Networks and Telecommunications Course
This course teaches networks and telecommunications for modern VoIP systems. Participants learn QoS, VLANs, SIP call flows, VPN routing, security measures, and capacity planning. These skills enable designing, optimizing, and troubleshooting reliable, high-quality voice and data networks in practical settings. By the end, learners can deploy effective network solutions confidently.

from 4 to 360h flexible workload
valid certificate in your country
What will I learn?
This course provides hands-on skills for designing, securing, and optimizing IP voice and data networks. Key topics include QoS, VoIP call flows, VLANs, IP addressing, VPN routing, capacity planning, Wi-Fi setup, office topologies, encryption, redundancy, and monitoring. Graduates will be equipped to plan, implement, and resolve issues in high-performance network and voice systems.
Elevify advantages
Develop skills
- Design secure VoIP networks by segmenting, encrypting, and protecting SIP/RTP traffic.
- Optimize QoS for voice through tuning DSCP, queues, and jitter to improve call clarity.
- Plan IP, VLAN, and VPN layouts to create scalable multi-site voice and data networks.
- Calculate trunk and bandwidth sizes using codecs, SIP capacity, and WAN requirements accurately.
- Monitor and troubleshoot VoIP issues with packet capture, RTCP, and key performance indicators.
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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