ALEXANDRIA, Va., June 12 -- United States Patent no. 12,301,404, issued on May 13, was assigned to CISCO TECHNOLOGY INC. (San Jose, Calif.).
"In-situ operations, administration, and maintenance extension to trace multicast tree and identify failure node" was invented by Mankamana Mishra Prasad (San Jose, Calif.), Nitin Kumar (San Jose, Calif.), Frank Brockners (Cologne, Germany), Carlos M. Pignataro (Cary, N.C.) and Rakesh Gandhi (Stittsville, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method is performed by a network controller that is configured to control routers configured to forward a multicast flow downstream from a first hop router that is a root of a multicast tree formed by the routers ...