ALEXANDRIA, Va., April 15 -- United States Patent no. 12,603,842, issued on April 14, was assigned to AT&T Intellectual Property I LP (Atlanta).

"On-demand virtual routing and forwarding table creation" was invented by Israel Means (Chula Vista, Calif.) and Praveen Ramadenu (Manalapan, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Aspects of the subject disclosure may include, for example, network device(s) capable of on-demand virtual routing and forwarding (VRF) table creation. A network device may receive a request from a customer device requesting on-demand VRF creation, and may instantiate and provision a VRF in response. The request made by the customer device may be made by announcing an attribu...