Problems with hardware not being detected or supported. Please post a full output of "lspci -v" if your hardware is not detected, and all relevant information about your hardware
Fortinet FortiGate-40C Network Security Firewall
$37.50
NetFu Firewall 1U, Intel CPU, 8 x Gigabit, SFP, w/ pfSense, Others, NEW OPTIONS
$541.85
Cisco ASA5525-FTD-K9 Security Appliance with FirePower Services
$1000.00
SonicWall TZ300 Power Supply Wired Firewall Router Network Security Appliance
$14.50
Ubiquiti Networks USG Unifi Security Gateway Router/Firewall
$29.95
OPNsense six-port Gigabit router/firewall on Lanner FW-7535 hardware
$69.00
Dell SonicWALL TZ300 | Firewall Security Appliance
$24.99
Fortinet Fortiwifi 60D FG-60D Security Appliance Firewall / VPN w/ AC Adapter
$34.97
Sonicwall TZ350 Network Firewall w/ AC Adapter
$99.99
Cisco ASA5505-SEC-BUN-K9 Firewall Security+ 25 VPN Peers 512MB ASA9.24 /W Power
$39.99