Date: Mon, 12 Sep 2005 14:56:47 -0700 From: Sean Murphy <smurphy@calarts.edu> To: freebsd-questions@freebsd.org Subject: Re: 5.4 SSH Timeout help Message-ID: <4325F99F.2090505@calarts.edu> In-Reply-To: <20050912185417.GB30659@localhost.localdomain> References: <4325C7D3.7060409@calarts.edu> <20050912185417.GB30659@localhost.localdomain>
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Will Maier wrote: > On Mon, Sep 12, 2005 at 11:24:19AM -0700, Sean Murphy wrote: > >>I SSH into the server with no problem and I'm able to do work >>however when I walk away from my desk SSH closes the session. It >>seems the timeout is 5 or 10 min how can I change this setting for >>all of our users? > > > What shell are the users using? If they're using 'tcsh' or certain > other shells, they might be running up against the shell's > autologout option. See the man page for tcsh (1): > > | The first word is the number of minutes of inactivity before > | automatic logout. The optional second word is the number of minutes > | of inactivity before automatic locking. When the shell > | automatically logs out, it prints `auto-logout', sets the variable > | logout to `automatic' and exits. When the shell automatically > | locks, the user is required to enter his password to continue > | working. Five incorrect attempts result in automatic logout. Set to > | `60' (automatic logout after 60 minutes, and no locking) by default > | in login and superuser shells, but not if the shell thinks it is > | running under a window system (i.e., the DISPLAY environment > | variable is set), the tty is a pseudo-tty (pty) or the shell was > | not so compiled (see the version shell variable). See also the > | afsuser and logout shell variables. > There was no timeout option with the shell I was using (the bourne shell /bin/sh) However I did find the problem. The router was timing out NAT translations after 10 min of no packets transversing. This corresponded to my timeout. I fixed the problem by editing the /etc/ssh/sshd_config Uncommenting the line ClientAliveInterval 300 and restarted sshd This fixed my problem. Thanks
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