[asterisk-users] Conneting Asterisk to Swyx pri

[Geraint Lee]

brilliant idea - except it would be a sunday morning and another problem....
the handsets that come with swyx aren't sip compatible :S

Cheers

Geraint

2008/10/6 Gordon Henderson
<gordon+asterisk at drogon.net<gordon%2Basterisk at drogon.net>
>

> On Mon, 6 Oct 2008, Geraint Lee wrote:
>
> > Hi all, I've done this a few times with other PBX's but swyx has stumped
> me!
> > I'm having some trouble getting Asterisk connected to a Swyx system using
> a
> > sangoma A104dx... currently the setup is:
> > BT <-> Swyx
> >
> > The above setup works fine... what i'm trying to achieve is
> > BT & SIP Trunks <-> Asterisk <-> Swyx
> >
> > I have connected to our BT (2 x ISDN30 UK) with asterisk and have no
> errors
> > and can make and receive calls and it never dies... the problem comes
> when i
> > try and connect asterisk to swyx...
> > I can make calls from asterisk to the swyx system with no problems or
> > errors, but... when i try and place a call from Swyx to asterisk i
> receive
> > the following error:
> > [Oct  6 10:56:20] ERROR[9794]: chan_zap.c:8250 zt_pri_error: !!
> Unexpected
> > Channel selection 3
> >
> > The call does complete as normal but after about 2 or 3 hours of calls
> > passing through this setup i start receiving errors like the following:
> > [Oct  6 10:55:25] WARNING[9794]: chan_zap.c:8074 pri_fixup_principle:
> Can't
> > fix up channel from 63 to 92 because 92 is already in use
> > [Oct  6 10:55:25] WARNING[9794]: chan_zap.c:9245 pri_dchannel: Hangup on
> bad
> > channel 0/30 on span 3
> > [Oct  6 10:55:55] WARNING[9794]: chan_zap.c:8074 pri_fixup_principle:
> Can't
> > fix up channel from 63 to 92 because 92 is already in use
> >
> > And eventually no more calls can be placed from swyx to asterisk... time
> for
> > some configs... and before anyone says something about wanpipe3 and 4
> having
> > dchan=0, i tried with dchan=16 and no calls can be placed...
> >
> > I hope someone can point me in the right direction as we're trying to get
> > rid of swyx since we're tied down by limiting software and excessive
> > licensing costs.
>
> So go in one Saturday morning, wire it up as you want (BT -> Asterisk) and
> the re-configure all the SIP phones to talk directly to the asterisk box
> and not the swyx box, then arrange the the swyx box to misteriously die,
> then tell everyone what a good job it was that you were in on the weekend
> to re-configure the phones to use the asterisk box ;-)
>
> Gordon
>
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