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        • ▶Active Directory Service Interfaces (ADSI) Version 2.0
        • ▶Active Directory Schema Beta 1
        • ▶Generic Quality of Service (GQOS)
        • ▶Windows Sockets Version 2
        • ▶The DLC Interface
        • ▶The NetBIOS Interface
        • ▶Network Dynamic Data Exchange
        • ▶Networking (Net)
        • ▶Remote Access Service (RAS)
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        • ▶Microsoft SNA Server
        • ▼Telephony Application Programming Interface (TAPI)
          • ▶TAPI Version 2.1
          • ▼TSPI Version 2.1
            • Legal Information
            • ▶Using the TSPI 2.1 Programmer's Reference
            • ▶Overviews
            • ▼TSPI Reference
              • ▼TSPI Functions
                • ▶TSPI Service Provider Functions
                • ▶TSPI Line Device Functions
                • ▼TSPI Phone Device Functions
                  • TSPI_phoneClose
                  • TSPI_phoneConfigDialog
                  • TSPI_phoneDevSpecific
                  • TSPI_phoneGetButtonInfo
                  • TSPI_phoneGetData
                  • TSPI_phoneGetDevCaps
                  • TSPI_phoneGetDisplay
                  • TSPI_phoneGetExtensionID
                  • TSPI_phoneGetGain
                  • TSPI_phoneGetHookSwitch
                  • TSPI_phoneGetIcon
                  • TSPI_phoneGetID
                  • TSPI_phoneGetLamp
                  • TSPI_phoneGetRing
                  • TSPI_phoneGetStatus
                  • TSPI_phoneGetVolume
                  • TSPI_phoneNegotiateExtVersion
                  • TSPI_phoneNegotiateTSPIVersion
                  • TSPI_phoneOpen
                  • TSPI_phoneSelectExtVersion
                  • TSPI_phoneSetButtonInfo
                  • TSPI_phoneSetData
                  • TSPI_phoneSetDisplay
                  • TSPI_phoneSetGain
                  • TSPI_phoneSetHookSwitch
                  • TSPI_phoneSetLamp
                  • TSPI_phoneSetRing
                  • TSPI_phoneSetStatusMessages
                  • TSPI_phoneSetVolume
                • ▶TSPI Callback Functions
                • ▶The Telephony Service Provider UI DLL Interface
                • ▶TUISPI Service Provider Functions
                • ▶TUISPI Line Device Functions
                • ▶TUISPI Phone Device Functions
                • ▶TUISPI Callback Functions
              • ▶TSPI Structures
              • ▶TSPI Messages
              • ▶TSPI Constants
              • ▶TSPI Device Classes
              • ▶TSPI Service Provider Datatypes
          • ▶TAPI Version 3.0
          • ▶Glossary
          • ▶Appendix
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