Lines Matching +full:network +full:- +full:on +full:- +full:chip

2 .  it 1 an-trap
6 .ds B-Font [CB]
7 .ds I-Font [CI]
8 .ds R-Font [CR]
10 .ds B-Font B
11 .ds I-Font I
12 .ds R-Font R
15 .\" EDIT THIS FILE WITH CAUTION (in-mem file)
17 .\" It has been AutoGen-ed May 25, 2024 at 12:04:07 AM by AutoGen 5.18.16
18 .\" From the definitions ntpd-opts.def
19 .\" and the template file agman-cmd.tpl
21 \f\*[B-Font]ntpd\fP
22 \- NTP daemon program
24 \f\*[B-Font]ntpd\fP
26 [\f\*[B-Font]\-flags\f[]]
27 [\f\*[B-Font]\-flag\f[] [\f\*[I-Font]value\f[]]]
28 [\f\*[B-Font]\-\-option-name\f[][[=| ]\f\*[I-Font]value\f[]]]
35 \f\*[B-Font]ntpd\fP
40 Network Time Protocol (NTP) version 4, as defined by RFC-5905,
42 version 3, as defined by RFC-1305, and versions 1
43 and 2, as defined by RFC-1059 and RFC-1119, respectively.
48 \f\*[B-Font]ntpd\fP
49 utility does most computations in 64-bit floating point
50 arithmetic and does relatively clumsy 64-bit fixed point operations
60 \f\*[B-Font]ntpd\fP
66 specify a working, although limited, configuration entirely on the
76 \f\*[B-Font]ntpd\fP,
78 \f\*[B-Font]ntpd\fP
84 \f\*[B-Font]\-c\f[]
90 \f\*[B-Font]ntpd\fP
93 \f\*[B-Font]ntpd\fP
104 \f\*[B-Font]ntpd\fP
108 \f\*[B-Font]ntpd\fP
114 .NOP \f\*[B-Font]\-4\f[], \f\*[B-Font]\-\-ipv4\f[]
119 Force DNS resolution of following host names on the command line
122 .NOP \f\*[B-Font]\-6\f[], \f\*[B-Font]\-\-ipv6\f[]
127 Force DNS resolution of following host names on the command line
130 .NOP \f\*[B-Font]\-a\f[], \f\*[B-Font]\-\-authreq\f[]
139 .NOP \f\*[B-Font]\-A\f[], \f\*[B-Font]\-\-authnoreq\f[]
148 .NOP \f\*[B-Font]\-b\f[], \f\*[B-Font]\-\-bcastsync\f[]
152 .NOP \f\*[B-Font]\-c\f[] \f\*[I-Font]string\f[], \f\*[B-Font]\-\-configfile\f[]=\f\*[I-Font]string\f[]
159 .NOP \f\*[B-Font]\-d\f[], \f\*[B-Font]\-\-debug\-level\f[]
164 .NOP \f\*[B-Font]\-D\f[] \f\*[I-Font]number\f[], \f\*[B-Font]\-\-set\-debug\-level\f[]=\f\*[I-Font]number\f[]
170 .NOP \f\*[B-Font]\-f\f[] \f\*[I-Font]string\f[], \f\*[B-Font]\-\-driftfile\f[]=\f\*[I-Font]string\f[]
182 .NOP \f\*[B-Font]\-g\f[], \f\*[B-Font]\-\-panicgate\f[]
191 \fB-q\fP
193 \fB-x\fP
199 .NOP \f\*[B-Font]\-G\f[], \f\*[B-Font]\-\-force\-step\-once\f[]
213 .NOP \f\*[B-Font]\-i\f[] \f\*[I-Font]string\f[], \f\*[B-Font]\-\-jaildir\f[]=\f\*[I-Font]string\f[]
221 \fB-u\fP
226 \fB--enable-clockctl\fP) or Linux (configure with
227 \fB--enable-linuxcaps\fP) or Solaris (configure with \fB--enable-solarisprivs\fP).
229 .NOP \f\*[B-Font]\-I\f[] \f\*[I-Font]iface\f[], \f\*[B-Font]\-\-interface\f[]=\f\*[I-Font]iface\f[]
230 Listen on an interface name or address.
233 Open the network address given, or all the addresses associated with the
239 .NOP \f\*[B-Font]\-k\f[] \f\*[I-Font]string\f[], \f\*[B-Font]\-\-keyfile\f[]=\f\*[I-Font]string\f[]
249 .NOP \f\*[B-Font]\-l\f[] \f\*[I-Font]string\f[], \f\*[B-Font]\-\-logfile\f[]=\f\*[I-Font]string\f[]
258 .NOP \f\*[B-Font]\-L\f[], \f\*[B-Font]\-\-novirtualips\f[]
266 .NOP \f\*[B-Font]\-M\f[], \f\*[B-Font]\-\-modifymmtimer\f[]
273 .NOP \f\*[B-Font]\-n\f[], \f\*[B-Font]\-\-nofork\f[]
276 wait-sync.
279 .NOP \f\*[B-Font]\-N\f[], \f\*[B-Font]\-\-nice\f[]
286 .NOP \f\*[B-Font]\-p\f[] \f\*[I-Font]string\f[], \f\*[B-Font]\-\-pidfile\f[]=\f\*[I-Font]string\f[]
296 .NOP \f\*[B-Font]\-P\f[] \f\*[I-Font]number\f[], \f\*[B-Font]\-\-priority\f[]=\f\*[I-Font]number\f[]
306 .NOP \f\*[B-Font]\-q\f[], \f\*[B-Font]\-\-quit\f[]
309 saveconfigquit, wait-sync.
317 \fB-g\fP
319 \fB-x\fP
323 .NOP \f\*[B-Font]\-r\f[] \f\*[I-Font]string\f[], \f\*[B-Font]\-\-propagationdelay\f[]=\f\*[I-Font]string\f[]
328 .NOP \f\*[B-Font]\-\-saveconfigquit\f[]=\f\*[I-Font]string\f[]
331 quit, wait-sync.
337 .NOP \f\*[B-Font]\-s\f[] \f\*[I-Font]string\f[], \f\*[B-Font]\-\-statsdir\f[]=\f\*[I-Font]string\f[]
345 .NOP \f\*[B-Font]\-t\f[] \f\*[I-Font]tkey\f[], \f\*[B-Font]\-\-trustedkey\f[]=\f\*[I-Font]tkey\f[]
351 .NOP \f\*[B-Font]\-u\f[] \f\*[I-Font]string\f[], \f\*[B-Font]\-\-user\f[]=\f\*[I-Font]string\f[]
358 \fB--enable-clockctl\fP) or Linux (configure with
359 \fB--enable-linuxcaps\fP) or Solaris (configure with \fB--enable-solarisprivs\fP).
361 .NOP \f\*[B-Font]\-U\f[] \f\*[I-Font]number\f[], \f\*[B-Font]\-\-updateinterval\f[]=\f\*[I-Font]number\f[]
370 .NOP \f\*[B-Font]\-\-var\f[]=\f\*[I-Font]nvar\f[]
375 .NOP \f\*[B-Font]\-\-dvar\f[]=\f\*[I-Font]ndvar\f[]
380 .NOP \f\*[B-Font]\-w\f[] \f\*[I-Font]number\f[], \f\*[B-Font]\-\-wait\-sync\f[]=\f\*[I-Font]number\f[]
395 .NOP \f\*[B-Font]\-x\f[], \f\*[B-Font]\-\-slew\f[]
403 \fB-g\fP
405 \fB-q\fP
412 .NOP \f\*[B-Font]\-\-usepcc\f[]
417 they have the same frequency, the CPU counter (RDTSC on x86) is
420 .NOP \f\*[B-Font]\-\-pccfreq\f[]=\f\*[I-Font]string\f[]
424 The CPU counter (RDTSC on x86) is used unconditionally with the
427 .NOP \f\*[B-Font]\-m\f[], \f\*[B-Font]\-\-mdns\f[]
433 .NOP \f\*[B-Font]\-\&?\f[], \f\*[B-Font]\-\-help\f[]
436 .NOP \f\*[B-Font]\-\&!\f[], \f\*[B-Font]\-\-more-help\f[]
439 .NOP \f\*[B-Font]\-\-version\f[] [{\f\*[I-Font]v|c|n\f[]}]
448   \fBNTPD_<option-name>\fP or \fBNTPD\fP
454 \f\*[B-Font]ntpd\fP
462 In order to protect the network
470 \f\*[B-Font]iburst\f[]
472 \f\*[B-Font]server\f[]
480 time-of-year (TOY) chip to maintain the time during periods when
482 When the machine is booted, the chip is used to
486 chip from time to time.
488 \f\*[B-Font]ntpd\fP
489 detects that the time on the host
491 \f\*[B-Font]ntpd\fP
495 (Reasons for this include there is no TOY chip,
496 or its battery is dead, or that the TOY chip is just of poor quality.)
498 \f\*[B-Font]ntpd\fP
502 \f\*[B-Font]\-g\f[]
504 clock will be set to the server time regardless of the chip time
510 \f\*[B-Font]ntpd\fP
516 \f\*[B-Font]ntpd\fP
520 Under conditions of extreme network
522 the synchronization distance, which is equal to one-half the
525 \f\*[B-Font]ntpd\fP
539 network path congestion and jitter.
541 \f\*[B-Font]ntpd\fP
543 on a system with a large intrinsic drift
551 \f\*[B-Font]\-x\f[]
552 option is included on the command line, the clock will
557 \f\*[B-Font]\-x\f[]
560 to 500 parts-per-million (PPM) as a consequence of the correctness
561 principles on which the NTP protocol and algorithm design are
567 local clock will not be consistent with any other network clock and
569 correctly synchronized network time.
575 outside the 128-ms range and an eventual step or slew time
580 \f\*[B-Font]ntpd\fP
589 \f\*[B-Font]time.ien.it\f[]
594 \f\*[B-Font]burst\f[]
613 \f\*[B-Font]ntpd\fP,
614 please open a bug report and document what is going on,
618 \f\*[B-Font]ntpd\fP.
627 \f\*[B-Font]iburst\f[]
628 option on your
629 \f\*[B-Font]server\f[]
638 will effectively "warm-start" and your system's clock will
646 \f\*[B-Font]\-g\f[]
648 \f\*[B-Font]\-N\f[]
660 \f\*[B-Font]dovecot\f[]
663 monotonically-increasing time,
665 \fCntp-wait\f[]\fR(1ntp-waitmdoc)\f[]
668 \f\*[B-Font]\-v\f[]
671 \fCntp-wait\f[]\fR(1ntp-waitmdoc)\f[]
677 \f\*[B-Font]ntpd\fP
678 behavior at startup depends on whether the
685 \f\*[B-Font]ntpd\fP
687 \f\*[B-Font]ntpd\fP
692 \f\*[B-Font]ntpd\fP
699 \f\*[B-Font]ntpd\fP
701 \f\*[B-Font]ntpd\fP
708 \f\*[B-Font]ntpd\fP
720 However, it can operate in a one-time
725 compute server-client propagation delay correction factors and
734 \f\*[B-Font]ntpd\fP
748 to 1024s in order to reduce network overhead.
753 \f\*[B-Font]ntpd\fP
765 \f\*[B-Font]ntpd\fP.
767 \f\*[B-Font]\-q\f[]
770 \f\*[B-Font]ntpd\fP
776 \f\*[B-Font]iburst\f[]
778 \f\*[B-Font]server\f[]
799 \f\*[B-Font]ntpd\fP
806 \f\*[B-Font]ntpd\fP
808 stopped and run in one-time mode as required.
814 reduce the network load while maintaining a quality of
817 accuracy by reducing the interval or to reduce network overhead by
824 \f\*[B-Font]tinker\f[]
825 \f\*[B-Font]minpoll\f[]
829 \f\*[B-Font]minpoll\f[]
830 option on the configuration command.
860 on subsequent daemon restarts.
861 .SS "The huff-n'-puff Filter"
866 delays on the two directions of transmission can be quite large.
874 The huff-n'-puff filter is designed to correct the apparent time
876 It depends on knowledge of the propagation
888 and positive (puff) correction, which depends on the sign of the
894 \f\*[B-Font]tinker\f[]
896 \f\*[B-Font]huffpuff\f[]
927 it to autogen-users@lists.sourceforge.net.  Thank you.
939 comprehensive documentation is available on the world wide web
970 \fIDefinitions of Managed Objects for Network Time Protocol Version 4: (NTPv4)\fR,
980 The University of Delaware and Network Time Foundation
982 Copyright (C) 1992-2024 The University of Delaware and Network Time Foundation all rights reserved.
986 \f\*[B-Font]ntpd\fP
989 larger than might be desirable for an elevated-priority
990 \f\*[B-Font]ntpd\fP
991 running on a workstation, particularly since many of
1004 This manual page was \fIAutoGen\fP-erated from the \fBntpd\fP