[MSDN Library April 2000] Supplementary Telephony Services Reference (79.5795795795796%)

MSDN Library - April 2000 > Platform SDK > Networking and Directory Services > Telephony Application Programming Interfaces (TAPI, TSPI, MSPI) > TAPI Version 2.2 (For C Applications) > TAPI 2.2 Reference > TAPI Quick Function Reference

[MSDN Library April 2000] Supplementary Phone Service Functions (42.2276956759715%)

MSDN Library - April 2000 > Platform SDK > Networking and Directory Services > Telephony Application Programming Interfaces (TAPI, TSPI, MSPI) > TAPI Version 2.2 (For C Applications) > TAPI 2.2 Reference > TAPI Quick Function Reference > Supplementary Telephony Services Reference

[MSDN Library April 2000] Supplementary Line Service Functions (41.0372194854953%)

MSDN Library - April 2000 > Platform SDK > Networking and Directory Services > Telephony Application Programming Interfaces (TAPI, TSPI, MSPI) > TAPI Version 2.2 (For C Applications) > TAPI 2.2 Reference > TAPI Quick Function Reference > Supplementary Telephony Services Reference

[MSDN Library April 2000] Supplementary Telephony Services (35.9732735258387%)

MSDN Library - April 2000 > Platform SDK > Networking and Directory Services > Telephony Application Programming Interfaces (TAPI, TSPI, MSPI) > The Microsoft Telephony Programming Model > TAPI Levels of Service

[MSDN Library April 2000] Supplementary Phone Services (30.3221237463419%)

MSDN Library - April 2000 > Platform SDK > Networking and Directory Services > Telephony Application Programming Interfaces (TAPI, TSPI, MSPI) > TAPI Service Providers > Telephony Service Providers (TSP) > Telephony Service Provider Interface (TSPI) > Phone Devices