LOCATION UPDATE AND METHOD INTER CORE NETWORK ENTITY HANDOVER METHOD

摘要

A method for controlling service provided to a Mobile Station (MS) in a mobi le telecommunication system having a Radio Access Network (RAN) and a Core Network (CN). The RAN comprises a plurality of Base Stations (BSs) and a plurality o f Radio Network Controllers (RNCs). Each of the RNCs controls at least one of the BS s. The method comprises a) establishing an active connection for a service from a first CN entity; b) controlling a radio connection of one of the MS by one first RNC during t he active connection; c) changing control of the radio connection to one second RNC; a nd d) triggering a service management function in at least one CN entity connected to the second RNC.