Network Time Protocol - Revision history

imported>Macintoshme: /* Syncing your clock to Virginia Tech's time servers */

2018-02-07T16:32:27Z

‎Syncing your clock to Virginia Tech's time servers

imported>Pew at 08:03, 3 January 2018

2018-01-03T08:03:25Z

imported>Mutantmonkey at 04:33, 29 May 2011

2011-05-29T04:33:57Z

imported>Cov at 16:12, 21 February 2011

2011-02-21T16:12:01Z

imported>Cov: moved NTP to Network Time Protocol

2010-02-05T14:44:01Z

moved NTP to Network Time Protocol

imported>Cov: /* Using ntpdate */

2009-12-15T18:36:59Z

‎Using ntpdate

imported>Cov at 18:36, 15 December 2009

2009-12-15T18:36:33Z

imported>Admin at 17:47, 13 November 2009

2009-11-13T17:47:23Z

imported>Cov: Import from old wiki

2009-11-13T07:03:03Z

Import from old wiki

New page

== Syncing your clock to Virginia Tech's time servers ==
Virginia Tech hosts four [http://en.wikipedia.org/wiki/Network_Time_Protocol Network Time Protocol] (NTP) servers:

<ul><li> '''ntp-1.vt.edu''' (198.82.1.201)
</li><li> '''ntp-2.vt.edu''' (198.82.1.202)
</li><li> '''ntp-3.vt.edu''' (198.82.1.203)
</li><li> '''ntp-4.vt.edu''' (198.82.1.204)
</li></ul>
=== Using GNOME ===
<ol><li> Right click on the clock in the top right hand corner of your desktop and select '''Adjust Date & Time'''.
</li><li> You may have to enter your password to continue.
</li><li> From the '''Configuration''' drop-down list, select '''Keep synchronized with Internet servers'''.
</li><li> You may need to click '''Install NTP support'''.
</li><li> Click '''Select Servers'''.
</li><li> Type <code>ntp-1.vt.edu</code>
</li><li> Click the '''Add''' button.
</li><li> Type <code>ntp-2.vt.edu</code>
</li><li> Click the '''Add''' button.
</li><li> Type <code>ntp-3.vt.edu</code>
</li><li> Click the '''Add''' button.
</li><li> Type <code>ntp-4.vt.edu</code>
</li><li> Click the '''Add''' button.
</li><li> Click the '''Close''' button.
</li><li> Click the '''Close''' button again.
</li></ol>
=== Using ntpd ===
<ol><li> Backup your ntp.conf <code></code><pre>cp /etc/ntp.conf /etc/ntp.conf.bak</pre>
</li><li> Add the following lines to <code>/etc/ntp.conf</code>:
</li></ol>
<code></code><pre>server ntp-1.vt.edu
server ntp-2.vt.edu
server ntp-3.vt.edu
server ntp-4.vt.edu</pre>
=== Using ntpdate ===
<ol><li> Change the contents of /etc/cron.daily/ntpdate to: <code></code><pre>ntpdate ntp-1.vt.edu ntp-2.vt.edu ntp-3.vt.edu ntp-4.vt.edu</pre>
</li></ol>

@@ Line 2: / Line 2: @@
 Virginia Tech hosts four [[w:Network Time Protocol|Network Time Protocol]] (NTP) servers:
-* '''ntp-1.vt.edu''' (198.82.1.201)
+* '''ntp-1.vt.edu''' (198.82.247.51) (2001:468:c80:2101:0:14b:a768:154f)
-* '''ntp-2.vt.edu''' (198.82.1.202)
+* '''ntp-2.vt.edu''' (198.82.247.71) (2001:468:c80:4101:0:1b6:a45f:ab40)
-* '''ntp-3.vt.edu''' (198.82.1.203)
+* '''ntp-3.vt.edu''' (198.82.247.108) (2001:468:c80:6101:0:111:7c3a:677)
-* '''ntp-4.vt.edu''' (198.82.1.204)
+* '''ntp-4.vt.edu''' (198.82.247.131) (2001:468:c80:8101:0:178:d2dd:db75)
 === Using Gnome ===

← Older revision		Revision as of 08:03, 3 January 2018
Line 49:		Line 49:
	[[Category:Howtos]]		[[Category:Howtos]]
	[[Category:Campus computing resources]]		[[Category:Campus computing resources]]
−	~~[[Category:Round 2 migration]]~~

@@ Line 6: / Line 6: @@
 * '''ntp-3.vt.edu''' (198.82.1.203)
 * '''ntp-4.vt.edu''' (198.82.1.204)
 === Using Gnome ===

← Older revision		Revision as of 16:12, 21 February 2011
Line 47:		Line 47:
	[[Category:Howtos]]		[[Category:Howtos]]
	[[Category:Campus computing resources]]		[[Category:Campus computing resources]]
		+	[[Category:Round 2 migration]]

@@ Line 39: / Line 39: @@
 === Using ntpdate ===
-Change the contents of <code>/etc/cron.daily/ntpdate<code> to:
+Change the contents of <code>/etc/cron.daily/ntpdate</code> to:
 <pre>
 ntpdate ntp-1.vt.edu ntp-2.vt.edu ntp-3.vt.edu ntp-4.vt.edu

← Older revision	Revision as of 14:44, 5 February 2010
(No difference)

@@ Line 1: / Line 1: @@
 == Syncing your clock to Virginia Tech's time servers ==
-Virginia Tech hosts four [http://en.wikipedia.org/wiki/Network_Time_Protocol  Network Time Protocol] (NTP) servers:
+Virginia Tech hosts four [[w:Network Time Protocol|Network Time Protocol]] (NTP) servers:
 === Using ntpd ===
-<ol><li> Backup your ntp.conf <code></code><pre>cp /etc/ntp.conf /etc/ntp.conf.bak</pre>
+Backup your <code>/etc/ntp.conf</code>:
-</li><li> Add the following lines to <code>/etc/ntp.conf</code>:
+<pre>
-</li></ol>
+# cp /etc/ntp.conf /etc/ntp.conf.bak
-<code></code><pre>server ntp-1.vt.edu
+</pre>
 server ntp-2.vt.edu
 server ntp-3.vt.edu
-server ntp-4.vt.edu</pre>
+server ntp-4.vt.edu
 === Using ntpdate ===
-<ol><li> Change the contents of /etc/cron.daily/ntpdate to: <code></code><pre>ntpdate ntp-1.vt.edu ntp-2.vt.edu ntp-3.vt.edu ntp-4.vt.edu</pre>
+Change the contents of <code>/etc/cron.daily/ntpdate<code> to:
-</li></ol>
+<pre>
 [[Category:Howtos]]
 [[Category:Campus computing resources]]

← Older revision		Revision as of 17:47, 13 November 2009
Line 35:		Line 35:
	<ol><li> Change the contents of /etc/cron.daily/ntpdate to: <code></code><pre>ntpdate ntp-1.vt.edu ntp-2.vt.edu ntp-3.vt.edu ntp-4.vt.edu</pre>		<ol><li> Change the contents of /etc/cron.daily/ntpdate to: <code></code><pre>ntpdate ntp-1.vt.edu ntp-2.vt.edu ntp-3.vt.edu ntp-4.vt.edu</pre>
	</li></ol>		</li></ol>
		+
		+	[[Category:Howtos]]
		+	[[Category:Campus computing resources]]