 24-Port 10/100Mbps + 4-Port Gigabit Smart Switch, 24 10/100Mbps RJ45 ports, 4 Gigabit RJ45 Ports and 2 Combo SFP Slots, Tag-based VLAN, STP/RSTP/MSTP, IGMP V1/V2/V3 Snooping, 802.1P QoS, Rate Limiting, Port Trunking, Port Mirroring, SNMP, RMON, rack-mountable |