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1.5 Making Call Features
76 Feature Guide
1.5.4.4 Dial Type Selection
Description
The dialling mode (rotary or tone) can be selected for each analogue trunk through system
programming ( LCOT Dialling Mode [410]) regardless of originating extension (under
contract with the telephone company).
There are the following modes:
Conditions
• Pulse to Tone Conversion
It is possible for an extension user to temporarily convert the Pulse mode to DTMF mode
so that the user can access special services such as computer-accessed long distance
calling or voice mail services. To convert to the DTMF mode, wait for a preprogrammed
time period (Default: 5 seconds) after the trunk is connected, or press . This feature
works only on trunks set to Pulse mode. DTMF mode cannot be changed to Pulse mode.
• It is possible to select a pulse rate for the trunk port which has been set to Pulse mode (
LCOT Pulse Rate [411]). There are two pulse rates: Low (10 pps) and High (20 pps).
• It is possible to assign the minimum duration of the DTMF signal sent to the trunk port
which has been set to DTMF mode ( LCOT DTMF Minimum Duration [412]).
Mode Description
DTMF (Dual Tone
Multi-Frequency)
The dialling signal from an extension is converted to tone dialling.
DTMF signals are transmitted to the trunk.
Pulse Dial (Rotary) The dialling signal from an extension is converted to rotary dialling.
Rotary pulses are transmitted to the trunk.