US Patent Issued to Cisco Technology on Feb. 10 for "Proactive hashing for packet processing engine" (California Inventors)

ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,481, issued on Feb. 10, was assigned to Cisco Technology Inc. (San Jose, Calif.).

"Proactive hashing for packet processing engine" was invented by Arul Murugan Manickam (San Jose, Calif.), Pritam Baruah (Fremont, Calif.), Avinash Shah (Pleasanton, Calif.) and Amulya Kundur (Milpitas, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present technology carries a calculated hash value from a standby node to an active node in an HA cluster when the packet is redirected to the active node. The hash value calculated at the standby node can be placed in the peer divert header during inner Layer 3 processing and carried to the active node in a loca...