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. 29, 2026

Filed:

Aug. 08, 2024
Applicant:

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

Inventors:

Anand Narayanan, Austin, TX (US);

Akhil Shashidar, Austin, TX (US);

Pavan Narasimhaprasad, Cedar Park, TX (US);

Thejesh Panchappa, Newark, CA (US);

Assignee:

ARISTA NETWORKS, INC., Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 45/036 (2022.01); H04L 45/00 (2022.01); H04L 45/586 (2022.01); H04L 45/745 (2022.01);
U.S. Cl.
CPC ...
H04L 45/22 (2013.01); H04L 45/036 (2022.05); H04L 45/586 (2013.01); H04L 45/745 (2013.01);
Abstract

Techniques for implementing Border Gateway Protocol (BGP) peering status-aware hitless reboot on a network device are provided. In one set of embodiments, at the time of shutting down for a hitless reboot, the network device can collect status information regarding its BGP peerings and can write this information to a file on non-volatile storage. Then, upon booting up after the hitless reboot, the network device can retrieve the file from the non-volatile storage and use the status information included therein to restore the BGP peerings as they existed prior to the hitless reboot.


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