Ports 24 10/ 100/ 1000Mbps RJ45 Ports ( Auto Negotiation/ Auto MDI/ MDIX) 4 Combo 100/ 1000Mbps SFP Slots 1 Console Port Media interfaces RJ-45 Manageable Web-based GUI and CLI management SNMP v1/ v2c/ v3, compatible with public MIBs and TP-LINK private MIBs RMON ( 1, 2, 3, 9 groups) DHCP/ BOOTP Client, DHCP Snooping, DHCP Option82 CPU Monitoring Port Mirroring Time Setting: SNTP Integrated NDP/ NTDP feature Firmware Upgrade: TFTP & Web System Diagnose: VCT SYSLOG & Public MIBS Switching features Layer 2 Features Link Aggregation Control Protocol ( LACP) 4K VLAN GVRP ( GARP VLAN Registration Protocol) STP/ RSTP/ MSTP IGMP Snooping Quality of Service 4 priority queues Support IEEE 802.1P DSCP QoS Rate limit feature Security Strategies IP-MAC-Port-VID Binding Access Control List ( L2~ L4 ACL) 802.1x and RADIUS Authentication Support DoS defend Port Security SSL and SSH encryptions Management Web-based GUI Command Line Interface SNMP v1/ v2c/ v3 RMON ( 1, 2, 3, 9 group) Power Supply 100~ 240VAC, 50/ 60Hz