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:
Nov. 09, 2021

Filed:

Apr. 10, 2019
Applicant:

At&t Intellectual Property I, L.p., Atlanta, GA (US);

Inventors:

Yaron Koral, Cherry Hill, NJ (US);

Simon Tse, Holmdel, NJ (US);

Steven A. Monetti, Mountain Lakes, NJ (US);

Tzuu-Yi Wang, Newtown, PA (US);

Jennifer Rexford, Princeton, NJ (US);

Xiaoqi Chen, Princeton, NJ (US);

Shir Landau Feibish, Princeton, NJ (US);

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 1/00 (2006.01); H04L 12/801 (2013.01); H04L 12/851 (2013.01); H04L 12/26 (2006.01); H04L 12/803 (2013.01); H04L 12/823 (2013.01);
U.S. Cl.
CPC ...
H04L 47/11 (2013.01); H04L 43/062 (2013.01); H04L 43/16 (2013.01); H04L 47/125 (2013.01); H04L 47/2483 (2013.01); H04L 47/32 (2013.01);
Abstract

Systems, methods, and apparatuses provide a scalable framework for analyzing queuing and transient congestion in network switches. The system reports which flows contributed to the queue buildup and enables direct per-packet action in the data plane to prevent transient congestion. The system may be configured to analyze queuing in legacy network switches.


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