NEC Neax 2400 Imx Isdn Features And Specifications

NEAX2400 IMX ISDN Features and Specifications
NDA-24281, Issue 1
Page 95
Non-Delay Operation - PRI N-22
N-22 Non-Delay Operation - PRI
General Description
This feature allows the ATTENDANT CONSOLE [A-3] to place any calling party on hold, dial the call, and connect
the calling and called parties.
Operating Procedure
1. The Attendant answers an operator call by pressing the ANSWER, or ATND key.
2. Press the START key.
3. Dial the exchange network access code.
4. Dial the desired telephone number.
5. Press...

NEAX2400 IMX ISDN Features and Specifications
Page 96NDA-24281, Issue 1
N-29 Night Connection Outside - System - PRI
N-29 Night Connection Outside - System - PRI
General Description
This is a night transfer service on a system basis enabling a ring down call to be transferred to a preselected station,
outside the NEAX2400 IMX via ISDN network, when Night mode has been set.
Operating Procedure
1. The Attendant sets Night mode.
(Night key, PB, Jack Extraction, MB)
2. Ring down call terminates from a...

NEAX2400 IMX ISDN Features and Specifications
NDA-24281, Issue 1
Page 97
Nailed-Down Connection - PRI N-31
N-31  Nailed-Down Connection - PRI
General Description
This service feature provides the logical equivalence of a hardware connection between ISDN trunk and a station/
trunk. A NAILED DOWN CONNECTION is constantly maintained in the system’s software. NAILED DOWN
CONNECTION data is programmed via the Maintenance Administration Terminal (MAT).
Operating Procedure
No manual operation is required....

NEAX2400 IMX ISDN Features and Specifications
Page 98NDA-24281, Issue 1
O-24 Outgoing Trunk Queuing - PRI
O-24 Outgoing Trunk Queuing - PRI
General Description
This feature allows a user, upon encountering an ISDN trunk busy signal, to dial a specified access code and enter
a first-in, first-out queue. As soon as an ISDN outgoing trunk becomes available, stations in the queue are called
back on a first-come, first-served basis.
Operating Procedure
1. Dial the ISDN trunk access code; receive busy tone.
2....

NEAX2400 IMX ISDN Features and Specifications
NDA-24281, Issue 1
Page 99
Outgoing Trunk Queuing - PRI O-24
Service Conditions (cont’d)
11. OUTGOING TRUNK QUEUING is denied to a station line when the CALL BACK [C-1] or CALL
HOLD [C-6] feature is already activated.
12. CALL FORWARDING - INTERCEPT/ANNOUNCEMENT - ATTENDANT [A-1] cannot be used for a
call to a station that has activated OUTGOING TRUNK QUEUING.
13. If a user goes on-hook within 6 to 8 seconds after encountering all trunks busy, OUTGOING TRUNK...

NEAX2400 IMX ISDN Features and Specifications
Page 100NDA-24281, Issue 1
O-26 Outgoing Trunk Queuing - Deluxe - PRI
O-26 Outgoing Trunk Queuing - Deluxe - PRI
General Description
This feature allows users, according to their Service Feature Class (SFC), to queue for an outgoing ISDN trunk when
all call routes are busy. This feature allows specific routes to be queued at a timed interval, depending on the user’s
SFC. If on-hook queuing is used, the NEAX2400 IMX sends a ringback tone to the station when a...

NEAX2400 IMX ISDN Features and Specifications
NDA-24281, Issue 1
Page 101
Outgoing Trunk Queuing - Deluxe - PRI O-26
Service Conditions (cont’d)
5. Only one type of queuing can be designated for a local station, OPX station, Attendant Console, remote
access station, or tie trunk. Queuing can be flexibly assigned throughout a network, as shown in the
following table:
OHQ: Off-Hook Queuing
RBQ: Ringback Queuing
OHQ/P: Off-Hook Queuing with Priority
Note:RBQ is not provided for a tie trunk.
6. There are a...

NEAX2400 IMX ISDN Features and Specifications
Page 102NDA-24281, Issue 1
O-28 Off-Hook Queuing - PRI
O-28  Off-Hook Queuing - PRI
General Description
This service allows a user encountering busy ISDN trunk to remain off-hook and automatically enter a first-in, first-
out queue. As soon as an outgoing ISDN trunk becomes available, the switch connects the next call to this trunk.
Operating Procedure
1. Dial the OFF-HOOK QUEUING access code plus the number for ISDN trunks. When no trunks are
available, the...

NEAX2400 IMX ISDN Features and Specifications
NDA-24281, Issue 1
Page 103
Outgoing Trunk Queuing - Attendant - PRI O-30
O-30  Outgoing Trunk Queuing - Attendant - PRI
General Description
This feature allows an ATTENDANT CONSOLE [A-3] encountering a busy ISDN trunk to remain off-hook and
automatically enter a first-in, first-out queue. As soon as an outgoing ISDN trunk becomes available, the switch
connects the next call to that trunk.
Operating Procedure
To operate
1. Dial the access code and the desired...

NEAX2400 IMX ISDN Features and Specifications
Page 104NDA-24281, Issue 1
O-32 Overflow - UCD - PRI
O-32 Overflow - UCD - PRI
General Description
1. When a call from an ISDN trunk has terminated to UNIFORM CALL DISTRIBUTION (UCD) [U-1]
Group A and an incoming call has encountered all stations busy in Group A, the call is transferred to UCD
[U-1] Group B, if Group B is registered as the overflow destination.
Overflow UCD—Call Transferred to Group B
2. In case all of the stations are busy in Group B, to...