General Knoppix support for those who've read the FAQ at the Wiki
Cisco FPR1010-NGFW-K9 FirePOWER Security Appliance **CISCO EXCESS**
$339.00
LOT OF 2: FORTINET FORTIGATE-50E FG-50E NETWORK SECURITY FIREWALL W/ (1x) AC
$84.95
Cisco ASA5506-K9 ASA 5506-X Network Security Firewall
$40.00
Palo Alto PA-220 Next Generation Firewall Appliance w/ Power Adapter and Cord
$62.99
Cisco Meraki MX64-HW Cloud Managed Firewall **UNCLAIMED
$25.00
Palo Alto PA-220 Next-Gen Firewall
$49.95
Palo Alto PA-220 Next-Gen Firewall 750-000128-00A w/ Power adapter
$62.00
Cisco Meraki MX84 Cloud Managed Security Firewall Appliance UNCLAIMED MX84-HW
$39.99
Fortinet Fortiwifi 60D FG-60D Security Appliance Firewall / VPN w/ AC Adapter
$34.97
Palo Alto Networks PA-820 Enterprise Firewall Security Appliance 750-000120-00A
$129.99