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:
Sep. 18, 2018

Filed:

Apr. 26, 2016
Applicant:

Level 3 Communications, Llc, Broomfield, CO (US);

Inventors:

William Thomas Sella, Parker, CO (US);

James Michael Sella, Parker, CO (US);

Assignee:

Level 3 Communications, LLC, Broomfield, CO (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/721 (2013.01); H04L 12/24 (2006.01); H04L 12/26 (2006.01); H04L 12/751 (2013.01); H04L 12/727 (2013.01); H04L 12/729 (2013.01); H04L 12/707 (2013.01); H04L 12/717 (2013.01); H04L 12/723 (2013.01); H04L 12/713 (2013.01); H04L 12/851 (2013.01);
U.S. Cl.
CPC ...
H04L 45/70 (2013.01); H04L 41/0816 (2013.01); H04L 41/0896 (2013.01); H04L 43/087 (2013.01); H04L 45/02 (2013.01); H04L 45/121 (2013.01); H04L 45/125 (2013.01); H04L 45/22 (2013.01); H04L 45/42 (2013.01); H04L 45/44 (2013.01); H04L 45/502 (2013.01); H04L 45/566 (2013.01); H04L 45/586 (2013.01); H04L 47/24 (2013.01); H04L 45/10 (2013.01); H04L 45/123 (2013.01);
Abstract

A network includes a plurality of endpoint routers and intermediate routers. When a new data stream is detected at any endpoint router, the first packet is sent to a virtual routing server with knowledge of the entire network topology. Based on the topology, current usage, and historical usage, the virtual routing server determined a path for the data stream and begins to update the routing tables of the intermediate routers to reflect the determined path. Until the update is complete, all packets in the data stream are routed first to the virtual routing server and then to their destination. Once the update is complete, packets in the data stream are routed directly along the determined path.


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