Remobo is a zero-configuration instant private network or virtual private network (VPN) freeware application that directly connects users' computers as if they were on the same local area network, even if they're behind NAT firewalls. It is currently available as a beta version for Microsoft Windows. It is different from other popular VPN software in that connections are created at a user level rather than a machine level, so users can be mobile and create instant network connections anywhere… (More on Remobo)