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:
May. 20, 2014

Filed:

Jun. 28, 2010
Applicants:

Takashi Sakai, Kahoku, JP;

Keiko Aruga, Kahoku, JP;

Yuuichi Komuro, Kahoku, JP;

Inventors:

Takashi Sakai, Kahoku, JP;

Keiko Aruga, Kahoku, JP;

Yuuichi Komuro, Kahoku, JP;

Assignee:

PFU Limited, Kahoku-shi, Ishikawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/32 (2006.01); H04L 29/06 (2006.01); G06F 21/33 (2013.01);
U.S. Cl.
CPC ...
H04L 63/105 (2013.01); H04L 63/20 (2013.01); G06F 21/335 (2013.01); H04L 63/0823 (2013.01); H04L 63/1433 (2013.01);
Abstract

A network monitor deviceincludes: a communication cutoff unitto cut off at least a part of communications performed by a quarantine target node; a redirect unit to make the quarantine target nodeestablish a communication connection for a quarantine process with a quarantine serverwhich executes the quarantine process of the quarantine target node; a cancel request receiving unitto receive, when the quarantine target nodereceives a ticket indicating completion of the quarantine via the communication connection for the quarantine process from the quarantine server, a cutoff cancel request ticket transmitted by the quarantine target node; and a cutoff canceling unitto cancel the cutoff by the communication cutoff unitwhen receiving the cutoff cancel request.


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