Multi-Level Precedence And Preemption (Mlpp) - AT&T MERLIN LEGEND Reference

F e a t u r e s
Multi-Level Precedence and
Preemption (MLPP)
Description
The Multi-Level Precedence and Preemption (MLPP) feature is available
primarily for Federal Government configurations. MLPP allows a user to place
calls of various priorities that alert with a distinctive ring and may preempt lower
priority calls.
There are five levels of priority calling defined by the MLPP feature. The levels
are indicated by a precedence code, which consists of the digits "O" through
(
' 4. " The digit "O" indicates the "flash override"- the highest priority — and "4"
indicates "routine"- the lowest priority or no priority. Levels are set by the
private branch exchange.
Feature Use
Follow these steps to activate the MLPP feature:
1. While the handset is on-hook, press the Personal Line button or Pool button
associated with the BRI line on which the MLPP feature is assigned.
The red LED next to the line button lights, indicating that the line button
will be used to make the call.
2. Lift the handset or, if the telephone is equipped with a speakerphone, press
the Speakerphone button.
The green LED lights.
You hear a dial tone.
3. Dial the feature code assigned by the local telephone company to activate
MLPP. The feature code includes the precedence code ("O" through "4") that
indicates the priority of the call.
You hear the confirmation tone (a three-burst tone) and followed by a dial
tone.

Multi-Level Precedence and Preemption (MLPP)

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