Prevent sleep during ssh session

[Chris Jones]

> In my experience this doesn't always work, I used to connect from work
> to home and vice versa using ssh and the keep alive option din't keep
> those sessions connected.  I ended up with a trivial program running in
> the background that sent NUL characters at five minute intervals.
> 
> I think in my case it may have been some firewall/router timeout that
> was disconnecting the idle connections.

Worked ok for me, between OSX and a remote linux box.

But yes, I can see the hardware in between (routers, firewalls etc.) 
could easily effect things.

Just give it a try and see (if it is the problem - The OP seems to have 
gone quiet...).

cheers Chris