* @param client The IP address and client port of the user
* @param server The server IP address and port used by the user
* @return This function has no return value, but a call to AddClient may remove the user.
*/
* @param client The IP address and client port of the user
* @param server The server IP address and port used by the user
* @return This function has no return value, but a call to AddClient may remove the user.
*/