| 摘要 |
PROBLEM TO BE SOLVED: To provide a gateway system etc. for connecting a mobile terminal, not provided with an IPsec protocol etc., to a mobile communication network through a fixed communication network.SOLUTION: In a gateway system 1 including an extended home gateway 2 and an extended edge device 3, the extended edge device 3 includes an ePDG (evolved Packet Data Gateway) 3a which is connectable through an S2a interface, specified by a TS 23.402 standard, between with a mobile communication service to which the mobile terminal belongs. The extended home gateway 2 includes a mobile terminal user agent 2a which intervenes a connection between a mobile terminal 4 and a mobile communication service 6 by a connection to the mobile terminal through Wi-Fi and a connection to the ePDG via an SWu interface specified by the TS 23.402 standard. |
