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:
Mar. 02, 2021
Filed:
Mar. 27, 2019
Huawei Technologies Co., Ltd., Shenzhen, CN;
Yongqiang Yang, Beijing, CN;
Shaofu Zuo, Beijing, CN;
HUAWEI TECHNOLOGIES CO., LTD., Shenzhen, CN;
Abstract
A packet processing method, including receiving a first packet from a first switch, where the first packet belongs to a service flow that flows from a first device to a second device, determining a service chain through which the service flow passes, determining a forwarding path of the service flow according to the service chain through which the service flow passes, modifying the first packet to obtain a second packet, where the second packet belongs to the service flow, and a valid payload of the second packet includes a valid payload of the first packet and forwarding path indication information, generating a first flow table according to the forwarding path of the service flow, controlling a communications interface to send the first flow table to the first switch, and sending the second packet to the first switch.