Using VPN Connection

Here's an example using the free Radmin VPN. Both the host and the players connecting to the server need to download this software from the Radmin VPN official website.

For the Host:

After installing Radmin VPN, click on "Network" -> "Create Network":

Enter any network name and password of your choice, then create the network.

Go back to GUI, right-click on the server instance and select "Edit Server". In the IP address field, enter the IP address provided by Radmin VPN.

Please note that the host's computer firewall needs to be disabled, otherwise, other players may not be able to join.

For Other Players:

After installing Radmin VPN, they need to click on "Network" -> "Join Network" and enter the network name and password to join the network.

After joining, in the game, enter Radmin IP:port-number to connect: