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:
Jul. 03, 2018

Filed:

Jul. 31, 2015
Applicant:

Juniper Networks, Inc., Sunnyvale, CA (US);

Inventors:

Dongyi Jiang, San Jose, CA (US);

Jin Shang, Saratoga, CA (US);

David Yu, San Jose, CA (US);

Tsai-Zong Lin, Cupertino, CA (US);

Chih-Wei Chao, Saratoga, CA (US);

Assignee:

Juniper Networks, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); H04L 12/703 (2013.01); H04L 12/707 (2013.01); H04L 12/939 (2013.01); H04L 12/24 (2006.01);
U.S. Cl.
CPC ...
H04L 45/28 (2013.01); H04L 41/0654 (2013.01); H04L 41/0663 (2013.01); H04L 45/22 (2013.01); H04L 49/557 (2013.01);
Abstract

A device receives traffic; identifies an address associated with the traffic; determines whether the address is associated with an aggregate interface, the aggregate interface being associated with a first port and a second port. The first port corresponds to a first node in a first state, that indicates that the first node is available to forward the traffic, and the second port corresponds to a second node in a second state, that indicates that that the second node is not available to forward the traffic. The device transmits the traffic to the first node via the first port and to the second node, via the second port, when the address is associated with the aggregate interface. Transmitting the traffic enables the second node to forward the traffic when the first node changes from the first state to the second state.


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