Electrical Engineering Glossary Definition for ONU

Definition

ONT (Optical Network Termination), also called ONU (Optical Network Unit), refer to the consumer end equipment in an optical Fiber to the Home (FTTH) link. The ONT/ONU receives downstream data from the OLT (Optical Line Termination) through the passive optical splitters and provides video, voice, and broadband services to the consumer.

Synonyms

• ONT
• Optical Network Unit
• Optical Network Termination

See Also

• FTTH
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