CONTENTS Title Page Copyright Page Preface 1 Electronic Data Interchange 1.1 What is Electronic Data Interchange? 1.1.1 Why Use EDI? 1.2 The Advantages of EDI over a Paper-Based Document Transfer System 1.3 The Benefits of EDI 2 What is DEC/EDI? 2.1 DEC/EDI Components 2.2 File Types 2.3 DEC/EDI Services 2.4 Application Service 2.5 Translation Service 2.6 Communication Service 2.7 Single-Node and Multinode Systems 2.7.1 Single-Node Systems 2.7.2 Multinode System 2.8 Document Tracking 2.9 Subcomponents of a DEC/EDI System 2.10 DEC/EDI Management Interface 3 DEC/EDI Application Service 3.1 Outgoing Documents 3.2 Incoming Documents 3.3 Callable Routines 4 DEC/EDI Translation Service 4.1 Supported Translation Standards 4.2 Translation Service Subcomponents 4.2.1 Converter 4.2.2 Transmission File Builder 4.2.3 Translator 4.2.4 Transmission File Splitter 4.3 Outgoing Documents 4.4 Incoming Documents 5 DEC/EDI Communication Service 5.1 Outgoing Documents 5.2 Incoming Documents 6 DEC/EDI Gateways 6.1 The X.400 Gateway 6.1.1 P0 Messages 6.1.2 P2 Messages 6.1.3 X.400 Features 6.2 The ODETTE File Transfer Protocol Gateway 6.3 The Bisync Gateway 6.4 X.25 Gateway 6.4.1 X.25 Overview 6.4.2 P.S.I. and P.S.I. Access 6.5 Import/Export Gateway DEC/EDI Glossary FIGURES 2-1 Interactions Between the DEC/EDI Service Components 2-2 Transmission File 2-3 Application Service 2-4 Translation Service 2-5 Communication Service 2-6 Single-Node System 2-7 Multinode System 2-8 DEC/EDI Subcomponents 3-1 Processing Outgoing Documents Through the Application Service 3-2 Processing Incoming Documents Through the Application Service 4-1 Processing Outgoing Documents Through the Translation Service 4-2 Processing Incoming Documents Through the Translation Service 5-1 Processing Outgoing Documents Through the Communication Service 5-2 Processing Incoming Documents Through the Communication Service 6-1 Job Definition TABLES 2-1 Audit Trails