From: Justin Collins <justincollins@...>
Date: 2012-05-15T13:09:35+09:00
Subject: Re: net-ssh: Trouble forwarding local ports to a remote server

On 05/14/2012 11:37 AM, Maxwell Pray wrote:
> This is interesting, if I slide sshConnection.loop { true } into this
> script, it works.  Why is this?
Net::SSH::Connection::Session#loop appears to actually start the SSH 
event loop, which handles processing the IO (in this case, forwarding 
the connections).

The third paragraph here hints at this: 
http://net-ssh.github.com/net-ssh/classes/Net/SSH.html

-Justin