Keep critical network traffic moving with the Aruba 5406R 16SFP+ v3 zl2 switch. Built for enterprise aggregation and core switching, it delivers 16 SFP+ interfaces for 10 Gigabit Ethernet uplinks and Layer 3 management for routing control where it matters most. The rack-mountable 4U chassis is designed for structured deployments that need capacity, serviceability, and a clean fit in the rack. This switch is a strong choice when access-layer gear is no longer enough. Use it to consolidate high-bandwidth links, segment traffic with routing policies, and support growth without forcing a redesign of the network core. The zl2 modular architecture gives infrastructure teams a platform that can be integrated into larger Aruba environments with the operational consistency expected in enterprise data closets and wiring rooms. For teams comparing lower-cost switches, the difference is in the role this model is built to play: aggregation, control, and long-term stability. If your network carries virtualization traffic, storage replication, or campus backbone flows, this switch is sized for that workload.