The game requires to have open port 5000-5009 and 19998-19999 open for UDP traffic. Most firewalls allow that by default.

9.0 or greater

Pentium III 600 MHz or greater

DirectX 9.0b or Open GL1.1 compatible.
Example: 3D-Graphic Card equivalent to GeForce 32MB

Windows 98, Me, 2000, XP, Vista

Internet Explorer, Firefox, Netscape or any browser supporting java 1.1 or greater