USER APPARATUS, SERVER, UPGRADE SERVICE SYSTEM, ITS METHOD AND PROGRAM

摘要

PPROBLEM TO BE SOLVED: To easily manage a wireless apparatus which can perform an increase/decrease in capacity, selection of redundancy, change of functions, and the like by using an upgrade key. PSOLUTION: A wireless apparatus 6-1 or the like downloads upgrade content information and an upgrade key generated from a production number of a user apparatus which are generated by an upgrade key support center apparatus 2 to perform upgrading, and the upgrade key support center apparatus 2 periodically acquires apparatus information of the wireless apparatus 6-1 or the like to monitor whether illegal upgrading is not performed. PCOPYRIGHT: (C)2008,JPO&INPIT