Patent ID: 7616750

Claim:
A method performed in a plurality of client computer systems of the user for forwarding a telephone call for the user to a telephone number associated with the user, the method comprising: for each of the plurality of client computer systems of the user, providing an association of the telephone numbers associated with the user to client computer systems of the user including this client computer system and the other client computer systems of the user; subscribing to receive presence information for the other client computer systems of the user; subscribing to receive call events for the telephone numbers associated with this client computer system and the other client computer systems of the user; publishing presence information of this client computer system so that the other client computer systems can subscribe to and receive the presence information of this client computer system; receiving presence information for the other client computer systems; receiving an incoming call event for a telephone number of a client computer system of the user, wherein each client computer system of the user receives each incoming call event; and when the incoming call event is received, determining, based on the received presence information, a telephone number of which client computer system the call should be forwarded, wherein each client computer system determines the same telephone number; when it is determined that the call should be forwarded to a telephone number of this client computer system, sending a notification to forward the call to a telephone number associated with this client computer system; and when it is determined that the call should be forwarded to a telephone number associated with another client computer system, not sending a notification to forward the call so that a calling person can place a call to any of the telephone numbers associated with the user and have the telephone call automatically forwarded to the telephone number associated with the client computer system that sent the notification.