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what is data link layer

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369 Days Networking HACKER DUALITY : CODE OF CONDUCT

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on July 19, 2025

Day 9 – OSI Layer 2: Data Link Layer

📅 Day 9 – OSI Layer 2: Data Link Layer 🏷️ Topic: Data Link Layer 🔍 Key Concept: MAC Address, Frame Handling ✍️ Caption: “It ensures who talks first and how the message is dressed (framed).” ⸻ 🧥 Meet the Data Link Layer — The Uniformed Officer of…