2-78
CO Line - Loop Supervision
Chapter 2 - Features and Operation
CO Line - Loop Supervision
Description
The
Triad-S
can be programmed to monitor CO lines while on-hold or connected to RAN
devices or Voice Mail systems, or in Trunk-to-Trunk connections for disconnect signal
provided by the Telco. After a disconnect signal is detected, the
Triad-S
releases the CO lines
and automatically place them back in service.
Loop Supervision Programming
Description
Loop Supervision is used primarily with DISA, Voice Mail/Auto Attendant and with
unsupervised conference applications. It lets the system detect when loop current is broken
and an outside line is no longer being used. To determine timer value for loop supervision,
consult your local central office for type and duration of loop supervision signal.
Programming Steps
1. Press
FLASH
and dial
[40]
. The following message displays:
2. Enter a valid number for the range of lines being programmed. If only one line is being
programmed, enter that number twice (001 001).
3. Press HOLD to save the entry. A confirmation tone sounds and the display updates.
Flexible button #19 (Page A) is lit. The following message displays to indicate current
programming of that line or group of lines:
XXX-XXX = CO Line Range
4. Press the LOOP SUPV flexible button
(FLASH 40, Page A, Button #6)
.
5. Enter a valid number (1-9) on the dial pad which corresponds to 100-900 ms.
(0 = disabled).
6. Press HOLD to save the entry. A confirmation tone sounds and the display updates.
DEFAULT … Loop Supervision is set for 400 ms for all CO Lines.
C O L I N E AT T R IB U T E S
S E L E C T A C O L I N E R A N G E
If HOLD is pressed without entering a CO range, ALL CO lines are selected.
XX X - X X X PAG E A
E N T E R B U T TO N N U M B E R
LO O P S U PE R V I S IO N
0-9
4
Содержание Starplus Triad-S
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