Computer Networks/Tools and Utilities

This lesson covers network tools and utilities.

Objectives and Skills

Objectives and skills for the network tools and utilities portion of Network+ certification include:

• Given a scenario, analyze and interpret the output of troubleshooting tools
  • Command line tools
    • ipconfig
    • netstat
    • ifconfig
    • ping/ping6/ping -6
    • tracert/tracert -6/traceroute6/traceroute -6
    • nbtstat
    • nslookup
    • arp
    • arping
    • mac address lookup table
    • pathping
  • Line testers
  • Certifiers
  • Multimeter
  • Cable tester
  • Light meter
  • Toner probe
  • Speed test sites
  • Looking glass sites
  • WiFi analyzer
  • Protocol analyzer

Readings

1. Wikipedia: Network utility and related articles.

Multimedia

1. YouTube: Command Line Tools - CompTIA Network+ N10-006 - 4.2
2. YouTube: Physical Testing Tools - CompTIA Network+ N10-006 - 4.2
3. YouTube: Web-based Troubleshooting Tools - CompTIA Network+ N10-006 - 4.2
4. YouTube: Protocol Analyzers - CompTIA Network+ N10-006 - 4.2

Activities

Network tools and utilities have been used throughout this course. The following activities may be used for review.

1. Use data link layer utilities:
   • getmac
   • arp
   • ipconfig /all
2. Use network layer utilities:
   • ping
   • tracert
3. Use transport layer utilities:
   • netstat
   • nbtstat
4. Use application layer utilities:
   • nslookup
   • Wireshark