General Knoppix support for those who've read the FAQ at the Wiki
Cisco Nexus 48-Port 10G SFP+ Switch N9K-9396PX w/ 9K-M12PQ 12-Port 40G QSFP
$314.99
Cisco RV160 VPN Router 4 Gigabit Ethernet Ports RV160-K9-AR
$80.00
Cisco Catalyst 48-Port Manage Gigabit Switch w/ 2x 10G SFP+ WS-C2960S-48FPD-L
$47.99
Cisco WS-X4712-SFP+E 12-Port 10GbE Line Card SFP+ Module Catalyst 4500E Series
$94.99
Cisco Catalyst WS-C2960-48TT-L V02 48 Port Fast Ethernet Switch
$34.00
Cisco WS-C3850-48P-L 48-Port Gigabit 3850 PoE Switch w/ 715W+ C3850-NM-4-1G Mod
$83.00
Cisco WS-C3850-48U-S 48 Port UPoE Switch Latest IOS Rack Mounts 90 Day Warranty
$69.00
Cisco C3850-NM-2-10G 2 Port Network Exp.Module for 3850
$38.99
Cisco C9200 48-Port Gigabit Network Switch With Ears P/N: C9200-48T-E Dual Power
$679.97
32 Port 40GbE QSFP+ Cisco Nexus Enterprise Layer 3 VXLAN Switch Dual PSU
$149.00