Telefonaktiebolaget LM Ericsson (publ)
SERVING GATEWAY CONTROL PLANE FUNCTION TO MANAGE A PLURALITY OF SERVING GATEWAY USER PLANE FUNCTIONS, AND MOBILITY MANAGEMENT ENTITY TO COMMUNICATE WITH THE SAME

Abstract:

The present disclosure relates to a serving gateway control plane function to manage a plurality of serving gateway user plane functions, and a mobility management entity to communicate with the serving gateway control plane function. Embodiments may provide a method for the serving gateway control plane function. The method includes: connecting with the plurality of serving gateway user plane functions; storing serving area information of the plurality of serving gateway user plane functions; selecting a first serving gateway user plane function among the plurality of serving gateway user plane functions for a user equipment, according to location of the user equipment and the serving area information of the plurality of serving gateway user plane functions; and sending serving area information of the first serving gateway user plane function to a mobility management entity.