CONTENTS

 2     Advice of charge (AOC)
        2.1     Scope
        2.2     References
        2.3     Definitions
        2.4     Symbols and abbreviations
        2.5     Description
        2.6     Derivation of a functional model
        2.7     Information flows
        2.8     SDL diagrams for functional entities
        2.9     Functional Entity Actions (FEAs)
       2.10     Allocation of functional entities to physical locations
Appendix I – Interworking between two charging domains