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From: Joe Greco <jgreco@brasil.moneng.mei.com>
Message-Id: <199603161548.JAA24225@brasil.moneng.mei.com>
Subject: Re: csh hanging around after disconnect
To: map@iphil.net (Miguel A.L. Paraz)
Date: Sat, 16 Mar 1996 09:48:32 -0600 (CST)
Cc: barney@databus.com, freebsd-isp@freebsd.org
In-Reply-To: <199603160549.NAA05822@marikit.iphil.net> from "Miguel A.L. Paraz" at Mar 16, 96 01:49:24 pm
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> Hello!
> 
> I'm having the same problem... except I'm using bash.
> 
> Barney Wolff wrote:
>  
> > The only answer to this, and not
> > a very swift one, is to run TCP keep-alives on all telnet and poppassd
> > sessions on your host, and that will eventually detect that the user's
> > gone away.
> 
> How is this done?  Is this a separate daemon, or an option to compile
> in these daemons?

It's something that doesn't exist but would be implemented by adding a
little code to all the networking daemons.  Particularly the daemons without
timeouts..

> Another way - can we looked through the logged in users at regular
> intervals and find out who's disconnected?  You could compare this
> against the list of logged in users ('show sessions'), but
> we'd have to differentiate from users who are telnetted in from
> somewhere else...

No, that gets to be very difficult very quickly.

... Joe

-------------------------------------------------------------------------------
Joe Greco - Systems Administrator			      jgreco@ns.sol.net
Solaria Public Access UNIX - Milwaukee, WI			   414/546-7968