| Platform SDK: TAPI |
The following hyperlinked summary of TAPI functions is organized by category of operation. For additional information, see the overviews for Assisted Telephony and Service Levels.
| Reference section | Description |
|---|---|
| Basic Telephony Services Reference | Functions associated with POTS-level telephony tasks, such as lineMakeCall. |
| Supplementary Telephony Services Reference | Functions with more advanced features, such as call redirect. |
| Extended Telephony Services Reference | Functions that allow access to service provider-specific functions not directly defined by TAPI. |
| Assisted Telephony Services Reference | Functions that allow any Microsoft® Win32®-based application to establish voice calls and media calls, such as in using a phone dialer. |