General Knoppix support for those who've read the FAQ at the Wiki
Cisco Catalyst 3850 XS 10G SFP+ 24-Port Network Switch WS-C3850-24XS-E
$750.00
Cisco Nexus 96-Port 10G SFP+ Switch N9K-93128TX w/ 9K-M12PQ 12-Port 40G QSFP
$149.99
Cisco Catalyst C9300-24UX-A 24 Port 10G/mGig Copper UPOE Network Switch
$375.00
Cisco GRWIC-D-ES-2S-8PC Connected Grid Ethernet Switch Module
$174.95
Genuine Cisco SFP-10G-SR V03 10GBASE-SR SFP+ Transceiver Module 10-2415-03
$8.00
Genuine Cisco SFP-10G-SR Transceiver Module (10-2415-03)
$5.85
Cisco C3850-NM-2-10G 2 Port Network Exp.Module for 3850
$32.90
Cisco RV325 14-Port Gigabit Wired Router - RV325-K9-NA
$68.00
Cisco Catalyst C9300-48P-E 48-Port Gigabit PoE+ Network Switch w/ C9300-NM-4G
$749.95
Cisco Catalyst C9300-24UX-A 24 UPOE Switch 90 Day Warranty
$320.00