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:
Feb. 28, 2023
Filed:
Dec. 02, 2019
Applicant:
Cisco Technology, Inc., San Jose, CA (US);
Inventors:
Assignee:
CISCO TECHNOLOGY, INC., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/40 (2022.01); H04L 41/0668 (2022.01); H04L 45/12 (2022.01); H04L 45/00 (2022.01);
U.S. Cl.
CPC ...
H04L 63/18 (2013.01); H04L 41/0668 (2013.01); H04L 45/12 (2013.01); H04L 45/22 (2013.01); H04L 63/08 (2013.01); H04L 63/166 (2013.01); H04L 63/20 (2013.01);
Abstract
In one embodiment, a method includes determining a secure path through a first plurality of network nodes within a network and determining an alternate secure path through a second plurality of network nodes within the network. The method also includes routing network traffic through the first plurality of network nodes of the secure path and detecting a failure in the secure path using single-hop BFD authentication. The method further includes rerouting the network traffic through the second plurality of network nodes of the alternate secure path.