ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,212,469, issued on Jan. 28, was assigned to Schweitzer Engineering Laboratories Inc. (Pullman, Wash.).
"Offline test mode SDN validation" was invented by David J. Dolezilek (Pullman, Wash.) and Amandeep Singh Kalra (Mill Creek, Wash.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Various examples of systems and methods are described herein in which multiple intelligent electronic devices (IEDs) are connected in a network. A software-defined network (SDN) controller may include a rule subsystem, a test mode subsystem, a packet inspection subsystem, and a validation subsystem. The rule subsystem may define a plurality of flow rules. A test mode subsystem ...