Linux Network Administration - Network Files and Commands

This video tutorial covers essential network configuration files and commands in Linux. It explains the role of nsswitch.conf in hostname resolution, how to configure the hosts file for IP addresses and hostnames, and the use of network scripts for interface settings. The tutorial also discusses DNS configuration using resolv.conf and introduces key network commands like ping, ifconfig, netstat, and TCP dump. These concepts are crucial for system administration and Linux job roles.

How does the 'ping' command work in a Linux environment?

What is the role of the 'ifconfig' command in network configuration?

What commands can be used to bring a network interface up or down?