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Free CompTIA Network+ N10-008 Practice Question

A network administrator notices that several users cannot connect to the internet. Upon examination, the administrator finds that the users can successfully ping devices within the LAN but fail to ping any external IP addresses. Assuming there have been no recent changes to firewall settings, which OSI layer should the administrator scrutinize NEXT for potential issues?

  • Examine the Network Layer for issues with routing or the routing table

  • Inspect the Data Link Layer for problems with switches or VLAN configurations

  • Check for Physical Layer issues with connectors or cabling

  • Investigate the Application Layer for configuration issues in web browsers or other software

This question's topic:
CompTIA Network+ N10-008 / 
Network Troubleshooting
Your Score:
Network Troubleshooting
Networking Fundamentals
Network Implementations
Network Operations
Network Security