[MSDN Library June 1998] TSPI Phone Device Functions (80.3030303030303%)

MSDN Library Visual Studio 6.0 > Platform SDK > Networking and Distributed Services > Telephony Application Programming Interface (TAPI) > TSPI Version 2.1 > TSPI Reference > TSPI Functions

[MSDN Library June 1998] TSPI Line Device Functions (77.5252525252525%)

MSDN Library Visual Studio 6.0 > Platform SDK > Networking and Distributed Services > Telephony Application Programming Interface (TAPI) > TSPI Version 2.1 > TSPI Reference > TSPI Functions

[MSDN Library June 1998] TSPI Service Provider Functions (71.4320625610948%)

MSDN Library Visual Studio 6.0 > Platform SDK > Networking and Distributed Services > Telephony Application Programming Interface (TAPI) > TSPI Version 2.1 > TSPI Reference > TSPI Functions

[MSDN Library June 1998] TSPI Callback Functions (70.1178451178451%)

MSDN Library Visual Studio 6.0 > Platform SDK > Networking and Distributed Services > Telephony Application Programming Interface (TAPI) > TSPI Version 2.1 > TSPI Reference > TSPI Functions

[MSDN Library June 1998] TSPI Phone Device Constants (64.033189033189%)

MSDN Library Visual Studio 6.0 > Platform SDK > Networking and Distributed Services > Telephony Application Programming Interface (TAPI) > TSPI Version 2.1 > TSPI Reference > TSPI Constants