NEC Univerge SV8100 Features And Specifications Manual page 1622

Issue 12.0
Program
Program Name
Number
25-07-08 System Timers for VRS/DISA –
Long Conversation Disconnect
Time
80-01-02 Service Tone Setup – Basic Tone
(35) Number
Operation
Method A – Tandem Trunking from Conference:
To set up a Tandem Call:
1. Place or answer first trunk call.
2. Press Conf softkey.
3. Place or answer second trunk call.
4. To set up the tandem call, press Conf twice.

This sets up a Conference between you and both outside parties.
5. Press Transfer.
- OR -
Press Hold and dial
Program 11-12-57.
 The line keys for the trunks blink green as long as the Unsupervised Conference continues.
To end the Tandem Call:
1. Press either flashing line key.
 The line keys light steadily (green). You can listen (i.e., monitor) to the call or rejoin the conversation, based on
the setting in Program 20-13-10.
2 - 1592
Description/Comments
Determine the time the system
waits before disconnecting a DISA
or any trunk-to-trunk (such as
Tandem Trunking) conversation
call after the Long Conversation
tone is heard.
Edit the warning service tone in
the system.
8 or the service code set for Unsupervised Conference/Tandem Trunking in
#
Assigned Data
0~64800 (seconds)
(default = 10)
1~33
0 = No Tone
33 = Default Time Slot
Please refer to the
VS8100 Programming
manual for defaults
Tandem Trunking (Unsupervised Conference)
UNIVERGE SV8100
Level
1 2 3

