2G, 3G, 4G Course
This course provides comprehensive mastery of 2G, 3G, and 4G networks end-to-end. Delve into GSM, UMTS, LTE architecture, signaling flows, mobility management, QoS mechanisms, VoLTE, security protocols, and multi-RAT interworking. Equip yourself to design, optimise, troubleshoot, and modernise real-world telecom networks with full confidence and expertise.

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, signaling, QoS, mobility, security, multi-RAT interworking, troubleshooting with traces, key 3GPP specs, 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 connections.
- Decode signaling traces quickly, including NAS, S1AP, GTP, MAP, and ISUP protocols.
- Plan multi-RAT modernisation, refarming spectrum, sizing capacity, and ensuring QoS.
- Troubleshoot KPIs swiftly, 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 workloadWhat our students say
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