The invention discloses a management method of a wireless access controller, wherein a wireless local area network is provided with a management terminal with an independent network address, and the management method of the wireless access controller of the management terminal comprises that step 1, the management terminal sends inquiry requests to the wireless access controller, step 2, after the wireless access controller receives the inquiry requests, the wireless access controller sends all the data in a database in the wireless access controller to the management terminal, step 3, the management terminal receives the data and carries out local processing, step 4, the management terminal sends processed data to the wireless access controller, and step 5, the wireless access controller receives the processed data and stores the processed data in the database. The management method of the wireless access controller has the advantages of achieving on line total management of the data of the wireless access controller, being capable of achieving remote maintenance and troubleshooting under off-line conditions, being incapable of influencing existing functions of the wireless access controller, and being low in requirements for system overhead of the wireless access controller.