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:
Jul. 14, 2015

Filed:

Mar. 04, 2013
Applicant:

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

Inventors:

Jacob Ijsbrand Wijnands, Leuven, BE;

Arjen Boers, Sitges, ES;

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01); H04L 12/761 (2013.01); H04L 12/751 (2013.01); H04L 12/723 (2013.01); H04L 12/18 (2006.01);
U.S. Cl.
CPC ...
H04L 45/16 (2013.01); H04L 12/18 (2013.01); H04L 45/02 (2013.01); H04L 45/50 (2013.01); H04L 12/185 (2013.01);
Abstract

A method, system and an apparatus to transport bidir PIM over a multiprotocol label switched network are provided. The method may comprise receiving a multicast packet at a network element, the multicast packet including an upstream label. The method may further comprise identifying, from the upstream label, a Multicast Distribution Tree (MDT) rooted at a rendezvous point. The packet may be forwarded along the MDT towards the RP based on the upstream label. The MDT may be identified from a downstream label and the packet may be forwarded along the MDT away from the RP based on the downstream label.


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