1.32 Computer Telephony Integration (CTI) Features
1.32.1 Computer Telephony Integration (CTI)
Description
Connecting a PC to a DPT, or connecting a CTI Server to this PBX, enables extension users to make use of
advanced features by using the stored data in the PC or the CTI Server. The features that are available through
CTI depend on the CTI application software used on connected PCs.
There are two types of CTI as follows:
1. First Party Call Control
2. Third Party Call Control
1. First Party Call Control
A PC is connected to a DPT using a USB port (USB Module) attached to the DPT. The PC monitors the
status of the DPT and controls the DPT.
2. Third Party Call Control
A CTI Server is connected to the PBX using (1) the USB port of the PBX, or (2) the Ethernet port of the
CTI-LINK card as a CTI interface. PCs monitor the status of the PBX and control the PBX via the CTI
Server.
When a call is received, the CTI Server can be used to decide call routing, and to send information about
the call to the destination extension user’s PC. So, for example, if the call is from a customer, that
customer’s account information can be shown automatically on the screen of the PC at the same time as
Feature Guide 361
1.32.1 Computer Telephony Integration (CTI)
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