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D-66
General Description
This feature allows line circuits used for data transmission to be protected from interruptions, such as,
ATTENDANT CAMP-ON WITH TONE INDICATION - CCIS [A-45], BUSY VERIFICATION - CCIS [B-9],
EXECUTIVE RIGHT-OF-WAY - CCIS [E-8], and ATTENDANT OVERRIDE [A-7].
Operating Procedure
No manual operation is required.
Service Conditions
1.
If an Attendant or user attempts to set ATTENDANT CAMP-ON WITH TONE INDICATION [A-1] [A-
45], BUSY VERIFICATION [B-3, B-9], EXECUTIVE RIGHT-OF-WAY [E-1, E-8], or ATTENDANT
OVERRIDE [A-7], reorder tone will be received.
2.
This feature is activated through system data programming (see CLASS OF SERVICE-INDIVIDUAL
15]).
Interactions
1.
This feature is usually programmed on a per-station basis.
2.
The DATA LINE SECURITY feature functions both when calls are originated and when calls are
terminated.
3.
CALL PICK-UP [C-7, C-30]: Calls directed to a station assigned a DATA LINE SECURITY feature can
be picked-up by another station.
4.
DIRECT OUTWARD DIALING: If the Attendant Console extends a C.O. trunk to a station, the DATA
LINE SECURITY feature is not effective until after the Attendant Console has released from the
connection.
Programming
Per-Route Basis
ARTD - Assign CDN 44:PRV as data "1", Line Privacy.
Per-Station Basis
ASFC - Assign data "0" to SFI-4 and SFI 11 to SFC programmed to the stations.
Per-Tenant Basis
ASYD - System Data 2, Index 0, Bits 1, 3, & 4. Assign as data "0".
NEAX2400 IPX Feature Programming Manual
NDA-24297, Issue 1
Data Line Security - CCIS
Data Line Security - CCIS
D-66
[C-
Page 887
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