Viewing the interface list | Network configuration |
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Viewing the interface list
Use the following procedure to view the interface list.
1Go to System > Interface.
The interface list is displayed. The interface list shows the following status information for all of the FortiGate interfaces:
•The IP address of the interface
•The netmask of the interface
•The administrative access configuration for the interface
•The link status for the interface
If the link status is a green arrow, the interface is up and can accept network traffic. If the link status is a red arrow, the interface is down and cannot accept traffic. To bring an interface up, see the procedure “Bringing up an interface”.
Bringing up an interface
If the link status of an interface on the interface shows that it is down, you can use the following procedure to bring the interface up.
1Go to System > Interface. The interface list is displayed.
2Select Bring Up for the interface that you want to bring up.
Changing an interface static IP address
Use the following procedure to change the static IP address of any FortiGate interface. You can also use this procedure to add an IP address to an interface.
1Go to System > Network > Interface.
2Select Modify 
for the interface to change.
3Change the IP address and Netmask as required.
The IP address of the interface must be on the same subnet as the network the interface is connecting to.
Two interfaces cannot have the same IP address and cannot have IP addresses on the same subnet.
4Select OK to save your changes.
If you changed the IP address of the interface that you are connecting to manage the FortiGate unit, you must reconnect to the
Adding a secondary IP address to an interface
You can use the CLI to add a secondary IP address to any FortiGate interface. The secondary IP address cannot be the same as the primary IP address but it can be on the same subnet.
To add a secondary IP address from the CLI enter the command:
set system interface internal config secip <second_ip> <netmask_ip>
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