for further instructions.
This file defines what should be run when the
.I /sbin/init
-program is instructed to enter a particular \fIrun-level\fR, giving
+program is instructed to enter a particular run level, giving
the administrator an easy way to establish an environment
-for some usage; each run-level is associated with a set of services
-(for example, run-level \fBS\fR is \fIsingle-user\fR mode,
-and run-level \fB2\fR entails running most network services).
-.PP
-The administrator may change the current
-run-level via
+for some usage; each run level is associated with a set of services
+(for example, run level
+.B S
+is single-user mode,
+and run level
+.B 2
+entails running most network services).
+.PP
+The administrator may change the current run level via
.BR init (1),
-and query the current run-level via
+and query the current run level via
.BR runlevel (8).
.PP
However, since it is not convenient to manage individual services
Running the script
without parameters displays the possible arguments.
.SS Sequencing directories
-To make specific scripts start/stop at specific run-levels and in a
+To make specific scripts start/stop at specific run levels and in a
specific order, there are \fIsequencing directories\fR, normally
of the form \fI/etc/rc[0\-6S].d\fR.
In each of these directories,
Each link whose name begins with \[aq]K\[aq] is called with
the argument "stop" (thereby stopping the service).
.PP
-To define the starting or stopping order within the same run-level,
+To define the starting or stopping order within the same run level,
the name of a link contains an \fBorder-number\fR.
Also, for clarity, the name of a link usually
ends with the name of the service to which it refers.
For example,
the link \fI/etc/rc2.d/S80sendmail\fR starts the sendmail service on
-runlevel 2.
+run level 2.
This happens after \fI/etc/rc2.d/S12syslog\fR is run
but before \fI/etc/rc2.d/S90xfs\fR is run.
.PP
-To manage these links is to manage the boot order and run-levels;
+To manage these links is to manage the boot order and run levels;
under many systems, there are tools to help with this task
(e.g.,
.BR chkconfig (8)).