CONTROLLING METHOD, SYSTEM FOR ACCESSING SERVICES IN MOBILE TERMINAL AND DRA

摘要

The present invention relating to communication field provides a controlling method, system for accessing services in a mobile terminal. The method comprises the following steps: Diameter Router Agent DRA receives the Diameter request message from the second network entity; according to UE IP address and port subset or UE IP address and port carried in the Diameter request message, DRA looks up the predetermined saved DRA binding to find the policy controlling server selected by the first network entity. The present invention solves the problem that the related network elements select the same policy controlling server, and enhances the mechanism that the related network elements select the same policy controlling server.