The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 04, 2025
Filed:
Jan. 12, 2024
Applicant:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Inventors:
Tao Qin, Beijing, CN;
Yang Huang, Beijing, CN;
Assignee:
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 43/0817 (2022.01); H04L 43/0811 (2022.01); H04L 45/02 (2022.01);
U.S. Cl.
CPC ...
H04L 43/0811 (2013.01); H04L 45/04 (2013.01);
Abstract
This application provides a fault detection method, an apparatus, and a system. The method includes: A transmit end apparatus includes, when sending a border gateway protocol BGP message used for advertising a route, a bidirectional forwarding detection discriminator BFD discriminator configured by the transmit end apparatus, to trigger a receive end apparatus to automatically create an SBFD session used for detecting reachability of a target object associated with the transmit end apparatus, where the target object may be a locator address or a next-hop address of the route.