Making a phone call?

Gert Doering (gert@greenie.muc.de)
Mon, 30 Nov 1998 22:02:16 +0100


Hi,

On Mon, Nov 30, 1998 at 03:51:14PM -0500, Gilles Labrecque wrote:
> Here in the attachement file is a complete log of what happened today
>  November 30 at 14h36 and 14h40 
> when the modem answered 2 outgoing phone calls in a row. 
> Hope you will understand spmething?

Now let's see...

> 11/30 14:36:00 yS1   waiting for line to clear (VTIME), read: 
> 11/30 14:36:01 yS1   removing lock file
> 11/30 14:36:01 yS1  waiting...

Modem initialized fine, now waiting for a "RING" message from modem.

> 11/30 14:36:38 yS1    select returned 1
> 11/30 14:36:38 yS1   checking lockfiles, locking the line

"something happened".

> 11/30 14:36:38 yS1   makelock(ttyS1) called
> 11/30 14:36:38 yS1   do_makelock: lock='/var/lock/LCK..ttyS1'
> 11/30 14:36:38 yS1   lock made

"it was not a dialout, must be an incoming call"

> 11/30 14:36:38 yS1    vgetty: number of rings (3) was set directly
> 11/30 14:36:38 yS1    vgetty: decremented number of rings (3) by 0
> 11/30 14:36:38 yS1  wfr: waiting for ``RING''
> 11/30 14:36:38 yS1   got: [0a][0d][0a]RING[0d]

The modem says "RING".

> 11/30 14:36:38 yS1    CND: RING
> 11/30 14:36:38 yS1   wfr: rc=0, drn=0
> 11/30 14:36:38 yS1  wfr: waiting for ``RING''
> 11/30 14:36:38 yS1   got: [0a][0d][0a]RING[0d]
> 11/30 14:36:39 yS1    CND: RING

Again.

> 11/30 14:36:39 yS1   wfr: rc=0, drn=0
> 11/30 14:36:39 yS1  wfr: waiting for ``RING''
> 11/30 14:36:39 yS1   got: [0a][0d][0a]RING[0d]
> 11/30 14:36:46 yS1    CND: RING

And again.

> 11/30 14:36:46 yS1   wfr: rc=0, drn=0
> 11/30 14:36:46 yS1  reading ring_type ring configuration from config file /usr/local/etc/mgetty+sendfax/voice.conf
> 11/30 14:36:46 yS1   reading /usr/local/etc/mgetty+sendfax/voice.conf...
> 11/30 14:36:46 yS1   conf lib: read: 'part generic'

... so vgetty will pick up the phone.

--> modem problem.  The modem signals "the phone is RINGing", and there
isn't *anything* vgetty can do to decide whether that was an outgoing or
incoming call.  So check with your modem support whether they have some
ideas why this is happening.

It is NOT a "linux problem", the same thing (unsolicited RING messages)
will happen if you go to "Hyperterm" in Win95 and just talk to the modem.

gert
-- 
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Gert Doering - Munich, Germany                             gert@greenie.muc.de
fax: +49-89-35655025                        gert.doering@physik.tu-muenchen.de