CentOS – setup utility
For RH based distros, the “setup” utility is a must. With this tool you can easily maintain basic system settings (firewall settings, network, start-up services, etc).
If you choose to install minimum system, this tool won’t be available and you’ll need to add it manually.
yum –y install setuptool system-config-network* system-config-firewall* system-config-securitylevel-tui system-config-keyboard ntsysv