In DNS topic, while explaining about /etc/nsswitch.conf referring about hosts entry…nothing is showing in video to understand it better . Please cross check.
Thanks to note it down.
master $ cat /etc/nsswitch.conf # /etc/nsswitch.conf # # Example configuration of GNU Name Service Switch functionality. # If you have the `glibc-doc-reference' and `info' packages installed, try: # `info libc "Name Service Switch"' for information about this file. passwd: compat systemd group: compat systemd shadow: compat gshadow: files hosts: files dns networks: files
Please update video of DNS which helps understand better.