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:
Jun. 02, 2020
Filed:
Aug. 20, 2018
Applicant:
Level 3 Communications, Llc, Broomfield, CO (US);
Inventors:
William T. Sella, Parker, CO (US);
James M. Sella, Parker, CO (US);
Assignee:
Level 3 Communications, LLC, Broomfield, CO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/721 (2013.01); H04L 12/717 (2013.01); H04L 12/751 (2013.01); H04L 12/727 (2013.01); H04L 12/723 (2013.01); H04L 12/741 (2013.01);
U.S. Cl.
CPC ...
H04L 45/124 (2013.01); H04L 45/02 (2013.01); H04L 45/121 (2013.01); H04L 45/123 (2013.01); H04L 45/26 (2013.01); H04L 45/42 (2013.01); H04L 45/507 (2013.01); H04L 45/72 (2013.01); H04L 45/745 (2013.01);
Abstract
A Software Defined Network (SDN) includes a plurality of forwarding devices and a routing control device located separate from the forwarding devices. The routing control device, establishes paths to and from the network forwarding devices. Using such paths, forwarding devices send the routing control device information reflecting the topology if the network. Embodiments disclosed herein enable automatic discovery of the topology of the network and the paths to and from the routing control device.