Based on COM, traditional technology and IP technology, including simple voice technology from public telephone networks to QoS-containing IP multi-broadcasted network conference technology. 4 components:> COM API - To develop this development interface> TAPI Server - Abstract> Telephony Service Providers (TSPS) - Package for Communication Protocol> Media Stream Providers (MSPS) ) - Provide a unified media stream access interface
TAPI 3.0 is integrated into win2000, TAPI 3.1 integrated in WIN XP, IP network conferencing features require ILS or NTDS server support.