[asterisk-ss7] Link Up but no audio

Daniel Pizarro Bustamante dpizarro at yahoo.com
Sat Apr 18 11:56:44 CDT 2009


Hello Mesbah:

I am using the libss7-1.0 because the libss7-trunk has an error that we could see in this forum.

The asterisk and dahdi was downloaded from the svn (trunk versions).

How can I detect the CIC mismatch?

Thanks,

Daniel Pizarro


Connected to Asterisk SVN-


--- El sáb 18-abr-09, Mesbahuddin Malik <mesbah.malik at gmail.com> escribió:

> De: Mesbahuddin Malik <mesbah.malik at gmail.com>
> Asunto: Re: [asterisk-ss7] Link Up but no audio
> A: asterisk-ss7 at lists.digium.com
> Fecha: sábado, 18 abril, 2009, 11:40 am
> Hi,
>  
> For various reasons this happen. The main reasons are
> 
>  
> 1.Firewall
>  
> 2.Libss7 version Mitch Matching
>  
> 3. CIC Mismatch
>  
> 4. Terminal End firewall issues
>  
>  
> so check the above and let me know . I can help you in
> this respect.
>  
> Best regards
> Mesbah
> 
> 
> On Sat, Apr 18, 2009 at 8:14 PM,
> Daniel Pizarro Bustamante <dpizarro at yahoo.com>
> wrote:
> 
> 
> 
> Hello:
> 
> I have an SS7 deployment with Asterisk
> 1.6.x/libss7(1.0.x)/DAHDI.
> 
> I try to originate a call (from CLI) and I am able to
> connect the call
> 
> but the called party doesn't hear anything. Eg.
> 
> Originate Local/01996613358 at llamada application Playback
> tt-monkeys
> 
> I can send dtmf's and the called party can hear them.
> 
> Originate Local/01996613358 at llamada application SendDTMF
> 12345678
> 
> 
> The debug shows me that:
> 
>   -- Executing [01996613358 at llamada:1]
> Set("Local/01996613358 at llamada-1bb8;2",
> "CALLERID(number)=7773") in new
> stack
>   -- Executing [01996613358 at llamada:2]
> 
> Dial("Local/01996613358 at llamada-1bb8;2",
> "DAHDI/g1/01996613358") in new
> stack
>   -- Called g1/01996613358
> Len = 34 [ b2 af 1f c5 38 38 34 1e 01 00 01 00 60 01 0a 00
> 02 0a 08 03
> 10 10 99 66 31 53 f8 0a 04 04 10 77 37 00 ]
> 
> FSN: 47 FIB 1
> BSN: 50 BIB 1
> >[0] MSU
> [ b2 af 1f ]
>       Network Indicator: 3 Priority: 0 User Part: ISUP
> (5)
>       [ c5 ]
>       OPC 14544 DPC 14392 SLS 1
>       [ 38 38 34 1e ]
>               CIC: 1
> 
>               [ 01 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 ]
> 
> pelxsms2voice*CLTransmission Medium Requirements:
>                       Speech (0)
>                       [ 00 ]
>               --VARIABLE LENGTH PARMS[1]--
>               Called Party Number:
>                       Nature of address: 3
> 
>                       NI: 0
>                       Numbering plan: 1
>                       Address signals:
> 01996613358#
>                       [ 08 03 10 10 99 66 31 53
> f8 ]
>               --OPTIONAL PARMS--
> 
>               Calling Party Number:
>                       Nature of address: 4
>                       NI: 0
>                       Numbering plan: 1
>                       Presentation: 0
>                       Screening: 0
> 
>                       Address signals: 7773
>                       [ 0a 04 04 10 77 37 ]
> 
> Len = 18 [ af b3 0f c5 d0 38 0e ae 01 00 06 12 34 01 29 01
> 03 00 ]
> FSN: 51 FIB 1
> BSN: 47 BIB 1
> <[0] MSU
> [ af b3 0f ]
> 
>       Network Indicator: 3 Priority: 0 User Part: ISUP
> (5)
>       [ c5 ]
>       OPC 14392 DPC 14544 SLS 10
>       [ d0 38 0e ae ]
>               CIC: 1
>               [ 01 00 ]
>               Message Type: ACM
> 
>               [ 06 ]
>               --FIXED LENGTH PARMS[1]--
>               Backward Call Indicator:
>                       Charge indicator: 2
>                       Called party's status
> indicator: 0
>                       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
>                       [ 12 34 ]
> 
>               --OPTIONAL PARMS--
>               Optional Backward Call Indicator:
>                       In-band information
> indicator: 1
>                       Call diversion may occur
> indicator: 1
>                       Simple segmentation
> indicator: 0
> 
>                       MLPP user indicator: 0
>                       [ 29 01 03 ]
> 
>   -- DAHDI/1-1 is proceeding passing it to
> Local/01996613358 at llamada-1bb8;2
> Len = 17 [ af b4 0e c5 d0 38 0e ae 01 00 09 01 11 02 16 34
> 00 ]
> 
> FSN: 52 FIB 1
> BSN: 47 BIB 1
> <[0] MSU
> [ af b4 0e ]
>       Network Indicator: 3 Priority: 0 User Part: ISUP
> (5)
>       [ c5 ]
>       OPC 14392 DPC 14544 SLS 10
>       [ d0 38 0e ae ]
>               CIC: 1
> 
>               [ 01 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 ]
> 
>   -- DAHDI/1-1 answered Local/01996613358 at llamada-1bb8;2
>   -- Launching SendDTMF(9876543210) on
> Local/01996613358 at llamada-1bb8;1
>  == Spawn extension (llamada, 01996613358, 2) exited
> non-zero on
> 
> 'Local/01996613358 at llamada-1bb8;2'
> Len = 16 [ b4 b0 0d c5 38 38 34 1e 01 00 0c 02 00 02 81 90
> ]
> FSN: 48 FIB 1
> BSN: 52 BIB 1
> >[0] MSU
>   -- Hungup 'DAHDI/1-1'
> [ b4 b0 0d ]
>       Network Indicator: 3 Priority: 0 User Part: ISUP
> (5)
> 
>       [ c5 ]
>       OPC 14544 DPC 14392 SLS 1
>       [ 38 38 34 1e ]
>               CIC: 1
>               [ 01 00 ]
>               Message Type: REL
>               [ 0c ]
>               --VARIABLE LENGTH PARMS[1]--
> 
>               Cause Indicator:
>                       Coding Standard: 0
>                       Location: 1
>                       Cause Class: 1
>                       Cause Subclass: 0
>                       Cause: Normal call
> clearing (16)
> 
>                       [ 02 81 90 ]
> 
> Len = 12 [ b0 b5 09 c5 d0 38 0e ae 01 00 10 00 ]
> FSN: 53 FIB 1*CLI>
> BSN: 48 BIB 1*CLI>
> <[0] MSUvoice*CLI>
> [ b0 b5 09 ]e*CLI>
> pelxsms2Network Indicator: 3 Priority: 0 User Part: ISUP
> (5)
> 
> pelxsms2[ c5 ]CLI>
> pelxsms2OPC 14392 DPC 14544 SLS 10
> pelxsms2[ d0 38 0e ae ]
> pelxsms2voice*CLCIC: 1
> pelxsms2voice*CL[ 01 00 ]
> pelxsms2voice*CLMessage Type: RLC
> pelxsms2voice*CL[ 10 ]
> pelxsms2voice*CLI>
> 
> Len = 18 [ b0 b6 0f c1 d0 f8 0f 0e 11 80 87 88 89 8a 8b 8c
> 8d 8e ]
> FSN: 54 FIB 1
> BSN: 48 BIB 1
> <[0] MSU
> [ b0 b6 0f ]
>       Network Indicator: 3 Priority: 0 User Part:
> STD_TEST (1)
>       [ c1 ]
>       OPC 14399 DPC 14544 SLS 0
> 
>       [ d0 f8 0f 0e ]
>       H0: 1 H1: 1
>       [ 11 ]
> 
> Len = 18 [ b6 b1 0f c1 3f 38 34 0e 21 80 87 88 89 8a 8b 8c
> 8d 8e ]
> FSN: 49 FIB 1
> BSN: 54 BIB 1
> >[0] MSU
> [ b6 b1 0f ]
>       Network Indicator: 3 Priority: 0 User Part:
> STD_TEST (1)
> 
>       [ c1 ]
>       OPC 14544 DPC 14399 SLS 0
>       [ 3f 38 34 0e ]
>       H0: 1 H1: 2
> pelxsms2[ 21 ]CLI>
> 
> 
> Please, give a hand with that.
> 
> 
> --
> Daniel Pizarro Bustamante
> 
> 
> 
>      ¡Obtén la mejor experiencia en la web!<
> Descarga gratis el nuevo Internet Explorer 8. http://downloads.yahoo.com/ieak8/?l=e1
> 
> 
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