callback rejected by whitelist

Value 0: Emergency fallback mode: All whitelists are ignored.

Value 1: Compatibility mode (default value): Only callbacks prohibited by active whitelists are rejected.

Value 2: Simulation mode: Only callbacks prohibited by active whitelists are rejected.
Callbacks prohibited by non-active whitelists are allowed, but logged in SAL.

Value 3: Most secure mode: Callbacks prohibited by active or non-active whitelists are rejected.