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:
Dec. 18, 2012

Filed:

Mar. 30, 2010
Applicants:

Allwyn Carvalho, Alameda, CA (US);

Yakov Teplitsky, Cupertino, CA (US);

Shariar Rahman, Sa Jose, CA (US);

Manoj Tiwari, Santa Clara, CA (US);

Vamsidhar Valluri, Fremont, CA (US);

Inventors:

Allwyn Carvalho, Alameda, CA (US);

Yakov Teplitsky, Cupertino, CA (US);

Shariar Rahman, Sa Jose, CA (US);

Manoj Tiwari, Santa Clara, CA (US);

Vamsidhar Valluri, Fremont, CA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J 1/16 (2006.01); H04J 3/14 (2006.01); H04L 1/00 (2006.01); H04L 12/26 (2006.01);
U.S. Cl.
CPC ...
Abstract

An improved network flow sampling apparatus and corresponding method more intelligently selects flows to be reported beyond random flow or packet sampling intervals. Evaluation of flows selects top talkers or heavy hitters as important flows that most impact traffic and therefore should be reported. Top talkers are flows defined based on a customized definition according to, for example, number of packets in a flow, number of bytes in a flow, or bandwidth consumed by a flow. An external collector can thus proceed with traffic profiling or other flow monitoring purposes with a more intelligently determined network flow sample.


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