To make changes using the command line utility chronyc in interactive mode, enter the following command as root:

~]# chronyc

chronyc must run as root if some of the restricted commands are to be used.

The chronyc command prompt will be displayed as follows:

chronyc>

You can type help to list all of the commands.

The utility can also be invoked in non-interactive command mode if called together with a command as follows:

~]# chronyc command