The TL-SG3109 pure-gigabit managed switch fully complies with IEEE 802.3/802.3u/802.3ab/802.3z Ethernet standards. It provides 8 10/100/1000 Mbps UTP/STP RJ45 ports with auto-MDI/MDIX & 1 SFP independence expansion slots supporting Mini GBIC modules. It also provides powerful management functions, including the system, port, network, & Spanning Tree protocol, IEEE 802.1 X protocol, VLAN, trunk, IGMP snooping, SNMP protocol, priority & security. The TL-SG3109 switch provides multiple management methods: SNMP, Web & Telnet/console. Its standard 19-inch rack-mountable steel case & intelligent management make it suitable for small, middle & large networks. Please note: networking components such as switches, routers & wireless devices require that speeds & standards be consistent throughout the network to gain optimum performance. To avoid compatibility clashes or for advice, please contact us on solutions@ebuyer.com.