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	<title>NTP Server Linux &#8211; RAGASYS SISTEMAS</title>
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		<title>Instalación y configuración de Servidor NTP en Ubuntu Server 22.04</title>
		<link>https://blog.ragasys.es/instalacion-y-configuracion-de-servidor-ntp-en-ubuntu-server-22-04</link>
					<comments>https://blog.ragasys.es/instalacion-y-configuracion-de-servidor-ntp-en-ubuntu-server-22-04#comments</comments>
		
		<dc:creator><![CDATA[Jose Ramon Ramos Gata]]></dc:creator>
		<pubDate>Thu, 16 Feb 2023 08:39:43 +0000</pubDate>
				<category><![CDATA[Linux]]></category>
		<category><![CDATA[NTP]]></category>
		<category><![CDATA[NTP Server Linux]]></category>
		<category><![CDATA[Ubuntu]]></category>
		<guid isPermaLink="false">https://blog.ragasys.es/?p=16252</guid>

					<description><![CDATA[Hola a tod@s, En este post vamos a ver como instalar y configurar un servidor NTP en Ubuntu Server 22.04. Lo primero que vamos a realizar será actualizar el repositorio de paquetes de nuestro Ubuntu Server 22.04 con apt-get update:&#8230; <a href="https://blog.ragasys.es/instalacion-y-configuracion-de-servidor-ntp-en-ubuntu-server-22-04" class="more-link">Continuar leyendo <span class="meta-nav">&#8594;</span></a>]]></description>
										<content:encoded><![CDATA[<p>Hola a tod@s,</p>
<p>En este post vamos a ver como instalar y configurar un servidor NTP en Ubuntu Server 22.04.</p>
<ul>
<li>Lo primero que vamos a realizar será actualizar el repositorio de paquetes de nuestro Ubuntu Server 22.04 con <strong>apt-get update:</strong></li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_1.png?ssl=1" data-lbwps-width="954" data-lbwps-height="441" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_1.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="16253" data-permalink="https://blog.ragasys.es/instalacion-y-configuracion-de-servidor-ntp-en-ubuntu-server-22-04/iycdsntpeus2204_1#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_1.png?fit=954%2C441&amp;ssl=1" data-orig-size="954,441" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="iycdsntpeus2204_1" data-image-description="" data-image-caption="" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_1.png?fit=640%2C296&amp;ssl=1" class="aligncenter size-full wp-image-16253" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_1.png?resize=640%2C296&#038;ssl=1" alt="" width="640" height="296" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_1.png?w=954&amp;ssl=1 954w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_1.png?resize=595%2C275&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_1.png?resize=768%2C355&amp;ssl=1 768w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Seguidamente instalaremos los paquetes necesarios para desplegar nuestro servidor NTP con <strong>apt-get install ntp ntpdate</strong>:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_2.png?ssl=1" data-lbwps-width="941" data-lbwps-height="408" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_2.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="16254" data-permalink="https://blog.ragasys.es/instalacion-y-configuracion-de-servidor-ntp-en-ubuntu-server-22-04/iycdsntpeus2204_2#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_2.png?fit=941%2C408&amp;ssl=1" data-orig-size="941,408" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="iycdsntpeus2204_2" data-image-description="" data-image-caption="" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_2.png?fit=640%2C277&amp;ssl=1" class="aligncenter size-full wp-image-16254" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_2.png?resize=640%2C277&#038;ssl=1" alt="" width="640" height="277" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_2.png?w=941&amp;ssl=1 941w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_2.png?resize=595%2C258&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_2.png?resize=768%2C333&amp;ssl=1 768w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Con <strong>timedatectl</strong> podemos ver la zona horaria en la que se encuentra nuestro servidor NTP, en nuestro caso, la tenemos en Etc/UTC, para cambiarla debemos ejecutar <strong>timedatectl set-timezone Europe/Madrid</strong>:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_3.png?ssl=1" data-lbwps-width="899" data-lbwps-height="381" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_3.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="16255" data-permalink="https://blog.ragasys.es/instalacion-y-configuracion-de-servidor-ntp-en-ubuntu-server-22-04/iycdsntpeus2204_3#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_3.png?fit=899%2C381&amp;ssl=1" data-orig-size="899,381" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="iycdsntpeus2204_3" data-image-description="" data-image-caption="" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_3.png?fit=640%2C271&amp;ssl=1" class="aligncenter size-full wp-image-16255" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_3.png?resize=640%2C271&#038;ssl=1" alt="" width="640" height="271" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_3.png?w=899&amp;ssl=1 899w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_3.png?resize=595%2C252&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_3.png?resize=768%2C325&amp;ssl=1 768w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Si queremos ver el listado de las zonas horarias debemos ejecutar <strong>timedatectl list-timezones</strong>:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_11.png?ssl=1" data-lbwps-width="807" data-lbwps-height="390" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_11.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="16266" data-permalink="https://blog.ragasys.es/instalacion-y-configuracion-de-servidor-ntp-en-ubuntu-server-22-04/iycdsntpeus2204_11#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_11.png?fit=807%2C390&amp;ssl=1" data-orig-size="807,390" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="iycdsntpeus2204_11" data-image-description="" data-image-caption="" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_11.png?fit=640%2C309&amp;ssl=1" class="aligncenter size-full wp-image-16266" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_11.png?resize=640%2C309&#038;ssl=1" alt="" width="640" height="309" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_11.png?w=807&amp;ssl=1 807w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_11.png?resize=595%2C288&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_11.png?resize=768%2C371&amp;ssl=1 768w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Una vez instalados los servicios de NTP server y cambiada la zona horaria, el fichero de configuración principal se ubica <strong>/etc/ntp.conf</strong>, este fichero lo vamos a editar y vamos a añadirle los servidores NTP externos con los que se va a sincronizar nuestro servidor NTP, para que una vez sincronizados, les pueda pasar la fecha y hora a los equipos clientes que lo requieran:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_4.png?ssl=1" data-lbwps-width="708" data-lbwps-height="110" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_4.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="16256" data-permalink="https://blog.ragasys.es/instalacion-y-configuracion-de-servidor-ntp-en-ubuntu-server-22-04/iycdsntpeus2204_4#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_4.png?fit=708%2C110&amp;ssl=1" data-orig-size="708,110" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="iycdsntpeus2204_4" data-image-description="" data-image-caption="" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_4.png?fit=640%2C99&amp;ssl=1" class="aligncenter size-full wp-image-16256" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_4.png?resize=640%2C99&#038;ssl=1" alt="" width="640" height="99" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_4.png?w=708&amp;ssl=1 708w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_4.png?resize=595%2C92&amp;ssl=1 595w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_5.png?ssl=1" data-lbwps-width="988" data-lbwps-height="635" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_5.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="16257" data-permalink="https://blog.ragasys.es/instalacion-y-configuracion-de-servidor-ntp-en-ubuntu-server-22-04/iycdsntpeus2204_5#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_5.png?fit=988%2C635&amp;ssl=1" data-orig-size="988,635" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="iycdsntpeus2204_5" data-image-description="" data-image-caption="" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_5.png?fit=640%2C411&amp;ssl=1" class="aligncenter size-full wp-image-16257" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_5.png?resize=640%2C411&#038;ssl=1" alt="" width="640" height="411" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_5.png?w=988&amp;ssl=1 988w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_5.png?resize=595%2C382&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_5.png?resize=960%2C617&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_5.png?resize=768%2C494&amp;ssl=1 768w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_10.png?ssl=1" data-lbwps-width="1047" data-lbwps-height="620" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_10.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="16263" data-permalink="https://blog.ragasys.es/instalacion-y-configuracion-de-servidor-ntp-en-ubuntu-server-22-04/iycdsntpeus2204_10#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_10.png?fit=1047%2C620&amp;ssl=1" data-orig-size="1047,620" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="iycdsntpeus2204_10" data-image-description="" data-image-caption="" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_10.png?fit=640%2C379&amp;ssl=1" class="aligncenter size-full wp-image-16263" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_10.png?resize=640%2C379&#038;ssl=1" alt="" width="640" height="379" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_10.png?w=1047&amp;ssl=1 1047w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_10.png?resize=595%2C352&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_10.png?resize=960%2C568&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_10.png?resize=768%2C455&amp;ssl=1 768w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Hemos añadido:</li>
<li><strong>pool 0.europe.pool.ntp.org iburst</strong></li>
<li><strong>pool 1.europe.pool.ntp.org iburst</strong></li>
<li><strong>pool 2.europe.pool.ntp.org iburst</strong></li>
<li><strong>pool 3.europe.pool.ntp.org iburst</strong></li>
<li>Ahora reiniciamos el servicio ntp con <strong>systemctl restart ntp </strong>y con <strong>systemctl status ntp </strong>vemos el estado del servicio:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_7.png?ssl=1" data-lbwps-width="938" data-lbwps-height="520" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_7.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="16259" data-permalink="https://blog.ragasys.es/instalacion-y-configuracion-de-servidor-ntp-en-ubuntu-server-22-04/iycdsntpeus2204_7#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_7.png?fit=938%2C520&amp;ssl=1" data-orig-size="938,520" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="iycdsntpeus2204_7" data-image-description="" data-image-caption="" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_7.png?fit=640%2C355&amp;ssl=1" class="aligncenter size-full wp-image-16259" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_7.png?resize=640%2C355&#038;ssl=1" alt="" width="640" height="355" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_7.png?w=938&amp;ssl=1 938w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_7.png?resize=595%2C330&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_7.png?resize=768%2C426&amp;ssl=1 768w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li><strong>Con ntpq -p </strong>podemos verificar la sincronización del servidor NTP:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_8.png?ssl=1" data-lbwps-width="820" data-lbwps-height="543" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_8.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="16260" data-permalink="https://blog.ragasys.es/instalacion-y-configuracion-de-servidor-ntp-en-ubuntu-server-22-04/iycdsntpeus2204_8#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_8.png?fit=820%2C543&amp;ssl=1" data-orig-size="820,543" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="iycdsntpeus2204_8" data-image-description="" data-image-caption="" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_8.png?fit=640%2C424&amp;ssl=1" class="aligncenter size-full wp-image-16260" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_8.png?resize=640%2C424&#038;ssl=1" alt="" width="640" height="424" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_8.png?w=820&amp;ssl=1 820w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_8.png?resize=595%2C394&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_8.png?resize=768%2C509&amp;ssl=1 768w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<ul>
<li>Ahora desde cualquier equipo de nuestra red interna, si ejecutamos con nmap el siguiente comando, <strong>nmap -p 123 -sU -P0 servidorNTP </strong>podemos ver que el puerto UDP 123 utilizado por el servidor NTP lo tenemos abierto:</li>
</ul>
<p><a href="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_9.png?ssl=1" data-lbwps-width="990" data-lbwps-height="512" data-lbwps-srcsmall="https://blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_9.png"><img data-recalc-dims="1" loading="lazy" decoding="async" data-attachment-id="16261" data-permalink="https://blog.ragasys.es/instalacion-y-configuracion-de-servidor-ntp-en-ubuntu-server-22-04/iycdsntpeus2204_9#main" data-orig-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_9.png?fit=990%2C512&amp;ssl=1" data-orig-size="990,512" data-comments-opened="1" data-image-meta="{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}" data-image-title="iycdsntpeus2204_9" data-image-description="" data-image-caption="" data-large-file="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_9.png?fit=640%2C331&amp;ssl=1" class="aligncenter size-full wp-image-16261" src="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_9.png?resize=640%2C331&#038;ssl=1" alt="" width="640" height="331" srcset="https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_9.png?w=990&amp;ssl=1 990w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_9.png?resize=595%2C308&amp;ssl=1 595w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_9.png?resize=960%2C496&amp;ssl=1 960w, https://i0.wp.com/blog.ragasys.es/wp-content/uploads/2023/02/iycdsntpeus2204_9.png?resize=768%2C397&amp;ssl=1 768w" sizes="auto, (max-width: 640px) 100vw, 640px" /></a></p>
<p>&nbsp;</p>
<p>Saludos y espero que os sea de ayuda <img src="https://s.w.org/images/core/emoji/17.0.2/72x72/1f609.png" alt="😉" class="wp-smiley" style="height: 1em; max-height: 1em;" /></p>
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