Verify that prefixes 9 and 90 are correctly configured and user right information is correct, and analyze call logs to locate the fault.
Table 3-1 lists the call rights for different right levels.
Table 3-1 Rights levels and call rights
Users of the normal level can make national toll calls during working time. By default, all time is working time. This is the possible cause that user 561153 of the normal level can make national toll calls.