ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,537,792, issued on Jan. 27, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Interface extension method, apparatus, and system" was invented by Jian Hu (Nanjing, China) and Yuefeng Wu (Nanjing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A gateway device receives interface information sent by an interface extension device, where an Ethernet interface of the interface extension device is connected to a target Ethernet interface of the gateway device, and the interface information includes an interface type and a media access control (MAC) address of a first non-Ethernet interface of the interface extension device. The gateway de...