Data Line Security - NEC SL1000 Features And Specifications Manual

ISSUE 1.0
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.
Conditions
• When a multiline terminal and a single line telephone are assigned for Data Line Security, Tone Over-
ride/Voice Override and Call Alert notification tone are not heard over the handset speaker.
• Data Line Security protects a station from Barge-in, even when Barge-In is allowed in Class of Ser-
vice.
• When any multiline terminal or single line telephone calls a station with Data Line Security, a constant
busy tone is heard.
Default Settings
None
System Availability
Terminals
All Terminals
Required Component(s)
None
Related Features
None
Guide to Feature Programming
Program Number
20-09-05 Class of Service Options (Incoming Call Service) -
Signal/Voice Call
20-09-06 Class of Service Options (Incoming Call Service) -
Incoming Time Display
20-09-07 Class of Service Options (Incoming Call Service) - Call
Queuing
20-13-05 Class of Service Options (Supplementary Service) -
Intercom Off-Hook Signaling
20-13-06 Class of Service Options (Supplementary Service) - Auto-
matic Off-Hook Signaling (Automatic Override)
20-13-35 Class of Service Options (Supplementary Service) - Block
Camp-On
Features and Specifications Manual

Data Line Security

Program Name
SL1000
Default
COS 01~15 = 1
COS 01~15 = 1
COS 01~15 = 0
COS 01~15 = 1
COS 01~15 = 0
COS 01~15 = 0
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