Path: utzoo!utgpu!news-server.csri.toronto.edu!rpi!usc!elroy.jpl.nasa.gov!swrinde!mips!sgi!vjs@rhyolite.wpd.sgi.com
From: vjs@rhyolite.wpd.sgi.com (Vernon Schryver)
Newsgroups: comp.sys.sgi
Subject: Re: modem port problems
Message-ID: <105523@sgi.sgi.com>
Date: 22 May 91 03:13:55 GMT
References: <1991May21.154839.1563@cs.dal.ca>
Sender: guest@sgi.sgi.com
Distribution: na
Organization: Silicon Graphics, Inc., Mountain View, CA
Lines: 12

In article <1991May21.154839.1563@cs.dal.ca>, silvert@cs.dal.ca (Bill Silvert) writes:
> I have a modem on the serial port of my PI and find that sometimes users
> hang up without logging off.  Is there a way to get the PI to kill the
> login process when the line is disconnected?


Yes.  Use a 5 or 7-wire cable to connect DCD, put the getty on /dev/ttym*
or /dev/ttyf*, and use a modem that can be and is configured to drop DCD
when there is no carrier.


Vernon Schryver,   vjs@sgi.com