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:
Mar. 28, 2023

Filed:

Nov. 30, 2020
Applicant:

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

Inventor:

Changjiang Yan, Beijing, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 45/74 (2022.01); H04L 45/00 (2022.01); H04L 45/302 (2022.01); H04L 45/64 (2022.01); H04L 61/5007 (2022.01); H04L 45/50 (2022.01); H04L 47/19 (2022.01); H04L 101/622 (2022.01);
U.S. Cl.
CPC ...
H04L 45/74 (2013.01); H04L 45/306 (2013.01); H04L 45/38 (2013.01); H04L 45/50 (2013.01); H04L 45/64 (2013.01); H04L 45/66 (2013.01); H04L 47/19 (2013.01); H04L 61/5007 (2022.05); H04L 2101/622 (2022.05);
Abstract

The application disclose a packet processing method that includes: receiving, by a service distribution node, service routing information sent by a controller, where the service routing information includes a flow identifier, a service identifier, and a next-hop address, the flow identifier is used to identify a packet flow, the service identifier is used to identify a sequence of a service node instance that processes the packet flow, and the next-hop address is used to identify the service node instance that processes the packet flow; receiving a first packet; acquiring a first flow identifier according to the first packet, and searching the service routing information according to the first flow identifier to acquire a matched service identifier and a matched next-hop address; and sending a second packet to a first service node instance that has the matched next-hop address, which implements service processing on a packet flow.


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