X25AM Programming Manual

X25AM Programming Manual—527201-001
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About This Manual
This manual describes programming considerations for X25AM, which is the HP
access method for public and private X.25 packet-switched networks for NonStop
servers.
Who Should Use This Manual
•
Application programmers who develop applications supported by X25AM
•
System administrators who install and manage X25AM and X3PAD applications
The operations staff and the application programmers will need a working knowledge
of X.25 and X.25 packet-switched networks to use this manual.
How This Manual is Organized
This manual describes X25AM programming, as follows.
Section Title Description
1 Introduction
•
About X25AM programming.
•
Error-diagnostic procedures, application
procedures common to all X25AM applications,
X.25 requirements.
2 ITI Applications
•
About programming for the ITI protocol.
•
How an application exchanges data with a
remote terminal via a PAD.
3 PTP Applications
•
About programming for the PTP protocol.
•
How applications exchange data with remote
devices.
•
The file-system interface to PTP, the exchange
of data, and the programming tasks.
•
Examples of PTP application programs written in
TAL and C.
4 X3PAD Interface
•
About the X3PAD interface.
•
Operational states, command syntax.
•
Example of an X3PAD session.
5 Errors and Error
Recovery for ITI and
PTP
•
Lists error codes returned to an application by
X25AM in numerical order.
•
Application error-recovery procedures.
•
A recommended error-recovery method.