Virtualization is all the rage nowadays... even more so when done efficiently, beautifully and Open Sourced! That is the case with the ProxMoxVE project. If you work with virtualization, make sure you check that project out! It is incredibly simple and powerful... oh, and Open-Source too, which means it makes you look good with your boss and it costs no money to your company!

A couple of sites that I support have been hosted by VPSLink for a while now and it was time I got the OpenVPN client in the virtual machine to talk to my server. Setting up OpenVPN was easy enough, as I got the config files and the certs all prepped before hand, getting it to work was a different deal... After the initial failed service openvpn start and a bit more sifting through log files, it turned out that the node for the /dev/net/tun adapter was incorrect! Fixing this was easy after a bit of googling around: