Chapter 7 Firewall for FortiOS 5.0 : Building firewall objects and policies : IPv4 Firewall Addresses : Scenario: First Floor Network
  
Scenario: First Floor Network
You need to create an IPv4 address for the subnet of the internal network off of Port1.
These computers are on the network off of port1.
The subnet is the range from 192.168.1.1 to 192.168.1.255.
The subnet mask is 255.255.255.0
There should be a reference to this being the network for the 1st floor of the building.
Go to Firewall Objects > Address > Addresses and select Create New > Address/FQDN.
Fill out the fields with the following information
Address Name
Internal_Subnet_1
Comments
Network for 1st Floor
Color
<Changing this value is optional>
Type
Subnet / IP Range
Subnet / IP Range
192.168.1.0/24
Interface
port1
Add Tags
<Input into this field is optional>
Select OK.
Enter the following CLI command:
config firewall address
edit Internal_Subnet_1
Set comment “Network for 1st Floor”
set type ipmask
set subnet 192.168.1.0/24
set associated-interface port1
end