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:
Dec. 03, 2019

Filed:

Mar. 01, 2018
Applicant:

Schweitzer Engineering Laboratories, Inc., Pullman, WA (US);

Inventors:

Rhett Smith, Odessa, FL (US);

Robert Meine, Boise, ID (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/707 (2013.01); H04L 12/823 (2013.01); H04L 12/721 (2013.01); H04L 12/26 (2006.01); H04L 12/801 (2013.01); H04L 12/715 (2013.01);
U.S. Cl.
CPC ...
H04L 45/22 (2013.01); H04L 43/0894 (2013.01); H04L 45/38 (2013.01); H04L 47/32 (2013.01); H04L 45/64 (2013.01); H04L 47/12 (2013.01);
Abstract

The present disclosure pertains to systems and methods of monitoring communication devices and communication links in a software defined network (SDN). In one embodiment, a system may include a communications interface configured to receive a plurality of ingress packets. A forwarding subsystem may match a subset of the plurality of ingress packets with the data flow and forwarding the subset of the plurality of ingress packets based on a first instruction set associated with the data flow. A statistical information subsystem may update a meter count associated with the subset of the plurality of ingress packets matched with the data flow. A logic engine configured to determine that the meter count fails to satisfy a threshold, change a port link state based on the failure to satisfy the threshold; and transition from the first instruction set to a second instruction set associated with the flow data.


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