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. 31, 2023

Filed:

May. 30, 2021
Applicant:

Fujitsu Limited, Kawasaki, JP;

Inventors:

Qiong Zhang, Plano, TX (US);

Virgil Vladescu, Hillsdale, NJ (US);

Paparao Palacharla, Richardson, TX (US);

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 45/12 (2022.01); H04L 45/24 (2022.01); H04L 45/302 (2022.01); H04L 45/02 (2022.01); H04L 45/00 (2022.01);
U.S. Cl.
CPC ...
H04L 45/123 (2013.01); H04L 45/02 (2013.01); H04L 45/22 (2013.01); H04L 45/24 (2013.01); H04L 45/302 (2013.01);
Abstract

An example method may include obtaining network information of a network and determining a second path from a first node of multiple nodes to a second node of the multiple nodes. The network information may include a network topology that may include the multiple nodes and multiple links connecting the multiple nodes. The multiple links may include a first routing metric and a second routing metric. The network information may also include multiple first paths from each node of the multiple nodes to all other nodes of the multiple nodes along the multiple links. The multiple first paths may be determined based on the first routing metric. The determining the second path may include selecting path segments for the second path along the multiple links based on the path segments being included in the multiple first paths based on the second routing metric of the multiple links included in the path segments.


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