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:
Sep. 23, 2025

Filed:

Jan. 17, 2023
Applicant:

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

Inventors:

Sharad Birmiwal, Burnaby, CA;

Joanne Mikkelson, Milpitas, CA (US);

Isidoros Kouvelas, Athens, GR;

Jesper Skriver, Nicosia, CY;

Asang Dani, Nagpur, IN;

Assignee:

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

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 67/141 (2022.01); H04L 45/02 (2022.01); H04L 45/74 (2022.01); H04L 47/34 (2022.01); H04L 69/16 (2022.01);
U.S. Cl.
CPC ...
H04L 69/161 (2013.01); H04L 45/04 (2013.01); H04L 45/74 (2013.01); H04L 47/34 (2013.01); H04L 67/141 (2013.01);
Abstract

A networking system may facilitate Border Gateway Protocol (BGP) switchover between an active BGP process and a standby BGP process. A method is provided that includes using the active BGP process to establish a first communication session with a peer and a second communication session with the standby BGP process and using an active kernel associated with the active BGP process to receive a packet from the peer, to transmit the packet to the standby BGP process, and to receive the packet returning from the standby BGP process. The active kernel can optionally be used to determine whether any packets are in-flight to and from the standby BGP process.


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