Path: utzoo!attcan!uunet!samsung!zaphod.mps.ohio-state.edu!pacific.mps.ohio-state.edu!ohstpy!miavx1!pemurray
From: pemurray@miavx1.acs.muohio.edu (Peter Murray)
Newsgroups: comp.unix.questions
Subject: Re: Preventing Idle in telnet
Message-ID: <2399.26fde5fb@miavx1.acs.muohio.edu>
Date: 24 Sep 90 15:54:50 GMT
References: <85234@aerospace.AERO.ORG>
Lines: 35

In article <85234@aerospace.AERO.ORG>, huebner@aerospace.aero.org (Robert E. Huebner) writes:
> Looking for advice on how to solve the following problem in UNIX:
> 
> I need to find a way to alter telnet so that it will automatically
> send characters periodically if the user is idle.  The specific case
> is one where I am using telnet on a Sun to connect to a remote Multics.
> The Multics has a "feature" which automatically logs me out if idle
> time exceeds 30 minutes, even if processes are running.  Is there some
> way to have telnet type a ^G sequence or something whenever idle time
> exceeds 25 minutes?  Or is there a more elegant solution to this
> problem.  I have no Multics experience, so I'd like to make the fix from
> the Sun/telnet end of things.
> 
> Thank you for your time,

What you can do is write a small C program to send a space and a backspace
every 25 minutes.  Something like:

main()
{
	while (1)
	{
		sleep(1500);
		printf("\033[OC\033[OD");
		fflush(stdout);
	}
}

And then start it in the background.

Peter
-- 
Peter Murray            Neat UNIX Stunts #3:             pemurray@miavx1.bitnet
176 Thompson Hall        csh> sleep with me       pmurray@apsvax.aps.muohio.edu
Oxford, OH 45056                       NeXT Mail:  pmurray@next4.acs.muohio.edu