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:
Dec. 26, 2017

Filed:

Oct. 09, 2015
Applicant:

Huawei Technologies Co., Ltd., Shenzhen, Guangdong, CN;

Inventors:

Jiehui Hu, Shenzhen, CN;

Jie Yang, Shenzhen, CN;

Xiaoqian Wu, Shenzhen, CN;

Xinping Wang, Shenzhen, CN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/24 (2006.01); H04L 12/26 (2006.01); H04L 12/46 (2006.01); H04L 12/707 (2013.01); H04L 12/703 (2013.01);
U.S. Cl.
CPC ...
H04L 41/0668 (2013.01); H04L 12/4633 (2013.01); H04L 41/0663 (2013.01); H04L 43/0811 (2013.01); H04L 45/22 (2013.01); H04L 45/28 (2013.01);
Abstract

Disclosed is a method and a device for protecting service reliability, and the service reliability in the network virtualization system provided by the present disclosure may be ensured. In an embodiment of the present disclosure, a master node having a control function obtains the current service type information and notifies a slave node of the current service type information, for enabling the slave node to determine a main virtual link and a backup virtual link according to the service type information and to perform the failure detection, and when detecting that the main virtual link has failure and the backup virtual link has no failure, a service data message is switched to be transmitted on the backup virtual link, to ensure non-interrupted transmission of a service data message in a brand-new system architecture provided by the present disclosure, so as to ensure the service reliability.


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