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A business telephone system is a telephone system typically used in business environments, encompassing the range of technology from the key telephone system ( KTS ) to the private branch exchange ( PBX ). A business telephone system differs from an installation of several telephones with ...
In residential telephony, an extension telephone is an additional telephone wired to the same telephone line as another. In middle 20th century telephone jargon, the first telephone on a line was a "Main Station" and subsequent ones "Extensions" or even called as intercom. Such extension p...
IP PBX : Internet Protocol Private Branch Exchange 가. Data network를 통해 보이스와 비디오를 전달하는 방식 나. Voice Gateway를 통해 PSTN(Public Switched Telephone Network)과 연동이 가능하므로 집전화...
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What is a private branch exchange (PBX)? ; How does a PBX work? ; Difference between PBX and PABX ; Comparing PBX vs. VoIP ; The cost of using a PBX ; PBX use cases