A simplex connection means signals are sent in one direction—a signal is transmitted through two simplex connectors and a simplex fiber cable from device A to device B, which cannot return from device B to device A via the same route.
Product Specification Brand FibrSol Model Name/Number FS-821 GWV-D Warranty 1 year Wi-Fi enabled yes Number Of Ports/Pins 4 Usage/Application FTTH/FTTX
An optical line termination (OLT), also called an optical line terminal, is a device which serves as the service provider endpoint of a passive optical network.