 24-Port Gigabit PoE+ Smart Switch, 24 Gigabit RJ45 ports including 4 combo RJ45/SFP ports, 802.3at/af, 180W PoE power supply, Tag-based VLAN, STP/RSTP/MSTP, IGMP V1/V2/V3 Snooping, 802.1P Qos, Rate Limiting, Port Trunking, Port Mirroring, SNMP, RMON, rack-mountable |