General Knoppix support for those who've read the FAQ at the Wiki
pfSense Firewall Router (6) 1Gb Intel Ethernet Ports AES-NI CPU 8GB RAM 80GB SSD
$79.95
Fortinet FortiGate 600 Firewall FG-600D with Rack Ears Tested & Reset
$189.77
XMAS SALE - PFSense Firewall - J4125 - 8 Gigs Ram - 256 SSD - 2.5 GbE
$199.00
OPNsense Network Firewall Router Security Appliance (6) Intel Ethernet Ports
$79.95
FORTINET FG-500D FortiGate 500D, 10xGE RJ45 ports, 8xGE SFP slots Firewall
$126.00
Fortinet Fortigate FG-60E Network Security Firewall with Adapter 60E
$105.00
Ubiquiti Networks USG Unifi Security Gateway Router/Firewall
$100.00
FORTINET FORTIGATE-80E FG-80E FIREWALL
$85.00
Fortinet Fortigate FG-60E POE Network Security Firewall with adapter 54V
$106.90
Cisco ā€ˇMeraki MX100 10 Port Cloud Managed Firewall Security Appliance UNCLAIMED
$78.89
