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||<tablestyle="width: 100%;" style="border: 0px hidden">~-[:DebianWiki/EditorGuide#translation:Translation(s)]: [:fr/NTP:Français]-~||<style="text-align: right;border: 0px hidden"> (!) [:/Discussion:Discussion]|| ||<tablewidth="100%" tablestyle=""style="border: 0px hidden ;">~-[[DebianWiki/EditorGuide#translation|Translation(s)]]: English - [[it/NTP|Italiano]] -~ ||<style="border: 0px hidden ; text-align: right;"> (!) [[/Discussion]] ||
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Describe in one or two lines what your page is about.  Network Time Protocol, This will keep you system date with exact match to actual date.
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## If your page gets really long, uncomment this Table of Contents
 [[TableOfContents(2)]]

#language en
||<tablestyle="width: 100%;" style="border: 0px hidden">~-[:DebianWiki/EditorGuide#translation:Translation(s)]: none-~||<style="text-align: right;border: 0px hidden"> (!) [:/Discussion:Discussion]||
----
Network Time Protocol, This will keep you system date with exact match to actual date.

## If your page gets really long, uncomment this Table of Contents
 [[TableOfContents(2)]]

 *Type date to see current date and time
## If your page gets really long, uncomment this Table of Contents
## [[TableOfContents(2)]]
= Install and Configure =
 * Type date to see current date and time
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 *Install NTP  * Install NTP
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apt-get install ntpdate aptitude install ntp-simple
ap
titude install ntpdate
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 *Done.
 *Type '''date''' again to see if the time changed.
 *[Optional]If you would like to add a server that is closer to you and you know its address. You could type:
 * Done.

 * Type '''ntpq -p''' to see servers you are syncing with.
 * Type '''date''' again to see if the time changed. You time should be synced in a next minute.
 * Done.
== Troubleshooting ==
 * If you run '''ntpq -p''' and you get
{{{
No association ID's returned
}}}
 *Run
{{{
dpkg-reconfigure ntp
}}}
 *And then again:
{{{
ntpq -p

     remote refid st t when poll reach delay offset jitter
==============================================================================
 ntp.pbx.org xx.xxx.xxx.xxx 2 u - 64 1 33.763 1799619 1.054
 xray.metadom.co xx.xxx.xxx.xxx 2 u 1 64 1 40.367 1799619 0.001
 hydrogen.cert.u xx.xxx.xxx.xxx 2 u - 64 1 64.740 1799619 0.001
 mirror .INIT. 16 u - 64 0 0.000 0.000 0.001
}}}

== Add your time server ==
 * [Optional] If you would like to add a server that is closer to you and you know its address. You could type:
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=== Using The Cron ===
To configure the system to synchronize the clock with an Internet Time Server every morning, add the following entry to the {{{/etc/crontab}}} configuration file:

{{{
#m h dom mon dow user command
57 5 * * * root /usr/sbin/ntpdate-debian > /dev/null
}}}

=== Public Internet Time Servers ===
{{{uk.pool.ntp.org}}} - This points to a random United Kingdom based time server
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##See also:  ##See also:
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 CategoryNetwork  . CategoryNetwork

Translation(s): English - Italiano

(!) ?/Discussion


  • Network Time Protocol, This will keep you system date with exact match to actual date.

Install and Configure

  • Type date to see current date and time

date
  • Install NTP

aptitude install ntp-simple
aptitude install ntpdate
  • Done.
  • Type ntpq -p to see servers you are syncing with.

  • Type date again to see if the time changed. You time should be synced in a next minute.

  • Done.

Troubleshooting

  • If you run ntpq -p and you get

No association ID's returned
  • Run

dpkg-reconfigure ntp
  • And then again:

ntpq -p

     remote           refid      st t when poll reach   delay   offset  jitter
==============================================================================
 ntp.pbx.org     xx.xxx.xxx.xxx   2 u    -   64    1   33.763  1799619   1.054
 xray.metadom.co xx.xxx.xxx.xxx   2 u    1   64    1   40.367  1799619   0.001
 hydrogen.cert.u xx.xxx.xxx.xxx   2 u    -   64    1   64.740  1799619   0.001
 mirror          .INIT.          16 u    -   64    0    0.000    0.000   0.001

Add your time server

  • [Optional] If you would like to add a server that is closer to you and you know its address. You could type:

/etc/init.d/ntp-server stop
ntpdate clock.fmt.he.net
ntpdate ntp1.tummy.com
/etc/init.d/ntp-server start

Using The Cron

To configure the system to synchronize the clock with an Internet Time Server every morning, add the following entry to the /etc/crontab configuration file:

#m h dom mon dow user  command
57 5 *   *   *  root   /usr/sbin/ntpdate-debian > /dev/null

Public Internet Time Servers

uk.pool.ntp.org - This points to a random United Kingdom based time server