2002
> sigchan=1
> channel=2-31


It looks like there other end is sending a Suspend message, which we 
don't do anything with right now.  As long as you are not noticing any 
issues, I *believe* this should be benign.

Matthew Fredrickson

> 
> 
> [Jun 10 14:46:29] ERROR[16228]: chan_zap.c:9844 zt_ss7_error: !! Unable 
> to handle message of type 0xd
> 
> [Jun 10 14:46:29] ERROR[16228]: chan_zap.c:9844 zt_ss7_error: !! Unable 
> to handle message of type 0xd on CIC 2002
> Len = 13 [ 81 85 0a 05 61 5e 3c 2a d2 07 0d 01 00 ]
> FSN: 5 FIB 1
> BSN: 1 BIB 1
> <[0] MSU
> [ 81 85 0a ]
>         Network Indicator: 0 Priority: 0 User Part: ISUP (5)
>         [ 05 ]
>         OPC 10481 DPC 7777 SLS 2
>         [ 61 5e 3c 2a ]
>                 CIC: 2002
>                 [ d2 07 ]
>                 Message Type: Unknown
>                 [ 0d ]
> [Jun 10 14:46:29] ERROR[16228]: chan_zap.c:9844 zt_ss7_error: !! Unable 
> to handle message of type 0xd
> 
> Received double MSU, dropping
> Len = 13 [ 81 85 0a 05 61 5e 3c 2a d2 07 0d 01 00 ]
> FSN: 5 FIB 1
> BSN: 1 BIB 1
> <[0] MSU
> [ 81 85 0a ]
>         Network Indicator: 0 Priority: 0 User Part: ISUP (5)
>         [ 05 ]
>         OPC 10481 DPC 7777 SLS 2
>         [ 61 5e 3c 2a ]
>                 CIC: 2002
>                 [ d2 07 ]
>                 Message Type: Unknown
>                 [ 0d ]
> [Jun 10 14:46:29] ERROR[16228]: chan_zap.c:9844 zt_ss7_error: !! Unable 
> to handle message of type 0xd
> 
> Received double MSU, dropping
> Len = 11 [ 81 86 08 00 61 5e 3c 0a 14 b2 24 ]
> FSN: 6 FIB 1
> 
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-- 
Matthew Fredrickson
Software/Firmware Engineer
Digium, Inc.