Table of Contents

Foreword
1 Scope
2 Normative references
3 Definitions and abbreviations
   3.1 Abbreviations
   3.2 Definitions
   3.3 Naming and numbering conventions
   3.4 Symbols and diagrammatic conventions
4 Introduction
   4.1 Functional modelling rationale
   4.2 The underlying principles of functional modelling
5 Network layering principles
   5.1 Transmission layers
   5.2 Atomic functions
   5.3 Reference points
   5.4 Transmission sub-layers
6 Combination rules
   6.1 General
   6.2 Directionality
   6.3 Compound functions
   6.4 Major compound functions
   6.5 Trail, (sub)network connections, link connections,
       matrix connections, and tandem connections
   6.6 Matrix connections
7 Maintenance signals and processes
8 Supervision process
9 Protection process
10 Timing processes
11 General performance
Annex A (normative): Pointer generation
Annex B (normative): Pointer interpretation
Annex C (informative): Network "production rules"
Annex D (informative): Flexible assignment of tributary
        port to VC-12 capacity
Annex E (informative): Relationship between TU-2/12
        address, and location of columns within a VC-4
Annex F (informative): Performance monitoring history
        process
Annex G (informative): Protection switch examples
Annex H (informative): Bibliography
History

Abstract

Gives generic functional requirements for Synchronous Digital Hierarchy (SDH) transmission equipment based on functional decomposition approach together with rules to form equipment by combining functions.

General Product Information

Published
Document Type	Standard
Status	Current
Publisher	European Telecommunications Standards Institute
Pages
ISBN
Committee	TM 1