[Asterisk-Users] adit 600 fxo ports immediately "answers" outgoing calls (even if not connected to line)

[Steven Critchfield]

On Fri, 2005-01-28 at 18:01 -0600, Jon Gabrielson wrote:
> On Friday 28 January 2005 05:41 pm, Steven Critchfield wrote:
> > On Fri, 2005-01-28 at 11:35 -0600, Jon Gabrielson wrote:
> > > I have an adit 600 with an fxo card connected to a digium T1 card.
> > > If I try to make an outgoing call and the T1 cable is disconnected,
> > > asterisks returns congested like it should.
> > > But, if the adit 600 is connected to the T1 card, the adit 600
> > > immediately "answers" the call even if there are no physical
> > > lines attached.  I even removed the fxo card and the adit
> > > 600 still "answers" the outgoing call even though it obviously
> > > has no way to actually route the call.
> > >
> > > How do I tell asterisk and/or the adit 600 to make sure it has
> > > a dialtone before it answers the call and tries to route it?
> >
> > Trouble with analog lines. What type of signal do you think the ADIT
> > should send when it doesn't have a loop?
> 
> I'm not for sure, I know my x100p card is somehow able to
> tell asterisk when there is no dialtone.  I just assumed that
> asterisk would be able to detect the dialtone or lack of
> dialtone and try a different line if no dialtone was detected.

Difference between dialtone and battery. The x100P goes into red alarm
when it doesn't detect battery. I don't think you can take a single
channel of a T1 and put it in an alarm state.
-- 
Steven Critchfield <critch at basesys.com>