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. 21, 2020

Filed:

Feb. 10, 2015
Applicant:

Mcafee, Llc, Santa Clara, CA (US);

Inventors:

David Andrew Bright, Lino Lakes, MN (US);

Michael James Silbersack, Little Canada, MN (US);

Aaron Christopher Bucher, Minneapolis, MN (US);

Assignee:

McAfee, LLC, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 12/24 (2006.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
H04L 63/0218 (2013.01); H04L 41/0893 (2013.01); H04L 63/02 (2013.01); H04L 63/0227 (2013.01); H04L 63/1408 (2013.01); H04L 67/10 (2013.01); H04L 41/30 (2013.01);
Abstract

A firewall cluster comprises three or more firewall processing nodes, which report primary node status based on the reporting node's membership in a preexisting cluster. A controller uses the reported status to assign a primary node in the distributed firewall cluster. Reported primary node status includes reported primary node eligibility if the node is a member of a preexisting cluster, reported primary node status comprising reporting primary node ineligibility if the node is not a member of a preexisting cluster, reported primary node status if the node is a primary node in a preexisting cluster, and reported primary node eligibility in a node that has timed out.


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