failed in mg_init_data, dev=ttyC3 (Help! please)

Gert Doering (gert@greenie.muc.de)
Wed, 8 Jul 1998 23:12:07 +0200


Hi,

Avery wrote:
> The last items in every log entry is:
> 
> 07/07	09:52:22	yC3	send: \dATQOVlHO[Odl
> 07/07	09:52:23	yC3	waiting for "OK"
> 07/07	09:52:23	yC3	got: ATQOVlHO[Od]
> 07/07	09:52:23	yC3	CND: ATQOVlHO[Od][Oa]OK ** found
> 07/07	09:52:23	yC3	send: ATSO=OQO&D3&Cl[Od]
> 07/07	09:52:23	yC3	waiting for "OK"
> 07/07	09:52:23	yC3	got: [0d]
> 07107	09:52:23	yC3	CND: OK[Oa]ATSO=OQO&D3&Cl[Odl
> 07/07	09:52:23	yC3	CND: ATSO=OQO&D3&Cl[OdIEOaIERROR
> 07/07	09:52:23	yC3	found action string: "ERROR"
> 07/07	09:52:23	yC3	init chat failed, exiting ... : Invalid argument
> 07/07	09:52:23	#####	failed in mg_init_data, dev=ttyC3, pid=31373

Have you typed this from memory?  All the "zeroes" in your example above
are actually "capital-o"'s, and as such, will definitely cause errors.

Also, there is an AT&Cl in there ("cee ell"), which should be &C1 ("cee
one").

> Then it starts the initalization process over, and so on and so on...

Sure.

> This would seem to me that the modem is returning an error, right? What
> I don't understand is that sometimes it works, and sometimes it does
> not. Sometimes cycling the power on the modem will correct the
> situating, sometimes not.

Hmmm, from your log file, you're sending garbage to the modem, and the
modem returns garbage.  Now I don't know whether the log is accurate...

> The modems are USR Sportster 28.8's.

Crapmodems...

> Any Ideas of what the problem may be?

Hard to say.  The log file is very strange.  But besides this, it could be
a bad serial port, broken modem, bad cable, bad wheather, who knows.

Try whether the initialization works fine from a terminal program then,
and if not, change modem, ports, cables, wheather, until the problem goes
away.

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