IP PBX

Rarity: Common

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At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

An IP PBX (“Internet Protocol private branch exchange”) is a telephony system that uses Internet Protocol to transmit voice and other communication data.

Excerpt from the Wikipedia article “IP PBX”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Антон Пищулин, CC BY-SA 4.0, via Wikimedia Commons.