General Knoppix support for those who've read the FAQ at the Wiki
Cisco Catalyst C9300-24UX-A 24 Port 10G/mGig Copper UPOE Network Switch
$499.00
Cisco WS-C3750X-48PF-S 48 Port PoE Gigabit Switch w/ C3KX-NM-10G & Dual 1100WAC
$121.88
Cisco 2900 Series CISCO2901/K9 v06 Integrated Services Router
$39.99
Cisco Nexus N9K-C93108TC-EX 48-Port 10G RJ-45 6x100G QSFP Network Switch W/Ears
$499.99
Genuine Cisco ‎SFP-10G-SR Transceiver Module (10-2415-03)
$5.85
CISCO SFP-10G-LR SFP TRANSCEIVER MODULE GBIC 10G 10GB SFP - 1 Year Warranty
$39.99
✅ CISCO ASR1001X-K9 6-PORT x 1 Gigabit SFP ROUTER, ASR1001-X DUAL-PWR-AC
$539.97
Cisco C3850-NM-2-10G 2 Port Network Exp.Module for 3850
$32.90
Cisco Meraki MS250-24P-HW 24 Port 370W Ethernet Switch UNCLAIMED Grade A
$210.00
Cisco SG300-52-Port Gigabit Managed Rack Mountable Network Switch
$44.95