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:
Aug. 04, 2020

Filed:

Jun. 20, 2017
Applicant:

Nec Corporation, Minato-ku, Tokyo, JP;

Inventors:

Keisuke Torigoe, Tokyo, JP;

Masanori Takashima, Tokyo, JP;

Assignee:

NEC CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/24 (2006.01); H04L 12/721 (2013.01); H04L 12/751 (2013.01); H04L 12/715 (2013.01); H04L 12/947 (2013.01); H04L 12/723 (2013.01); H04L 12/937 (2013.01); H04L 12/703 (2013.01);
U.S. Cl.
CPC ...
H04L 41/22 (2013.01); H04L 41/0672 (2013.01); H04L 41/0806 (2013.01); H04L 41/0873 (2013.01); H04L 41/12 (2013.01); H04L 45/02 (2013.01); H04L 45/28 (2013.01); H04L 45/32 (2013.01); H04L 45/38 (2013.01); H04L 45/50 (2013.01); H04L 45/64 (2013.01); H04L 49/25 (2013.01); H04L 49/254 (2013.01);
Abstract

A server according to the present invention includes: a memory; and at least one processor coupled to the memory, the processor performing operations, the operations includes: storing topology information indicating a topology of a network composed of a plurality of switches; generating network route information indicating a communication route on the network based on the topology information; acquiring, from the switch, a transfer entry learned by the switch based on switch route information indicating a broadcast domain to that a port of the switch included in the network belongs; and mapping the transfer entry and the network route information to the topology information.


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