Thanks, Sasa, I'll try this one.
Michael
""Sasa Milic"" wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> Michael,
>
> I've seen this, and problem was SS7 configuration between telco
> switches. Basically, they configured isdn switches so that isdn
> calls can be made in only one direction.
>
> Have you tried to connect plain phones into NT1 (in case that
> NT1 supports them) and to call other location from phone ?
>
> Ask your telco to check.
>
> Sasa
>
>
> Michael Gergov wrote:
> >
> > Hi everyone,
> >
> > I was troubleshooting a DDR Backup with ISDN line, here is what
happened.
> > Location 1 was setup to initiate the call, Location 2 to accept it . (I
> went
> > trough the config n+1 times).
> > The connection was never established. I set up the syslog server and
> > debugging of Q931.
> > Here is the excerpt out of the syslog.
> >
> > DISCONNECT pd = 8 callref = 0xC9
> > Cause i = 0x81D8 - Incompatible destination
> > Signal i = 0x03 - Network congestion tone on
> >
> > I put 1 in front of the dial string xxx-xxx-xxxx, and it changed to the
> > following.
> >
> > DISCONNECT pd = 8 callref = 0xF4
> > Cause i = 0x82A2 - No channel available
> > Signal i = 0x03 - Network congestion tone on
> >
> > DISCONNECT pd = 8 callref = 0xA2
> > Cause i = 0x80C1 - Bearer capability not implemented
> > Signal i = 0x03 - Network congestion tone on
> >
> > Than I reversed the configuration-Location 2 calling Location 1 - It was
> > working just the way it supposed to.
> >
> > I am not an ISDN specialist,so can someone tell me, what my problem with
> the
> > first setup was?
> >
> > Many Thanks,
> > Michael
Message Posted at:
http://www.groupstudy.com/form/read.php?f=7&i=20437&t=20403
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