|Microsoft DirectX 9.0|
To deliver messages, each participant in a multiplayer game must have a unique address. Addresses can refer to either the computer on which your application is running (device address), or a computer with which your application needs to communicate (host address).
Microsoft?DirectPlay?represents addresses in the form of a URL string. That address string is then encapsulated in a DirectPlay address object that is passed as a parameter in or out of methods such as IDirectPlay8Peer::Connect.
This section describes three ways of handling DirectPlay addresses.