diff --git a/src/usr.sbin/ntpd/ntpd.conf.5 b/src/usr.sbin/ntpd/ntpd.conf.5 index a501b3ce..38ce229b 100644 --- a/src/usr.sbin/ntpd/ntpd.conf.5 +++ b/src/usr.sbin/ntpd/ntpd.conf.5 @@ -1,4 +1,4 @@ -.\" $OpenBSD: ntpd.conf.5,v 1.38 2019/11/06 13:35:25 otto Exp $ +.\" $OpenBSD: ntpd.conf.5,v 1.39 2019/11/10 18:46:53 deraadt Exp $ .\" .\" Copyright (c) 2003, 2004 Henning Brauer .\" @@ -14,7 +14,7 @@ .\" AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT .\" OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. .\" -.Dd $Mdocdate: November 6 2019 $ +.Dd $Mdocdate: November 10 2019 $ .Dt NTPD.CONF 5 .Os .Sh NAME @@ -79,9 +79,9 @@ query from 2001:db8::1 .Ed .It Xo Ic sensor Ar device .Op Ic correction Ar microseconds -.Op Ic weight Ar weight-value -.Op Ic refid Ar string +.Op Ic refid Ar ID-string .Op Ic stratum Ar stratum-value +.Op Ic weight Ar weight-value .Xc Specify a timedelta sensor device .Xr ntpd 8 @@ -103,7 +103,9 @@ sensor * sensor nmea0 .Ed .Pp -An optional correction in microseconds can be given to compensate +A +.Ic correction +in microseconds can be given to compensate for the sensor's offset. The maximum correction is 127 seconds. For example, if a DCF77 receiver is lagging 70ms behind @@ -112,22 +114,16 @@ actual time: sensor udcf0 correction 70000 .Ed .Pp -The optional -.Ic weight -keyword permits finer control over the relative importance -of time sources (servers or sensor devices). -Weights are specified in the range 1 to 10; -if no weight is given, -the default is 1. -A server with a weight of 5, for example, -will have five times more influence on time offset calculation -than a server with a weight of 1. -.Pp -An optional reference ID string - up to 4 ASCII characters - can be +A +.Ic refid +.Ar ID-string +of up up to 4 ASCII characters can be given to publish the sensor type to clients. RFC 2030 suggests some common reference identifiers, but new identifiers "can be contrived as appropriate." -If an ID string is not given, +If an +.Ar ID-string +is not given, .Xr ntpd 8 will use a generic reference ID. For example: @@ -135,9 +131,20 @@ For example: sensor nmea0 refid GPS .Ed .Pp -A stratum value other than the default of 1 can be assigned using the +The .Ic stratum -keyword. +keyword can be used to change the stratum value from the default of 1. +.Pp +The +.Ic weight +keyword permits finer control over the relative importance +of time sources (servers or sensor devices). +Weights are specified in the range 1 to 10; +if no weight is given, +the default is 1. +A server with a weight of 5, for example, +will have five times more influence on time offset calculation +than a server with a weight of 1. .It Xo Ic server Ar address .Op Ic weight Ar weight-value .Xc