Browse Tag

osi model layers

1 Article

369 Days Networking HACKER DUALITY : CODE OF CONDUCT

2 Min Read

on July 18, 2025

Day 8 – OSI Layer 1: Physical Layer

📅 Day 8 – OSI Layer 1: Physical Layer 🏷️ Topic: Physical Layer (OSI Layer 1) 🔍 Key Concept: Cables, Signals, Ports ✍️ Caption: “This is the battlefield where real communication begins — wires, waves, ports.” ⸻ 🪖 Welcome to the Frontline: The Physical…