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Multipoint Control Unit (MCU)

Definition - What does Multipoint Control Unit (MCU) mean?

A multipoint control unit (MCU) is a video-conferencing device that links two or more audiovisual workstations into one audiovisual conference call.

An MCU may also be referred to as a bridge.

Techopedia explains Multipoint Control Unit (MCU)

The MCU sits at the local area network’s (LAN) endpoint and gathers relevant system capability data, such as bandwidth, at each video-conferencing workstation. To ensure full participation, the MCU arranges the call to suit the capabilities of the least powerful system.

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