High-Speed Networking Five 10/100/1000 Mbps Gigabit Ethernet ports Full/half-duplex for Ethernet / Fast Ethernet and full-duplex for Gigabit Ethernet speeds Reliability IEEE 802.3x flow control Store-and-forward switching scheme RoHS-compliant Easy Setup Plug-and-play installation Auto MDI / MDI-X crossover on all ports Stylish Design Compact lightweight chassis Noise-free operation PoE Functionality Four PoE ports IEEE 802.3af/at compliant 60 W total power budget Up to 30 W power output per PoE port