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:
Oct. 11, 2016

Filed:

Oct. 14, 2013
Applicant:

Avaya Inc., Basking Ridge, NJ (US);

Inventors:

Radu Iorga, Bucharest, RO;

Richard Huang, Saratoga, CA;

Curtis Santos, Santa Clara, CA;

Assignee:

Avaya Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/28 (2006.01); H04L 12/18 (2006.01); H04L 12/851 (2013.01); H04L 12/715 (2013.01); H04L 12/721 (2013.01); H04L 12/761 (2013.01); H04L 12/725 (2013.01);
U.S. Cl.
CPC ...
H04L 12/18 (2013.01); H04L 45/64 (2013.01); H04L 47/24 (2013.01); H04L 45/12 (2013.01); H04L 45/16 (2013.01); H04L 45/302 (2013.01);
Abstract

Methods, systems and computer readable media for quality of service aware hybrid multicast networks are described. A method can include receiving a request for content from a first receiver and initiating a quality of service aware hybrid tree construction by sending a multicast service level specification message to a first overlay tree manager. The method can also include dividing the tree at the overlay tree manager and communicating with other overlay tree managers in the network. The method can further include computing, at each overlay tree manager, a shortest path tree using a constrained algorithm and sending, from each overlay tree manager, a message to each IP manager in the network requesting that the IP managers construct an IP multicast tree and install the tree on one or more corresponding routers. The method can also include enforcing multicast routes and quality of service on the one or more routers.


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