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Mark the -i and -n options as mutually exclusive and fix various

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mdoc formatting nits.

PR:		57027
Approved by:	simon
Obtained from:	OpenBSD
This commit is contained in:
Christian Weisgerber 2003-10-03 00:44:11 +00:00
parent bf17fc53ac
commit 9a0e785bba
1 changed files with 17 additions and 13 deletions
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30
usr.sbin/timed/timed/timed.8
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@ -41,8 +41,7 @@
.Sh SYNOPSIS
.Nm
.Op Fl dtM
.Op Fl i Ar network
.Op Fl n Ar network
.Op Fl i Ar network | Fl n Ar network
.Op Fl F Ar host ...
.Sh DESCRIPTION
The
@ -108,7 +107,7 @@ to add more than one network to the list.
.It Fl t
Enable tracing of received messages
and log to the file
.It Pa /var/log/timed.log .
.Pa /var/log/timed.log .
Tracing can be turned on or off while
.Nm
is running with the
@ -208,15 +207,17 @@ Messages printed by the kernel on the system console occur with
interrupts disabled.
This means that the clock stops while they are printing.
A machine with many disk or network hardware problems and consequent
messages cannot keep good time by itself. Each message typically causes
the clock to lose a dozen milliseconds. A time daemon can
correct the result.
messages cannot keep good time by itself.
Each message typically causes
the clock to lose a dozen milliseconds.
A time daemon can correct the result.
.Pp
Messages in the system log about machines that failed to respond
usually indicate machines that crashed or were turned off.
Complaints about machines that failed to respond to initial time
settings are often associated with "multi-homed" machines
that looked for time masters on more than one network and eventually
settings are often associated with
.Dq multi-homed
machines that looked for time masters on more than one network and eventually
chose to become a slave on the other network.
.Sh WARNINGS
Temporal chaos will result if two or more time daemons attempt
@ -232,21 +233,24 @@ never attempts to adjust the local clock.
.Pp
The protocol is based on
.Tn UDP/IP
broadcasts. All machines within
the range of a broadcast that are using the
broadcasts.
All machines within the range of a broadcast that are using the
.Tn TSP
protocol must cooperate.
There cannot be more than a single administrative domain using the
.Fl F
flag among all machines reached by a broadcast packet.
Failure to follow this rule is usually indicated by complaints concerning
"untrusted" machines in the system log.
.Dq untrusted
machines in the system log.
.Sh FILES
.Bl -tag -width /var/log/timed.masterlog -compact
.It Pa /var/log/timed.log
tracing file for timed
tracing file for
.Nm
.It Pa /var/log/timed.masterlog
log file for master timed
log file for master
.Nm
.El
.Sh SEE ALSO
.Xr date 1 ,