Linuxconf provide five predefined run-levels generally suitable for workstation. Each run-level correspond to a combination of the following features:
Some Linux systems need more control. Some servers never run X for example, but may support various configuration through /etc/inittab. It is possible to reprogram the five definition provide by Linuxconf. Each of the three topics above may be controlled separately for each of the five run-levels. And you are allowed to give a different name.