This is part 1 of what’s (so far) a 3-part series:
- Public Address (Paging) Options for Lync – this post
- More Public Address (Paging) Options for Lync
- Public Address (Paging) Options for Microsoft Teams – I
I recently had a customer with a retail presence ask if we could interface Lync to the paging / public address / PA / evac systems in their stores. “Sure”, I said, then thought I should POC it up to see just how we’d go about it.
Turns out there are a number of ways you can do this. Here are the ones I’ve found. Choose the option that suits your environment best!
“Traditional” Paging
Back in prehistoric days when PABXs roamed the earth we used to connect the PA system to an analog trunk circuit (an “FXO” port) or perhaps a tie-line circuit. This was a relatively neat interface, as it provided the audio on a single pair, and the inherent “supervision” of an FXO or E&M circuit meant it cleared as soon as the paging party hung up the line.
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