Re: VPN if all you have is ssh!

["Matthew Gillen" <user=50@nabble.blu.org>]

 [hidden email] wrote: 
> I'm sure there are a lot of different ways to accomplish this, but I say, 
> this seems pretty cool to me. 
> 
> Say you work at a company that only allows Microsoft tools (exchange, 
> connectra, etc.), or a mere ssh connection through a gateway. How do you 
> use tools like source control, email, etc.? 
> 
> Well, here's how I did it: 
> 
> Use ssh to the gateway and use the "-L" port forwarding option to forward 
> a local port, say 2022, to port 22 on my machine in the main office. 
> 
> ssh -C -L 2022:mymachine:22 gateway.company.com 
> 
> This opens a compressed and encrypted connection to the gateway, and 
> forwards ssh on my office machine on port 2022. 
> 
> Now, run ssh with the -w option (for a VPN) as: 
> 
> ssh -f -p 2022 -w 0:0 root@localhost "/root/vpn/vpnstartup.sh" 
> 
> # Now initialize tunnel device created by ssh 
> /sbin/ifconfig tun0