Barrier uses all IPs, so I use it with my VPN active but via my cross over cable at the library. If my USB WLAN devices supported ad Hoc mode, it would be over

Barrier uses all IPs, so I use it with my VPN active but via my cross over cable at the library. If my USB WLAN devices supported ad Hoc mode, it would be over a permanent wireless link between the thinkpads.