RG-S5750-48GT4XS-HP-H, Enterprise-Class Core/Aggregation PoE Switch, 48 x GE Electrical Ports, Two Expansion Slots, 10GE Uplink

Applied to the aggregation layer of large networks, the core of small and medium-sized networks, the access of server clusters, and the full Gigabit three-layer access of large enterprises or campus office buildings