Features and Specifications Manual D - 1
Data Line Security
D-1
FEATURE
DESCRIPTION
Data Line Security protects any station port from receiving audible tones (such
as Camp-On or Override) and denies a station from barging in while busy to
prevent disruption of data transmission when using a modem or facsimile
machine.
SYSTEM
AVAILABILITY
Terminal Type:
All Multiline Terminals
Required Components:
None
OPERATING
PROCEDURE
SERVICE
CONDITIONS
Data Assignment:
Use Memory Block 4-90 (SLT Data Line Security Assignment) to assign
either SLT NORMAL (default) or SLT DATA to each station.
General:
When a Multiline Terminal is assigned for Data Line Security, Tone
Override and call alert notification tone are not heard from the handset;
however, Tone Override and call alert notification tone are sent and
heard from the speaker when the Multiline Terminal is off-hook.
A Single Line Telephone connected to an SLI(8)-U10 ETU or an
SLT(1)-U10 ADP, with Data Line Security assigned, rings 1 second ON/2
seconds OFF for any ringing or transferred call.
The ringing pattern of a Single Line Telephone, connected to an
ADA(2)-W(BK)/(SW) Unit or APR-U Unit, does not change when Data
Line Security is assigned.
Data Line Security protects a station from Barge-In, even when Barge-In
is allowed in Class of Service.
None
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