NEC Neax 2400 Imx Isdn Features And Specifications

							NEAX2400 IMX ISDN Features and Specifications
NDA-24281, Issue 1
Page 35
Call Waiting - Terminating - PRI C-114
C-114 Call Waiting - Terminating - PRI
General Description
This feature enables a busy station to receive a second incoming call from DID trunk of ISDN network. A call
waiting tone is sent to the busy station; the user can use CALL HOLD [C-6] to answer the second call. CALL HOLD
[C-6] can be used to alternate between the two calls.
Operating Procedure
To activate CALL WAITING - TERMINATING on an incoming ISDN trunk call
1. The NEAX2400 IMX receives the called telephone number.
2. If the called station is busy, CALL WAITING - TERMINATING is automatically set; calling station
receives call waiting ringback tone. Call waiting tone (2 beeps) is sent to the busy station. If the called
station is a D
term, LED of ANSWER key flashes.
To answer a CALL WAITING - TERMINATING call
1. Call waiting tone is heard during the call in progress.
2. Flash the switchhook or press the ANSWER key on the D
term to hold the existing call.
3. CALL WAITING - TERMINATING call is automatically connected.
4. By another switchhook flash or pressing the ANSWER key, the user is returned to the original call and the
second call is placed on hold.
OR
1. Call waiting tone is heard during call in progress.
2. The called station hangs up; priority ringing is sent.
Priority ringing =  0.4 sec. ON 0.2 sec. OFF 0.8 sec. ON
                         0.2 sec. OFF 0.4 sec. ON 0.4 sec. OFF
3. Lift the handset to answer.
Service Conditions
1. Call waiting tone is two beeps. A beep is 200 milliseconds ON/OFF.
2. Periodic call waiting tone can be eliminated for each tenant by setting system data.
3. To be activated, CALL WAITING - TERMINATING - PRI must be allowed in the call originator’s
CLASS OF SERVICE - INDIVIDUAL [C-15] programming.
4. There is no limit on the number of stations able to receive this feature simultaneously.
5. CALL WAITING - TERMINATING - PRI is denied when the called station is connected to the
ATTENDANT CONSOLE [A-3].
6. CALL WAITING - TERMINATING - PRI can be set only when the called station is busy on a two-party
call with another station or trunk.
7. Call waiting ringback tone changes to normal ringback tone for the calling station, when the called station
goes on-hook.
8. CALL WAITING - TERMINATING - PRI cannot be activated while in the CONSULTATION 
HOLD - ALL CALLS [C-17] mode.
9. CALL WAITING - TERMINATING - PRI cannot be used in conjunction with DIAL ACCESS TO
ATTENDANT [D-2]. 
						

							NEAX2400 IMX ISDN Features and Specifications
Page 36NDA-24281, Issue 1
C-114 Call Waiting - Terminating - PRI
Service Conditions (cont’d)
10. CALL WAITING - TERMINATING - PRI cannot be activated if the target station has accessed, entered,
or is engaged in any of the following features or modes (the calling station receives reorder tone):
ATTENDANT OVERRIDE  [A-7]
BOSS-SECRETARY OVERRIDE - D
term [B-5D]
BUSY VERIFICATION  [B-3]
CALL BACK  [C-1]
CALL HOLD  [C-6]
CALL HOLD - D
term [C-6D]
CALL TRANSFER - ATTENDANT  [C-10]
CALL TRANSFER - ALL CALLS  [C-11]
CALL TRANSFER - ALL CALLS - D
term [C-11D]
CALL WAITING - ORIGINATING  [C-31]
CONSULTATION HOLD - ALL CALLS  [C-17]
CONSULTATION HOLD - ALL CALLS - D
term [C-17D]
CALL FORWARDING - INTERCEPT/ANNOUNCEMENT - ATTENDANT [C-75]
DATA LINE SECURITY - CCIS  [D-66]
DATA PRIVACY ON DEMAND - CCIS  [D-68]
DIAL ACCESS TO ATTENDANT  [D-2]
EXCLUSIVE HOLD - D
term [E-4D]
EXECUTIVE RIGHT-OF-WAY  [E-1]
LINE LOCKOUT  [L-3]
NON-EXCLUSIVE HOLD - D
term [N-7D]
OUTGOING TRUNK QUEUING  [O-2]
OUTGOING TRUNK QUEUING - D
term [O-2D]
Paging:
PRIVACY - D
term [P-14D]
PRIVACY RELEASE  [P-18]
THREE-WAY CALLING  [T-2]
THREE-WAY CALLING - D
term [T-2D]
VOICE CALL  [V-2]
VOICE CALL - D
term [V-2D]
11. The following service features take precedence over CALL WAITING - TERMINATING:
CALL FORWARDING - ALL CALLS  [C-5]
CALL FORWARDING - BUSY LINE  [C-2]
STATION HUNTING - CIRCULAR  [S-7]
STATION HUNTING - SECRETARIAL  [S-8]
STATION HUNTING - TERMINAL  [S-9]
12. CALL WAITING - TERMINATING - PRI cannot be activated to data terminals.
13. CALL WAITING - TERMINATING - PRI cannot be activated to stations already engaged in Call
Waiting.
14. CALL WAITING - TERMINATING - PRI cannot be activated for the following incoming calls:
Calls transferred from Attendant/station
DIRECT-IN TERMINATION (DIT) [D-7] 
						

							NEAX2400 IMX ISDN Features and Specifications
NDA-24281, Issue 1
Page 37
Call Park - PRI C-119
C-119 Call Park - PRI
General Description
This feature enables the Attendant(s) or users to Park calls from the ISDN network against their own telephone
numbers. Calls can be easily retrieved from any station within the system.
Operating Procedure
When an ISDN trunk party and Attendant are talking
1. The Attendant presses the CALL PARK feature key; the CALL PARK number is automatically selected
and displayed at the ATTENDANT CONSOLE [A-3].
2. The Attendant receives service set tone.
3. The Attendant presses either the RELEASE or CANCEL key.
Note:If no CALL PARK numbers are available, Attendant receives busy tone and no number is displayed.
When an ISDN trunk party and a user are talking
1. The user briefly presses the switchhook; receives special dial tone.
2. Dial the CALL PARK access code (the ISDN trunk connected to the called station is placed in Call Park
state); receive service set tone.
3. Replace the handset.
To retrieve a parked call from the originating station
1. Dial the CALL PARK local retrieval code; the parked call is reconnected.
To retrieve a parked call from a different station
1. Dial the CALL PARK remote retrieval code and the number of the station that parked the call; the parked
call is reconnected.
To retrieve a parked call set by ATTENDANT CONSOLE [A-3] from the user
1. Dial the CALL PARK remote retrieval code and call park number. The parked call is reconnected.
Service Conditions
1. Calls parked by a station are automatically parked on that station’s telephone number. The my-line number
is used for a Dterm.
2. CALL PARK may be activated only during two-party calls.
3. The system provides one Attendant CALL PARK number for each Attendant. The individual Attendant
number is also the CALL PARK number. See INDIVIDUAL ATTENDANT ACCESS 
[I-6].
4. A station or Attendant can only park one call at a time. If a station or Attendant attempts to park a second
call, the busy tone will be heard.
5. This feature may be assigned to stations via CLASS OF SERVICE - INDIVIDUAL [C-15] programming
in system data.
6. There is a dedicated key on the ATTENDANT CONSOLE [A-3] for parking calls. This key is located
between the HOLD and BV keys. An Attendant cannot use a CALL PARK code.
7. A user can park a call only by dialing a CALL PARK code.
8. Stations can originate and receive calls while having a call parked. 
						

							NEAX2400 IMX ISDN Features and Specifications
Page 38NDA-24281, Issue 1
C-119 Call Park - PRI
Service Conditions (cont’d)
9. The following features cannot be activated to a station which has set CALL PARK:
ATTENDANT OVERRIDE  [A-7]
BUSY VERIFICATION  [B-3]
CALL WAITING - ORIGINATING  [C-31]
CALL WAITING - TERMINATING  [C-12]
CALL FORWARDING - INTERCEPT/ANNOUNCEMENT - ATTENDANT  [C-75]
EXECUTIVE RIGHT-OF-WAY  [E-1]
EXECUTIVE RIGHT-OF-WAY - D
term[E-1D]
10. A station in an ATTENDANT-CONTROLLED CONFERENCE [A-2] is denied access to CALL PARK.
11. There is no limit to the number of calls that can be parked simultaneously within a system.
12. A parked call recalls to the station that has set the CALL PARK. The recall timer is preprogrammed into
system data. A call parked by the Attendant does not recall.
13. CALL PARK is denied for the following station status:
ATTENDANT OVERRIDE  [A-7]
BOSS-SECRETARY OVERRIDE - D
term [B-5D]
BUSY VERIFICATION  [B-3]
BUSY VERIFICATION - CCIS  [B-9]
CALL TRANSFER - ATTENDANT  [C-10]
CALL TRANSFER - ALL CALLS [C-11]
CALL TRANSFER - ALL CALLS - D
term [C-11D]
CALL WAITING - ORIGINATING  [C-31]
CALL WAITING - TERMINATING  [C-12]
CONSULTATION HOLD - ALL CALLS  [C-17]
CONSULTATION HOLD - ALL CALLS - CCIS  [C-58]
DATA LINE SECURITY - CCIS  [D-66]
DIAL ACCESS TO ATTENDANT  [D-2]
DIAL ACCESS TO ATTENDANT - CCIS  [D-71]
EXCLUSIVE HOLD - D
term [E-4D]
EXECUTIVE RIGHT-OF-WAY  [E-1]
EXECUTIVE RIGHT-OF-WAY - CCIS  [E-8]
NON-EXCLUSIVE HOLD - D
term [N-7D]
PRIVACY RELEASE  [P-18]
THREE-WAY CALLING  [T-2]
VOICE CALL  [V-2]
VOICE CALL - CCIS  [V-7]
14. CALL PARK is denied for the following Attendant Console status:
BUSY VERIFICATION  [B-3]
CALL TRANSFER - ATTENDANT  [C-10]
CALL HOLD  [C-6] 
						

							NEAX2400 IMX ISDN Features and Specifications
NDA-24281, Issue 1
Page 39
Call Forwarding - All Calls - Announcement - PRI C-123
C-123  Call Forwarding - All Calls - Announcement - 
PRI
General Description
This feature permits all calls from ISDN trunks destined for a particular station to be routed to a recorded
announcement. Activation and cancellation can be accomplished either by the individual user or via the
ATTENDANT CONSOLE [A-3].
Operating Procedure
To activate CALL FORWARDING - ALL CALLS - ANNOUNCEMENT from an individual station
1. Lift the handset; receive dial tone.
2. Dial the CALL FORWARDING - ALL CALLS - ANNOUNCEMENT access code (same as CALL
FORWARDING - ALL CALLS [C-5]); receive special dial tone.
3. Dial the desired announcement trunk access code (same as ANNOUNCEMENT SERVICE [A-15]);
receive service set tone. (If activation is not available, receive the busy tone.)
To cancel CALL FORWARDING - ALL CALLS - ANNOUNCEMENT from an individual station
1. Lift the handset; receive dial tone.
2. Dial the CALL FORWARDING - ALL CALLS - ANNOUNCEMENT cancel code (same as CALL
FORWARDING - ALL CALLS [C-5]); receive service set tone.
Service Conditions
1. This service feature requires one of the following hardware alternatives:
a.) Central Office Trunk (COT) or Tie Line Trunk (TLT) and an announcement machine
b.) Digital Announcement Trunk (DAT).
2. Stations with this feature set can originate calls and access the CALL FORWARDING - ALL CALLS -
ANNOUNCEMENT cancellation code.
3. There is no limit on the number of stations that can simultaneously set CALL FORWARDING - ALL
CALLS - ANNOUNCEMENT.
4. Stations can be assigned this feature via CLASS OF SERVICE - INDIVIDUAL [C-15] programming in
system data.
5. For CALL FORWARDING - ALL CALLS - ANNOUNCEMENT, announcement trunk access numbers
can be programmed as the destination number.
6. When a call is directed to a forwarded station, one burst of ringing signal will be sent to the station.
7. Call forwarding data remains programmed even if the system is reinitialized or a power failure occurs.
8. Stations activating CALL FORWARDING - ALL CALLS - ANNOUNCEMENT can be restricted from
placing any calls except to the Attendant, depending upon system data.
9. CALL FORWARDING - ALL CALLS - ANNOUNCEMENT can be provided for a maximum of 16
trunks, including the announcement trunks for:
ANNOUNCEMENT SERVICE [A-15]
ANNOUNCEMENT SERVICE - ATTENDANT  [A-59]
CALL FORWARDING - INTERCEPT/ANNOUNCEMENT  [C-25] 
						

							NEAX2400 IMX ISDN Features and Specifications
Page 40NDA-24281, Issue 1
C-123 Call Forwarding - All Calls - Announcement - PRI
Service Conditions (cont’d)
10. This service feature is available with the following connections:
DIRECT INWARD DIALING (DID)  [D-8]
STATION-TO-STATION CALLING  [S-11] 
Station calls from a Tie Line Trunk
11. If a call terminates to a system that cannot access the announcement service, the reorder tone is returned
to the caller.
12. When a system with an announcement service receives the Call Forwarding - All Calls - Announcement
access code, the service is activated.
13. If multiple connection is made, the recorded tape is not rewound, and the announcement is sent out from
anywhere on the tape. If a single connection is made, the tape is rewound upon completion of the
announcement, and the announcement is sent out to the caller. While the tape is rewound, if specified in
system data, the caller receives ringback tone.
14. The station activating this service can be assigned with CALL FORWARDING - ALL CALLS [C-5] per
one line by the service feature restriction class.
15. If 30-second forced disconnection is specified, the announcement trunk is released after 30 seconds, and
the caller receives busy tone. Otherwise, the call remains connected to the announcement trunk until the
caller hangs up.
Interactions
1. The kinds of announcement to be used by this service are the same as those used in ANNOUNCEMENT
SERVICE [A-15], and 14 kinds are available to each tenant.
2. If the announcement access code is assigned to the announcement machine, the ANNOUNCEMENT
SERVICE [A-15] tied up with CALL FORWARDING - ALL CALLS [C-5] is available.  
						

							NEAX2400 IMX ISDN Features and Specifications
NDA-24281, Issue 1
Page 41
Call Forwarding - Intercept - PRI C-125
C-125 Call Forwarding - Intercept - PRI
General Description
This feature provides for interception of incoming calls from ISDN trunk that cannot be completed (unassigned
station, level, etc.). These calls are automatically routed to a predetermined station or Attendant.
Operating Procedure
No manual operation is required.
Service Conditions
1. This feature is not available for data calls.
2. Activation of this service is determined by system data on a tenant basis. 
						

							NEAX2400 IMX ISDN Features and Specifications
Page 42NDA-24281, Issue 1
C-129 Call Forwarding - Don’t Answer - PRI
C-129  Call Forwarding - Don’t Answer - PRI
General Description
This feature permits a call from an ISDN network to an unanswered station to be forwarded to a predesignated
station, or to the Attendant, when the called station does not answer after a predetermined time interval.
Operating Procedure
To set CALL FORWARDING - DON’T ANSWER - PRI from an individual station
1. Lift the handset; receive dial tone.
2. Dial the specific CALL FORWARDING - DON’T ANSWER access code; receive special dial tone.
3. Dial the desired target telephone number; receive service set tone.
To cancel CALL FORWARDING - DON’T ANSWER - PRI from an individual station
1. Lift the handset; receive dial tone.
2. Dial the specific CALL FORWARDING - DON’T ANSWER cancel code; receive service set tone.
To set CALL FORWARDING - DON’T ANSWER - PRI from the ATTENDANT CONSOLE [A-3]
1. Press an idle loop key.
2. Dial the specific CALL FORWARDING - DON’T ANSWER access code; receive special dial tone.
3. Dial the TENANT [T-12] number (two digits).
4. Dial the originating telephone number.
5. Dial the desired target telephone number; receive service set tone.
To cancel CALL FORWARDING - DON’T ANSWER - PRI from the ATTENDANT CONSOLE [A-3]
1. Press an idle loop key.
2. Dial the specific CALL FORWARDING - DON’T ANSWER cancel code; receive special dial tone.
3. Dial the TENANT [T-12] number (two digits).
4. Dial the originating telephone number; receive service set tone.
Service Conditions
1. This feature may be set and cancelled by either the user or the Attendant.
2. When the Attendant extends a call to a station that has set CALL FORWARDING - DON’T ANSWER,
the called station rings for 30 seconds. If, after this time, the call has not been answered, AUTOMATIC
RECALL [A-8] is activated. If desired, this timing can be changed through the VARIABLE TIMING
PARAMETERS [V-1] feature.
3. Stations are assigned this feature according to CLASS OF SERVICE - INDIVIDUAL [C-15]
programming in system data.
4. A station programmed for access to CALL FORWARDING - DON’T ANSWER is automatically allowed
CALL FORWARDING - BUSY LINE [C-2].
5. There is no limitation to the number of stations that can set the CALL FORWARDING - DON’T
ANSWER simultaneously.
6. CALL FORWARDING - DON’T ANSWER can be provided on either a system or an individual basis.
That is, when a station does not answer, the CALL FORWARDING - DON’T ANSWER setting by system
is available if the station has not set this service.
7. Individual CALL FORWARDING - DON’T ANSWER takes priority over system basis Call Forwarding.
8. Call Forwarding on a system basis allows direct incoming trunk calls which encounter a Don’t Answer
condition to be forwarded to a predetermined station or the ATTENDANT CONSOLE [A-3]. 
						

							NEAX2400 IMX ISDN Features and Specifications
NDA-24281, Issue 1
Page 43
Call Forwarding - Don’t Answer - PRI C-129
Service Conditions (cont’d)
9. The Attendant answering a Call Forwarding call can identify the called telephone number on the
ATTENDANT CONSOLE [A-3] display.
10. CALL FORWARDING - DON’T ANSWER from the Attendant is only activated after pressing the
RELEASE key.
11. If the station’s own telephone number is set for CALL FORWARDING - DON’T ANSWER, this feature
is changed to CALLING PARTY RECOGNITION SERVICE (CALL FORWARDING - ALL CALLS/
BUSY LINE/DON’T ANSWER) [C-103].
12. In CALL FORWARDING - DON’T ANSWER, the following Call Forwarding services are available:
a.) ISDN trunk to a station
b.) ISDN trunk to an Attendant Console 
						

							NEAX2400 IMX ISDN Features and Specifications
Page 44NDA-24281, Issue 1
D-115 Distinctive Ringing - PRI
D-115 Distinctive Ringing - PRI
General Description
This feature provides distinctive station ringing patterns so that the user can distinguish between internal and
external incoming calls.
Operating Procedure
No manual operation is required.
Service Conditions
1. Ring for Incoming Internal Calls:
    2-second ring
    4-second silence
2. Ring for Incoming External Calls:
    1-second ring
    2-second silence
    OR
    2-second ring
    4-second silence
3. Ringing pattern for CALL BACK [C-1], CALL WAITING - ORIGINATING [C-31], CALL WAITING
- TERMINATING [C-12], or OUTGOING TRUNK QUEUING [O-2] call back:
    2-second ring (3 burst)
    4-second silence
4. This feature can be assigned per trunk route via system data programming.
5. If an Off-Premises Station (OPX) or denied station is assigned to a station line, an option is available for
that Class of Service to eliminate ringing signals.
6. The Distinctive Ringing interruption rates can be optionally selected on a per system basis. In this case,
initialization of the circuit may be required.
7. An option is available on a per trunk group basis to provide one-burst ringing on terminating calls.
8. When calling a third station (THREE-WAY CALLING [T-2], CONSULTATION HOLD - ALL CALLS
[C-17], etc.), the ringing signal to the called station depends on the type of facility (station or trunk) on
hold.