| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a wireless LAN communication control method and device which make it impossible for a third party to tap a leakage radio wave at the time of shore-arrival when a wireless LAN is used in a ship and the like. <P>SOLUTION: In a wireless LAN communication control method, a use range table 41 is created in advance between a reference wireless LAN terminal 1 and access point devices 2a-2c at the time of shore-arrival based on reception radio wave intensity; the usage propriety of a ship network 3 is determined depending on whether or not wireless LAN terminals 5a, 5b trying communication from the quay are within a use range 100 from the radio wave intensity between the wireless terminals 5a, 5b and the access point devices 2a-2c; and communication with an unauthorized terminal whose use is not allowed is disconnected. <P>COPYRIGHT: (C)2013,JPO&INPIT |
