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<ol><li value="7">Give this shell script execute permissions and run this shell script. What do you notice from the report that the shell script generated?</li><li>The the wget command to download, set permissions and run the following script to see the usefulness of arrays: '''URL'''</li></ol>
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=== Part 3: Network Connectivity & Network Service Troubleshooting Utilities===
Troubleshooting network problems is an extremely important and frequent task that a Linux/Unix system administrator performs on a daily basis! Since network services (such as file-server, print-servers, web-servers, and email-servers) depend on network connectivity, as Linux/Unix sysadmin must be able to quickly and effectively pin-point sources of network problems in order to resolve them.
Network service problems may not be entirely related to a "broken" network connection, but a service that is not running or not running correctly. The following table lists the most common listing of utilities to assist with detection of network connectivity or network service problems to help correct the problem.
