| 摘要 |
A system that incorporates teachings of the present disclosure may include, for example, a server having a controller to receive presence information from each presence source of a plurality of presence sources, wherein the presence information is associated with a user, receive a Session Initiation Protocol (SIP) Uniform Resource Identifier (URI) which identifies the user, wherein identification information associated with the user from each presence source is mapped to the SIP URI, select at least a portion of the received presence information to be utilized in determining a presence status of the user, determine the presence status of the user based on the selected presence information, and transmit the presence status and the SIP URI to a computing device operably coupled to an Internet Protocol Multimedia Subsystem (IMS) network. Other embodiments are disclosed. |
