Networking Essentials
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Networking · Internet & Communication

Network Troubleshooting Basics

Use a calm, layered process to isolate physical, configuration, and service problems.

2 min micro-lesson

Lesson focus

Network Troubleshooting Basics

Describe the key ideas behind “Network Troubleshooting Basics” and apply them to a familiar technology scenario.

Video resources will be added as each NEST lesson is published.

Learning objective

What you will understand

Describe the key ideas behind “Network Troubleshooting Basics” and apply them to a familiar technology scenario.

Key ideas

  • Check the physical layer
  • Verify configuration
  • Test one step at a time

Try it

Order a troubleshooting checklist for a device with no internet access.

Quick recap

Use a calm, layered process to isolate physical, configuration, and service problems.

Module checkpoint

Ready to test your understanding?

Answer three source-backed questions, review every explanation, and unlock relevant university course suggestions.

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