Internet technology course
This practical course equips you with vital skills in internet troubleshooting, focusing on DNS, TCP/IP, routing, and packet analysis. Diagnose disruptions, correct setups, and boost application efficiency—key competencies for network admins, DevOps teams, and IT specialists in dynamic environments.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
Gain hands-on expertise in resolving real-world internet issues through this targeted course covering TCP/IP basics, DNS structures, HTTP(S) protocols, and packet flows. Master tools like ping, traceroute, tcpdump, Wireshark, dig, nslookup, and netstat to swiftly identify intermittent outages, DNS faults, NAT problems, and performance bottlenecks, implement secure fixes, and liaise effectively with service providers.
Elevify advantages
Develop skills
- Develop a network troubleshooting guide to quickly pinpoint sporadic internet disruptions.
- Analyse TCP/IP and HTTP(S) traffic flows by interpreting packet captures to identify issues rapidly.
- Master DNS diagnostics using dig and nslookup to resolve lookup failures effectively.
- Acquire proficiency in traffic capture with tcpdump and Wireshark to uncover concealed network problems.
- Learn to escalate issues to ISPs and firewalls with compelling evidence 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 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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