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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

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02

Switches and routers

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03

IP addresses

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04

Private and public addresses

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05

DHCP concepts

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06

DNS concepts

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07

Ports and services

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08

Wi-Fi conditions

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09

Cables and links

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10

Latency and bandwidth

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11

Firewall purpose

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12

Network segmentation

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13

Troubleshooting sequence

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14

Network documentation

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15

Career learning plan

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