2G, 3G, 4G Course
4.9/5
This course provides comprehensive mastery of 2G, 3G, and 4G networks end-to-end, covering GSM, UMTS, LTE architecture, signalling, mobility, QoS, VoLTE, and multi-RAT interworking. Learners will gain skills to design, optimise, and troubleshoot real telecom networks effectively with full confidence in practical applications.

4.9 in rating
flexible workload of 4 to 360h
valid certificate in your country
What will I learn?
Gain a clear, practical understanding of 2G, 3G, and 4G mobile networks from end to end. Master identifiers, radio fundamentals, GSM, UMTS, LTE architectures, signalling flows, QoS, mobility, security, multi-RAT interworking, troubleshooting using real traces, key 3GPP specifications, and modernisation strategies for confident network design and optimisation.
Elevify advantages
Develop skills
- Master 2G/3G/4G call flows by tracing voice, SMS, and data end-to-end.
- Analyse GSM, UMTS, and LTE core networks, mapping elements, roles, and links.
- Decode signalling traces quickly, including NAS, S1AP, GTP, MAP, and ISUP.
- Plan multi-RAT modernisation, refarming spectrum, sizing capacity, and ensuring QoS.
- Troubleshoot KPIs rapidly, resolving drops, access failures, and throughput problems.
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 workload.What our students say
Your classes 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 that I don't need.

Mariana FerresPhotography Student
I like the content and the way of presentation and video transcription, 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 in learning.

André FelipePrompt Engineering Student
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