TP-Link 24-Port Gigabit Smart Switch with 4-Combo SFP Slots  (TL-SG2424) Gigabit Ethernet connections on all ports provide full speed of data transferring Integrated security strategy including 802.1Q VLAN, Port Security and Storm control help protect LAN area investment L2/L3/L4 QoS and IGMP snooping optimize voice and video applications WEB/CLI managed modes, SNMP, RMON bring abundant management features