General Knoppix support for those who've read the FAQ at the Wiki
Cisco WS-C2960X-24TS-L 24 Port Gigabit Ethernet Network Switch 2960X
$49.99
Juniper Networks EX3300 EX3300-48P 48-Port Gigabit PoE+ Switch
$37.11
Cisco Catalyst WS-C3750X-48PF-S 48-Port Gigabit Network Switch With 10G Module
$79.99
YuanLey 18 Port Ethernet Switch,with 16 port 10/100Mpbs PoE,2 Gigabit Uplink
$40.00
TP-Link TL-SG1008D 10/100/1000 Mbps 8-Port Gigabit Desktop Ethernet Switch.
$10.00
Cisco SG300-52-Port Gigabit Managed Rack Mountable Network Switch
$44.95
NETGEAR GS108 ProSafe 8-Port GbE Unmanaged Switch w/ Power Adapter
$14.99
Cisco WS-C2950-24 Layer 2 Switch 24-Port 10/100 Catalyst 2950 Series
$25.00
HP ProCurve 2530-48G 48 Port Gigabit Ethernet Network Switch J9775A TESTED
$30.70
TP-Link TL-SG1008P 8 Port Gigabit PoE Switch
$42.49