Basic Config Fortigate - Set IP with CLI

Set IP static, role wan 

Fortigate # config system interface
Fortigate (interface) # edit port1
Fortigate (port1) # set mode static
Fortigate (port1) # set ip 10.17.0.10 255.255.255.0
Fortigate (port1) # set allowaccess ping https
Fortigate (port1) # set type physical
Fortigate (port1) # set role wan
Fortigate (port1) # set snmp-index 1
Fortigate (port1) # next
Fortigate (interface) # end

Set Gateway

Fortigate  # config router static
Fortigate (static) # edit 1
Fortigate (1) # set gateway 10.17.0.1
Fortigate (1) # set device port1
Fortigate (1) # set comment "to WAN"
Fortigate (1) # next
Fortigate (static) #end