CONTENTS Title Page Copyright Page Preface Guide to VAX DEC/MAP Documentation 1 VAX DEC/MAP Product Set 1.1 Overview 1.2 VAX DEC/MAP Architecture 1.3 Directory Services 1.4 VAX FTAM 1.5 MAP Application Programmer's Interface (MAPI) 1.6 Network Management 1.7 Association Control and Service Element (ACSE) 1.8 Presentation 1.9 Session 1.10 VAX OSI Transport Service (VOTS) 1.11 ISO DIS 8802/2 Logical Link Control 1.12 ISO DIS 8802/3 CSMA-CD Access Protocol 1.13 ISO DIS 8802/4 Token Bus Passing Access Protocol 2 MAP Concepts and Terminology 2.1 Local Area Networks 2.2 Open and Proprietary Architectures 2.3 Logical Layers 2.4 Interfaces and Protocols 2.5 Extended Networks 3 The OSI Reference Model 3.1 Introduction 3.1.1 The Need for Standards 3.1.2 A New Approach to Standards Development 3.2 Reference Model Architecture 3.2.1 Layer Services 3.2.2 Abstract Model of a Layer 3.3 Using the Reference Model 3.3.1 Reference Model Flexibility 3.3.2 How to View the Reference Model 3.4 The Future of the Reference Model 4 Extended Network Topologies 4.1 A Simple MAP Topology 4.2 Extended MAP Networks 4.2.1 Bridges 4.2.2 Routers 4.2.3 Gateways MAP Glossary Abstract syntax . . . AE qualifier AE title . . . Attaching to a TSAP Attribute . . . Confirmed service Connection . . . Error recovery Ethernet . . . Gateway Host . . . Interface International standard . . . Log file interpreters Logging component . . . Network connect block (NCB) Network connection . . . Network Service User (network user) Network task . . . Packet switching Packet-switching network . . . Remote task Responding host . . . Topology Transport address . . . Transport Service User (transport user, TS User) User element name . . . VMS FIGURES 1-1 VAX DEC/MAP Architecture 1-2 Map Directory Facility 2-1 Layered Architecture 2-2 Interfaces and Protocols 3-1 OSI Reference Model Architecture 3-2 Abstract Model of a Layer 4-1 Multipoint Topology 4-2 Bridge 4-3 Router