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. 24, 2024
Filed:
Sep. 30, 2019
Applicant:
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Inventors:
Kengo Shintaku, Musashino, JP;
Shokei Kobayashi, Musashino, JP;
Fumikazu Inuzuka, Musashino, JP;
Kei Kitamura, Musashino, JP;
Takuya Oda, Musashino, JP;
Takafumi Tanaka, Musashino, JP;
Assignee:
NIPPON TELEGRAPH AND TELEPHONE CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 45/02 (2022.01); H04L 41/12 (2022.01); H04L 43/12 (2022.01); H04L 45/00 (2022.01); H04L 45/12 (2022.01); H04L 45/28 (2022.01);
U.S. Cl.
CPC ...
H04L 45/28 (2013.01); H04L 45/12 (2013.01);
Abstract
A transfer device includes a detection unit configured to detect a sign of a failure in a link between transfer devices, and a management unit configured to update a routing table to lower a priority of a path via the link when the sign of the failure is detected by the detection unit.