System and architecture for the handling of shared and personal preferences in call processing and presence for IP telephony and collaborative applications

摘要

A system for resolving conflicts between personal and shared space policies, comprising a location manager for monitoring location of users, each of the users being represented by a user agent for receiving session requests in accordance with user specified personal policies, a common proxy for receiving location data for the users from the location manager and in response creating a list of users at each location, and a space proxy associated with an owner of each location for enforcing space policies specified by the owner such that upon receipt of a session request with a user specified personal policy that conflicts with one of the space policies then rejecting the session request.