•A login server allows players to log in to the game and access the game world. Some games route players from multiple realms through one login server.
•A chat server relays all the text players use to communicate with one another. A VoIP or voice server does the same for voice traffic.
•A Web server allows players to access their account information. Some games display characters' statistics and gear on a Web page -- in these cases, the game's databases have to have access to the Web server. But from your house, you’re going to need the following hardware to play the game on line. It doesn’t matter if you’re playing WOW or Call of Duty, you need a client to run the game with. This would be either a PC, a, Xbox or PS3/4. You will also need internet access to be