Configure system authentication resources. More information: https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/system-level_authentication_guide/authconfig-install.
authconfig --test
authconfig --update --passalgo=algorithm
authconfig --update --enableldapauth
authconfig --update --disableldapauth
authconfig --update --enablenis
authconfig --update --enablekrb5
authconfig --update --enablewinbindauth
authconfig --update --enablelocauthorize