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:
May. 10, 2016

Filed:

Sep. 14, 2012
Applicants:

Pascal Thubert, La Colle sur Loup, FR;

Patrice Bellagamba, Saint-Raphael, FR;

Dirk Anteunis, Fayence, FR;

Inventors:

Pascal Thubert, La Colle sur Loup, FR;

Patrice Bellagamba, Saint-Raphael, FR;

Dirk Anteunis, Fayence, FR;

Assignee:

Cisco Technology, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); H04L 12/723 (2013.01); H04L 12/705 (2013.01); H04L 12/707 (2013.01); H04L 12/703 (2013.01); H04L 12/715 (2013.01);
U.S. Cl.
CPC ...
H04L 45/507 (2013.01); H04L 45/18 (2013.01); H04L 45/22 (2013.01); H04L 45/28 (2013.01); H04L 45/64 (2013.01);
Abstract

In one embodiment, a method comprises creating, in a computing network, a loop-free routing topology comprising a plurality of routing arcs for reaching a destination network node, each routing arc comprising a first network node as a first end of the routing arc, a second network node as a second end of the routing arc, and at least a third network node configured for routing any network traffic along the routing arc toward the destination node via any one of the first or second ends of the routing arc, at least one of the first, second, or third network nodes are implemented as a ring-based network having a prescribed ring topology; and establishing loop-free label switched paths for reaching the destination network node via the routing arcs of the loop-free routing topology, the label switched paths independent and distinct from any attribute of the prescribed ring topology.


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