Highlights: 1) Support 100Base-Fx Fiber transmission standard and releated products 2) Support Spanning Tree Structure fault-check networks 3) Support IEEE802.1Q and ISL, and support backbone connection 4) 10/100 Mbps auto adaptive 5) Support Full Duplex and half Duplex communication and could auto negotiate 6) Support cross and direct line connection 7) Support extra long frame transmission (20,168 Byte) 8) Support optional optical link fault detection 9) Internal highly effective switching core, broadcast storm protection, flow control, fault-check 10) Transmission distance: 0~120 km Interface: RJ45 (Electrical), SC, ST, FC (Optical) 11) Power: External DC 5V/1A 12) Compact small structure Compatibility: 1) IEEE 802.3 Ethernet 2) IEEE 802.3u FastEthernet 3) IEEE 802.3x Autonegotiation 4) IEEE 802.1d Spanning Tree 5) IEEE 802.1Q and ISL 6) IEEE 802.1p Qos