Issues relating to HDD Installs. Once you have installed Knoppix, it basicly becomes debian, so you should check out www.debian.org for information.
FORTINET FORTIGATE 40F Next GEN Firewall Security Unregistered (FG-40F)-Open Box
$225.00
Sophos SG 230 Firewall Security Appliance Ubuntu Server 22.04 LTS 🧡 & VGA-HDMI
$160.00
SonicWALL TZ300 Network Security Appl FirewallRouter5pt 01-SSC-0215TransferReady
$45.00
Juniper Networks SRX340 SRX300 Series 8-Port Security Firewall Tested
$129.00
Palo Alto PA-220 Next-Gen Firewall 750-000128-00A w/ Power adapter
$50.00
Cisco ASA 5545-X ASA5545-K9 Firewall Adaptive Security Appliance 1x ASA PWR AC
$59.99
OPNsense six-port Gigabit router / firewall on Palo Alto ION 2000 hardware
$69.00
Palo Alto PA-220 Next-Gen Firewall 750-000128-00A w/ Power adapter
$59.99
Firewall pfSense 2.7.2 Release 8GB Memory - Dual NIC 1 GB - 256GB SSD
$103.77
Fortinet FortiGate 60E Network Security Firewall No Power Cord
$56.00