WDM Optical Network DWDM EDFA 40 channels Booster Optical Amplifier Dispersion Compensation Module (DCM) 1U Rack mounted DWDM MUX DEMUX Module Dual Fiber DWDM Mux Demux LGX Box Passive 1U Rack mounted CWDM Mux Demux 10Gb Tunnable DWDM XFP Transceiver Module 10G DWDM XFP 80KM Transceiver Module DWDM XENPAK Transceiver module DWDM X2 10G Transceiver Modules DWDM 10G SFP+ Transceiver Module 4.25G DWDM SFP Transceiver Module 2.5G DWDM SFP Tranceiver Module