NEC Neax 2400 Imx Oai System Manual

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CHAPTER 1 INTRODUCTION
1. General
This manual describes the outline, installation procedure/installation tests, and various phases of maintenance
work of an OAI (Open Application Interface) system which realizes the NEAX2400 IMX and a computer
system.
2. How to Follow the Manual
2.1 Configuration of This Manual
Configuration of this manual is shown in Table 1-1.
Table 1-1 Configuration of This Manual
CHAPTER TITLE CONTENTS
2 SYSTEM OUTLINEThis chapter describes...

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INTRODUCTION
How to Follow the Manual
2.2 Related Reference Manual
The installation tasks for the NEAX2400 IMX OAI System consist of those related to the NEAX2400 IMX
system and those related to the OAI functions. Since this manual describes the tasks pertaining to the OAI
functions, it must be used together with the following manuals that describe tasks pertaining to the NEAX2400
IMX itself when performing tasks pertaining to the NEAX2400 IMX OAI System.
Table...

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CHAPTER 2 SYSTEM OUTLINE
1. General
This chapter describes the concept, functions, and configuration of the NEAX2400 IMX OAI System.
Before performing installation and/or maintenance of the NEAX2400 IMX OAI System, read this chapter 
carefully.
The contents of Chapter 2 are outlined below.
 System Outline
Explains the outline of the OAI system
 System Configuration
Explains the configuration of the OAI system
Interface with External Computer (General-Purpose...

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SYSTEM OUTLINE
System Outline
2. System Outline
2.1 OAI (Open Application Interface) System
1. The OAI system is the interface that joins a variety of facilities of the NEAX2400 IMX to the application
programs of the external computer (general-purpose information processing equipment) of the user.  
2. The NEAX2400 IMX can be controlled by the external computer through the OAI system.  
3. The OAI system diversifies the information processing functions of the...

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SYSTEM OUTLINE
System Outline
Figure 2-1   Software Structure in the OAI System
Input Processing 
Block
Digit Count
Key  
Receiving
Other I
Off-Hook/ 
On-Hook 
Monitor
Other I
Queue
Internal 
Processing Block
Digit 
Analysis
Queue
Key 
Analysis
Trunk 
Selection
Subscriber 
Class 
Identification
Switch 
Selection
Other l
Other mOther n
Other l
Output Processing 
Block
Switch Control
Digit Display
Lamp Display
OAI Interface
Processing by External Computer
portion...

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SYSTEM OUTLINE
System Outline
2.2.1 Facilities
Each of the unit functions of the NEAX2400 IMX, such as switch control function, terminal control
function, etc.,  that can be controlled by the application of the computer is referred to as “facility”. The
facilities can be categorized in two kinds as per the operating pattern; one is “Provider Facility” and the
other is “Performer Facility”.
 Provider Facility
A facility of this kind is capable of communicating...

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SYSTEM OUTLINE
System Outline
(b) Terminal Multiple Information Transfer Facility (TMF)
This facility executes batch transfer of dial number information entered from a terminal, card 
information provided from the card reader, etc. to the AP. (Figure 2-3)
Figure 2-3   Concept of TMF
(c) Call Event Transfer Facility (ETF)
This facility edits the detailed data (call duration, etc.) pertaining to calls at terminals accommodated 
in the NEAX2400 IMX, and provides...

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System Outline
(d) Authorization Code Facility (ACF)
Upon accepting a connection request and/or a service request from a terminal, this facility transfers 
the ID code of that specific terminal to the AP and also executes either connection processing or 
connection restricting processing in accordance with the restriction class information returned from 
the computer. (Figure 2-5)
Figure 2-5   Concept of ACF
(e) Free Location Facility (FLF)
This...

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SYSTEM OUTLINE
System Outline
2. Performer Facilities
(a) Terminal Control Facility (TCF)
This facility controls the LCD, LED, etc. on a terminal concerned as per a control order provided by 
the AP.  It also activates the KTF, NTF, and CRF upon receiving a data read request provided from 
the AP. (Figure 2-7)
Figure 2-7   Concept of TCF
(b) Key Code Transfer Facility (KTF)
When a terminal concerned is on the terminal mode, this facility transfers the key code...

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System Outline
(c) Dial Number Transfer Facility (NTF)
When a terminal concerned is on the terminal mode, this facility transfers the dialed number 
information from that specific terminal to the AP. (Figure 2-9)
Figure 2-9   Concept of NTF
(d) Switch Control Facility (SCF)
This facility executes the processing of an outgoing connection or of releasing the connection 
between a terminal and another in accordance with the connection control...