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:
Feb. 17, 2026

Filed:

Feb. 06, 2023
Applicant:

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

Inventors:

Alton Lo, Santa Clara, CA (US);

Keon Vafai, Milpitas, CA (US);

Urvish Panchal, Redmond, WA (US);

Jaimeen Parmar, Redmond, WA (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 49/25 (2022.01); H04L 12/46 (2006.01); H04L 45/24 (2022.01); H04L 45/64 (2022.01);
U.S. Cl.
CPC ...
H04L 49/25 (2013.01); H04L 12/4641 (2013.01); H04L 45/24 (2013.01); H04L 45/64 (2013.01);
Abstract

Systems, methods and products for distributing traffic to top-of-rack switches (TORs) that dynamically determine their capability to handle traffic and advertise this capability to border leaf router(s). The advertised information may include the bandwidth between the TOR and the instances of the service to which it is connected, and/or the number of instances of the service to which the TOR is connected. The border leaf router computes a distribution of received traffic to the TORs based on this information and forwards traffic to the TORs according to the calculated distribution. As parameters of the TORs and servers change, the TORs can advertise the updated information, and the border leaf router can update its computed distribution to account for the changed parameters.


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