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
- about 18 minutes (estimate)
- Free
- Free BvLogic Certificate of Completion
- Video in اردو
- Exercises in اردو
- 16 quiz questions
- 6 exercises
- 1 graded lab
Earn your free BvLogic Certificate of Completion.
A digital credential issued by BvLogic Academy to recognize successful completion of this introductory learning activity.
Not a government qualification or regulatory certification.
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What you'll be able to do
- Trace what actually happens between tapping send and the double tick, and name the machines involved.
- Understand IP addresses, public vs private ranges, and find the addresses of your own devices.
- Tell apart the jobs inside the box on your wall, and set up a small office network on paper.
- Understand DNS name lookup and use ping and tracert to watch your own packets travel.
- Secure a home or small-office network properly, and understand what firewalls and VPNs actually do.
- Apply the layered troubleshooting sequence to any 'internet is not working', and know what the networking career path looks like from here.
Skills covered
- IP Addressing
- Network Troubleshooting
- Networking Fundamentals
Course content
- 1 The journey of one WhatsApp message Trace what actually happens between tapping send and the double tick, and name the machines involved.
- 2 IP addresses: the postal system of the internet Understand IP addresses, public vs private ranges, and find the addresses of your own devices. Sign in to open
- 3 Routers, switches and Wi-Fi: the boxes and what each one does Tell apart the jobs inside the box on your wall, and set up a small office network on paper. Sign in to open
- 4 DNS and the path out: names, servers and what 'the internet' runs on Understand DNS name lookup and use ping and tracert to watch your own packets travel. Sign in to open
- 5 Network security: locking the doors you now know exist Secure a home or small-office network properly, and understand what firewalls and VPNs actually do. Sign in to open
- 6 Troubleshooting method: and the road to CCNA Apply the layered troubleshooting sequence to any 'internet is not working', and know what the networking career path looks like from here. Sign in to open
Course lab
Graded lab · optional practice Your own network, mapped, measured and audited Open the lab →CCNA
CCNA — Networking Foundations
This free course is the introduction to the full CCNA — Networking Foundations programme. The programme is taught by a trainer, marked by the academy, and carries the syllabus in full: the part an employer asks about.
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