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. 31, 2016

Filed:

Aug. 14, 2012
Applicants:

Mohammad Hanif, Pleasanton, CA (US);

Dilip Kumar, Tucson, AZ (US);

Minjie Dai, San Jose, CA (US);

Lisa Hong Nguyen, San Jose, CA (US);

Sundeep Kumar Singh, Bangalore, IN;

Inventors:

Mohammad Hanif, Pleasanton, CA (US);

Dilip Kumar, Tucson, AZ (US);

Minjie Dai, San Jose, CA (US);

Lisa Hong Nguyen, San Jose, CA (US);

Sundeep Kumar Singh, Bangalore, IN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); H04L 12/723 (2013.01); H04L 12/707 (2013.01); H04L 12/703 (2013.01);
U.S. Cl.
CPC ...
H04L 45/50 (2013.01); H04L 45/22 (2013.01); H04L 45/28 (2013.01);
Abstract

Techniques for reducing the latency in performing a failover from a protected connection to its backup connection when a network event is detected affecting the protected connection. In an MPLS network, techniques are provided for failing a protected LSP to a backup LSP in a fast and efficient manner. In one embodiment, the faster failover is facilitated by storing protected LSPs and their backup LSPs information in the data plane, such as locally on a linecard.


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