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:
Jun. 11, 2019

Filed:

Jul. 21, 2016
Applicant:

Ribbon Communications Operating Company, Inc., Westford, MA (US);

Inventors:

Tolga Asveren, Bordentown, NJ (US);

Kevin Riley, Amesbury, MA (US);

Dan Malek, Minden, NV (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/721 (2013.01); H04L 12/717 (2013.01); H04L 12/715 (2013.01);
U.S. Cl.
CPC ...
H04L 45/123 (2013.01); H04L 45/42 (2013.01); H04L 45/64 (2013.01);
Abstract

The present invention relates to communications methods, apparatus and systems for determining and using Software Defined Networking (SDN) communications link and path status information. An exemplary embodiment of a method of operating a Session Border Controller (SBC) in a software defined network (SDN) includes: determining application level metrics at a SBC for a data communications flow and transmitting the application level metrics to a SDN controller. An exemplary embodiment of a method of operating a software defined networking (SDN) controller in a software defined network includes the steps of receiving, at a receiver of the SDN controller via the software defined network, application level metrics corresponding to a data communications session flow; and determining, by the SDN controller, the status of a communications path between two Internet Protocol addresses based on the received application level metrics. Exemplary apparatus embodiments include an SDN controller and SBC controller implementing the exemplary methods.


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