Optical transport and optical networking hardware for telecommunication applications, namely, wavelength-division multiplexing (WDM) transponders, wavelength-division multiplexing (WDM) muxponders, wavelength-division multiplexing (WDM) multiplexers, wavelength-division multiplexing (WDM) demultiplexers, optical amplifiers, and optical transport network (OTN) switches; computer software for the operation, administration, control, maintenance and provisioning of optical transport systems and o...