LPI Linux Certification/LPIC2 Exam 202/Network Troubleshooting

From Wikibooks, the open-content textbooks collection

LPIC2 Exam 202 Detailed_Objectives Networking Basic networking configuration Advanced Network Configuration and Troubleshooting Mail & News DNS Web Services Network Client Management System Security Network Troubleshooting Exercises results

Contents 1 Section Overview 2 Troubleshooting network issues 2.1 Overview 2.2 Exercises

[edit] Section Overview

• Troubleshooting network issues

[edit] Troubleshooting network issues

[edit] Overview

Description: The candidate should be able to identify and correct common network setup issues to include knowledge of locations for basic configuration files and commands.

Key files, terms, and utilities include:

/sbin/ifconfig
/sbin/route
/bin/netstat
/etc/network 
/etc/sysconfig/network-scripts
System log files
/usr/sbin/traceroute
/sbin/hostname
/usr/bin/nslookup
/usr/bin/dig
/bin/dmesg

[edit] Exercises