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:
Jan. 10, 2023

Filed:

Jul. 17, 2019
Applicant:

Nippon Telegraph and Telephone Corporation, Tokyo, JP;

Inventor:

Aiko Oi, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 41/0896 (2022.01); H04L 41/5041 (2022.01); H04L 41/5054 (2022.01); H04L 43/0817 (2022.01); H04L 45/28 (2022.01); H04L 45/302 (2022.01);
U.S. Cl.
CPC ...
H04L 41/0896 (2013.01); H04L 41/5045 (2013.01); H04L 41/5054 (2013.01); H04L 43/0817 (2013.01); H04L 45/28 (2013.01); H04L 45/306 (2013.01);
Abstract

A service chain accommodation device includes an influence coefficient calculation unit that calculates an influence coefficient indicating that an influence at the time of processing failure of a service chain is greater for a VNF located in a subsequent stage of a service chain and a VNF shared among a plurality of service chains, a residual resource calculation unit that corrects an amount of residual resources that can be accommodated for each of the VNFs through which the service chain passes, and an accommodation design unit that assigns a new service chain on the basis of the amount of the residual resources.


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