[FIX] Can't connect to frontier servers

It helped me, might help you.
-IF YOU HAVE HAMACHI IT MIGHT HAVE ♥♥♥♥♥♥ STUFF UP FOR YOU-

Go to;
>Options -> Network
>Change the adapter to Wi-Fi/Ethernet if it is set to Hamachi.
>Restart your game.

Hamachi Moment

Hamachi Moment