ITU-T Rec. Q.86.2 (1988) – CHARGING SUPPLEMENTARY SERVICES – ADVICE OF CHARGE SUPPLEMENTARY SERVICE (AOC)
2 Advice of charge supplementary service (AOC)
2.1 General
2.1.1 Charging information at the end of the call
2.1.2 Charging information during a call
2.1.3 Charging information at call setup time
2.2 Description
2.2.1 Charging information at the end of a call
2.2.2 Charging information during a call
2.2.3 Charging information at call setup time
2.3 Derivation of a functional model
2.4 Information flow diagrams
2.4.1 Information flows for charging at the end of a call
2.4.2 Information flows for charging information during a call
2.4.3 Information flows for information about charging rates
2.5 SDL – Diagrams for the functional entities
2.6 Functional entity actions
2.6.1 Functional entity actions for FE2
2.6.2 Functional entity actions for FE3
2.6.3 Functions entity actions for FE4
2.7 Allocation of Functional entities to physical location