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:
May. 11, 2021

Filed:

Mar. 14, 2019
Applicant:

Juniper Networks, Inc., Sunnyvale, CA (US);

Inventors:

Bhaskar Jain, Bangalore, IN;

Rajneesh Kumar, Bangalore, IN;

Ravi Kumar G V Subrahmanya, Hyderabad, IN;

Sai Sundar Ramamurthy, Bangalore, IN;

Unni Dilip, Bangalore, IN;

Vijay Sai Ram Paruchuri, Bangalore, IN;

Sanjay Kumar Gupta, Bangalore, IN;

Assignee:

Juniper Networks, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/24 (2006.01); H04L 12/26 (2006.01);
U.S. Cl.
CPC ...
H04L 41/5006 (2013.01); H04L 43/10 (2013.01);
Abstract

In general, the disclosure describes techniques for assigning traffic originating from an unknown application to a link based on known application quality of experience metrics. For instance, a network device may receive an application data packet of a data flow for an application and determine an application signature of the application data packet. The network device may determine whether the application signature matches an entry in an application signature database, and if the application signature does not match, the network device may identify a class of the application based on one or more characteristics of the application data packet. The network device may then assign the application data packet of the data flow to a first link of a plurality of links based on the class of the application and quality of experience (QoE) metrics for each link.


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