This is an example of Multiplayer Unity TANKS created using EuNet.
It contains all source code for Server, Client, and Common project.

Easy Unity Network (EuNet) is a network solution for multiplayer games.

Click to watch YouTube video
http://www.youtube.com/watch?v=COKdDbeEUUQ

You can run it on Google Play

• Open the Tanks.sln file with Visual Studio 2019.
• Run Rebuild All. (If it fails, run Build All)
• Start the GameServer project with debugging.

• Open the Client folder with Unity 2019.4 version.
• Click the Unity Play button to run it.
• Enjoy!

If connection to the server fails, it is because the server address is wrong.
You need to find an accessible address and put it in the Server Address field of the GameClient object in hierarchy.