.\"	$FabBSD$
.\"	$OpenBSD: netstart.8,v 1.16 2007/05/31 19:19:59 jmc Exp $
.\"
.\" Copyright (c) 2002, Miodrag Vallat.
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.\"     @(#)rc.8	8.2 (Berkeley) 12/11/93
.\"
.Dd $Mdocdate: May 31 2007 $
.Dt NETSTART 8
.Os
.Sh NAME
.Nm netstart
.Nd command scripts for network startup
.Sh SYNOPSIS
.Pa /etc/netstart
.Op Ar interface ...
.Sh DESCRIPTION
.Nm
is the command script that is invoked by
.Xr rc 8
during an automatic reboot and after single user mode is exited;
it performs network initialization.
.Pp
The
.Nm
script can also be used to start newly created interfaces, or reset existing
interfaces to their default state.
The behaviour of this script is (or can be) controlled to some
extent by variables defined in
.Pa /etc/rc.conf ,
which specifies which daemons and services are to be run.
.Pp
During the system boot,
.Nm
is executed.
.Nm
performs the following operations, in the sequence given:
.Pp
.Bl -bullet -compact -offset indent
.It
Set the machine's name.
.It
Configure the loopback interface.
.It
Configure all the physical interfaces.
.It
Configure the following non-physical interfaces:
.Xr trunk 4 ,
.Xr vlan 4 ,
and
.Xr carp 4 .
.It
Initialize the routing table and set up the default routes.
.It
Configure the remaining non-physical interfaces:
.Xr gif 4
and
.Xr gre 4 .
.El
.Pp
.Sh SEE ALSO
.Xr multicast 4 ,
.Xr defaultdomain 5 ,
.Xr hostname.if 5 ,
.Xr myname 5 ,
.Xr ifconfig 8 ,
.Xr rc 8 ,
.Xr rc.conf 8
.Sh HISTORY
The
.Nm
command first appeared in
.Bx 4.0 .