Specifies a time in the format 9:00 am or 15:22. Attempts to authenticate before this time of day will fail. If Block-Logon-From is also specified for an earlier time of day, access is blocked between those times. The time of day that is used is the local time on the host where Radiator is running. Block-Logon-From is superseded by the Time check item and will not be supported in the future. For more information, see Section 7.1.15. Time.

Block-Logon-From = 9:00 am,
Block-Logon-To = 5.00 pm