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S5810-28TS, 28-Port Gigabit Ethernet L3 Switch, 24 x Gigabit RJ45, 4 x Combo SFP Ports, with 4 x 10Gb SFP+ Uplinks, Broadcom Chip - FS.com
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IBM BladeCenter 4-Port Gigabit Ethernet Switch 13N2285 OS-CIGESM-18TT-EBU – Z – Garland Computers
5 Port Switch Module 1000M ACTIVE Network Full Gigabit Ethernet Block RTL8367RB | eBay
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