PAGING METHOD, CORE NETWORK APPARATUS, RADIO ACCESS NETWORK APPARATUS AND GATEWAY APPARATUS

摘要

A paging method of the present invention is a paging method for paging a UE (10) in an idle state when a P-GW (20) receives a packet for the UE (10) and includes the steps of: in a S-GW (30), setting reception type information of the packet received by the P-GW (20) in "Downlink Data Notification" and sending the "Downlink Data Notification" to an MME (40) and an SGSN (60), and in the MME (40) and SGSN (60), determining whether or not to page the UE (10) based on the reception type information included in the "Downlink Data Notification" from the S-GW (30).