2G, 3G, 4G Course
This course delivers comprehensive mastery of 2G, 3G, and 4G mobile networks end-to-end. Delve into GSM, UMTS, and LTE architectures, signalling flows, mobility, QoS, VoLTE capabilities, and multi-RAT interworking. Equip yourself to design, optimise, and troubleshoot live telecom networks with assured expertise and precision.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
Gain a practical understanding of 2G, 3G, and 4G mobile networks from end to end. Master identifiers, radio principles, GSM, UMTS, LTE structures, signalling processes, QoS, mobility management, and security features. Explore multi-RAT integration, real-world trace troubleshooting, essential 3GPP standards, and effective modernisation plans to confidently design, optimise, and upgrade networks.
Elevify advantages
Develop skills
- Master 2G, 3G, 4G call flows by tracing voice, SMS, and data end-to-end.
- Analyse GSM, UMTS, LTE core networks, mapping elements, roles, and connections.
- Decode signalling traces swiftly, including NAS, S1AP, GTP, MAP, and ISUP.
- Plan multi-RAT upgrades, managing spectrum refarming, capacity, and QoS.
- Troubleshoot KPIs rapidly, resolving drops, access issues, 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
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