The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 10, 2009
Filed:
Oct. 21, 2004
Kenta Shiga, Yokohama, JP;
Daiki Nakatsuka, Yokohama, JP;
Kenta Shiga, Yokohama, JP;
Daiki Nakatsuka, Yokohama, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A storage device managing one or more logical volumes is connected with a name management device through an IP-SAN 6 composed of a switch. The storage device stores a topology table saving connecting relation among physical ports of host, physical ports of the storage device and physical ports of the switch, reads an identifier of the host and an identifier of the logical volume, selects a unused first physical port of the switch by referring to the topology table, selects a second physical port of the switch connected with the storage device, registers a group composed of the host and the logical volume with the name management device, and executes a configuration of allowing packets to be transferred between the first and the second physical ports with respect to the switch.