PON (Passive Optical Network) system, optical line terminator, optical network unit, and PON system control method

摘要

A passive optical network (PON) system of the present disclosure is provided with an optical line terminal, an optical network unit, and an optical communication line for forming a plurality of logical links between the optical line terminal and the optical network unit. The optical line terminal and/or the optical network unit includes a logical link control unit configured to be able to individually set the plurality of logical links in an established state or a disconnected state.