Product Feature 1. Fully compatible with IEEE802. 3, IEEE802. 3z, Cisco, and 3COM equipment or other similar kind equipment 2. Inside installation electrocircuits of switch and protect from lighting strike, low power consumption and Low-noise double-cooling fan design, ensuring stable operation of equipment 3. Ieee802. 1q or ISL are optional for the connection of backbone 4. Supports SPANNING TREE structure and allow wrong network 5. Working rate is 1000Mbps and Auto-negotiate to 10 / 100M 6. Supports remote port management function via diagnostic and monitoring LEDs for the status of power, FX link / ACT, TX link / ACT 7. Supply one RJ- 45 electrical port 8. Auto-negotiate and Auto-cross to NIC / HUB and MDI / MDI-X 9. Advanced optical and electronic integration mechanism can supports good optic characteristic and electrical characteristic, and can ensure the high quality and excellent reliability of date transmit 10. Main board adapts multi layer structure of circuit board, possess excellent reliability and good anti-jamming feature 11. Average time of fault free is more than 50, 000hours, meet the standard of telecommunication operation