ALEXANDRIA, Va., June 17 -- United States Patent no. 12,316,536, issued on May 27, was assigned to Cisco Technology Inc. (San Jose, Calif.).

"Multiprotocol label switching (MPLS) data plane header extensions" was invented by Jaganbabu Rajamanickam (Kanata, Canada), Rakesh Gandhi (Stittsville, Canada) and Jisu Bhattacharya (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and techniques are provided for implementing multiprotocol label switching (MPLS) header extensions. In some examples, a method can include, receiving, by a router of a MPLS network, a data packet. In some aspects, the method can include adding, by the router of the MPLS network, at least one entry to an MPLS stack of ...