By employing two different wavelengths (e.g., 850nm/900nm) on the same fiber strand, it achieves full-duplex 40Gbps data rates, supporting distances up to 150 meters.
This configuration optimizes fiber utilization by enabling dual-channel communication over one fiber, supporting data rates of 14.025 Gbps for Fibre Channel and 10.3125 Gbps for Ethernet over 10-kilometer distances.