Evaluation Based on Completeness of Vision and Ability to Execute

SANTA CLARA, Calif.,--July 10, 2017 -- Arista Networks (NYSE:ANET) a leading provider of cloud networking solutions, today announced it has been positioned by Gartner, Inc. in the “Leaders” quadrant of the July 2017 Magic Quadrant for Data Center Networking.

“We consider our positioning in the “Leaders” quadrant by Gartner, for the third consecutive year, validation of continued market acceptance of Arista EOS® and our Universal Cloud Architecture,” said Mark Foss, Senior Vice President of Global Operations and Marketing at Arista Networks. “Arista’s innovations in cloud management, telemetry and containerized EOS (cEOS)™ are changing the way customers build cloud-scale networks.”

The data center networking solutions covered in this research are hardware and/or software solutions to deliver connectivity within enterprise data centers. Network technology solutions include data center core/spine switches, server access switches (top of rack [ToR], leaf), virtual switching, programmable Ethernet fabrics, network automation, network overlays and emerging approaches, based on disaggregation of hardware from software and open-source components.

Gartner does not endorse any vendor, product or service depicted in its research publications, and does not advise technology users to select only those vendors with the highest ratings or other designation. Gartner research publications consist of the opinions of Gartner's research organization and should not be construed as statements of fact. Gartner disclaims all warranties, expressed or implied, with respect to this research, including any warranties of merchantability or fitness for a particular purpose.

About Arista Networks

Arista Networks was founded to pioneer and deliver software-driven cloud networking solutions for large datacenter storage and computing environments. Arista’s award-winning platforms, ranging in Ethernet speeds from 10 to 100 gigabits per second, redefine scalability, agility, and resilience. Arista has shipped more than ten million cloud networking ports worldwide with CloudVision and EOS, an advanced network operating system. Committed to open standards, Arista is a founding member of the 25/50GbE consortium. Arista Networks products are available worldwide directly and through partners.

ARISTA, EOS, and CloudVision are among the registered and unregistered trademarks of Arista Networks, Inc. in jurisdictions around the world. Other company names or product names may be trademarks of their respective owners. Additional information and resources can be found at www.arista.com. This press release contains forward-looking statements including, but not limited to, statements regarding the benefits and best practices utilized in the design and implementation of Arista's EOS and CloudVision software and the enablement of cost savings, more performance, and efficiency. All statements other than statements of historical fact are statements that could be deemed forward-looking statements. Forward-looking statements are subject to risks and uncertainties that could cause actual performance or results to differ materially from those expressed in the forward-looking statements including: our limited operating history and experience with developing and releasing new products; product, support or service quality problems; rapidly evolving changes in technology, customer requirements and industry standards as well as other risks stated in our filings with the SEC available on Arista's website at www.arista.com and the SEC's website at www.sec.gov. Arista disclaims any obligation to publicly update or revise any forward-looking statement to reflect events that occur or circumstances that exist after the date on which they were made.

Media Contact

Amanda Jaramillo
Corporate Communications
Tel: (408) 547-5798
This email address is being protected from spambots. You need JavaScript enabled to view it.

Investor Contact
Charles Yager
Product and Investor Advocacy
Tel: (408) 547-5892
This email address is being protected from spambots. You need JavaScript enabled to view it.

The links above are for the viewer’s convenience, and Arista has not reviewed and is not responsible for their content.

1