D-Link DGS-1510-28P 28-Port Smart Gigabit PoE Switch (DGS-1510-28P)

• 24 Ports 10/100/1000 Base-T PoE + 2 SFP Ports + 2 x 10G SFP+ Slots

• Support IEEE 802.3af (PoE) and 802.3at (PoE+) Standard

• Physical Stacking via two 10 Gigabit SFP+ Ports with stacking up to six device

• Virtual stacking of up to 32 units via D-link’s Single IP Management (SIM)

• Support G.8032 ERPS to achieve high reliability  and network stability

• Auto Surveillance (ASV), Auto Voice VLAN for VoIP and Video Surveillance deployments.

• 802.1X port based authentication, for authentication through external RADIUS servers

• IEEE 802.3az Energy Efficient Ethernet with  D-Link Green 3.0 power-saving features

• Loopback Detection automatically disables port or VLAN when a loop is detected

• Support Layer 2 Features – IGMP & MLD Snooping, 802.3x  Flow control  and LLDP