Last i checked the game supports ipv6.


In general, perhaps yes, I'm not that tech advanced - I was just following wiki linked on main site and resources there pointed to use static IPv4 with UDP as far as I understood.


[...]


Thanks, will check these.

EDIT:
Well, my ISP decided to make ...

TL;DR: got free. lower spec machine at home, wanted to setup a dedicated headless ubuntu server for 10 people. The only problem is limitations over game being written for IPv4/UDP address as far as I understand. Before I contact my ISP for static IPv4, which will be probably a lot of pain and time ...