One 10/100/1000 RJ45 port supporting a maximum distance of 100 m (300 ft.) One SFP port for 1000Base-X optical transceiver modules and distances up to 120 km (75 mi.) IP40 slim-type metal housing to withstand harsh industrial conditions Option for DIN-rail installation Two redundant DC inputs (12 - 56 V) with terminal block Requires industrial power supply (not included) Rated for shock (IEC 60068-2-27), freefall (IEC 60068-2-32) and vibration (IEC 60068-2-6) Supports full-duplex and half-duplex modes with autonegotiation Suitable for extreme operating temperatures of -40 to 85ºC (-40 to 185ºF) Supports 8k MAC address entries with Auto-learning and Auto-aging Buffer memory of 1 MByte Supports jumbo frames up to 10 kBytes Fanless design for silent operation Fully NDAA-compliant Three-year warranty