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:
Jul. 22, 2025

Filed:

Oct. 27, 2023
Applicant:

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

Inventors:

Ka Zhang, Beijing, CN;

Sheng Fang, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 45/741 (2022.01); H04L 45/42 (2022.01); H04L 45/50 (2022.01);
U.S. Cl.
CPC ...
H04L 45/741 (2013.01); H04L 45/42 (2013.01); H04L 45/50 (2013.01);
Abstract

A communication method and apparatus are provided, so that packets of different services can be sent, based on a segment routing (SR) technology, on the same path specified by an SR policy. This addresses the significant limitation in the implementation of dual-stack reconstruction, and enhances communication efficiency. In the method, after receiving a first packet, a first network device forwards the first packet to a second network device based on a path specified by an SR policy. A destination endpoint specified by the SR policy is the second network device. An identifier of the destination endpoint includes a first IP address of the second network device and a second internet protocol (IP) address of the second network device.


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