DGS-1210-24P, 24x 10/100/1000Mbps PoE Ports (PoE budget 193W), 4 x Combo 1000BaseT/Mini-GBIC SFP ports, Advance power saving features, 2 fans, IEEE 802.3x Flow Control, 802.3ad Link Aggregation, Asymmetric VLAN, Auto Voice VLAN, 802.1p priority queues, MAC/IP filtering, MAC/IP-based ACL, 802.1X port-base Access Control, Port Security, D-Link Safequare Engine, Smart Console Utility, web based management, compact CLI, D-View 6.0 support, 19" Rackmount Installation