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Learning About Avaya Computer Telephony
26 Installation Guide
The Essential Components of a CTI System
Although a CTI implementation can take many forms, Figure 1-1 depicts a simple model of
CTI in terms of Avaya Computer Telephony components. This model depicts a DEFINITY
switch that relies on the Adjunct Switch Application Interface (ASAI) to effect
communications with adjuncts (such as the Avaya Computer Telephony server).
Figure 1-1: Essential Components of Avaya Computer Telephony — A High Level
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DEFINITY
ECS
Avaya CT Server
TSAPI
Client
Telephony
Software
Services
Agent
Workstation
Agent
Telephone
Phone Line
Switch
Server
Client
ASAI