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160 Avaya Application Solutions IP Telephony Deployment Guide
other H.323 endpoints. With the Avaya Video Telephony Solution, you can provide video for
desktop and group communications.
The Avaya Video Telephony Solution supports the following features and products:
● Ad-hoc video conferencing
● Avaya IP Softphone Release 5.2 or 6.0 and Video Integrator
● Polycom VSX-series video conferencing systems
● Ploycom RMX 2000 and MGC video conferencing bridge platforms
● Ploycom HDX video conferencing system
● Polycom V500 video calling system
● Third-party gatekeepers, including the Polycom Path Navigator gatekeeper
● 3G gateways
● H.320 gateways
Computer Telephony Integration (CTI)
Computer Telephony Integration (CTI) enables Communication Manager to be controlled by
external applications, and allows integration of customer databases of information with call
control features. CTI is a LAN-based solution that consists of server software that runs in a
client/server configuration.
CTI opens up Application Programmer Interfaces like ASAI, Telephony Services Application
Programming Interface (TSAPI), and Java Telephony Application Programming Interface
(JTAPI), which can be used to control the server from an external application.
Application Programming Interfaces (APIs)
Communication Manager supports the following APIs to interface with other applications:
● Adjunct Switch Application Interface (ASAI) allows adjunct applications to access a
collection of Communication Manager features and services. Integration with adjuncts
occurs through APIs. ASAI is part of Avaya Computer Telephony.
● DEFINITY Application Programming Interface (DAPI) for accessing control and data paths
within Communication Manager.
● Java Telephony Application Programming Interface (JTAPI) is an open API supported by
Avaya Computer Telephony that enables integration to Communication Manager ASAI.
● Telephony Application Programming Interface (TAPI).
● Telephony Services Application Programming Interface (TSAPI) is an open API supported
by Avaya Computer Telephony that allows integration to Communication Manager ASAI.