Networking Basics

How networks actually move data — IP addresses, routers, Wi-Fi and the troubleshooting steps that fix most problems. The free first step toward CCNA, a skill 8 of 100 researched employers named.

6 lessons · 4 hours · Instructor Ali · Free

Lessons

  1. 1 The journey of one WhatsApp message
  2. 2 IP addresses: the postal system of the internet sign in
  3. 3 Routers, switches and Wi-Fi: the boxes and what each one does sign in
  4. 4 DNS and the path out: names, servers and what 'the internet' runs on sign in
  5. 5 Network security: locking the doors you now know exist sign in
  6. 6 Troubleshooting method — and the road to CCNA sign in

Lesson 1 is open to everyone. Create a free BvLogic ID to continue the course, save your progress and earn your certificate.

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