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Learning About Avaya Computer Telephony
24 Installation Guide
What is CTI?
In simplest terms, CTI refers to the integration of your telephone (voice) and PC application
(data) for intelligent and effective call processing. This integration is achieved logically, and
no physical connection is required between your telephone and the PC — the CTI software
performs the integration.
What is Avaya Computer Telephony?
Avaya Computer Telephony is call-center oriented Computer Telephony Integration (CTI)
software that runs on Microsoft Windows NT, Windows 2000, or Windows XP.
What Does Avaya Computer Telephony Do?
Avaya Computer Telephony acts as an enabler of CTI applications. It provides applications
with the ability to monitor and control resources in a telephone network, via a set of library
routines and function calls. Avaya Computer Telephony presents a programmatic interface
that provides a common ground for computing resources to interact with switching
resources. More specifically, Avaya Computer Telephony is a telephony server that
supports multiple telephony APIs.
What APIs Does Avaya Computer Telephony Support?
Avaya Computer Telephony supports the following APIs
● Telephony Services Application Program Interface (TSAPI)
● Java Telephony Application Programming Interface (JTAPI)
● CallVisor PC
The next three sections provide more information about each API.
TSAPI
TSAPI is a telephony services API based on the ECMA (European Computer
Manufacturers Association) CSTA (Computer-Supported Telecommunication Applications)
standard.