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.

Date of Patent:
Mar. 31, 2015

Filed:

Jul. 30, 2012
Applicants:

Kenji Hikichi, Kawasaki, JP;

Shinya Kano, Inagi, JP;

Inventors:

Kenji Hikichi, Kawasaki, JP;

Shinya Kano, Inagi, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/56 (2006.01); H04L 29/12 (2006.01);
U.S. Cl.
CPC ...
H04L 61/2514 (2013.01); H04L 61/2532 (2013.01);
Abstract

An apparatus translates a destination address of a first packet that is transferred from an external communication device in an external network to an internal communication device in an internal network through the external network, from an external-network address that has been assigned to the internal communication device using an addressing scheme for the external network, to an internal address that has been assigned to the internal communication device using an addressing scheme for the internal network. The apparatus transmits, to another apparatus, address information including the external-network address and identifier information for identifying the external communication device where the another apparatus is configured to translate a source address of a second packet that is transferred from the internal communication device to the external communication device, from the internal address to the external address.


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