WIRELESS LAN SYSTEM, COMMUNICATION STATUS DETECTION METHOD AND COMMUNICATION STATUS DETECTION PROGRAM THEREOF

摘要

PROBLEM TO BE SOLVED: To provide a wireless LAN system for maintaining excellent communication service by avoiding influences upon communication caused by electromagnetic noise, radio interference from the other wireless LAN system, an apparatus fault, a service refusal attack and the like.;SOLUTION: In the wireless LAN system comprising wireless LAN access points 11-13, a wireless LAN monitoring server 21, a wireless LAN authentication server 31 and wireless LAN terminals 1-2, each wireless LAN access point periodically transmits a beacon signal, each wireless LAN terminal receives the beacon signal and if the reception of a beacon signal is failed for a fixed period of time, communication disconnection is determined.;COPYRIGHT: (C)2007,JPO&INPIT