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From:	Andrew Schulman <schulman DOT andrew AT epamail DOT epa DOT gov>
Subject:	Re: SSH dropping out
Date:	Thu, 06 Nov 2008 09:15:43 -0500
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> Is there a way, from within the same batch script used to make the SSH 
> connection, to send a packet of data, or something similar, every minute 
> so that the connection will be kept alive?

Have a look at autossh, which does this and also restarts any ssh connection
which is still alive but has stopped passing data.  You can even set it up to
run as a service, so that your TCP tunnels will be available from boot.  See the
README.Cygwin file for details.

Andrew.


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