Adding a new RBA

Select Scheduling > Schedule Optimization > Forecast > Distribution Setup > Distribution.
Select Create new entry.
Specify a distribution name.
Select a location from the Location menu.
Select a time interval from the Interval menu.
Select a mode from the Distribution Mode menu.
Select the Rule Based Allocation radio button. The Fill Type fields are activated.
Select an option from the Fill Type menu. See Fill Type options for RBA.
Select Next to save your choices.