TCF LEARN · 15 LESSONS · SELF-PACED
Networking Fundamentals
Understand network paths, addressing, connection troubleshooting, and responsible administration.
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One focused step. Your choice of pace.
Each lesson has seven short steps, estimated at 1–4 minutes each. Choose any lesson or step, learn one idea, practice with a scenario, and check your understanding. Build a small routine and choose an optional review date. Complete every lesson to receive your course certificate.
Estimated learning time: 5 hours. Take breaks and revisit topics whenever you need.
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01
Network purpose
Course outline02
Switches and routers
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IP addresses
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Private and public addresses
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DHCP concepts
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DNS concepts
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Ports and services
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Wi-Fi conditions
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Cables and links
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Latency and bandwidth
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Firewall purpose
Course outline12
Network segmentation
Course outline13
Troubleshooting sequence
Course outline14
Network documentation
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