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:
Aug. 30, 2022
Filed:
Dec. 30, 2020
Applicant:
Arista Networks, Inc., Santa Clara, CA (US);
Inventors:
Michael Chih-Yen Wang, Vancouver, CA;
Prashanth Krishnamurthy, San Jose, CA (US);
Sean Hope, Vancouver, CA;
Tula Kraiser, Sunnyvale, CA (US);
Assignee:
ARISTA NETWORKS, INC., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 15/16 (2006.01); H04L 45/60 (2022.01); H04L 45/02 (2022.01); H04L 45/00 (2022.01); H04L 45/42 (2022.01);
U.S. Cl.
CPC ...
H04L 45/60 (2013.01); H04L 45/02 (2013.01); H04L 45/20 (2013.01); H04L 45/42 (2013.01);
Abstract
Processing an ingress packet in a packet pipeline to determine a forwarding rule includes identifying a matching rule in each forwarding table in the pipeline. Prefix lengths of the respective matching rules are compared. The matching rule with the greatest prefix length serves as the basis for forwarding an egress packet.