# Charging type values

The following table lists the valid charging type values for ACU_CLEAR_CO, ACU_CLEAR_IN, ACU_CLEAR_RQ, ACU_CLEAR_RS, ACU_CONN_CO, ACU_CONN_RS, ACU_INFORMATION_IN, and ACU_INFORMATION_RQ messages.

These values are defined in isdnacu.h.

Charging type | Description
--- | ---
ACUCHARG_TYPE_FREE_OF_CHARGE | Free of charge (N/A in VN6/FRANCE).
ACUCHARG_TYPE_CHARGE_ON_DURATION | Charge on duration (N/A in VN6/FRANCE).
ACUCHARG_TYPE_CHARGE_ON_ANSWER | Charge on answer (N/A in VN6/FRANCE).
ACUCHARG_TYPE_CHARGE_INCREMENT | Charge increment (N/A in VN6/FRANCE).
ACUCHARG_TYPE_SUB_TOTAL_CHARGE | Sub-total charge.
ACUCHARG_TYPE_TOTAL_CHARGE | Total charge.