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. 05, 2016

Filed:

Dec. 02, 2011
Applicants:

Ping Pan, San Jose, CA (US);

Radhakrishna Valiveti, Fremont, CA (US);

Rajan Rao, Cupertino, CA (US);

Biao LU, Saratoga, CA (US);

Inventors:

Ping Pan, San Jose, CA (US);

Radhakrishna Valiveti, Fremont, CA (US);

Rajan Rao, Cupertino, CA (US);

Biao Lu, Saratoga, CA (US);

Assignee:

Infinera Corporation, Sunnyvale, CA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04J 14/02 (2006.01); H04J 3/12 (2006.01); H04L 12/703 (2013.01); H04J 3/16 (2006.01); H04L 12/721 (2013.01); H04L 12/723 (2013.01);
U.S. Cl.
CPC ...
H04L 45/28 (2013.01); H04J 3/12 (2013.01); H04J 3/1652 (2013.01); H04J 14/0258 (2013.01); H04J 14/0284 (2013.01); H04J 14/0295 (2013.01); H04J 2203/006 (2013.01); H04L 45/50 (2013.01); H04L 45/62 (2013.01);
Abstract

Methods and nodes are disclosed for the support of traffic protection and recovery in mesh networks having multiple nodes communicating via communication links. The problem of timely and reliable Shared Mesh Protection message delivery is addressed through creation of protocols and encoding of Shared Mesh Protection messages within an overhead of the optical data unit container, and by processing the Shared Mesh Protection messages by intermediate nodes of the mesh network. Thus, the Shared Mesh Protection messages are transmitted through the data plane with the transmission of user data.


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