General Knoppix support for those who've read the FAQ at the Wiki
Fortinet Fortigate FG-61E Firewall Network Security Appliance ATP Bundle 1 years
$263.99
Firewall pfSense 2.7.2 Release 8GB Memory - Dual NIC 1 GB - 120GB SSD
$99.77
Fortinet FortiGate 60F | 10 Gbps Firewall Network Security EXPIRED (FG-60F)- New
$226.79
Palo Alto PA-220 Next Generation Firewall Appliance w/ Power Adapter and Cord
$62.99
Palo Alto PA-220 Next-Gen Firewall
$49.95
Cisco Meraki MX64-HW Cloud Managed Firewall **UNCLAIMED
$25.00
Palo Alto PA-220 Next-Gen Firewall 750-000128-00A w/ Power adapter
$62.00
Cisco ASA5506-K9 ASA 5506-X Network Security Firewall
$40.00
SonicWALL TZ300 Network Security Appl FirewallRouter5pt 01-SSC-0215TransferReady
$45.00
Cisco FPR1010-NGFW-K9 FirePOWER Security Appliance **CISCO EXCESS**
$339.00