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.
Patent No.:
Date of Patent:
Mar. 26, 2019
Filed:
Apr. 08, 2016
Applicant:
Cisco Technology, Inc., San Jose, CA (US);
Inventors:
Pascal Thubert, La Colle Sur Loup, FR;
Xuechen Yang, Austin, TX (US);
Rudolph B. Klecka, III, Austin, TX (US);
Patrick Wetterwald, Mouans Sartoux, FR;
Eric Levy-Abegnoli, Valbonne, FR;
Assignee:
Cisco Technology, Inc., San Jose, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 29/08 (2006.01);
U.S. Cl.
CPC ...
H04L 63/0272 (2013.01); H04L 63/0209 (2013.01); H04L 67/12 (2013.01);
Abstract
In one embodiment, a virtual firewall is installed on a port of a device that communicates across a zone boundary within an industrial network. The virtual firewall is then configured based on operation of the industrial network, such that the port may then communicate via the firewall to a remote virtual firewall of a remote port of a remote device across the zone boundary.