Patent ID: 7693507

Claim:
A wireless network control device comprising: a communication unit performing communications with a plurality of wireless base stations belonging to different user groups; a control unit executing control of transferring a user authentication request received by the communication unit via one of the plurality of wireless base stations and given from a wireless terminal belonging to one of the user groups toward an authentication device that should execute an authentication process in response to the user authentication request, and transmitting an authentication result given from the authentication device in response to the user authentication request to the wireless terminal via one of the plurality of wireless base stations; and a storage unit stored with identifying information of a leasing device that leases an IP address for a user group to which the wireless terminal belongs, the leasing device being associated with a usage authority identifier specifying the usage authority of one of the plurality of wireless base stations, wherein when the communication unit receives the IP address acquisition request from the wireless terminal succeeding in the user authentication via one of the plurality of wireless base stations, the control unit transfers the IP address acquisition request to the leasing device, and transmits the IP address received from the leasing device to the wireless terminal from the communication unit, wherein the control unit transfers the IP address acquisition request on the basis of the identifying information of the leasing device associated with the usage authority identifier received together with the IP address acquisition request by the communication unit and given from the wireless terminal.