Dual boot control manner and dual boot computer

摘要

It is dual boot control manner of Internet and the joint possible personal computer via the router of the information processing machine which is jointed to dedicated network. This manner, when activating taking precedence over HDD with the BIOS program, loads MBR and the OS program from the disk which is chambered to disk drive, at the same time the aforementioned information processing machine as a portion of the information transmission path the routing configurates at the time of HDD use, joint with Internet is cut off at the time of disk use of chambering expression. Therefore, the virus infection and maintenance of the high security which does not have the times when the hacking it is done becomes possible.