MOBILE COMMUNICATION SYSTEM, POSITION MANAGEMENT DEVICE, HOME BASE STATION DEVICE, MOBILE STATION DEVICE, AND COMMUNICATION METHOD IN MOBILE COMMUNICATION SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide a mobile communication system and the like that are able to transmit a PDN connection request of SIPTO@LN by making a mobile station device detect that a home base station device is capable of offload (SIPTO@LN) via a local network in a PDN connection establishment procedure.SOLUTION: A position management device manages first permission information on offload via a local network for a mobile station device and second permission information on offload via the local network for an access control device, and gives notice of permission information on offload via the local network on the basis of the first permission information and the second permission information to the mobile station device via the home base station device. The mobile station device requests the home base station device to establish PDN connection for offload via the local network by the permission information on offload via the local network.