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.

Date of Patent:
Jan. 16, 2024

Filed:

Aug. 05, 2021
Applicant:

Huawei Technologies Co., Ltd., Guangdong, CN;

Inventors:

Yabo Zhang, Beijing, CN;

Xiangyu Kong, Shenzhen, CN;

Yanmiao Wang, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/703 (2013.01); H04L 45/28 (2022.01); H04L 43/0829 (2022.01); H04L 43/0852 (2022.01); H04L 45/58 (2022.01);
U.S. Cl.
CPC ...
H04L 45/28 (2013.01); H04L 43/0829 (2013.01); H04L 43/0852 (2013.01); H04L 45/58 (2013.01);
Abstract

This application provides a network fault locating method and apparatus in an IP network. In this solution, a router automatically reports status information, and a controller determines, based on the status information, whether a communication path is faulty. If a fault exists, the controller may indicate a router on the communication path to perform fault locating. The fault locating can be completed without waiting for manual intervention, so that operation and maintenance efficiency in the IP network is improved. After completing the fault locating, the router reports location information of a fault point to the controller, and the controller may perform troubleshooting at the fault point, so that the fault can be quickly rectified.


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