To assign additional Subnets to a Location, complete the following steps:
Click the Subnets tab.
Click the Assign additional Subnets to this Location button on the toolbar. The Subnet Selection window opens displaying the Subnets that are not already assigned to this Location.
Select one or more Subnets to assign to this Location.
Click Assign Subnets to Location.
Click Close.
The selected Subnets are assigned to the current Location as displayed on the Subnets tab.