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a) Schematic of the 4-port network. The ports are numbered. The black... | Download Scientific Diagram
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-1.0-05_large_1504605328584f.jpg "TL-SG1005P | 5-Port Gigabit Desktop Switch with 4-Port PoE | TP-Link")
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Industrial 4-Port GbE PoE++ Switch w/ 2 SFP Ports (508995)
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