Linux Crash Course for Beginners - 2023 - Network Files and Commands

This video tutorial covers essential network configuration files and commands in Linux. It begins with an overview of network files necessary for machine configuration, followed by detailed explanations of the nsswitch.conf, hosts, sysconfig network, and resolv.conf files. The tutorial also introduces key network commands such as ping, ifconfig, netstat, and TCP dump, emphasizing their importance in system administration. Viewers will learn how to configure IP addresses, hostnames, and DNS settings, and understand the role of each file and command in maintaining network connectivity.

How does the DNS server function in relation to hostnames and IP addresses?

What command would you use to check the current network interfaces on a Linux machine?

What is the purpose of the TCP dump command in network monitoring?