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:
Sep. 20, 2016

Filed:

Jun. 19, 2014
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventor:

Naoki Oguchi, Kawasaki, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 1/00 (2006.01); H04L 12/721 (2013.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 45/72 (2013.01); H04L 63/00 (2013.01); H04L 69/16 (2013.01);
Abstract

A relay device is arranged on a path of a Transmission Control Protocol (TCP) packet transmitted and received between a transmission-side end device and a reception-side end device. The relay device stores packet information obtained by snooping on a first TCP packet that is addressed to the reception-side end device and received from the transmission-side end device and on a second TCP packet that is addressed to the transmission-side end device and received from another relay device that is arranged between the relay device and the reception-side end device on the path. The relay device performs, based on the packet information, first communication control between the relay device and the another relay device, where the first communication control is independent of second communication control that is performed between the transmission-side end device and the reception-side end device.


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