NEC Neax 2400 Ipx Isdn Features And Specifications

NEAX2400 IPX ISDN Features and Specifications
Page 46NDA-24311, Issue 1
D-117 Data Line Security - PRI
D-117  Data Line Security - PRI
General Description
This feature allows those line circuits used for ISDN data transmission to be protected from interruptions such as
ATTENDANT CAMP-ON WITH TONE INDICATION [A-1], BUSY VERIFICATION [B-3], EXECUTIVE
RIGHT-OF-WAY [E-1], and ATTENDANT OVERRIDE [A-7].
Operating Procedure
No manual operation is required.
Service Conditions
1. When the Attendant is restricted...

NEAX2400 IPX ISDN Features and Specifications
NDA-24311, Issue 1
Page 47
Data Privacy on Demand - PRI D-118
D-118  Data Privacy on Demand - PRI
General Description
This feature allows a user to prevent interruptions to ISDN data calls by ATTENDANT CAMP-ON [A-1], BUSY
VERIFICATION [B-3], CALL WAITING - TERMINATING [C-12], or ATTENDANT OVERRIDE [A-7] by
dialing a DATA PRIVACY feature code. This feature is set automatically when a data connection is established.
Operating Procedure
To activate DATA PRIVACY...

NEAX2400 IPX ISDN Features and Specifications
Page 48NDA-24311, Issue 1
D-118 Data Privacy on Demand - PRI
Service Conditions (cont’d)
2. Data Privacy is cancelled automatically when the call is disconnected.
3. When Data Privacy is activated, the associated line cannot be accessed by any NEAX2400 IPX feature.
4. A user can activate this feature at any time during a connection.
5. Data Privacy cannot be activated by an Attendant for a user.
6. This feature can be set for originating and terminating...

NEAX2400 IPX ISDN Features and Specifications
NDA-24311, Issue 1
Page 49
Data Interface - Automatic Answer - PRI D-119
D-119  Data Interface - Automatic Answer - PRI
General Description
This feature enables incoming ISDN data calls to be answered automatically by a Data Module or Dterm/Data
Adapter.
Operating Procedure
To set DATA INTERFACE - AUTOMATIC ANSWER - PRI, select the Attribute Data Entry or change the switch
setting for Auto Answer.
The Dterm/Data Adapter can be set in two ways
1. Set the...

NEAX2400 IPX ISDN Features and Specifications
Page 50NDA-24311, Issue 1
D-119 Data Interface - Automatic Answer - PRI
Service Conditions
1. The Auto Answer feature for Data Adapters and Data Modules is affected by the Attribute Data and switch
settings pertaining to Equipment Ready (ER) Check.
a.) If you want the Data Module or Data Adapter to Auto Answer only when the attached DTE’s RS-
232C pin 20 (DCD) is ON (+ 12 volts), set ER Check - Necessary (normal setting).
b.) If you want the Data Module or...

NEAX2400 IPX ISDN Features and Specifications
NDA-24311, Issue 1
Page 51
Data Transparency - PRI D-120
D-120  Data Transparency - PRI
General Description
This feature provides a completely transparent switched data path between two connected data terminals via PRI.
Operating Procedure
Establish a data call using the procedures described in the ASYNCHRONOUS DATA SWITCHING [A-24] and
SYNCHRONOUS DATA SWITCHING [S-29] feature descriptions.
When the data connection has been established, information transfer...

NEAX2400 IPX ISDN Features and Specifications
Page 52NDA-24311, Issue 1
D-121 Data Communications - PRI
D-121 Data Communications - PRI
General Description
This feature enables data communication between two NEAX2400 IPX, through PRI over Digital Line Link
(ISDN). The ISDN link can be accessed through various connections.
Operating Procedure
Modem-to-Modem
The following figure illustrates a typical Modem-to-Modem connection.
Modem-to-Modem Connection
1. An analog telephone user with a modem dials a...

NEAX2400 IPX ISDN Features and Specifications
NDA-24311, Issue 1
Page 53
Data Communications - PRI D-121
Operating Procedure (cont’d)
Modem Pool to Modem Pool
Modem Pool-to-Modem Pool Connection
Asynchronous Data Terminal connected to a Data Module
1. Enter DM CALL  on the DTE keyboard; READY is returned.
2. Enter the number of the remote DTE: DIAL XXXXX .
3. CALLING is returned and the local modem pool is transferred to ISDN.
4. WAITING is displayed until the call is answered.
5. The remote Data Module...

NEAX2400 IPX ISDN Features and Specifications
Page 54NDA-24311, Issue 1
D-121 Data Communications - PRI
Operating Procedure (cont’d)
Unrestricted Data
Asynchronous DTE to Data Module Connection
Asynchronous DTE connected to a Data Module
1. Enter DM CALL  on the DTE keyboard; READY is returned.
2. Enter the number of the remote DTE: DIAL XXXXX .
3. CALLING is returned.
4. WAITING is displayed until the call is answered.
5. OPEN is returned when the called DTE answers.
6. Data transmission can begin.
7....

NEAX2400 IPX ISDN Features and Specifications
NDA-24311, Issue 1
Page 55
Data Communications - PRI D-121
Service Conditions
Modem and Modem Pool Calls
1. A total of eight modem pool groups may be assigned: eight incoming, eight outgoing, eight bothway, or
any combination thereof.
2. Modems must be compatible.
3. Modems in a modem pool may be permanently assigned, end-to-end, to a PRI channel on a dedicated line
basis; otherwise, modem pools are normally dynamically assigned on a switched basis to an...