ITU-T Rec. X.650 (1992) OPEN SYSTEMS INTERCONNECTION (OSI) REFERENCE MODEL FOR NAMING AND ADDRESSING
FOREWORD
CONTENTS
Introduction
1 Scope
2 References
    2.1 Paired CCITT Recommendations/International Standards equivalent in technical content
    2.2 Additional references
3 Definitions
4 Abbreviations
5 Basic Concepts of Naming
6 OSI naming and addressing concepts and the correct use of addresses
    6.1 The naming of real open systems
    6.2 The naming and addressing of elements of an (N)-layer
        6.2.1 Introduction
        6.2.2 (N)-addresses
        6.2.3 (N)-selectors
    6.3 The correct use of (N)-addresses
7 OSI addressing model
    7.1 Associations between peer (N)-entities
    7.2 Attachment of (N)-entities to (N)-SAPs
    7.3 (N)-addresses and (N)-SAPs
    7.4 (N)-Directory-Functions and Directory Facilities
8 Addressing information and (N)-services
    8.1 Introduction
    8.2 Address parameters
    8.3 Called-(N)-address
    8.4 Calling-(N)-address
    8.5 Responding-(N)-address
9 Addressing information and (N)-protocols
    9.1 Introduction
    9.2 Addressing information in (N)-PAI
    9.3 Assignment of values to elements of (N)-PAI
    9.4 Network-Addresses and Network-PAI
    9.5 (N)-Addresses and (N)-PAI above the Network Layer
    9.6 Obtaining (N)-PAI
10 (N)-directory-functions
    10.1 Introduction
    10.2 The initiator (N)-directory-functions
    10.3 The recipient (N)-directory-functions
11 Addressing in specific OSI layers
    11.1 Application-processes and the Application Layer
        11.1.1 Application-processes and Application Layer elements
        11.1.2 Application-association
        11.1.3 Application Layer use of (N)-directory-functions
    11.2 Presentation Layer
    11.3 Session Layer
    11.4 Transport Layer
    11.5 Network Layer
        11.5.1 Introduction
        11.5.2 Properties of network-addresses
        11.5.3 Network-addresses and SNPAs
        11.5.4 Network Layer use of directory functions
    11.6 Data Link Layer
        11.6.1 Introduction
        11.6.2 Data-Link Layer use of directory-functions
    11.7 Physical Layer
12 Naming domains and authorities
13 Registration procedures for naming within OSI
14 Directory facility requirements
    14.1 Introduction
    14.2 The Application Title Directory Facility
    14.3 The Network Address Directory Facility