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NAT/Route mode installation Configuring the FortiGate unit to operate in NAT/Route mode
FortiGate-800/800F Installation Guide 01-28006-0024-20041026 33
config system external
edit external
set mode static
set ip <address_ip> <netmask>
end
Example
config system external
edit external
set mode static
set ip <204.23.1.5> <255.255.255.0>
end
To set the external interface to use DHCP, enter:
config system interface
edit external
set mode dhcp
end
To set the external interface to use PPPoE, enter:
config system interface
edit external
set mode pppoe
set connection enable
set username <name_str>
set password <psswrd>
end
4 Use the same syntax to set the IP address of each FortiGate interface as required.
5 Confirm that the addresses are correct. Enter:
get system interface
The CLI lists the IP address, netmask, and other settings for each of the FortiGate
interfaces.
To configure DNS server settings
• Set the primary and secondary DNS server IP addresses. Enter
config system dns
set primary <address_ip>
set secondary <address_ip>
end
Example
config system dns
set primary 293.44.75.21
set secondary 293.44.75.22
end