Table of Contents

Preface 1

1. Current Situation and Vision of Network Operation and Maintenance Optimization of Operators 3

2. Self-Intelligence Network Signposts and Inspirations 4

2.1 Signposts 

2.2 Challenges 

2.3 Inspirations 

3. 6G Network Autonomy Based on Network Digital Twin 9

3.1 Basic Concepts

3.2 Technical Features

3.3 Network Architecture

3.4 Key Technologies

3.5 Whole life cycle autonomy of network

3.6 Case description

4. Summary and Outlook 41

Abbreviations 44

Writing unit and staff 44

References 45