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:
May. 03, 2016
Filed:
Mar. 04, 2013
Applicant:
Futurewei Technologies, Inc., Plano, TX (US);
Inventors:
Jian Li, Beijing, CN;
Ting Zou, Cupertino, CA (US);
Jing Huang, Shenzhen, CN;
Min Zha, Shenzhen, CN;
Xushan Lu, Shenzhen, CN;
Assignee:
Futurewei Technologies, Inc., Plano, TX (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); H04L 12/24 (2006.01);
U.S. Cl.
CPC ...
H04L 43/0823 (2013.01); H04L 41/0659 (2013.01); H04L 41/0677 (2013.01);
Abstract
A network node for detecting failures in a Dual Stack Lite (DS-Lite) tunnel, comprising a processor configured to obtain a domain name that identifies a first node, create the DS-Lite tunnel to the first node using the domain name, initiate a first bidirectional forwarding detection (BFD) session to the first node, transmit a plurality of BFD data packets within the DS-Lite tunnel, and detect a failure within the DS-Lite tunnel using the BFD data packets.