[asterisk-ss7] No audio with CON message

[Marcus Vinicius]

Hello,

I'm having problem when I make a call, and I receive a CON from Telco. All calls with this scenario has no audio.

If the Telco proceed the call with ACM, I don't have any issue.

Is there any configuration to solve this issue?

Version: Asterisk 1.8.10.1
libss7 version: 1.0.2

LOGs: 

    -- Called DAHDI/r3/10315
[3] Len = 34 [ c2 ab 1f 85 99 8f dc 70 07 00 01 00 60 01 0a 00 02 07 05 84 10 01 13 05 0a 07 04 13 71 53 00 01 20 00 ]
[3] FSN: 43 FIB 1
[3] BSN: 66 BIB 1
[3] >[1] MSU
[3] [ c2 ab 1f ]
[3]     Network Indicator: 2 Priority: 0 User Part: ISUP (5)
[3]     [ 85 ]
[3]     OPC 882 DPC 3993 SLS 7
[3]     [ 99 8f dc 70 ]
[3]             CIC: 7
[3]             [ 07 00 ]
[3]             Message Type: IAM
[3]             [ 01 ]
[3]             --FIXED LENGTH PARMS[4]--
[3]             Nature of Connection Indicator:
[3]                     Satellites in connection: 0
[3]                     Continuity Check: Check not required (0)
[3]                     Outgoing half echo control device: not included (0)
[3]                     [ 00 ]
[3]             Forward Call Indicators:
[3]                     Nat/Intl Call Ind: call to be treated as a national call (0)
[3]                     End to End Method Ind: no end-to-end method(s) available (0)
[3]                     Interworking Ind: no interworking encountered (0)
[3]                     End to End Info Ind: no end-to-end information available (0)
[3]                     ISDN User Part Ind: ISDN user part used all the way (1)
[3]                     ISDN User Part Pref Ind: ISDN user part not preferred all the way (1)
[3]                     ISDN Access Ind: originating access ISDN (1)
[3]                     SCCP Method Ind: no indication (0)
[3]                     [ 60 01 ]
[3]             Calling Party's Category:
[3]                     Category: Ordinary calling subscriber (10)
[3]                     [ 0a ]
[3]             Transmission Medium Requirements:
[3]                     Speech (0)
[3]                     [ 00 ]
[3]             --VARIABLE LENGTH PARMS[1]--
[3]             Called Party Number:
[3]                     Nature of address: 4
[3]                     NI: 0
[3]                     Numbering plan: 1
[3]                     Address signals: 10315
[3]                     [ 05 84 10 01 13 05 ]
[3]             --OPTIONAL PARMS--
[3]             Calling Party Number:
[3]                     Nature of address: 4
[3]                     NI: 0
[3]                     Numbering plan: 1
[3]                     Presentation: 0
[3]                     Screening: 3
[3]                     Address signals: 1734001002
[3]                     [ 0a 07 04 13 71 53 00 01 20 ]
[3]
[3] Len = 14 [ ab c3 0b 85 72 43 e6 73 07 00 07 05 00 00 ]
[3] FSN: 67 FIB 1
[3] BSN: 43 BIB 1
[3] <[1] MSU
[3] [ ab c3 0b ]
[3]     Network Indicator: 2 Priority: 0 User Part: ISUP (5)
[3]     [ 85 ]
[3]     OPC 3993 DPC 882 SLS 7
[3]     [ 72 43 e6 73 ]
[3]             CIC: 7
[3]             [ 07 00 ]
[3]             Message Type: Unknown
[3]             [ 07 ]
[3]             --FIXED LENGTH PARMS[1]--
[3]             Backward Call Indicator:
[3]                     Charge indicator: 1
[3]                     Called party's status indicator: 1
[3]                     Called party's category indicator: 0
[3]                     End to End method indicator: 0
[3]                     Interworking indicator: 0
[3]                     End to End information indicator: 0
[3]                     ISDN user part indicator: 0
[3]                     Holding indicator: 0
[3]                     ISDN access indicator: 0
[3]                     Echo control device indicator: 0
[3]                     SCCP method indicator: 0
[3]                     [ 05 00 ]
[3]
Linkset 3: Processing event: ISUP_EVENT_CON
    -- DAHDI/69-1 answered SIP/1002-00000557

-- NO AUDIO AFTER THIS POINT. --


Thanks a lot,

--
Marcus Vinicius
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