Exhibit 99.1 Arista Networks, Inc. Reports Third Quarter 2024 Financial Results SANTA CLARA, Calif.- November 7, 2024 -- Arista Networks, Inc. (NYSE: ANET), an industry leader in data-driven, client-to-cloud networking for large AI, data center, campus and routing environments, today announced financial results for its third quarter ended September 30, 2024. Third Quarter Financial Highlights "Arista remains at the forefront of next generation centers of data across client-to-cloud and AI focused locations, ...