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 WS-C3560-48PS-S 48-Port Managed Gigabit PoE Switch
$56.00
Cisco WS-C3650-48FD-S 48-Port Gigabit Managed Switch
$49.99
Cisco Nexus 48-Port 10G SFP+ Switch N9K-9396PX w/ 9K-M12PQ 12-Port 40G QSFP
$249.99
EtherWAN EX17242 Web-Smart 24-Port PoE Gigabit Ethernet Switch
$29.99
HP 2530-48G 48 Port Gigabit Ethernet Network Switch J9775A
$30.95
New Linksys SE3005 5-port Gigabit Ethernet Switch
$18.99
Linksys SE3008 8 Ports Rack Mountable Gigabit Ethernet Switch
$21.99
HP ProCurve 2530-24G J9776A 24 Port Gigabit Ethernet Managed Network Switch
$34.99
Juniper Networks EX3300-48P 48-Port PoE+ 4x SFP+ Network Switch w/ Power Cord
$43.95
Netgear Prosafe Plus JGS524PE 24 Port Gigabit Switch 12 Port PoE JGS524PE-100NAS
$129.98