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:
Jul. 25, 2023

Filed:

Sep. 03, 2021
Applicant:

Cisco Technology, Inc., San Jose, CA (US);

Inventors:

K. Tirumaleswar Reddy, Bangalore, IN;

David McGrew, Poolesville, MD (US);

Blake Harrell Anderson, Chapel Hill, NC (US);

Daniel G. Wing, San Jose, CA (US);

Assignee:

Cisco Technology, Inc., San Jose, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 61/4511 (2022.01); H04L 9/40 (2022.01); H04L 61/4541 (2022.01); H04L 67/61 (2022.01); H04L 69/22 (2022.01); H04L 47/2425 (2022.01);
U.S. Cl.
CPC ...
H04L 61/4511 (2022.05); H04L 61/4541 (2022.05); H04L 63/0428 (2013.01); H04L 67/61 (2022.05); H04L 47/2433 (2013.01); H04L 69/22 (2013.01);
Abstract

In one embodiment, a device in a network receives domain name system (DNS) information for a domain. The DNS information includes one or more service tags indicative of one or more services offered by the domain. The device detects an encrypted traffic flow associated with the domain. The device identifies a service associated with the encrypted traffic flow based on the one or more service tags. The device prioritizes the encrypted traffic flow based on the identified service associated with the encrypted traffic flow.


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