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ACC X.25 Protocol User's Guide
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HP Part Number: Z7487-90004

Edition 10

E0400

© Copyright 2000 Hewlett-Packard Company.

Table of Contents

Notices
Publishing History
1 Overview
Introduction
Supported Devices
References
2 Installation
Introduction
Installation Depot Contents
Software Loading Procedure
Installation Verification
Verification Steps
Using the X.25 Protocol Module
3 ZX25D X.25 Protocol Driver
Overview
Configuration
Reserved Logical Data Area Definition
Interface Definitions
Port Definitions
X.25 Link Term Definitions
X.25 Link Device Option Word Definition
Virtual Circuit Definitions
Configuration Parameters Definition
Poll Word for X.25 PVC Configuration
Poll Word for X.25 SVC Configuration
Select Word for X.25 PVC Configuration
Select Word for X.25 SVC Configuration
VC Device Option Word Definition
Sample X.25 TTGEN Configuration File
Implementation Notes
Overview
Timeout Processing
Summary of Timer Values
Error Handling
Special ZMNTR X.25 Facilities
4 X.25 Application Programming
Introduction
Programmatically Configuring X.25
Configuring the X.25 Link
Configuring X.25 Virtual Circuits
X.25 Link Initialization
Sending and Receiving Data
Receiving and Confirming Interrupt Data
Sending Interrupt Data
Application Use of the M, Q, & D-Bits
M-Bit Handling
D-Bit Handling
Application End-to-End Acknowledgments Disabled (APD=0)
Using Application End-to-End Acknowledgments (APD=1)
Q-Bit Handling
Using the X.25 ZCOM API Routines
X.25 Manual Pages
Facility Handling
X25STAT (3X)
ZX25CALLACC (3X) — ACC X.25
ZX25CALLOUT (3X) — ACC X.25
ZX25CALLREJ (3X) — ACC X.25
ZX25CLOSE (3X) — ACC X.25
ZX25DBIT_ACK (3X) — ACC X.25
ZX25INFO (3X) — ACC X.25
ZX25INT_CONF (3X) — ACC X.25
ZX25L2STAT_RCVR (3X) — ACC X.25
ZX25RESET (3X) — ACC X.25
ZX25RESET_CONF (3X) — ACC X.25
ZX25SEND_INT (3X) — ACC X.25
A X.25 Status and Completion Messages
Introduction
Buffer Completion Statuses
Unsolicited Status Messages
X.25 Link Status
Miscellaneous and Protocol Error Status Messages
Virtual Circuit Status Messages

List of Figures

A-1 Packet Data layout

List of Tables

4-1 Tag Byte in Send Messages
4-2 Tag Byte in Receive Messages
   


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© 2000 Hewlett-Packard Development Company, L.P.