Issues relating to HDD Installs. Once you have installed Knoppix, it basicly becomes debian, so you should check out www.debian.org for information.
Cisco ASA5525-FTD-K9 Security Appliance with FirePower Services
$1000.00
Genuine Fortinet FortiGate 60E-POE Firewall Network Security ATP Bundle 2 years
$263.99
Fortinet Fortiwifi 60D FG-60D Security Appliance Firewall / VPN w/ AC Adapter
$34.97
Palo Alto PA-220 Security Appliance Firewall - NO Power adapter -
$33.00
Cisco Meraki Z3 Switch/VPN Firewall
$40.00
Ubiquiti Networks UniFi Security Gateway - White (USG-3P)
$49.00
(2) Sonicwall TZ 200 Network Firewall Router L24-37 Tested and working.
$30.00
Cisco ASA5506-K9 ASA 5506-X Network Security Firewall
$49.99
1U BareMetal pfsense opnsense Router Firewall DNS Server 6x 10GB Ethernet Ports
$149.00
Pulse Secure PSA3000 Security Firewall Appliance SSL VPN
$69.99