Welcome to TMMworld.com!   This is a gaming fan site, dedicated to multi-player first person shooter gaming.  Most of the information posted on this site is here to assist others, especially the beginner, in setup and operation of a multi-player gaming server from home. 
 
Though most of the guides here are around the game Medal of Honor, this game runs on the Quake engine like many other FPS games.  Therefore, you can apply most of the information from each guide here to many other games, including Call of Duty.