Initiate a tunnel and keeps it alive (restart it automagically if died) without much overhead
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                http://www.harding.motd.ca/autossh/
  
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                http://www.harding.motd.ca/autossh/Serveur OpenSSH pour windows. (basé sur Cygwin)
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                http://sourceforge.net/projects/sshwindows/?source=typ_redirect
  
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                http://sourceforge.net/projects/sshwindows/?source=typ_redirect