1-port 10/100Base-T RJ-45 with auto negotiation and auto-MDI/MDI-X function 1 x 100Base-FX SC interface, providing long distance up to 2 km on IFT-802T 1 x 100Base-FX SC interface, providing long distance for 15 km on IFT-802TS15 1 x Mini-GBIC slot, providing multi choice of SFP modules on IFT-805AT 12V to 48V DC, redundant power with polarity reverse protect function Complies with the IEEE 802.3, IEEE 802.3u Fast Ethernet standard