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 workers in today's connected world.

flexible workload of 4 to 360h
valid certificate 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. Master tools like ping, traceroute, tcpdump, Wireshark, dig, nslookup, and netstat to quickly spot and solve outages, DNS faults, NAT troubles, and slow speeds, while applying fixes and talking effectively with service providers.
Elevify advantages
Develop skills
- Develop a network troubleshooting guide to quickly find and fix unstable internet issues.
- Master TCP/IP and HTTP(S) traffic review by analysing packet captures to identify problems swiftly.
- Excel in DNS checks using dig and nslookup to spot and resolve name resolution errors.
- Build expertise in capturing traffic with tcpdump and Wireshark to uncover hidden network glitches.
- Learn to escalate issues to ISPs and firewalls with solid proof to get faster resolutions.
Suggested summary
Before starting, you can change the chapters and the workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workloadWhat our students say
Your lessons are perfect. I purchased the one-year package and finally have the opportunity to follow various topics of my interest without needing to change platforms... I thank you for everything you do, I've already recommended you to other people...

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

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

Luciana AlvarengaNail Design Student
The platform is fast, simple to use. The diversity of content and complementary videos help a lot with learning.

André FelipePrompt Engineering Student
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