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Service Conditions (cont'd)
This service is not available when the called party is the attendant console or monitoring station.
However, the service is available when these stations are designated as the transfer destination
of CALL FORWARDING - BUSY LINE service.
This service is available only when the called party is busy and has set CALL FORWARDING -
BUSY LINE. In case CALL FORWARDING - BUSY LINE is set as the second hop and after in the
Multiple Call Forwarding link, this service is not available.
This service is available in the following occasions:
a.) When the destination of the CALL FORWARDING - BUSY LINE service is the calling
station.
b.) When the calling party is the attendant console or the night station, and the destination
of the CALL FORWARDING - BUSY LINE service is also the attendant console or the
night station.
SPLIT CALL FORWARDING [S-99] is available only when the calling party is the station or the
CCIS line.
19. When a destination of CALL FORWARDING - BUSY LINE has already been assigned, even if
the feature is restricted by the new office data or changing of Day/Night mode, the assigned data
can still be used or cancelled.
Interactions
1.
If access codes for CALL FORWARDING-BUSY LINE and CALL FORWARDING-DON'T
ANSWER [C-3] are the same, only one key needs to be assigned in AKYD.
2.
If a call is terminated, using ATTENDANT CAMP-ON [A-1], Station A has CALL FORWARDING-
BUSY LINE set to Station B, and Station B is both busy and a member of a STATION HUNTING
[S-7, 8, 9] Group, the call will Camp-On at Station A and not hunt; ASYD - System Data 1, Index
69, Bit 5 = 0.
3.
If CALL WAITING [C-12, 31], ATTENDANT CAMP-ON [A-1], and/or CALL BACK [C-1] is
directed toward Station A, Station A has CALL FORWARDING-BUSY LINE set to Station B, and
Station B is busy, and Station A will receive Call Waiting Tone; ASYD - System Data 1, Index 69,
Bit 5 = 0.
4.
A non-controlling UD station is allowed to activate CALL FORWARDING-BUSY LINE [C-2].
When this station sets CALL FORWARDING-BUSY LINE, only calls directly dialed to this station
are Call Forwarded.
5.
If an Attendant attempts BUSY VERIFICATION [B-3] to Station A that has CALL
FORWARDING-BUSY LINE set to Station B and Station B is busy, BUSY VERIFICATION [B-3]
is allowed at Station A. If Station B has set CALL FORWARDING-BUSY LINE to the Attendant
Console, BUSY VERIFICATION [B-3] is allowed at Station A.
6.
When CALL FORWARDING-BUSY LINE is in effect, the activating station may be used to
originate calls.
7.
When a call is Call Forwarded, the destination station is recorded for STATION MESSAGE
DETAIL RECORDING [S-10].
8.
STATION-TO-STATION CALLING [S-11] must be provided.
NEAX2400 ICS Business Features and Specifications
NDA-24143, Issue 4
Call Forwarding - Busy Line
C-2
Page 87
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