Data Communications Networks Course
Master data communications networks for modern telecoms. Gain expertise in secure routing, WAN design, QoS, VPNs, and high availability to construct scalable, resilient multi-site networks meeting rigorous performance, security, and compliance standards in enterprise settings.

4 to 360 hours flexible workload
valid certificate in your country
What will I learn?
This Data Communications Networks Course equips you with practical skills to design secure, scalable, and resilient enterprise networks. Delve into IP addressing, subnetting, routing architectures, WAN technologies, QoS, and VPN security, emphasising real-world needs, capacity planning, and high availability for enhanced performance, reliability, and protection across multi-site environments.
Elevify advantages
Develop skills
- Secure network segmentation: apply ACLs, VRFs, and VPNs to protect sites swiftly.
- Multi-site routing design: implement OSPF, EIGRP, and BGP for scalable WANs.
- WAN and QoS tuning: size links, map QoS, and prioritise voice and video traffic.
- High availability builds: design redundant links, gateways, and seamless failover.
- IP addressing strategy: plan VLANs, subnets, and dual-stack for growing enterprises.
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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