Networking · Beginner → Expert
🕸️ Computer Networking: Beginner to Expert
Understand and troubleshoot networks from Ethernet and IP through routing, switching, DNS, HTTP, Wi-Fi, VPNs, firewalls, monitoring, and design.
Course roadmap
Pass each module exam to unlock the next module.
Module 1 · Beginner
Network Models, Frames, Packets and Protocols
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Module 2 · Beginner
Ethernet, Switching and VLANs
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Module 3 · Beginner
IPv4 Addressing and Subnetting
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Module 4 · Intermediate
IPv6 Fundamentals
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Module 5 · Intermediate
Routing and Path Selection
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Module 6 · Intermediate
TCP, UDP and Transport Behavior
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Module 7 · Advanced
DNS, DHCP and Core Network Services
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Module 8 · Advanced
HTTP, TLS and Application Protocols
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Module 9 · Advanced
Wi-Fi and Wireless Networking
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Module 10 · Advanced
NAT, Firewalls and VPNs
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Module 11 · Expert
Packet Analysis and Troubleshooting
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Module 12 · Expert
Network Design, Resilience and Monitoring
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Module 13 · Expert
Expert Capstone: Business Network Design
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Certification gate
Final course exam
Pass mark: 80%. Time limit: 360 minutes. All module exams must be passed first.
Locked until modules are passed