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	<title>主機名稱 &#8211; 21點情報網</title>
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		<title>Oracle Linux/Red Hat/CentOS 7.X版本變更主機名稱</title>
		<link>https://ailog.tw/lifelog/2021/09/07/ol-changename/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Tue, 07 Sep 2021 15:19:09 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[7]]></category>
		<category><![CDATA[centos]]></category>
		<category><![CDATA[Change]]></category>
		<category><![CDATA[hostname]]></category>
		<category><![CDATA[Oracle Linux]]></category>
		<category><![CDATA[Oracle Linux/Red Hat/CentOS 7.X版本變更主機名稱]]></category>
		<category><![CDATA[Red Hat]]></category>
		<category><![CDATA[主機名稱]]></category>
		<category><![CDATA[系統名稱]]></category>
		<category><![CDATA[變更]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=10917</guid>

					<description><![CDATA[在Linux系統中除了變更IP以外，變更電腦名稱是另一個常見的需求，小編今天就帶著大家一起來了解如何變更Ora &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2021/09/07/ol-changename/" class="more-link">閱讀全文<span class="screen-reader-text">〈Oracle Linux/Red Hat/CentOS 7.X版本變更主機名稱〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-size: 14pt; font-family: verdana, geneva;">在Linux系統中除了變更IP以外，變更電腦名稱是另一個常見的需求，小編今天就帶著大家一起來了解如何變更Oracle Linux/Red Hat/CentOS系統的主機名稱。<span id="more-10917"></span></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">範例情境：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">01、Oracle Linux 7.9</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">02、變更主機名稱：從「test01.powerflex.com」變更為「test02.powerflex.com」</span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">操作步驟：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">01、查詢系統目前的主機名稱<br />
指令：<br />
<span style="color: #ff0000;">hostname</span><br />
<img decoding="async" class="alignnone wp-image-10920 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changename-01.png" alt="" width="271" height="44" /><br />
</span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">02、變更主機名稱</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><span style="color: #ff0000;">hostnamectl set-hostname test02.powerflex.com</span><br />
<img decoding="async" class="alignnone wp-image-10922 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changename-02.png" alt="" width="628" height="49" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changename-02.png 628w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changename-02-300x23.png 300w" sizes="(max-width: 628px) 100vw, 628px" /><br />
</span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">03、驗證主機名稱是否已變更</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：<br />
<span style="color: #ff0000;">hostname</span><br />
<img decoding="async" class="alignnone size-full wp-image-10923" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changename-03.png" alt="" width="269" height="68" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">04、變更主機別名設定</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><span style="color: #ff0000;">vi /etc/hosts</span><br />
<img loading="lazy" decoding="async" class="alignnone wp-image-10924 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changename-04.png" alt="" width="333" height="48" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changename-04.png 333w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changename-04-300x43.png 300w" sizes="auto, (max-width: 333px) 100vw, 333px" /><br />
將檔案內容更新成新的主機名稱對應<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-10925 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changename-05.png" alt="" width="547" height="84" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changename-05.png 547w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changename-05-300x46.png 300w" sizes="auto, (max-width: 547px) 100vw, 547px" /><br />
</span></p>
<p>&nbsp;</p>
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