QFX Series switches are high-performance, high-density platforms that satisfy the needs of today’s most demanding enterprise and service provider environments. Designed for top-of-rack, end-of-row, and spine-and-core aggregation deployments in modern data centers, QFX Series switches can be deployed as 10GbE, 40GbE or 100GbE access, spine, core or aggregation devices in Virtual Chassis, Virtual Chassis Fabric, Multi-Chassis LAG and Junos Fusion architectures.