SYSTEM AND METHOD FOR HISTORICAL PRESENCE MAP

摘要

A telecommunications system includes a network (202); a plurality of client devices (212) operably coupled to said network, said plurality of client devices adapted to select one or more of others of said plurality as contacts on a contact list (404); a presence server (204) coupled to said network and adapted to monitor presence status of selected ones of said others; wherein said presence server (204) maintains one or more records of past presence data for said selected ones and is configured to provide said one or more records to a requesting one of said plurality.