CONTENTS

�0���� Introduction
�1���� Scope
�2���� References
�3���� Abbreviations, Terms and Definitions
������� 3.1���� Abbreviations
������� 3.2���� Definitions
�4���� General functional architecture and relationship to ATM network models
�5���� Overview of equipment functions
������� 5.1���� Transfer functions
������� 5.2���� Layer Management functions
������� 5.3���� ATM Equipment Management Function (AEMF)
������� 5.4���� Message Communications Function
������� 5.5���� Coordination function
������� 5.6���� Signalling Application
������� 5.7���� Timing function
������� 5.8���� Interworking functions
������� 5.9���� Protection switching and restoration
�6���� Equipment types
�7���� Generic performance requirements
������� 7.1���� Reference connections
�� �����7.2���� Quality of Service Aspects
������� 7.3���� ATM Network Element performance objectives
�8���� Timing and synchronization requirements
�9���� Other requirements
������� 9.1���� Availability
������� 9.2���� Reliability
Annex A � Examples of ATM equipment