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:
May. 26, 2020

Filed:

Sep. 10, 2018
Applicant:

Extreme Networks, Inc., San Jose, CA (US);

Inventors:

Giacomo Bernardi, London, GB;

Markus Nispel, Boston, MA (US);

Assignee:

Extreme Networks, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/721 (2013.01); H04L 12/707 (2013.01); H04L 12/26 (2006.01);
U.S. Cl.
CPC ...
H04L 45/124 (2013.01); H04L 43/0852 (2013.01); H04L 43/0888 (2013.01); H04L 43/12 (2013.01); H04L 45/22 (2013.01); H04L 45/24 (2013.01); H04L 45/26 (2013.01);
Abstract

Systems and methods are presented herewith for selecting a preferred route for routing a packet from a first network node to a second network node. A set of possible routes is maintained, with each route having am associated weight value. A random subset of routes is then selected based on the weight values. Each route of the subset is then probed to determine its gain value. The preferred route is selected based on the gain values (e.g., by selecting the highest gain value). Then, all weight values are updated based on the respective gain values. The steps are periodically repeated. Then, whenever a packet needs to be routed, the route currently designated as preferred is used.


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