ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,549,477, issued on Feb. 10, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).

"Method for obtaining path association information, device, and system" was invented by Ka Zhang (Beijing), Zhibo Hu (Beijing), Sheng Fang (Beijing), Ren Tan (Beijing) and Hanlin Li (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for obtaining path association information, a device, and a system are provided, and belong to the field of network technologies. A first network device generates a packet carrying template indication information, and sends the packet to a second network device. After receiving the packet, the second network device deter...