Originally Posted by Touch Tone Tommy
I've done stupid things like make the destination an extension looped to a CO port, taken the CO port out of Auto Line Select and given it a unique ring tone.


Not so stupid. That's a good workaround (if you have the spare trunk and extension ports) so that you can know which doorphone is calling using the existing doorphones instead of replacing them with ones that will work directly with trunk ports. The end result is the same.

-Hal

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