1 Scope
2 Definitions
3 Notation
4 Introduction to Open Systems Interconnection (OSI)
4.1 Definitions
4.2 Open System Interconnection Environment
4.3 Modelling the OSI Environment
5 Concepts of a layered architecture
5.1 Introduction
5.2 Principles of layering
5.3 Communication between peer-entities
5.4 Identifiers
5.5 Properties of service-access-points
5.6 Data-units
5.7 The nature of the (N)-service
5.8 Elements of layer operation
5.9 Routing
5.10 Quality Of Service (QOS)
6 Introduction to the specific OSI layers
6.1 Specific layers
6.2 The principles used to determine the seven
layers in the Reference Model
6.3 Layer descriptions
6.4 Combinations of connection-mode and connection-
less mode
6.5 Configurations of OSI Open Systems
7 Detailed description of the resulting OSI
architecture
7.1 Application Layer
7.2 Presentation Layer
7.3 Session Layer
7.4 Transport Layer
7.5 Network Layer
7.6 Data Link Layer
7.7 Physical Layer
8 Management aspects of OSI
8.1 Definitions
8.2 Introduction
8.3 Categories of management activities
8.4 Principles for positioning management function
9 Compliance and consistency and compliance
requirements
9.1 Definitions
9.2 Application of consistency and compliance
requirements
Annex A - Brief explanation of how the layers were
chosen
Annex B - Alphabetical index to definitions