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:
Feb. 08, 2022

Filed:

Jun. 03, 2019
Applicant:

Nippon Telegraph and Telephone Corporation, Tokyo, JP;

Inventor:

Takayuki Akiyama, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/801 (2013.01); H04L 12/46 (2006.01); H04L 12/815 (2013.01); H04L 12/851 (2013.01); H04L 12/931 (2013.01);
U.S. Cl.
CPC ...
H04L 47/13 (2013.01); H04L 12/4641 (2013.01); H04L 47/22 (2013.01); H04L 47/24 (2013.01); H04L 49/70 (2013.01);
Abstract

Provided are a network system and a network bandwidth control management method capable of preventing packets that need to preferentially flow from being discarded at a time of high load. A network system includes an external switch that is provided between a virtualization platform and an external network and configured to control a bandwidth amount of packets flowing into an open virtual switch, and an network control management device that is configured to modify a configuration of bandwidth control and priority control of the external switch in response to addition or deletion of a service of the virtualization platform based on information acquired from compute nodes, a network node, and a controller node.


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