ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,836, issued on April 14, was assigned to ARISTA NETWORKS INC. (Santa Clara, Calif.).

"Routing policies with routing control functions (RCFs) having function arguments" was invented by Keon M Vafai (Milpitas, Calif.), Sharad Birmiwal (Burnaby, Canada) and David Cronin (Dublin).

According to the abstract* released by the U.S. Patent & Trademark Office: "A network device uses a routing policy to assess network routes, such as BGP routes. The routes can be routes advertised by neighbors to be programmed in a routing table of the network device. The network routes can be previously programmed routes (e.g., in a routing table) in the network device to be advertised to its neighbors. T...