A Traffic Offloading Apparatus

摘要

The present invention is directed to a traffic offloading apparatus. The apparatus comprises a paging unit configured to page a user equipment (UE) in idle mode for downlink offload traffic arriving 5 at the traffic offloading apparatus for the UE; a receiving unit configured to receive a service request from the UE as a paging response; a modifying unit configured to modify a service type in the service request to indicate an UE-initiated service request; and a sending unit configured to send the modified service request to a 10 Serving GPRS Support Node (SGSN). 100 110 140 150 UE FEMTO BASE GW SGSN STATION PACKET RECEPTION ST101 ST102 PAGING RRC ESTABLISHMENT GMM: SERVICE REQUEST ST104 (PAGING RESPONSE) ST15 HNBAP: DIRECT TRANSFER (SR MODIFICATION REQUEST) ST106 RANAP: DIRECT TRANSFER ST109 SECURITY STEP (SR: SIGNALING) ST110 GMM: SERVICE ACCEPT SM: REQUEST PDP ST111 CONTEXT ACTIVATION SM: ACTIVATE PDP CONTEXT REQUEST ST1 12 DTCH ESTABLISHMENT SM: ACTIVATE PDP ST1 14 CONTEXT ACCEPT USER DATA ST115 TRANS MISSION/RECEPTION