Networking Fundamentals

In development

How data actually moves: the OSI and TCP/IP models, IPv4 addressing and subnetting, switching and routing, DNS and DHCP, wireless, and the command-line tools that diagnose it all.

Category: Technology
Difficulty: Beginner / Intermediate
Estimated time: 45 hours
Price: $199

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Learning outcomes

By the end of this course you will be able to:

Map a fault to the correct OSI layer
Subnet an IPv4 network and assign addressing correctly
Explain the role of switches, routers, DNS and DHCP
Diagnose connectivity with ping, traceroute, nslookup and ipconfig

Curriculum

The lessons for this course are being authored now. We publish the module list when the content behind it actually exists — we would rather show you nothing than a syllabus that has not been written. The scope, outcomes and project below are real and final.

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What you will build

A documented small-business network design with addressing plan and diagram.