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. 12, 2013
Filed:
Jul. 08, 2011
Kenichi Sakamoto, Tokyo, JP;
Kazuyoshi Hoshino, Fujisawa, JP;
Kojii Wakayama, Tokyo, JP;
Shiro Tanabe, Hidaka, JP;
Noboru Endo, Tokyo, JP;
Kenichi Sakamoto, Tokyo, JP;
Kazuyoshi Hoshino, Fujisawa, JP;
Kojii Wakayama, Tokyo, JP;
Shiro Tanabe, Hidaka, JP;
Noboru Endo, Tokyo, JP;
Hitachi, Ltd., Tokyo, JP;
Abstract
A data communication apparatus to be coupled to a first network and a Multiprotocol Label Switching (MPLS) network, includes a receiving unit which receives a data including header information indicating a destination and first header information used to identify a first Virtual Private Network (VPN) in the first network. The apparatus also includes a transmitter which transmits data having added thereto a MPLS header information used to identify one of the plurality of second VPNs in the MPLS network, the MPLS header information corresponding to both the header information indicating the destination and the first header information used to identify the first VPN in the first network included in the received data.