Features: 1. Compliant with IEEE 802.3 10Base-T, and IEEE802.3u 100Base-TX/FX Standards. 2. Supports auto-negotiation function in TP port to detect speed (10/100M) and duplex mode (full/half) auotmatically. 3. Supports auto upling (auto MDI/MDI-X) in TP port, no more cross-over calbe. 4. Extends fiber-optic distance up to 120km with single mode fiber. 5. Provides various fiber-optic interfaces with ST/SC/MT-RJ/VF-45/LC connectors. 6. Supports LFPT (Link-Fault-Pass-Through) function.