Unit and Port LEDs allow for quick status information Auto-Negotiation Full-Duplex or Half-Duplex Operation Modes Auto-MDI / MDIX Automatic Link Restoration Connect to legacy network equipment Eliminate Collision Domains 10 / 100 / 1000Base-TX UTP to 1000Base-FX Fiber media convertion Supports IEEE802.3U IEEE802.3z 1000Base-TX / FX protocols , IEEE802.3ab standards Available with Open SFP Port or optional built in LC / SC / ST Connections DIP switch to set different configurations Compact package size Supports IEEE802.3x flow control; 100Base-FX interface; auto MDI-MDIX function; LFP function