NEC Neax 2400 Imx Feature Programming Manual

							NEAX2400 IMX Feature Programming Manual
ND-70184 (E), Issue 3
Page 467
Multiple Call Forwarding - Busy Line M-24
Operating Procedure (cont’d)
5. Dial the desired target telephone number; receive service set tone.
To cancel CALL FORWARDING - BUSY LINE [C-2] from the ATTENDANT CONSOLE [A-3]: 
1. Press an idle loop key. 
2. Dial the CALL FORWARDING - BUSY LINE [C-2] cancel code; receive special dial tone.
3. Dial the TENANT [T-12] number (2 or 3 digits).
4. Dial the originating telephone number; receive service set tone.
Service Conditions
1. If the called station is busy and MULTIPLE CALL FORWARDING - BUSY LINE [M-24] is set at the
called station, the call is forwarded to the designated station.
2. A call cannot be forwarded more than five times, even if the fifth station has CALL FORWARDING -
BUSY LINE set.
3. A call cannot be forwarded to the originating station.
4. If the call is forwarded back to the originally called station, or a station that has already been forwarded
to, call forwarding will end at that station.
5. CALL FORWARDING - BUSY LINE [C-2] and CALL FORWARDING - ALL CALLS [C-5] combined:
a.) Any combination of CALL FORWARDING - BUSY LINE [C-2] and CALL FORWARDING -
ALL CALLS [C-5] may be made, up to a total of five forwards.
b.) If the fifth forwarding destination is busy, the caller receives busy tone, and the call will not
forward again.
c.) If a forward destination is the calling station, the calling station will receive busy tone.
d.) If a forwarding destination is the originally called station, and if the originally called station
forwarded the call with CALL FORWARDING - ALL CALLS [C-5], the ultimate destination is
the originally called stations CALL FORWARDING - ALL CALLS [C-5] destination.
      
 
 
CF-A, final time CF-A, 1st time
Call
CF-ACF-A
CF-B
SAB
D 
						

							NEAX2400 IMX Feature Programming Manual
Page 468ND-70184 (E), Issue 3
M-24 Multiple Call Forwarding - Busy Line
Service Conditions (cont’d)
e.) If a forwarding destination is the originally called station, and if the originally called station
forwarded the call with CALL FORWARDING - BUSY LINE, the ultimate destination is the
originally called station.
f.) If the call is forwarded to a station where it has previously been forwarded to, the call will end at
that station.
6. CALL FORWARDING - ALL CALLS [C-5], CALL FORWARDING - BUSY LINE [C-2] and CALL
FORWARDING - DONT ANSWER [C-3] combined:
a.) Although CALL FORWARDING - ALL CALLS [C-5] and CALL FORWARDING - BUSY
LINE [C-2] and combinations of the two are limited to five forwards, when a forwarding
sequence is divided by CALL FORWARDING - DONT ANSWER [C-3], CALL
FORWARDING - ALL CALLS [C-5] and CALL FORWARDING - BUSY LINE [C-2] can
begin again (the only limit is five consecutive forwards).
7. Forwarding to an Attendant Console:
a.) If an Attendant Console is designated as the destination of CALL FORWARDING - ALL
CALLS [C-5], the call is forwarded to the Attendant Console that handles the tenant to which the
calling station belongs.
1st TimeCF-B
CF-A
CF-B
S Call
A
B
C
D Busy
Busy
CF-A
 
 
 ABCDEF
S Call
ABCDEGCall Forwarding - Don’t 
Answer
Call Forwarding - All Calls - Busy Line 
						

							NEAX2400 IMX Feature Programming Manual
ND-70184 (E), Issue 3
Page 469
Multiple Call Forwarding - Busy Line M-24
Service Conditions (cont’d)
b.) The Attendant Console key that lights when a call is forwarded to the console depends on the
forwarding status of the originally called station. The following table shows the key that will light
(if the forwarding status of the originally called station is CALL FORWARDING - BUSY [C-2],
and the call is from a station, then the BUSY key will light).
c.) If the call is forwarded by CALL FORWARDING - DONT ANSWER [C-3] at any point in a
forward sequence, the NANS key on the Attendant Console will light, even if the call status of the
originally called station is CALL FORWARDING - ALL CALLS [C-5] or CALL
FORWARDING - BUSY LINE [C-2].
d.) Called Number Display is only provided if a call is forwarded to the Attendant Console by CALL
FORWARDING - ALL CALLS [C-5], CALL FORWARDING - BUSY LINE [C-2], or by
CALL FORWARDING - DON’T ANSWER [C-3].
8. Forwarding to a D
term: 
a.) The calling D
terms display will show the number of the called station on the left, and the number
of the station being rung on the right. The display on the ringing Dterm will show the number of
the originally called station on the left, and the number of the calling station on the right. 
b.) The forwarding status of the originally called station is shown on the far left of each D
terms
display: FDB for CALL FORWARDING - BUSY [C-2] or FDA for CALL FORWARDING -
ALL CALLS [C-5].
9. UCD Groups: 
a.) If the destination of CALL FORWARDING - ALL CALLS [C-5], CALL FORWARDING -
BUSY [C-2], or CALL FORWARDING - DONT ANSWER [C-3] is a UCD group control
station, and CALL FORWARDING - ALL CALLS [C-5] is not set at that station, the call will be
forwarded according to UNIFORM CALL DISTRIBUTION [U-1] procedures. 
b.) In the UCD procedure, if CALL FORWARDING - ALL CALLS [C-5] is set on a station in the
group, that station is skipped.
10. Hunting: 
a.) If the ultimate destination station is busy, or if some condition prevents the call from being
forwarded, a busy line is selected, and a hunting check is performed.)
b.) If a call is forwarded several times by CALL FORWARDING - BUSY LINE [C-2] to stations
that are members of hunting groups, a hunting check is performed on the busy line closest to the
called station or on the busy line closest to the ultimate destination. In the diagram below, a
hunting check is performed on Hunt Groups 1 or 4. A hunting check is never performed on
groups 2 or 3.
Forwarding Status Of Originally Called Station
Call Forward
-All CallsCall Forward
-BusyCall Forward
-Don’t Answer
Call From Station
ATND BUSY NANS
Call From TrunkDepends on trunk class BUSY NANS 
						

							NEAX2400 IMX Feature Programming Manual
Page 470ND-70184 (E), Issue 3
M-24 Multiple Call Forwarding - Busy Line
Service Conditions (cont’d)
11. Busy Services such as EXECUTIVE OVERRIDE [E-1], CALL BACK [C-1], etc.:
a.) Busy service is provided to the busy line closest to the originally called station.
12. DIT, NIGHT CONNECTION - FIXED [N-1]:
a.) For CALL FORWARDING - ALL CALLS [C-5] and CALL FORWARDING - BUSY LINE [C-
2], a forward check is made up to 5 times by System Data.
b.) In DIRECT-IN TERMINATION [D-7], if a line is busy, CALL FORWARDING - BUSY LINE
[C-2] to the Attendant is not activated. Instead, the destination for the call can be specified by
System Data:
System Data 2 INDEX = 11
Bit 7 = 0 - Call is routed to the Attendant Console.
Bit 7 = 1 - Call is placed in queue until the called station becomes idle.
13. A telephone number must be set to the call forwarding destination.
14. A call cannot be forwarded more than five times.
15. The number of times is assigned by System Data.
16. The OAI monitor number and the ACD pilot number cannot be assigned as the Call Forwarding target
telephone number.
Interactions
1. If access codes for CALL FORWARDING-BUSY LINE [C-2] and CALL FORWARDING-DON’T
ANSWER [C-3] are the same, only one key needs to be assigned in AKYD or ADSL, and only one access
code needs to be assigned in ASPA.
2. When CALL WAITING [C-12], ATTENDANT CAMP-ON WITH TONE INDICATION [A-1], or
CALL BACK [C-1] is directed toward Station A, with CALL FORWARDING-BUSY LINE [C-2] set to
Station B, Station A will receive call waiting tones when Station B is also busy. 
3. A non-controlling UCD station is allowed to activate CALL FORWARDING-BUSY LINE [C-2]. When
this station sets CALL FORWARDING-BUSY LINE [C-2], only directly-dialed calls to this station are
call forwarded.
4. If a controlling station of a UCD group sets CALL FORWARDING-BUSY LINE [C-2], forwarding will
not take place. The incoming call will follow the UCD hunt.
 
  
SE D C B
AF
Hunting Group #1 Hunting Group #2
Hunting Group #3Hunting Group #4 
						

							NEAX2400 IMX Feature Programming Manual
ND-70184 (E), Issue 3
Page 471
Multiple Call Forwarding - Busy Line M-24
Interactions (cont’d)
5. If an Attendant attempts BUSY VERIFICATION [B-3] to Station A, which has CALL FORWARDING-
BUSY LINE [C-2] set to Station B and Station B is busy, BUSY VERIFICATION [B-3] proceeds against
Station B. If Station A has set CALL FORWARDING-BUSY LINE [C-2] to the Attendant Console,
BUSY VERIFICATION [B-3] is allowed at Station A, if Station A is busy.
6. When CALL FORWARDING-BUSY LINE [C-2] is in effect, the activating station may be used to
originate calls. 
7. When a station is call forwarded, the destination station is recorded by STATION MESSAGE DETAIL
RECORDING [S-10]. 
Programming
STEP 1:ASYD - System Data 1, Index 5, Bit 0. Are the access codes for CALL FORWARDING-BUSY LINE
[C-2] and CALL FORWARDING-DON’T ANSWER [C-3] the same or separate? 0/1: Same/Separate. 
System Data 1, Index 5, Bits 3, 2, & 1. Maximum number of MULTIPLE CALL FORWARDING-
ALL CALLS [M-44], -BUSY LINE [M-24] occurrences.)
System Data 1, Index 69, Bit 5. Station Hunting after CALL FORWARDING-BUSY LINE [C-2]. Data
“0”: Hunting takes place in forwarding station’s group. Data “1”: Hunting takes place in destination
station’s group. 
System Data 1, Index 69, Bit 7. MULTIPLE CALL FORWARDING-BUSY LINE, -ALL CALLS [M-
44], in service? 0/1: No/Yes. 
System Data 2, Index 6, Bit 1. Enable CALL FORWARDING-BUSY LINE [C-2] on a per-tenant
basis.
STEP 2:ANPD - Reserve a number level for feature access and cancel. Assign for Normal (N), Hooking (H),
and Busy (B). Assign NND in accordance with a predetermined numbering plan.
STEP 3:ASPA - Assign an access code to CALL FORWARDING-BUSY LINE [C-2] entry, SID = 10 and to
CALL FORWARDING-BUSY LINE [C-2] cancel SID = 11. Assign a Connection Status Index (CI)
for Normal (N) service. 
STEP 4:ASFC - Assign a Service Feature Class that allows SFI = 9 to the stations that have CALL
FORWARDING-BUSY LINE [C-2]. 
STEP 5:AKYD - For D
term sets, CALL FORWARDING-ALL CALLS [C-5D] may be assigned to a
programmable line/feature key. Type:Function:CALL FORWARDING-BUSY LINE [1].
STEP 6:ADSL - Assign SN=1 (Originating; DT Connection) and FKY=1 (Call Forwarding - Busy Line;
FDB).
This command is used for assigning the function to a soft key.
Bit 3 Bit 2 Bit 1 Max. No. of Jumps
000 1
001 1
010 2
011 3
100 4
101 5
110 5
111 5 
						

							NEAX2400 IMX Feature Programming Manual
Page 472ND-70184 (E), Issue 3
M-24 Multiple Call Forwarding - Busy Line
FCCS Programming 
This data setting describes only the additional or replacement commands used to activate FCCS
services. When used as an FCCS feature, these commands replace the non-network commands (for
example, AAED is replaced by AAEDN). Note that the data setting for FCCS service varies depending
on the node. 
(Note)
STEP 1:ASYDN - These data must be set to the NCN.
System Data 1, Index69, b7. Enable Multiple Call Forwarding-Busy Line/Don’t Answer/All Calls. 0/
1=Out of Service/In Service. Index5, b1-b3. Assign the number of time for forwarding.
Note:
When using ASYDL or ASYDN to program an FCCS feature, the basic programming of ASYD is required in addition
to ASYDL or ASYDN. 
						

							NEAX2400 IMX Feature Programming Manual
ND-70184 (E), Issue 3
Page 473
Multiple Call Forwarding - Don’t Answer M-25
M-25 Multiple Call Forwarding - Don’t Answer
General Description
This feature permits a call to an unanswered station to be forwarded, multiple times, to preprogrammed idle stations
that do not have Call Forwarding set.
Operating Procedure
To set CALL FORWARDING - DONT ANSWER [C-3] from an individual station: 
1. Lift the handset; receive dial tone.
2. Dial the specific CALL FORWARDING - DONT ANSWER [C-3] access code; receive special dial tone. 
3. Dial the desired target telephone number; receive service set tone.
To cancel CALL FORWARDING - DONT ANSWER [C-3] from an individual station: 
1. Lift the handset; receive dial tone. 
2. Dial the specific CALL FORWARDING - DONT ANSWER [C-3] cancel code; receive service set tone.
To set CALL FORWARDING - DONT ANSWER [C-3] from the ATTENDANT CONSOLE [A-3]:
1. Press an idle loop key. 
2. Dial the specific CALL FORWARDING - DONT ANSWER [C-3] access code; receive special dial tone. 
3. Dial the TENANT [T-12] number (2 or 3 digits). 
4. Dial the originating telephone number. 
5. Dial the desired target telephone number; receive service set tone.
To cancel CALL FORWARDING - DONT ANSWER [C-3] from the ATTENDANT CONSOLE [A-3]:
1. Press an idle loop key. 
2. Dial the specific CALL FORWARDING - DONT ANSWER [C-3] cancel code; receive special dial tone. 
3. Dial the TENANT [T-12] number (2 or 3 digits). 
4. Dial the originating telephone number; receive service set tone.
Service Conditions
1. If the called station does not answer and MULTIPLE CALL FORWARDING - DONT ANSWER [M-25]
is set at the called station, the call is forwarded to the designated station.
2. There is no limit to the number of times a call can be forwarded by MULTIPLE CALL FORWARDING
- DONT ANSWER [M-25]. 
3. A call cannot be forwarded to the originating station.
4. CALL FORWARDING - DONT ANSWER [C-3], CALL FORWARDING - BUSY LINE [C-2] and
CALL FORWARDING - ALL CALLS [C-5] combined:
a.) After a CALL FORWARDING - DONT ANSWER [C-3] forward has been made, up to five
CALL FORWARDING - ALL CALLS [C-5] or CALL FORWARDING - BUSY LINE [C-2]
forwards may be made.
b.) If the fifth or last CALL FORWARDING - ALL CALLS [C-5] or CALL FORWARDING -
BUSY LINE [C-2] destination after a CALL FORWARDING - DONT ANSWER [C-3] is busy,
the originally called station will continue ringing.
c.) If a station has CALL FORWARDING - BUSY LINE [C-2] or CALL FORWARDING - ALL
CALLS [C-5] to the originating station set, the call will not be forwarded to the originating
station. The originally called station is rung. 
						

							NEAX2400 IMX Feature Programming Manual
Page 474ND-70184 (E), Issue 3
M-25 Multiple Call Forwarding - Don’t Answer
Service Conditions (cont’d)
d.) If the forwarding sequence, after a CALL FORWARDING - DONT ANSWER [C-3] goes
through several stations with CALL FORWARDING - ALL CALLS [C-5] set and ends up at the
original CALL FORWARDING - DONT ANSWER [C-3] station, CALL FORWARDING -
DONT ANSWER [C-3] is not activated.
e.) If the forwarding sequence, after a CALL FORWARDING - DONT ANSWER [C-3] goes
through several busy stations with CALL FORWARDING - BUSY LINE [C-2] set and ends up
at the original CALL FORWARDING - DONT ANSWER [C-3] station, CALL FORWARDING
- DONT ANSWER [C-3] is not activated.
5. If a call is transferred blind to a station that is CALL FORWARDED - DONT ANSWER [C-3] to another
destination (internal or external), the call will not forward but will recall back to the transferee station. This
recall parameter is controlled by System Data.
6. Forwarding to an Attendant Console:
a.) If an Attendant Console is the destination of MULTIPLE CALL FORWARDING - DONT
ANSWER [M-25], the call is forwarded to the Attendant Console that handles the tenant to which
the CALL FORWARDING - DONT ANSWER [C-3] station belongs.
Call Forwarding - Don’t Answer
Call Forwarding - All Calls
S Call
A
B
C
D
CF-A
CF-A Call Forwarding - Don’t 
Answer is not made in 
this situation - the call 
continues ringing on A.
Call Forwarding - Don’t Answer
Call Forwarding - 
Busy Line
S Call
A
B
C
D
CF-B
CF-A Call Forwarding - Don’t 
Answer is not made in 
this situation - the call 
continues ringing on A.Busy
Busy 
						

							NEAX2400 IMX Feature Programming Manual
ND-70184 (E), Issue 3
Page 475
Multiple Call Forwarding - Don’t Answer M-25
Service Conditions (cont’d)
b.) The Attendant Console key that lights when a call is forwarded to the console depends on the
forwarding status of the originally called station (except in case c). The following table shows the
key that will light (e.g., if the forwarding status of the originally called station is CALL
FORWARDING - BUSY LINE [C-2], and the call is from a station, then the BUSY key will
light).
c.) If the call is forwarded by CALL FORWARDING - DONT ANSWER [C-3] at any point in a
forward sequence, the NANS key on the Attendant Console will light, even if the call status of the
originally called station is CALL FORWARDING - ALL CALLS or CALL FORWARDING -
BUSY LINE.
7. Forwarding to a D
term:
a.) The calling D
terms display will show the number of the called station on the left, and the number
of the station being rung on the right. The display on the ringing Dterm will show the number of
the originally called station on the left, and the number of the calling station on the right.
b.) The forwarding status of the originally called station is shown on the far left of each D
terms
display: FDB for CALL FORWARDING - BUSY LINE or FDA for CALL FORWARDING -
ALL CALLS.
8. UCD Groups: 
a.) If the destination of a CALL FORWARDING - DONT ANSWER [C-3] is a UCD group control
station, the call will be forwarded into the UCD group. 
b.) If the destination of a CALL FORWARDING - BUSY LINE [C-2] or a CALL FORWARDING -
ALL CALLS [C-5] forward is a UCD group control station, the call will be forwarded into the
UCD group.
9. Hunting:
a.) If the final destination station of a MULTIPLE CALL FORWARDING-DON’T ANSWER is a
controlling station in a STATION HUNTING-TERMINAL [S-9] or a member station of a
STATION HUNTING-CIRCULAR [S-7], then hunting will take place if that destination station
is busy.
10. An Applications Floppy Disk is needed to permit the CALL FORWARDING-DON’T ANSWER [C-3]
call to be transferred up to five times by CALL FORWARDING-ALL CALLS [C-5] and CALL
FORWARDING-BUSY LINE [C-2].
11. For the FCCS network, assign ASYDN SYS1, index 69, b7=1 (MULTIPLE CALL FORWARDING-
DON’T ANSWER is in service).
12. The OAI monitor number and the ACD pilot number cannot be assigned as the Call Forwarding target
telephone number.
Interactions
1. If access codes for CALL FORWARDING-BUSY LINE [C-2] and CALL FORWARDING-DON’T
ANSWER [C-3] are the same, only one key needs to be assigned in AKYD or ADSL, and only one access
code needs to be assigned in ASPA.
Forwarding Status Of Originally Called Station
Call Forward
-All CallsCall Forward
-BusyCall Forward
-Don’t Answer
Call From Station
ATND BUSY NANS
Call From TrunkDepends on trunk class BUSY NANS 
						

							NEAX2400 IMX Feature Programming Manual
Page 476ND-70184 (E), Issue 3
M-25 Multiple Call Forwarding - Don’t Answer
Interactions (cont’d)
2. Any UCD station is allowed to activate CALL FORWARDING-DON’T ANSWER [C-3]. When this
station sets CALL FORWARDING-DON’T ANSWER [C-3], calls directed to this station through UCD
hunting or directly-dialed will ring and then follow the destination of the CALL FORWARDING-DON’T
ANSWER [C-3].
3. CALL FORWARDING-DON’T ANSWER [C-3] to an Attendant Console will not operate when the
system is in Night mode. If ATTENDANT NIGHT TRANSFER [A-19] is provided, the call is forwarded
to the night transfer station.
4. If the CALL FORWARDING-DON’T ANSWER [C-3] target station is a D
term with DO NOT DISTURB
[D-21D] activated, call forwarding is not activated. The forwarding station will ring beyond the timer set
in ASYD, System Data 1, Index 139. 
5. When the CALL FORWARDING-DON’T ANSWER [C-3] feature is set from Station A to Station B, if
Station A is idle and Station B is busy, Station A will ring beyond the timer set in ASYD, System Data 1,
Index 139. 
6. When a call is call forwarded, the destination station is recorded for STATION MESSAGE DETAIL
RECORDING [S-10]. 
Programming
STEP 1:ASYD - System Data 1, Index 5, Bit 0. Access codes for CALL FORWARDING-BUSY LINE [C-2]
and CALL FORWARDING-DON’T ANSWER [C-3] are same or separate? 0/1: Same/Separate. 
System Data 1, Index 69, Bit 2. Is a short tone set to alert person receiving the call that this is a CALL
FORWARDING-DON’T ANSWER [C-3] call? 0/1: No/Yes.
System Data 1, Index 69, Bit 7. MULTIPLE CALL FORWARDING-BUSY [M-24], -ALL CALLS
[M-44], in service? 0/1: No/Yes.
System Data 1, Index 139. Assign the No-Answer timer for station-to-station, DID and TIE Line calls.
For 30 seconds, assign 00H (RAM data is 3FH).
System Data 1, Index 141. Assign the No Answer timer for incoming calls via the Attendant Console.
It will then be forwarded to the next station according to the System Data 1, Index 145 timer. For 10
seconds, assign 00H. (RAM data is 35H.)
System Data 2, Index 6, Bit 2. Enable CALL FORWARDING-DON’T ANSWER [C-3] on a per-
tenant basis. 
System Data 2, Index 6, Bit 7. Enable CALL FORWARDING-DON’T ANSWER [C-3] via Attendant
Console. 
STEP 2:ANPD - Reserve a number level for feature access and cancel. Assign for Normal (N), Hooking (H),
and Busy (B). Assign NND in accordance with a predetermined numbering plan.
STEP 3:ASPA - Assign an access code to CALL FORWARDING-DON’T ANSWER [C-3] entry, SID = 12
and to CALL FORWARDING-DON’T ANSWER [C-3] cancel SID = 13. Assign Connection Status
Index (CI) for Normal (N) service.
STEP 4:ASFC - Assign the stations to activate CALL FORWARDING-DON’T ANSWER [C-3] a Service
Feature Class that allows SFI = 8.
STEP 5:AKYD - For D
term sets, CALL FORWARDING-ALL CALLS [C-5] may be assigned to a
programmable line/feature key. Assign Type:Function:CALL FORWARD-DON’T ANSWER [22].
STEP 6:ADSL - Assign SN=1 (Originating; DT Connection) and FKY=22 (Call Forwarding - Don’t Answer;
FDN).
This command is used for assigning the function to a soft key.