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.
Patent No.:
Date of Patent:
Nov. 11, 2014
Filed:
Jul. 25, 2011
Applicants:
Girish Birajdar, Fremont, CA (US);
Jayant Kotalwar, Cupertino, CA (US);
Inventors:
Girish Birajdar, Fremont, CA (US);
Jayant Kotalwar, Cupertino, CA (US);
Assignee:
Alcatel Lucent, Boulogne-Billancourt, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/08 (2006.01); H04L 12/703 (2013.01); H04L 12/46 (2006.01); H04L 12/715 (2013.01); H04L 12/26 (2006.01); H04L 12/24 (2006.01); H04L 12/723 (2013.01);
U.S. Cl.
CPC ...
H04L 45/28 (2013.01); H04L 45/04 (2013.01); H04L 43/10 (2013.01); H04L 41/04 (2013.01); H04L 45/50 (2013.01); H04L 12/4641 (2013.01);
Abstract
A method for detecting faults associated with a tunnel delivering multicast traffic from a source provider edge router (PE) to each of a plurality of destination PEs, the method using a routing protocol such as BGP to communicate route information to destination PEs, and a fault detection protocol such as BFD to detect tunnel faults.