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:
May. 12, 2015
Filed:
Mar. 14, 2012
Applicants:
Kenneth J. Duda, Menlo Park, CA (US);
Anshul Sadana, Santa Clara, CA (US);
Hugh W. Holbrook, Palo Alto, CA (US);
Inventors:
Kenneth J. Duda, Menlo Park, CA (US);
Anshul Sadana, Santa Clara, CA (US);
Hugh W. Holbrook, Palo Alto, CA (US);
Assignee:
Arista Networks, Inc., Santa Clara, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); H04L 12/801 (2013.01); H04L 12/939 (2013.01); H04L 12/841 (2013.01); H04L 12/835 (2013.01); H04L 12/931 (2013.01);
U.S. Cl.
CPC ...
H04L 43/0852 (2013.01); H04L 43/106 (2013.01); H04L 47/11 (2013.01); H04L 47/28 (2013.01); H04L 47/30 (2013.01); H04L 49/351 (2013.01); H04L 49/555 (2013.01);
Abstract
A method for accurately measuring, recording and reporting latency of an Ethernet switch is disclosed. Various packet queues in the switch are monitored at any given time and forwarding latency is calculated. Latency data from multiple switching elements in a network is collected to provide end-to-end forwarding latency of a system.