Assuming that the paging system is capable of simply being plugged into a telephone socket, dialled, and it answers , you page, then you hang-up, then any basic, single line, ATA should work for you. There are a number available, here is a link to configuring the basic Cisco model(s).
http://www.888voip.com/configuring-a-ci ... -with-3cx/
An ATA has a FXS port, by the way, that goes to a phone (S=Set), a gateway has an FXO port (O=office, as in central office), it plugs into a phone socket in the wall.
http://www.888voip.com/configuring-a-ci ... -with-3cx/
An ATA has a FXS port, by the way, that goes to a phone (S=Set), a gateway has an FXO port (O=office, as in central office), it plugs into a phone socket in the wall.
