I have the information available in the Cheatcodes:
Then I have Capricorny's reply on 32 or 64 bitknoppix64
With DVD version 7.4.0 and upward the bootloader will start the 64bit kernel automatically if a 64bit-capable CPU is detected (if not manually specified otherwise).
Which eventually brings me to the obvious question: Is Knoppix 8.6 fully 64 bit? Also, are all packages currently available on the Knoppix DVD 64 bit too?
Cisco ASA5525-FTD-K9 Security Appliance with FirePower Services
$1000.00
Fortinet Fortiwifi 60D FG-60D Security Appliance Firewall / VPN w/ AC Adapter
$34.97
Fortinet FortiGate 60F | 10 Gbps Firewall Security Throughput (FG-60F)- Open Box
$381.99
Ubiquiti Networks USG Unifi Security Gateway Router/Firewall
$29.95
Fortinet Fortiwifi 60D FWF-60D Security Appliance Firewall Wifi VPN
$29.99
OPNsense six-port Gigabit router/firewall on Lanner FW-7535 hardware
$69.00
Cisco Meraki MX65-HW Cloud Managed Security Appliance
$45.00
Cisco ASA 5506-X Network Security Firewall Appliance w/ Power Adapter
$69.00
Sophos SG-115 Rev 2 UTM Firewall Security Appliance 4-Port w/Power Adapter
$65.00
PALO ALTO PAN-PA-440 NEXT GEN FIREWALL - NEW
$725.00