New Part Day: An Open Source Ethernet Switch In The Palm Of Your Hand | Hackaday
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Signamax SI10041 I-100 4 Port Industrial Gigabit Switch - Rapicom, Inc.
IBM BladeCenter 4-Port Gigabit Ethernet Switch 13N2285 OS-CIGESM-18TT-EBU – Z – Garland Computers
Red Lion N-Tron 4 Port Industrial Ethernet Switch - 304TX
Netgear GS305P-200NAS 5-port Gigabit Ethernet PoE+ Unmanaged Switch / This I | Full Compass Systems
Pcie Fast Ethernet 10/100mbps Switch Board Card Ic Plus Ip175 Chipset 5 Port Rj45 Network Switch Lan Card - Add On Cards & Controller Panels - AliExpress
5 Port Switch Module 1000M ACTIVE Network Full Gigabit Ethernet Block RTL8367RB | eBay