Network system, method for controlling access to storage device, management server, storage device, log-in control method, network boot system, and method of accessing individual storage unit

摘要

A network boot system including one or more client terminals, a DHCP (Dynamic Host Configuration Protocol) server, a PXE (Preboot Execution Environment) server, a TFTP (Trivial File Transfer Protocol) server, a database administration server (hereinafter, DB server), one or more storage devices, an authentication server (such as a Radius server) connected to each element via a TCP/IP (Transmission Control Protocol/Internet Protocol) network, and a plurality of LU provided in the storage devices and separated into a system area LU and a user area LU prepared per user.