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:
Mar. 15, 2022

Filed:

Jun. 15, 2020
Applicant:

Arista Networks, Inc., Santa Clara, CA (US);

Inventors:

Anuraag Mittal, Santa Clara, CA (US);

Aparna Sushrut Karanjkar, Santa Clara, CA (US);

Nitin Ravindra Karkhanis, Santa Clara, CA (US);

Assignee:

Arista Networks, Inc., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 28/08 (2009.01); H04W 40/24 (2009.01); H04W 99/00 (2009.01); H04W 48/18 (2009.01); H04W 76/10 (2018.01); H04L 45/7453 (2022.01); H04L 49/354 (2022.01); H04L 45/00 (2022.01);
U.S. Cl.
CPC ...
H04W 28/08 (2013.01); H04L 45/7453 (2013.01); H04W 40/24 (2013.01); H04W 48/18 (2013.01); H04W 76/10 (2018.02); H04W 99/00 (2013.01); H04L 45/66 (2013.01); H04L 49/354 (2013.01);
Abstract

A method and system for steering bidirectional network traffic to a same service device. Specifically, the disclosed method and system entail the maintaining and synchronization of link aggregation group (LAG) tables tied to a pair of LAG ports instantiated on a network element directly connected to a pair of peer linking service devices. Network traffic (i.e., MAC frames) arriving at the network element, from a first host and intended for a second host (e.g., indicative of a first direction of the network traffic), may be steered towards one of the pair of service devices based on hashing of information included in a received MAC frame in conjunction with the LAG table tied to the LAG port (of the pair of LAG ports) that which received the MAC frame.


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