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:
Jan. 27, 2026
Filed:
Nov. 24, 2021
Applicant:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Inventors:
Bingqing Guo, Beijing, CN;
Yongkang Zhang, Nanjing, CN;
Dengfeng Gao, Dongguan, CN;
Junda Yao, Beijing, CN;
Ruyun Zhang, Beijing, CN;
Assignee:
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 45/745 (2022.01); H04L 45/02 (2022.01); H04L 45/741 (2022.01);
U.S. Cl.
CPC ...
H04L 45/745 (2013.01); H04L 45/04 (2013.01); H04L 45/741 (2013.01);
Abstract
A communication method implemented by a first network device, the method includes receiving, by the first network device, a first packet. The first packet may include a first segment identifier (SID) and a second SID. Determining, by the first network device whether the first SID is unavailable. If the first SID is unavailable, the first network device obtains the second SID based on the first SID, and updates a destination address in the first packet with the second SID, to generate a second packet.