Linux Administration/Networking/Troubleshooting

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This lesson covers network troubleshooting.

Objectives and Skills[edit]

Objectives and skills for the network troubleshooting portion of Linux+ certification include:[1]

  • Basic network troubleshooting
    • Manually and automatically configure network interfaces and routing tables to include adding, starting, stopping, restarting, deleting or reconfiguring network interfaces
    • Change, view or configure the routing table and correct an improperly set default route manually
    • Debug problems associated with the network configuration
    • The following is a partial list of the used files, terms and utilities:
      • ifconfig
      • ip
      • ifup
      • ifdown
      • route
      • host
      • hostname
      • dig
      • netstat
      • ping
      • ping6
      • traceroute
      • traceroute6
      • tracepath
      • tracepath6
      • netcat




Lesson Summary[edit]

Key Terms[edit]