AG ISDN Messaging API Developer's Reference Manual

P/N 6272-17

About This Manual

Related Documents

1.1 Introduction

1.2 About ISDN

1.2.1 About ISDN Protocols and Protocol Layering

1.2.2 About Information Exchange Between Layers

1.2.3 About ISDN Carriers

1.2.4 ISDN Functional Devices and Reference Points

1.3 About the AG ISDN Software

1.3.1 AG ISDN Product Configurations

1.3.2 About the AG ISDN ACU Configuration

1.3.3 About the AG ISDN LAPD Configuration

1.3.4 Reference Points Supported by AG ISDN

1.4 About AG ISDN Software Components

1.4.1 About the Readme File

1.4.2 About the AG ISDN Function Libraries

1.4.3 About ISDN Protocol Stack Downloadable Object Modules

1.4.4 About the AG Configuration File

1.4.5 About the Demonstration Programs

1.5 Other Components

1.5.1 About CT Access

1.6 Developing an AG ISDN Application

2.1 Introduction

2.2 About the CT Access Environment

2.2.1 About CT Access Components

2.2.2 About the CT Access Programming Model

2.3 AG ISDN Messaging API Application Overview

2.3.1 Initializing Your AG Boards

2.4 Sending ISDN Messages to the Stack

2.4.1 Building ACU Message Structures

2.4.2 Sending LAPD Messages

2.5 Receiving Events and ISDN Protocol Stack Messages

2.5.1 Receiving Messages From the AG ISDN Protocol Stack

3.1 Introduction

3.2 Overview

3.3 Making Switch Connections for AG ISDN

3.4 Initializing CT Access

3.4.1 Specifying B Channel CTA Contexts

3.4.2 Specifying D Channel CTA Contexts

3.5 Accessing D Channels

3.5.1 About Network Access Identifiers (NAIs)

3.5.2 Initializing ISDN Protocol Stack Instances

3.6 Starting the "No Call Control" TCP

3.6.1 Setting mediamask (AG Quad T/E only)

3.7 Stopping an ISDN Protocol Stack Instance

4.1 Introduction

4.1.1 About Connection Ids

4.2 The ISDN Call Control State Machine

4.3 Receiving Inbound Calls

4.3.1 Accepting the Call

4.3.2 Rejecting the Call

4.3.3 Incoming Calls With Overlap Receiving Mode Enabled

4.4 Placing Outbound Calls

4.5 Call Collision

4.6 Call Clearing

4.6.1 Clear Collision

5.1 Introduction

5.2 The AG ISDN State Machine (LAPD Configuration)

5.3 Initiating a Data Link

5.4 Responding to a Data Link Establishment Request

5.5 Sending Messages across an Established Link

6.1 Introduction

6.2 Messaging Structures

6.2.1 ISDN_MESSAGE Structure

6.2.2 ISDN_PACKET Structure

6.3 Protocol Parameter Structures

6.3.1 ISDN_PROTOCOL_PARMS_Q931CC Structure

6.3.2 ISDN_PROTOCOL_PARMS_LAPD Structure

6.3.3 ISDN_PROTOCOL_PARMS_CHANNELIZED

7.1 Introduction

7.2 AG ISDN Messaging API Function Summary

7.3 Alphabetical Function Reference

isdnReleaseBuffer

isdnSendMessage

isdnSetMsgCapture

isdnStartProtocol

isdnStopProtocol

8.1 Introduction

8.2 ACU Primitives

8.2.1 ACU Message Reference

ACU_ALERT_IN

ACU_ALERT_RQ

ACU_CALL_PROC_IN

ACU_CALL_PROC_RQ

ACU_CLEAR_CO

ACU_CLEAR_IN

ACU_CLEAR_RQ

ACU_CLEAR_RS

ACU_CONN_CO

ACU_CONN_IN

ACU_CONN_RQ

ACU_CONN_RS

ACU_D_CHANNEL_STATUS_IN

ACU_D_CHANNEL_STATUS_RQ

ACU_DIGIT_CO

ACU_DIGIT_IN

ACU_DIGIT_RQ

ACU_ERR_IN

ACU_FACILITY_IN

ACU_FACILITY_RQ

ACU_INFORMATION_IN

ACU_INFORMATION_RQ

ACU_INIT_CO

ACU_INIT_RQ

ACU_NOTIFY_IN

ACU_NOTIFY_RQ

ACU_PROGRESS_IN

ACU_PROGRESS_RQ

ACU_RESUME_CO

ACU_RESUME_RQ

ACU_SET_MODE_CO

ACU_SET_MODE_RQ

ACU_SETPARM_RQ

ACU_SETUP_REPORT_IN

ACU_SUSPEND_CO

ACU_SUSPEND_RQ

ACU_TEST_CO

ACU_TEST_RQ

ACU_USER_INFO_IN

ACU_USER_INFO_RQ

SM_CHANNEL_MAINT_RQ

8.3 Data Types and Constants In Primitives

8.3.1 User Rate Values

8.3.2 Service Values

8.3.3 Number Type Values

8.3.4 Plan Values

8.3.5 Screening Indicator Values

8.3.6 Redirecting Reason Values

8.3.7 Location Values

8.3.8 UUI Protocol Discriminator Values

8.3.9 pcs_user Protocol Discriminator Values

8.3.10 Signal Values

8.3.11 Network-Provided Clearing Cause Values

8.3.12 Clear Code Values

8.3.13 Facility Code Values

8.3.14 Action Code Values

8.3.15 Mode Code Values

8.3.16 Error Cause Values

8.3.17 Progress Description Values

8.3.18 Charging Type Values

8.3.19 Endpoint ID Values

8.4 LAPD Primitives

9.1 Introduction

9.2 Demonstration Programs

9.3 Layer 3 Call Control Demonstration Program: isdndemo

9.3.1 Using the isdndemo NFAS Configuration Demonstration

9.3.2 Structure and Coding (Single-Threaded Version)

9.3.3 Structure and Coding (Multi-Threaded Version)

9.3.4 ISDN Call Control

9.3.5 Identifying Trunks

9.4 LAPD Demonstration Program: lapddemo

9.4.1 The lapddemo Configuration File

9.4.2 lapddemo Structure and Coding Features

Introduction

AG ISDN Events

AG ISDN Reasons

AG ISDN Errors

Introduction

ISDN_PROTOCOL_PARMS_Q931CC

ISDN_PROTOCOL_PARMS_LAPD

Introduction

Creating Transparent IEs

Transparent IE Formatting Rules

Accessing and Reading a Q.931 Buffer

Introduction

Timer Functions

Timer Values

France VN6 Layer 3 Timer Defaults

EuroISDN Layer 3 Timer Defaults

AT&T E9 and E10 Layer 3 Timer Defaults

Nortel DMS 100 Layer 3 Timer Defaults

USA National ISDN-2 Layer 3 Timer Defaults

Australian Telecom 1 Layer 3 Timer Defaults

Hong Kong Telephone Layer 3 Timer Defaults

INS-1500 NTT Layer 3 Timer Defaults

AT&T 4ESS Layer 3 Timer Defaults

Korean Layer 3 Timer Defaults

QSIG Layer 3 Timer Defaults