TAPI Driver
1 min
Select the TAPI device driver for incoming and outgoing calls from the list box. See details for TAPI - Where do I find the TAPI driver?
With the three dots button a window can be opened where all functions supported by the TAPI driver will be shown.
With the driver <Telephone Simulator> CTI Data Connector for Salesforce® can be tested with a phone simulator if no TAPI enabled phone is available.

If your TAPI driver is not listed here see: I cannot select my TAPI driver in the configuration wizard