ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,706,836, issued on Aug. 11, was assigned to Cisco Technology Inc. (San Jose, Calif.).

"Network service chains using sustainability" was invented by Carlos Pignataro (Cary, N.C.), Nagendra Kumar Nainar (Morrisville, N.C.) and Sri Gundavelli (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Network energy efficiency and green power selection may be optimized by employing graph-oriented service chains configured to share sustainability attributes and metadata augmentation. More specifically, network Service Function Chain (SFC) creation can include a set of power and energy-specific and sustainable attributes. In general, the goal of SFC is ...