Networks and Telecommunications Course
Gain expertise in networks and telecommunications for contemporary VoIP systems. Master QoS, VLANs, SIP call flows, VPN routing, security measures, and capacity planning to design, optimise, and troubleshoot dependable, high-quality voice and data networks in practical settings. This course equips you with hands-on skills for real-world deployment and maintenance.

4 to 360 hours flexible workload
valid certificate in your country
What will I learn?
This Networks and Telecommunications Course delivers practical skills for designing, securing, and optimising modern IP voice and data networks. Master QoS, VoIP call flows, VLANs, IP addressing, VPN routing, capacity planning, Wi-Fi and office topologies, encryption, redundancy, and monitoring. Complete the course prepared to plan, deploy, and troubleshoot reliable, high-quality network and voice solutions effectively.
Elevify advantages
Develop skills
- Design secure VoIP networks by segmenting, encrypting, and protecting SIP/RTP traffic efficiently.
- Optimise QoS for voice calls by tuning DSCP, queues, and jitter to improve call clarity.
- Plan IP addressing, VLANs, and VPNs to create scalable multi-site voice and data networks.
- Calculate trunk sizes, bandwidth, codecs, SIP capacity, and WAN requirements accurately.
- Monitor and troubleshoot VoIP using packet captures, RTCP, and KPIs to resolve issues quickly.
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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