Patent ID: 8189545

Claim:
A wireless communication system for conducting wireless communication, the wireless communication system comprising: a wireless LAN (local area network) terminal; and a wireless LAN access point in wireless communication with the wireless LAN terminal, the wireless LAN access point comprising means for releasing an IP (Internet protocol) address to the wireless LAN terminal that was associated with the wireless LAN access point by use of a maintenance SSID (service set identifier) set in advance, the maintenance SSID comprising a number unique to the wireless LAN access point, wherein the means for releasing an IP address comprises a DHCP (Dynamic Host Configuration Protocol) server that executes a DHCP process and is provided within the wireless LAN access point, wherein the DHCP server is adapted or arranged to execute the DHCP process only for the wireless LAN terminal that was associated with the wireless LAN access point by use of the maintenance SSID, wherein the wireless LAN access point is adapted or arranged to, upon receipt of a probe signal including the maintenance SSID from the wireless LAN terminal, start transmission of a beacon frame required to be transmitted periodically and then a process to associate the wireless LAN terminal with the wireless LAN access point, wherein the maintenance SSID is at least one of a MAC (media access control) address and a serial number of the wireless LAN access point, and wherein the wireless LAN access point is adapted or arranged to prevent data that were sent from the wireless LAN terminal from leaking into a network.