Arista is recognized as one of the main data center networking vendor

As data centers architecture is transforms by the evolution driven by technologies like OpenFlow, SDN and cloud virtualization it is important who are the main players on the market. Below is a snapshot from the latest Magic Quadrant for Data Center Network Infrastructure showing the main vendors:

We can see that Arist is listed as one of the vendors along big market giants like Cisco, HP, Juniper, Dell, Brocade and others.

References

1. http://www.aristanetworks.com/media/system/pdf/AristaProductQuickReferenceGuide.pdf
2. http://www.theregister.co.uk/2012/09/19/arista_networks_7150s_switches/
3. https://eos.aristanetworks.com/home.php