[asterisk-ss7] unable to forward voice or dtmf

[joseph mpora]

On Mon, Aug 23, 2010 at 11:00 AM, joseph mpora <klashniv at gmail.com> wrote:
> Hullo all,
>
> I have successfully setup dahdi + libss7 + asterisk and call traffic
> seems normal.
>
> There is just 2 issues I need help resolving:
>
> 1. I get the following warning on asterisk cli very often: "unable to
> forward voice or dtmf". What does this message mean? How do I fix it
> 2. I should have 2 signalling links each on the 1st channel of the 1st
> and 2nd E1. The telco sees only one link up and ss7 show linkset 1
> only show one link. How do I configure/enable the other?
>
> Thanks, Joseph
>
> Key Information:
>
> Asterisk 1.6.2.9
> libss7 version: 1.0.2
> DAHDI Version: 2.3.0.1 Echo Canceller: MG2
>
> /etc/dahdi/system.conf
>
> # Span 1: TE4/0/1 "T4XXP (PCI) Card 0 Span 1" (MASTER)
> span=1,1,0,ccs,hdb3,crc4
> bchan=2-31
> mtp2=1
> echocanceller=mg2,2-31
>
> # Span 2: TE4/0/2 "T4XXP (PCI) Card 0 Span 2"
> span=2,2,0,ccs,hdb3,crc4
> bchan=33-62
> mtp2=32
> echocanceller=mg2,33-62
>
> # Span 3: TE4/0/3 "T4XXP (PCI) Card 0 Span 3"
> span=3,3,0,ccs,hdb3,crc4
> bchan=63-93
> echocanceller=mg2,63-93
>
> # Span 4: TE4/0/4 "T4XXP (PCI) Card 0 Span 4"
> span=4,4,0,ccs,hdb3,crc4
> bchan=94-124
> echocanceller=mg2,94-124
>
> # Global data
> loadzone        = us
> defaultzone     = us
>
> /etc/asterisk/chan_dahdi.conf
>
> [channels]
> linkset=1
> group=1
> signalling = ss7
> ss7type = itu
> ss7_calling_nai=dynamic
> callerid=asreceived
> usecallerid=yes
> hidecallerid=no
> usecallingpres=yes
> callwaitingcallerid=yes
> threewaycalling=yes
> canpark=yes
> cancallforward=yes
> callreturn=yes
> echocancel=yes
> echocancelwhenbridged=yes
> relaxdtmf=yes
> rxgain=0.0
> txgain=0.0
> useincomingcalleridondahditransfer=yes
> pointcode = xxxx
> adjpointcode = xxxx
> defaultdpc = xxxx
> networkindicator=national_spare
>
> ; First signalling channel
> ;sigchan = 1
> ;sigchan = 32
>
> ; First E1
> cicbeginswith = 2
> sigchan = 1
> channel = 2-31
>
> ; Second E1
> cicbeginswith = 33
> sigchan = 32
> channel = 33-62
>
> ; Third E1
> cicbeginswith = 65
> channel = 63-93
>
> ; Fourth E1
> cicbeginswith = 97
> channel = 94-124
>

anyone have any ideas on these 2 issues?