How to join from within the game
Launcher the game
Click Multiplayer
Login to your BeamMP account or Play as Guest
You can either click on the Public Servers tab and then look for your server by name.
Or you can click the Direct Connect tab and enter in your server's IP in the top option and your server's Port in the bottom option. Then click Connect.
If your server's connection info is 104.192.227.54:27018, the IP would be 104.192.227.54 and the Port would be 27018