What I need to do is record telephone calls that are made on regular phones on a regular telephone line, and record the calls somehow using a VoIP system.
I wish to use this system using a PBX and VoIP phone adapters without using an actual VoIP external line. The line that comes into my house is a POTS line. The setup does not look like it will work to me, but I have seen this exact setup where I work so I am very confident that it does work. I wish to do it like this:
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