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What is a VoIP phone expansion module, sidecar, or attendant console? Are they the same thing?
Jay Brant • Oct 20, 2023 •
What is a VoIP phone expansion module used for? Wait a second. One step backwards. What is a VoIP phone expansion module?
First things first: names. When talking about phones, an
expansion module is the same thing as a sidecar is the same thing as an attendant console. Three names for the same device:
Expansion module
Sidecar
Attendant console
For si
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