Document Revision 4C Electra Elite IPK II
2 - 728 Multiple Trunk Types
22-02-01 Incoming Call Trunk Setup
For each Night Service mode, enter service type for each trunk.
81-10-01 COI Initial Data Setup – DP Interdigit Time Selection
Select the DP Interdigit Time (minimum pause time between Dial Pulses).
[default: 1, (Pattern B)]
81-10-02 COI Initial Data Setup – Prepause Time Selection
Specify the loop open time for a hookflash signal sent to the CO or PBX when the Recall key on
a multiline terminal is pressed. A single line telephone generates a hookflash to the CO or PBX
line when a single line telephone hookflash is assigned.
[default: 9, (600 ms)]
81-10-03 COI Initial Data Setup – Incoming Signal Detect Time Selection
Specify the time after the incoming signal from another system is detected before the
acknowledge signal is sent out.
[default: 3 (200 ms)]
81-10-04 COI Initial Data Setup – Disconnect Recognition Time Selection
Specify the minimum time before a disconnected circuit can be accessed again.
[default: 3 (200 ms)]
81-10-05 COI Initial Data Setup – Auto Release Signal Detection Time
Specify the signal detection time for release of a CO/PBX line after a disconnect signal is
received from the distant Central Office or PBX.
[default: 7 (350 ms)]
Tie Lines
10-09-01 DTMF and Dial Tone Circuit Setup
If the system has DTMF Tie Lines, be sure to reserve at least one circuit for analog trunk DTMF
reception (type 0 or 2).
Use the following as a guide when allocating DTMF receivers:
In light traffic sites, allocate one DTMF receiver for every 10 devices that use them.
In heavy traffic sites, allocate one DTMF receiver for every five devices that use them.
14-01-02 Basic Trunk Data Setup – Transmit Level
14-01-03 Basic Trunk Data Setup – Receive Level
Customize the transmit and receive levels of the CODEC Gain Types for each trunk as required.
[default: 32 (0dB)]
14-01-13 Basic Trunk Data Setup – Trunk-to-Trunk Transfer
Enable (1) loop supervision for each Tie Line that should be able to place outgoing calls.
14-02-01 Analog Trunk Data Setup – Signaling Type (DP/DTMF)
Set the outgoing signaling type for the tie trunk. The options are 0 (DP 10 pps), 1 (DP 20 pps)
and 2 (DTMF). To set incoming signaling, refer to Program 34-01-02.
(default: 2)