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. 30, 2017

Filed:

Apr. 27, 2015
Applicant:

Juniper Networks, Inc., Sunnyvale, CA (US);

Inventors:

Hannes Gredler, Pillberg, AT;

Jan Medved, Pleasanton, CA (US);

David Ward, Los Gatos, CA (US);

Assignee:

Juniper Networks, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/803 (2013.01); H04L 12/915 (2013.01); H04L 12/727 (2013.01); H04L 12/721 (2013.01); H04L 12/723 (2013.01); H04L 12/913 (2013.01); H04L 12/715 (2013.01); H04L 12/725 (2013.01);
U.S. Cl.
CPC ...
H04L 47/125 (2013.01); H04L 45/04 (2013.01); H04L 45/121 (2013.01); H04L 45/124 (2013.01); H04L 45/302 (2013.01); H04L 45/44 (2013.01); H04L 45/50 (2013.01); H04L 47/724 (2013.01); H04L 47/785 (2013.01);
Abstract

In general, techniques are described for distributing traffic engineering (TE) link information across network routing protocol domain boundaries using a routing protocol. In one example, a network device logically located within a first routing protocol domain includes a routing protocol module executing on a control unit to execute an exterior gateway routing protocol. The routing protocol module of the network device receives an exterior gateway routing protocol advertisement from a router logically located within a second routing protocol domain and decodes traffic engineering information for a traffic engineering link from the exterior gateway routing protocol advertisement. A path computation module of the network device computes a traffic engineered path by selecting the traffic engineering link for inclusion in the traffic engineered path based on the traffic engineering information.


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