• Online, Self-Paced
Course Description

By using the appropriate troubleshooting tools, network problems can be identified and resolved quickly. Discover how to identify a network problem and resolve it using different techniques and tools, and prepare for exam N10-007.

Learning Objectives

Network Troubleshooting

  • start the course
  • identify a user's problem by following the network troubleshooting methodology
  • establish a theory of probable cause by questioning the obvious and considering multiple approaches
  • test a theory to determine the cause and next steps, and if escalation is required
  • establish a plan of action to resolve problems and identify potential effects
  • implement an appropriate solution or escalate if required
  • verify full system functionality and implement preventative measures
  • document findings, actions, and outcomes

Practice: Performing Troubleshooting

  • apply the network troubleshooting methodology to fix network issues

Network Troubleshooting Tools

  • use hardware tools to fix network hardware issues
  • use a packet sniffer to intercept and log network traffic
  • use a port scanner to identify which ports are open on a network
  • use a WiFi analyzer to detect usage
  • use a bandwidth speed tester
  • use network troubleshooting command line tools
  • use Linux command line tools

Practice: Using Troubleshooting Tools

  • use various network troubleshooting tools

Framework Connections

The materials within this course focus on the Knowledge Skills and Abilities (KSAs) identified within the Specialty Areas listed below. Click to view Specialty Area details within the interactive National Cybersecurity Workforce Framework.

Feedback

If you would like to provide feedback for this course, please e-mail the NICCS SO at NICCS@hq.dhs.gov.