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CompTIA Network+ N10-007: Troubleshooting Connectivity & Performance Issues

Target Audience
Expected Duration
Lesson Objectives
Course Number
Expertise Level

Connectivity issues, such as crosstalk, jitter, reflection, and interference, can greately impact network performance. Discover how to troubleshoot common wired and wireless connectivity issues.

Target Audience
Network administrators, network technicians, network installers, helpdesk technicians, IT cable installers, and any other professionals working with computer networks


Expected Duration (hours)

Lesson Objectives

CompTIA Network+ N10-007: Troubleshooting Connectivity & Performance Issues

  • start the course
  • troubleshoot attenuation, latency and jitter given a scenario
  • given a scenario troubleshoot crosstalk and EMI
  • given a scenario troubleshoot opens or cable shorts
  • given a scenario troubleshooting incorrect pinouts and cable types
  • troubleshoot duplex and transceiver mismatches given a scenario
  • troubleshoot bad ports, bottlenecks and VLAN mismatches
  • troubleshoot damaged cables and bent pins
  • troubleshoot network connection LED status indicators
  • troubleshoot wired connectivity issues
  • given a scenario toubleshoot reflection, refraction and latency
  • given a scenario troubleshoot latency, jitter and attenuation
  • troubleshoot incorrect antenna types and antenna placements
  • troubleshoot interference, overcapacity, and channel overlap
  • given a scenario, troubleshoot distance limitation issues and frequenc mismatches
  • troubleshoot issues caused by wrong SSIDs and passphrases
  • given a scenario troubleshoot security type mismatches
  • troubleshoot issues related to power levels and signal-to-noise ratio
  • troubleshoot wireless connectivity issues
  • Course Number:

    Expertise Level