TP-LINK JETSTREAM T1700G 24-PORT Pure Gigabit Smart Switch (T1700G-28TQ) - Stacking Speed (Per Port): 20Gbps (Full-Duplex), Switching Capacity: Up to 128Gbps for a standalone switch, Max Number of Stacking Ports Installable: 2 SFP+, No. of Units Per Stack: Up to 6 units, Number of IP Interfaces: 16, Fan Quantity: Fanless, Interface: 24 × 10/100/1000Mbps RJ45 Ports, 4 × 10G SFP+ Slots, Mounting: 19" 1U Rack Mountable