... UPLINK port5. 10/100Mbps, full/half duplex automatic adapt6. Compliant with IEEE802.3af, IEEE802.3at standard, 25W Max per port7. Backplane ... short circuit, overload and total power protection 11. Each port with indicator light, alarm light, device alarm light12. Metal case ... 95% Non-condensing 8- port 25W Ethernet POE powered switching with LCD screen,Compliant with IEEE802.3af, IEEE802.3at standard,