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:
Apr. 12, 2022

Filed:

Mar. 02, 2020
Applicant:

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

Inventor:

Kartik Mohanram, Pittsburgh, PA (US);

Assignee:

CISCO TECHNOLOGIES, INC., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/24 (2006.01); H04L 29/06 (2006.01); H04L 41/142 (2022.01); H04L 41/14 (2022.01); H04L 41/0873 (2022.01); H04L 41/0893 (2022.01); H04L 9/40 (2022.01); H04L 41/16 (2022.01); H04L 41/0631 (2022.01); H04L 43/10 (2022.01);
U.S. Cl.
CPC ...
H04L 41/142 (2013.01); H04L 29/06605 (2013.01); H04L 41/0873 (2013.01); H04L 41/0893 (2013.01); H04L 41/145 (2013.01); H04L 41/16 (2013.01); H04L 63/0263 (2013.01); H04L 29/06578 (2013.01); H04L 41/0631 (2013.01); H04L 43/10 (2013.01); H04L 63/0227 (2013.01); H04L 63/20 (2013.01);
Abstract

Systems, methods, and computer-readable media for generating counterexamples for equivalence failures between models of network intents. A listing of conflict rules corresponding to an equivalence failure between at least first and seconds model of networks intents describing the operation and communication of network devices in a network is obtained. A logical exclusive disjunction between first conflict rules from the first model and corresponding second conflict rules from the second model is calculated. One or more counterexamples corresponding to the equivalence failure are generated based at least in part on the logical exclusive disjunction, such that a given counterexample comprises network and packet conditions that cause the first conflict rules to trigger a first action and cause the second conflict rules to trigger a second action that is different from the first action. Hot fields that are more likely to be associated with the equivalence failure are identified in the counterexample.


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