Even this should be pretty easy — just connect directly (easy on IPv6) or through whatever tunnel you need depending on the game. Tailscale comes to mind, but you could do L2 tunneling with OpenVPN if you need to simulate an actual LAN.
I don’t understand why you’d need a central server at all.
Even this should be pretty easy — just connect directly (easy on IPv6) or through whatever tunnel you need depending on the game. Tailscale comes to mind, but you could do L2 tunneling with OpenVPN if you need to simulate an actual LAN.
I don’t understand why you’d need a central server at all.