ALEXANDRIA, Va., July 21 -- United States Patent no. 12,689,552, issued on July 21, was assigned to ARISTA NETWORKS INC. (Santa Clara, Calif.).

"Failure detection and containment" was invented by Bart Smaalders (San Jose, Calif.), Itthichok Jangjaimon (San Jose, Calif.), Pawan Hulyalkar (Fremont, Calif.) and Roman Chertov (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A network device monitors its log files to detect faults. The network device analyzes the faults to determine a failure category that is indicative of the severity of the detected faults. The network device consults a policy that specifies actions to be taken for different failure categories, and invokes the action or actions ...