[asterisk-ss7] Link Up but no audio
Daniel Pizarro Bustamante
dpizarro at yahoo.com
Mon Apr 20 17:39:41 CDT 2009
Hello,
When I use SendDTMF the operator and the dahdi_monitor "see" the TX stream. It seems there is something wrong between Asterisk and the libss7.
Please help!
Daniel
--- El sáb 18-abr-09, Daniel Pizarro Bustamante <dpizarro at yahoo.com> escribió:
> De: Daniel Pizarro Bustamante <dpizarro at yahoo.com>
> Asunto: Re: [asterisk-ss7] Link Up but no audio
> A: asterisk-ss7 at lists.digium.com
> Fecha: sábado, 18 abril, 2009, 6:17 pm
>
> Hello Matthew:
>
> I send an call by channel number 1, and I see the audio
> only in one-way (RX).
>
> [root at pelxsms2voice ~]# dahdi_monitor 1 -vv
>
> Visual Audio Levels.
> --------------------
> Use chan_dahdi.conf file to adjust the gains if needed.
>
> ( # = Audio Level * = Max Audio Hit )
> <----------------(RX)---------------->
> ###################################*
>
>
>
> <----------------(TX)---------------->
> Rx: 11893 (15967) Tx: 0 (
> 0)
>
> So I think, the CIC mismatch is not the issue.
>
> Daniel
>
>
>
> --- El sáb 18-abr-09, Matthew Fredrickson <creslin at digium.com>
> escribió:
>
> > De: Matthew Fredrickson <creslin at digium.com>
> > Asunto: Re: [asterisk-ss7] Link Up but no audio
> > A: asterisk-ss7 at lists.digium.com
> > Fecha: sábado, 18 abril, 2009, 1:34 pm
> > Daniel Pizarro Bustamante wrote:
> > > 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?
> >
> > Sorry, hit the wrong button on my last email.
> >
> > That was meant to say:
> >
> > One way to do it is to bring a call up, run a
> playback, and
> > use
> > dahdi_monitor -v on the channel you think it should
> be
> > on. If you do
> > not see the audio levels present on TX or RX, you have
> the
> > CIC wrong.
> >
> > You can then run dahdi_monitor -v on the surrounding
> > channels to see if
> > you're off by one or two on that channel.
> >
> > Many people don't configure the subsequent spans
> correctly
> > after the
> > first one. So, for example, for an E1, oftentimes a
> > telco will
> > configure the first span with 32 CICs, even though
> DAHDI
> > registers only
> > 31 physical channels, and people forget to add a new
> > "cicbeginswith=33"
> > for the channels in the second span, causing an off by
> one
> > CIC error
> > starting with the second span (and each subsequent
> span).
> >
> > Matthew Fredrickson
> > Digium, Inc.
> >
> > >
> > > 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
> > >>
> > >>
> > >>
> _______________________________________________
> > >> --Bandwidth and Colocation Provided by http://www.api-digital.com--
> > >>
> > >> asterisk-ss7 mailing list
> > >> To UNSUBSCRIBE or update options visit:
> > >>
> > >> http://lists.digium.com/mailman/listinfo/asterisk-ss7
> > >>
> > >>
> > >>
> > >> -----Adjunto en línea a continuación-----
> > >>
> > >>
> _______________________________________________
> > >> --Bandwidth and Colocation Provided by http://www.api-digital.com--
> > >>
> > >> asterisk-ss7 mailing list
> > >> To UNSUBSCRIBE or update options visit:
> > >> http://lists.digium.com/mailman/listinfo/asterisk-ss7
> > >
> > >
> > > ¡Obtén la mejor
> > experiencia en la web!< Descarga gratis el
> nuevo
> > Internet Explorer 8. http://downloads.yahoo.com/ieak8/?l=e1
> > >
> > > _______________________________________________
> > > --Bandwidth and Colocation Provided by http://www.api-digital.com--
> > >
> > > asterisk-ss7 mailing list
> > > To UNSUBSCRIBE or update options visit:
> > > http://lists.digium.com/mailman/listinfo/asterisk-ss7
> >
> >
> > _______________________________________________
> > --Bandwidth and Colocation Provided by http://www.api-digital.com--
> >
> > asterisk-ss7 mailing list
> > To UNSUBSCRIBE or update options visit:
> > http://lists.digium.com/mailman/listinfo/asterisk-ss7
> >
>
>
>
> ____________________________________________________________________________________
> ¡Obtén la mejor experiencia en la web!
> Descarga gratis el nuevo Internet Explorer 8.
> http://downloads.yahoo.com/ieak8/?l=e1
>
> _______________________________________________
> --Bandwidth and Colocation Provided by http://www.api-digital.com--
>
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> http://lists.digium.com/mailman/listinfo/asterisk-ss7
>
____________________________________________________________________________________
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