Re: [TCLUG:16130] keepalive in ssh?

[Jon Schewe <jpschewe@eggplant.mtu.net>]

So does SSH and it's turned on by default and still doesn't help.

Paul Wiechman <pwiechman@talkware.net> writes:

> OpenSSH has a keep-alive option in its configs.
> 
> Paul Wiechman
> 
> Jon Schewe wrote:
> 
> > I've discovered that with port forwarding over ssh I can get access to the
> > internal web at my work, however I'm trying to figure out how to keep the
> > connection open.  ssh seems to want to time out every now and then and I want
> > to be able to restart it, but when I do from cron, things tend to get lost.
> > Like the connection is there, but when I send traffic over it nothing comes
> > back.  It only seems to work if I start it from a prompt, ie. not inside
> > cron.  Here's the shell script I'm running from cron, with names changed to
> > protect the innocent :)
> >
> > #! /bin/bash
> >
> > check=`/bin/ps awx | grep ssh | grep '3128:proxy:3128'`
> > if [ -z "${check}" ]; then
> >     /usr/bin/ssh -q -C -f -g -L 3128:proxy:3128 -l username host.company.com 'while `/bin/true`; do sleep 5; done;'
> >     #echo "Needs restart"
> > #else
> > #  echo "still running"
> > fi
> >
> > Anyone got any ideas?
> >
> > --
> > Jon Schewe
> > http://eggplant.mtu.net/~jpschewe
> > schewe@tcfreenet.org
> >
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-- 
Jon Schewe 
http://eggplant.mtu.net/~jpschewe
schewe@tcfreenet.org