|
|
@ -1,4 +1,4 @@ |
|
|
|
.\" $OpenBSD: ntpd.8,v 1.4 2004/07/09 19:33:09 jmc Exp $ |
|
|
|
.\" $OpenBSD: ntpd.8,v 1.5 2004/07/13 19:51:38 jmc Exp $ |
|
|
|
.\" |
|
|
|
.\" Copyright (c) 2003, 2004 Henning Brauer <henning@openbsd.org> |
|
|
|
.\" |
|
|
@ -29,25 +29,55 @@ |
|
|
|
.Sh DESCRIPTION |
|
|
|
The |
|
|
|
.Nm |
|
|
|
daemon implements the Simple Network Time Protocol version 4 as described |
|
|
|
in RFC 2030 and the Network Time Protocol version 3 as described in RFC 1305. |
|
|
|
It can synchronize the local clock to one or more remote NTP servers and act |
|
|
|
as NTP server itself, redistributing the local time. |
|
|
|
daemon synchronizes the local clock to one or more remote NTP servers, |
|
|
|
and can also act as an NTP server itself, |
|
|
|
redistributing the local time. |
|
|
|
It implements the Simple Network Time Protocol version 4, |
|
|
|
as described in RFC 2030, |
|
|
|
and the Network Time Protocol version 3, |
|
|
|
as described in RFC 1305. |
|
|
|
.Pp |
|
|
|
.Nm |
|
|
|
is usually started at boot time, and can be enabled by |
|
|
|
setting the following in |
|
|
|
.Pa /etc/rc.conf.local : |
|
|
|
.Pp |
|
|
|
.Dl ntpd_flags=\&"\&" |
|
|
|
.Pp |
|
|
|
See |
|
|
|
.Xr rc 8 |
|
|
|
and |
|
|
|
.Xr rc.conf 8 |
|
|
|
for more information on the boot process |
|
|
|
and enabling daemons. |
|
|
|
.Pp |
|
|
|
When |
|
|
|
.Nm |
|
|
|
starts up, it reads settings from a configuration file, |
|
|
|
typically |
|
|
|
.Xr ntpd.conf 5 . |
|
|
|
.Pp |
|
|
|
The options are as follows: |
|
|
|
.Bl -tag -width Ds |
|
|
|
.Bl -tag -width "-f fileXXX" |
|
|
|
.It Fl d |
|
|
|
Do not daemonize and log to |
|
|
|
Do not daemonize. |
|
|
|
If this option is specified, |
|
|
|
.Nm |
|
|
|
will run in the foreground and log to |
|
|
|
.Em stderr . |
|
|
|
.It Fl f Ar file |
|
|
|
Specify an alternate location, |
|
|
|
.Ar file , |
|
|
|
for the configuration file. |
|
|
|
Use |
|
|
|
.Ar file |
|
|
|
as the configuration file, |
|
|
|
instead of the default |
|
|
|
.Pa /etc/ntpd.conf . |
|
|
|
.El |
|
|
|
.Sh FILES |
|
|
|
.Bl -tag -width "/etc/ntpd.conf" -compact |
|
|
|
.Bl -tag -width "/etc/ntpd.confXXX" -compact |
|
|
|
.It Pa /etc/ntpd.conf |
|
|
|
default |
|
|
|
.Nm |
|
|
|
configuration file. |
|
|
|
configuration file |
|
|
|
.El |
|
|
|
.Sh SEE ALSO |
|
|
|
.Xr date 1 , |
|
|
|