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:
Jun. 13, 2017
Filed:
Mar. 16, 2015
Applicant:
Nec Corporation, Tokyo, JP;
Inventor:
Koichi Tsuchiya, Tokyo, JP;
Assignee:
NEC CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/50 (2006.01); H04L 12/46 (2006.01); G06F 9/455 (2006.01);
U.S. Cl.
CPC ...
H04L 12/4633 (2013.01); G06F 9/45558 (2013.01); H04L 12/4641 (2013.01); G06F 2009/45595 (2013.01);
Abstract
A tunnel endpoint device includes a control unit configured to establish a communication tunnel with a tunnel endpoint device as a communication peer and an interface configured to access a storage device including communication state information about a tunnel communication. The control unit is configured to be adapted to take over state information about a tunnel communication of another tunnel endpoint device via the storage device when receiving an externally supplied switching instruction.