Tecadmin showing you how to use the /etc/nsswitch.conf configuration file in Linux.
What is the /etc/nsswitch.conf file in Linux
What is /etc/nsswitch.conf? /etc/nsswitch.conf is a Linux configuration file that specifies how the system should switch between different name service providers. The file can be used to configure which services should be used for hostname lookup, password lookups, and so on.