[MSDN Library June 1998] Telephony Services (30.8415892672859%)

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

[MSDN Library June 1998] Telephony Overview (28.989737415434%)

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

[MSDN Library June 1998] Telephony Application Programming Interface (26.1691656466748%)

MSDN Library Visual Studio 6.0 > Platform SDK > Windows Programming Guidelines > Windows CE Programmer's Guide > Introduction to Windows CE Programming > Overview of the Windows CE Operating System > Communications Interface

[MSDN Library June 1998] Telephony (24.6732936950328%)

MSDN Library Visual Studio 6.0 > Platform SDK > Windows Programming Guidelines > Windows Logo and Programming Guidelines > Logo Requirements, Recommendations, and Best Practices > Provide Consistent, Up-To-Date Windows Support

[MSDN Library June 1998] Telephony Counters (23.8527310895732%)

MSDN Library Visual Studio 6.0 > Windows Resource Kits > Windows NT Workstation 4.0 Resource Kit > Chapter 10 - About Performance Monitor > What's New in Performance Monitor