General Knoppix support for those who've read the FAQ at the Wiki
Cisco SG300-52-Port Gigabit Managed Rack Mountable Network Switch
$44.95
TRENDnet TEG-S17D 16-Port Gigabit Unmanaged Network Switch
$50.00
HP JG937A Flexnetwork 5130-48G PoE+ 48-Port Gigabit Network Switch
$56.99
Cisco WS-C2960X-24TS-L 24 Port Gigabit Ethernet Network Switch 2960X
$49.99
Cisco WS-C2950-24 Layer 2 Switch 24-Port 10/100 Catalyst 2950 Series
$25.00
NETGEAR GS108 ProSafe 8-Port GbE Unmanaged Switch w/ Power Adapter
$14.99
HP ProCurve 2530-48G 48 Port Gigabit Ethernet Network Switch J9775A TESTED
$30.70
Cisco SG300-10P 10x PoE RJ45 Gigabit Switch SRW2008P-K9 V03 + Power Adapter
$34.99
Cisco Catalyst WS-C3750G-48TS-S 48 Port Managed Gigabit Ethernet Switch 4x SFP
$47.99
Juniper Networks EX3300 EX3300-48P 48-Port Gigabit PoE+ Switch
$37.11