Two of the most popular places to play warcraft 2 (and others games) are The Microsoft Gaming Zone and Kali. I recomend the Microsoft Gaming Zone for IE fans. The gaming zone is free, but Kali has a one time few of $20. The fee is worth it. I have made a terms page which has the terms that are used on Kali and The Zone. My nick on Kali and Zone is Ratbert16.
Alot of Kali and Zone players have colored names. In case you would like to do the same here's how. In Dos edit your war2.ini file. You want to edit the line name=(name here). To change the color of characters in your name, place the cursor in front of the characters you want colored. Press [CTRL] and the letter [P]. You can then use one of the following key combinations for color: