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Telephony Resources

Updated: January 21, 2005

Applies To: Windows Server 2003, Windows Server 2003 R2, Windows Server 2003 with SP1, Windows Server 2003 with SP2, Windows Server 2008, Windows Server 2008 R2, Windows Server 8 Beta

Resources

This section includes information about additional telephony resources.

Service packs and updates

TAPI 2.2 supports the PSTN client-server telephony functionality provided with Windows NT 4.0 Service Pack 4. TAPI 3.0 and TAPI 3.1 support both PSTN telephony and media stream IP telephony and are compatible with products supported by previous versions of TAPI.

The following table shows the version of TAPI included with each Windows operating system. (Recent releases, service packs, or updates might not appear on this table.)

 

Windows release TAPI version

Windows 95

TAPI 2.0

Windows NT 4.0

TAPI 2.0

Windows NT 4.0 Service Pack 4  

TAPI 2.1

Windows 98

TAPI 2.1

Windows Millennium Edition

TAPI 2.2

Windows 2000

TAPI 2.2, TAPI 3.0

Windows XP

TAPI 2.2, TAPI 3.1

Windows Server 2003 family

TAPI 2.2, TAPI 3.1

For the latest Windows updates, including service packs, see the Windows Update section at Support resources.

Other related Microsoft Web sites

  • To verify hardware compatibility, see Compatible Hardware and Software at Support resources.

  • For additional product support, see Microsoft Product Support Services at Support resources.

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