internet technology course
This course teaches real-world internet troubleshooting using hands-on practice with DNS, TCP/IP, routing, and packet analysis. You will learn to identify outages, correct setup errors, and improve application speeds—key abilities for network admins, DevOps teams, and IT support roles in today's connected world.

from 4 to 360h flexible workload
certificate valid in your country
What will I learn?
Gain practical skills in fixing internet problems through this hands-on course covering TCP/IP basics, DNS setup, HTTP(S) processes, and how packets move. Use tools like ping, traceroute, tcpdump, Wireshark, dig, nslookup, and netstat to quickly spot issues such as spotty connections, DNS faults, NAT troubles, and slow speeds. Apply simple fixes and explain problems clearly to service providers.
Elevify advantages
Develop skills
- Develop a troubleshooting guide to quickly find causes of unstable internet connections.
- Master analysing TCP/IP and HTTP(S) traffic by reading packet captures to identify issues swiftly.
- Become expert in DNS checks using dig and nslookup to solve name resolution problems.
- Learn to capture network traffic with tcpdump and Wireshark to uncover hidden faults.
- Gain skills to report issues to ISPs and firewalls with clear proof for faster resolutions.
Suggested summary
Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.What our students say
Your classes are perfect. I got the one-year package and finally have the chance to follow several topics I'm interested in without having to switch platforms... thank you for everything you do, I've already recommended you to others...

Giulio CarloDigital Marketing Student
I like how the lessons get straight to the point and how I can switch chapters and skip content I don't need.

Mariana FerresPhotography Student
I like the content and the way the videos are presented and transcribed, which speeds up the process!

Luciana AlvarengaNail Design Student
The platform is fast and easy to use. The variety of content and the extra videos really help with learning.

Giulio CarloPrompt Engineering Student
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