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:
Sep. 07, 2021

Filed:

May. 07, 2019
Applicant:

Gigamon Inc., Santa Clara, CA (US);

Inventors:

Bharath Harikrishnan, San Jose, CA (US);

Tushar Rajnikant Jagtap, Fremont, CA (US);

Fernando Garcia-Rosell Foronda, San Jose, CA (US);

Assignee:

Gigamon Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); H04L 12/851 (2013.01);
U.S. Cl.
CPC ...
H04L 43/024 (2013.01); H04L 43/026 (2013.01); H04L 43/0888 (2013.01); H04L 43/0894 (2013.01); H04L 47/2441 (2013.01);
Abstract

A network visibility appliance automatically and dynamically determines a data traffic sampling policy that it should apply, i.e., a policy for determining which flows the network appliance should forward to one or more tools. The technique can be used to adjust for changes in network traffic to avoid exceeding performance constraints (e.g., maximum throughput) of network analytic tools, while maintaining high efficiency of usage of the tools. In the technique, a policy engine monitors network traffic characteristics in a subscriber throughput table and dynamically determines a sampling policy to apply, so as to decrease and/or increase traffic throughput to a given tool, so that the tool is efficiently used.


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