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-rw-r--r--ntpd/ntp.conf.def31
1 files changed, 30 insertions, 1 deletions
diff --git a/ntpd/ntp.conf.def b/ntpd/ntp.conf.def
index 5a5af21..e5c44b7 100644
--- a/ntpd/ntp.conf.def
+++ b/ntpd/ntp.conf.def
@@ -404,6 +404,20 @@ in order to avoid accidental or malicious disruption in this mode,
both the server and client should operate using symmetric-key or
public-key authentication as described in
.Sx Authentication Options .
+.It Ic mdnstries Ar number
+If we are participating in mDNS,
+after we have synched for the first time
+we attempt to register with the mDNS system.
+If that registration attempt fails,
+we try again at one minute intervals for up to
+.Ic mdnstries
+times.
+After all,
+.Ic ntpd
+may be starting before mDNS.
+The default value for
+.Ic mdnstries
+is 5.
.El
.Sh Authentication Support
Authentication support allows the NTP client to verify that the
@@ -2606,7 +2620,9 @@ holds the names of the reference clock variables.
.Cm freq Ar freq |
.Cm huffpuff Ar huffpuff |
.Cm panic Ar panic |
-.Cm step Ar srep |
+.Cm step Ar step |
+.Cm stepback Ar stepback |
+.Cm stepfwd Ar stepfwd |
.Cm stepout Ar stepout
.Oc
.Xc
@@ -2666,6 +2682,19 @@ adjustments will never occur.
Note: The kernel time discipline is
disabled if the step threshold is set to zero or greater than the
default.
+.It Cm stepback Ar stepback
+The argument is the step threshold for the backward direction,
+which by default is 0.128 s.
+It can
+be set to any positive number in seconds.
+If both the forward and backward step thresholds are set to zero, step
+adjustments will never occur.
+Note: The kernel time discipline is
+disabled if
+each direction of step threshold are either
+set to zero or greater than .5 second.
+.It Cm stepfwd Ar stepfwd
+As for stepback, but for the forward direction.
.It Cm stepout Ar stepout
The argument is the stepout timeout, which by default is 900 s.
It can