ACCESS CONTROL METHOD AND SYSTEM FOR PACKET DATA NETWORK, PCRF ENTITY

摘要

An access control method and system for packet data network, Policy and Charging Rules Function (PCRF) entity, the method includes: a policy and charging rules function entity receives a gateway control session establishment indicating message from a bearer binding and event report function entity, wherein the gateway control session establishment indicating message carries a session identifier, the session identifier is used for identifying whether a user equipment accesses the same packet data network again or reselects the bearer binding and event report function entity; the policy and charging rules function entity receives a control session establishment indicating message from a gateway, and obtains the session identifier, and judges whether the user equipment accesses the same packet data network again or reselects the bearer binding and event report function entity based on the session identifier.