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#network setup #lan #cabling #network hardware #physical layer #ccna setup #ethernet

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#electrical signal #data line #bit transmission #physical layer #single-channel #serial line

🔌🧵✨

#fibre optic connector #patch cord #light signal #optical connection #data transmission #SC connector #LC connector #physical layer

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#balanced line #twisted pair #long distance serial #physical layer #differential pair

📶🔗🗯️⬆️💻

#OSI layers #network stack #physical layer #data link layer #network layer