ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,744,748, issued on Sept. 22, was assigned to Hewlett Packard Enterprise Development LP (Spring, Texas).

"Logical top-of-rack (TOR) switches" was invented by Michal Styszynski (Antony, France) and Mahesh Kumar Subramaniam (Fremont, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques are disclosed for implementing logical Top-of-Rack (TOR) switches. In one example, a network device includes a plurality of interfaces. The interfaces may include physical and logical interfaces. The network device executes a plurality of network Operating System (OS) instances. In some examples, the network device executes each network OS instance within a corr...