Things You'll Need
Instructions
Locate the Ethernet port on each computer. Plug in one end of the Ethernet crossover cable to each computer. If connecting more than two computers, connect each computer to the router using Ethernet patch cables.
Install the DirectPlay software from the Age of Empires II installation CD-ROM. The process may vary depending on your operating system.
Run Age of Empires II on one computer.
In the main menu, click on "Multiplayer."
Select "Connection Type" on the right and select "Local (LAN) TCP/IP Connection."
Click the "Create" button to set up a new game for other players to join.
Have the other players follow steps 3 through 5.
Have the other players select the created game and click "Join."