Chapter 21. Basic Network Troubleshooting (Topic 109.3)

Even the simplest of network installations will at times require troubleshooting. Every Linux system administrator needs to understand not only where to start the troubleshooting process but also what tools are available to aid in this endeavor. This chapter covers the following Objective:

Objective 3: Basic Network Troubleshooting

Candidates should be able to perform basic troubleshooting steps in diagnosing network connectivity issues and configuration. This Objective includes tools that show information about local computer configuration and the testing communication with computers on local network and remote connections. Some of these tools may also be used for network configuration, as discussed in the previous Objective. Candidates should be able to view, change, and verify configuration settings and operational status for various network interfaces. Weight: 4.

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