They will need your Public IP address . You may also need to Port Forward port 25565 on your router settings to allow external connections.
You are looking for a file named minecraft_server.1.8.1.jar or minecraft_server.1.8.1.exe . skachat server maina 1 8 1
Installing a Minecraft Server: Ultimate Guide Tips and Tricks They will need your Public IP address
To download and set up a Minecraft 1.8.1 server, you'll need a stable version of Java and the official server files. Since 1.8.1 is an older version, most official links now point to the latest release, but you can still find the specific legacy files through reliable archives. 1. Requirements and Preparation skachat server maina 1 8 1