Aye, a tick to all of those apart from the crossover cable which didn't work at all (LEDs in RJ45's all wrong), which I put down to the intended usage of the thin client PC: use a straight cable and comms are tickityboo
I'm running version 1.211, thought the latest would be best. I'll try disabling the firewall, but I added permission for all networks for UCCNC (it had only added itself to public) and that didn't seem to help.