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:
Nov. 14, 2017

Filed:

Jan. 16, 2015
Applicant:

Alcatel Lucent, Boulogne-Billancourt, FR;

Inventors:

Pradeep G. Jain, Sunnyvale, CA (US);

Kanwar D. Singh, Sunnyvale, CA (US);

Assignee:

Alcatel Lucent, Boulogne-Billancourt, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/46 (2006.01); H04L 12/24 (2006.01); H04L 12/26 (2006.01);
U.S. Cl.
CPC ...
H04L 12/4633 (2013.01); H04L 12/4641 (2013.01); H04L 41/06 (2013.01); H04L 43/0811 (2013.01); H04L 43/10 (2013.01);
Abstract

A system and method for detecting a communication status includes generating, at an originating virtual tunnel end point (VTEP), a virtual extensible local area network (VXLAN) data packet in accordance with VXLAN protocols. A bidirectional forwarding detection (BFD) data packet is encapsulated in the VXLAN data packet to provide a VXLAN BFD data packet. The VXLAN BFD data packet is transmitted to a terminating VTEP to establish a BFD session over a VXLAN tunnel. A communication status of the VXLAN tunnel is determined for the BFD session based on a reply BFD data packet received from the terminating VTEP in accordance with a receiving time interval.


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