Optical network units 5G mobile communication 1 5G mobile communication systems 1 Amplified spontaneous emission 1 Amplified spontaneous emission noise 1 Amplified spontaneous emission spectrum 1 Amplified spontaneous emissions 1 Amplifiers 1 Amplifiers (electronic) 1 Beyond 5G Open-RAN 1 Beyond 5g open-RAN 1 Cloud computing 1 Cloud-computing 1 Computer architecture 1 Distributed computer systems 1 Electric network topology 1 Erbium-doped fiber amplifier 1 Ethernet passive optical networks 1 Fiber Bragg grating 1 Fiber Bragg gratings 1 Fibers 1 Forestry 1 Front/mid-haul network 1 Integer Linear Programming 1 Integer programming 1 Low-latency communication 1 Monitoring 1 Monitoring techniques 1 Network function virtualization 1 Network slicing 1