Method for providing and controlling a presence service

The invention, including the presence server jyeonseu to a system and method for controlling the operation of the pre-jyeonseu source by an external object. The present invention for pre jyeonseu service provided to this end, the user agent has when requesting synchronization of the publication rule in (Event Publication Agent) EPA using the event package (event package), the EPA is for the publication rule transmitting a response message to the synchronization to the user agent, and delivering the publication rule containing the user agent target state (target state) information, and wherein the EPA is of when the publication rule to update the update the publication so that we can notify the rules. Presentation jyeonseu, Publication Rule, EPA, ESC.