For an extensive tutorial (but based on Red Hat), FREE., go to:
http://www.learnthat.com/courses/vie...ux/index.shtml
It is Gnome based
Fortinet FortiGate 60F | 10 Gbps Firewall Network Security EXPIRED (FG-60F)- New
$349.99
Fortinet Fortiwifi 60D FG-60D Security Appliance Firewall / VPN w/ AC Adapter
$34.97
FORTINET FORTIGATE 40F Next GEN Firewall Network Security EXPIRED (FG-40F)- New
$199.99
Fortinet Fortigate 61E FG-61E Network Security/Firewall Appliance
$99.00
Sophos XG 135 Rev. 3 Firewall Security Appliance NO POWER CORD
$40.00
Palo Alto PA-220 Security Appliance Firewall - NO Power adapter -
$33.00
Fortinet FortiGate 60C FG-60C Router Firewall Security Appliance - TESTED -
$18.99
Fortinet FortiGate 60C 8-Port GbE Firewall Security Gateway FG-60C
$18.89
Genuine Fortinet FortiGate 60E-POE Firewall Network Security ATP Bundle 2 years
$263.99
Fortinet FortiGate 30E FG-30E Network Security Firewall Appliance
$41.99