1.\" Copyright (c) 1980, 1991 Regents of the University of California. 2.\" All rights reserved. 3.\" 4.\" %sccs.include.redist.man% 5.\" 6.\" @(#)timedc.8 6.6 (Berkeley) 03/16/91 7.\" 8.Dd 9.Dt TIMEDC 8 10.Os BSD 4.3 11.ad 12.Sh NAME 13.Nm timedc 14.Nd timed control program 15.Sh SYNOPSIS 16.Nm timedc 17.Oo Ar command\ \& 18.Op Ar argument ... 19.Oc 20.Sh DESCRIPTION 21.Nm Timedc 22is used to control the operation of the 23.Xr timed 8 24program. 25It may be used to: 26.Bl -bullet 27.It 28Measure the differences between machines' clocks, 29.It 30Find the location where the master time server is running, 31.It 32Enable or disable tracing of messages received by 33.Xr timed , 34and 35.It 36Perform various debugging actions. 37.El 38.Pp 39Without any arguments, 40.Nm timedc 41will prompt for commands from the standard input. 42If arguments are supplied, 43.Nm timedc 44interprets the first argument as a command and the remaining 45arguments as parameters to the command. The standard input 46may be redirected causing 47.Nm timedc 48to read commands from a file. 49Commands may be abbreviated; 50recognized commands are: 51.Pp 52.Bl -tag -width Ds -compact 53.It Ic \&? Op Ar command ... 54.It Ic help Op Ar command ... 55Print a short description of each command specified in the argument list, 56or, if no arguments are given, a list of the recognized commands. 57.Pp 58.It Ic clockdiff Ar host ... 59Compute the differences between the clock of the host machine 60and the clocks of the machines given as arguments. 61.Pp 62.It Xo 63.Ic trace 64.Li \&{ Ar on Li \&| 65.Ar off \&} 66.Xc 67Enable or disable the tracing of incoming messages to 68.Xr timed 69in the file 70.Pa /var/log/timed.log. 71.Pp 72.It Ic quit 73Exit from timedc. 74.El 75.Pp 76Other commands may be included for use in testing and debugging 77.Xr timed ; 78the help command and 79the program source may be consulted for details. 80.Sh FILES 81.Bl -tag -width /var/log/timed.masterlog -compact 82.It Pa /var/log/timed.log 83tracing file for timed 84.It Pa /var/log/timed.masterlog 85log file for master timed 86.El 87.Sh SEE ALSO 88.Xr date 1 , 89.Xr adjtime 2 , 90.Xr icmp 4 , 91.Xr timed 8 , 92.Rs 93.%T "TSP: The Time Synchronization Protocol for UNIX 4.3BSD" 94.%A R. Gusella 95.%A S. Zatti 96.Re 97.Sh DIAGNOSTICS 98.Bl -tag -width Ds -compact 99.It ?Ambiguous command 100abbreviation matches more than one command 101.It ?Invalid command 102no match found 103.It ?Privileged command 104command can be executed by root only 105.El 106.Sh HISTORY 107The 108.Nm 109command appeared in 110.Bx 4.3 . 111