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Day 13 – OSI Layer 6: Presentation Layer

πŸ“… Day 13 – OSI Layer 6: Presentation Layer 🏷️ Topic: Presentation Layer πŸ” Key Concept: Translates and Encrypts Data ✍️ Caption: β€œThis layer is the translator and secret keeper β€” formats and secures data.” βΈ» 🧠 Presentation Layer β€” The Translator & Secret Agent of Networking Let’s say two people from different countries want […]

Day 12 – OSI Layer 5: Session Layer

πŸ“… Day 12 – OSI Layer 5: Session Layer 🏷️ Topic: Session Layer πŸ” Key Concept: Starting, Managing, Ending Communication ✍️ Caption: β€œOpens the call, keeps it alive, and says goodbye β€” just like a phone call.” βΈ» ☎️ The Session Layer β€” Your Digital Call Handler Think about a phone call:You dial, talk, and […]

Day 11 – OSI Layer 4: Transport Layer

πŸ“… Day 11 – OSI Layer 4: Transport Layer 🏷️ Topic: Transport Layer πŸ” Key Concept: Reliable Delivery (TCP/UDP) ✍️ Caption: β€œDelivers your message either carefully (TCP) or quickly (UDP).” βΈ» πŸ“¬ Transport Layer β€” The Delivery Agent of the Internet Let’s say you’re sending an important letter or a birthday party invite. Do you:β€’ […]

OSI Layer 3: Network Layer

πŸ“… Day 10 – OSI Layer 3: Network Layer 🏷️ Topic: Network Layer πŸ” Key Concept: IP Addressing and Routing ✍️ Caption: β€œThis layer finds the path β€” like a GPS for your data.” βΈ» πŸ—ΊοΈ Meet the Network Layer β€” The Navigator of the Internet Imagine you’re driving across states, from Andhra Pradesh to […]

Day 8 – OSI Layer 1: Physical Layer

πŸ“… Day 8 – OSI Layer 1: Physical Layer 🏷️ Topic: Physical Layer (OSI Layer 1) πŸ” Key Concept: Cables, Signals, Ports ✍️ Caption: β€œThis is the battlefield where real communication begins β€” wires, waves, ports.” βΈ» πŸͺ– Welcome to the Frontline: The Physical Layer In a war zone, no strategy works without boots on […]