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:
Sep. 04, 2007
Filed:
Apr. 10, 2003
Sunao Sawada, Yokohama, JP;
Akihiro Ebina, Yokohama, JP;
Sunao Sawada, Yokohama, JP;
Akihiro Ebina, Yokohama, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A network in which a plurality of network apparatuses are mutually connected. The network has at least one internetwork forwarding apparatus which connects an external network and the network. The internetwork forwarding apparatus automatically allocates addresses to the plurality of network apparatuses connected to the network. Names of the network apparatuses, the addresses automatically allocated to the network apparatuses, and types of the network apparatuses are recorded into a nonvolatile storage medium. A filtering rule of a network packet of the internetwork forwarding apparatus are automatically created on the basis of recorded information.