ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,212,667, issued on Jan. 28, was assigned to Juniper Networks Inc. (Sunnyvale, Calif.).

"Deleting stale or unused keys to guarantee zero packet loss" was invented by Sumeet Mundra (Kanata, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A first network device may install a new receive key on a data plane of the first network device, and may provide, to a second network device, a first request to install the new receive key. The first network device may receive a first indication that the new receive key is installed by the second network device, and may install a new transmit key on the data plane of the first network device based on the first indi...