ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,445,349, issued on Oct. 14, was assigned to HUNAN UNIVERSITY (Hunan, China).

"Fault tolerance method and apparatus of network device system, computer device, and storage medium" was invented by Guo Chen (Changsha, China), Guihua Zhou (Changsha, China), Hongbo Jiang (Changsha, China) and Zheng Qin (Changsha, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure relates to a fault-tolerant method and apparatus for a network device system, a computer device, and a storage medium. The method includes: when the link state changes, the source switch acquires and transmits link state change information to the master controller, randomly selects a...