ADTRAN SmartRG SR400ac User Manual page 56

If you enter "03:00" in the second field, a 2-hour block is selected in the grid, from 2:00 - 4:00 am.
Example of a 2-hour block
d. To add another blocked period for the same day, enter values in the 2nd and 3rd time fields. The maximum number
of blocked periods allowed per day is 3.
3. To change a schedule, select it in the
4. To delete a schedule, select it in the
Note: If you delete a schedule that is assigned to a device group, it is removed from the device group configuration.
5. To save your changes, click APPLY.
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Access Schedule field and modify the fields.
Access Schedule field and click DELETE.
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