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<channel>
	<title>centos &#8211; 21點情報網</title>
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	<link>https://ailog.tw/lifelog</link>
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		<title>CentOS release 6.5安裝tftp server</title>
		<link>https://ailog.tw/lifelog/2024/03/15/centos-release-6-5%e5%ae%89%e8%a3%9dtftp-server/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Fri, 15 Mar 2024 14:55:31 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[2510]]></category>
		<category><![CDATA[6.5]]></category>
		<category><![CDATA[Backup]]></category>
		<category><![CDATA[centos]]></category>
		<category><![CDATA[HP]]></category>
		<category><![CDATA[HPE]]></category>
		<category><![CDATA[ProCurve]]></category>
		<category><![CDATA[switch]]></category>
		<category><![CDATA[TFTP]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=17386</guid>

					<description><![CDATA[小編今天遇到一個很特殊的案例，順便跟大家分享一下~ 種種特殊原因，要在一台CentOS release 6.5 &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2024/03/15/centos-release-6-5%e5%ae%89%e8%a3%9dtftp-server/" class="more-link">閱讀全文<span class="screen-reader-text">〈CentOS release 6.5安裝tftp server〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-family: verdana, geneva;">小編今天遇到一個很特殊的案例，順便跟大家分享一下~</span><br />
<span style="font-family: verdana, geneva;">種種特殊原因，要在一台CentOS release 6.5 上安裝tftp server，然後將HP ProCurve Switch 2510-24進行tftp備份及還原，但這作業系統版本官方都EOS了，官方yum 站台也都關閉了&#8230;.</span></p>
<p><span id="more-17386"></span></p>
<p><span style="font-family: verdana, geneva;">01、手動tftp server下載套件：</span></p>
<pre><span style="font-family: 'courier new', courier;">wget ftp://ftp.pbone.net/mirror/vault.centos.org/6.10/os/x86_64/Packages/tftp-server-0.49-8.el6.x86_64.rpm</span></pre>
<p><span style="font-family: verdana, geneva;">02、安裝tftp server套件：</span></p>
<pre>rpm -ivh tftp-server-0.49-8.el6.x86_64.rpm</pre>
<p><span style="font-family: verdana, geneva;">03、設定tftp server：</span></p>
<pre>vim /etc/xinetd.d/tftp</pre>
<p><img fetchpriority="high" decoding="async" class="alignnone wp-image-17388 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/03/cs65-tftp-01.png" alt="" width="853" height="341" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/03/cs65-tftp-01.png 853w, https://ailog.tw/lifelog/wp-content/uploads/2024/03/cs65-tftp-01-300x120.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2024/03/cs65-tftp-01-768x307.png 768w" sizes="(max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></p>
<p><span style="font-family: verdana, geneva;">04、啟動tftp server服務指令：</span></p>
<pre>service xinetd restart</pre>
<p><span style="font-family: verdana, geneva;">05、檢查服務port是否有啟動：</span></p>
<pre>netstat -an | grep ':69'</pre>
<p><img decoding="async" class="alignnone wp-image-17389 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/03/cs65-tftp-02.png" alt="" width="702" height="98" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/03/cs65-tftp-02.png 702w, https://ailog.tw/lifelog/wp-content/uploads/2024/03/cs65-tftp-02-300x42.png 300w" sizes="(max-width: 702px) 100vw, 702px" /></p>
<p><span style="font-family: verdana, geneva;"><br />
06、變更tftp資料夾權限：</span></p>
<pre>chmod 777 -R /var/lib/tftpboot/</pre>
<p><span style="font-family: verdana, geneva;"><br />
07、HP ProCurve Switch 2510-24 透過TFTP備份設定檔：</span></p>
<pre>copy startup-config tftp 172.16.0.1 hp-2510.cfg</pre>
<p><span style="font-family: verdana, geneva;"><br />
08、HP ProCurve Switch 2510-24 透過TFTP還原設定檔：</span></p>
<pre>copy tftp startup-config 172.16.0.1 hp-2510.cfg</pre>
<p><span style="color: #ff0000; font-family: verdana, geneva;">※還原後設備會自動重啟</span></p>
<p>&nbsp;</p>
<p>&nbsp;</p>
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			</item>
		<item>
		<title>Linux透過firewalld指令設定防火牆規則</title>
		<link>https://ailog.tw/lifelog/2023/03/28/linux-firewalld/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Tue, 28 Mar 2023 06:05:06 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[centos]]></category>
		<category><![CDATA[FIREWALL-CMD]]></category>
		<category><![CDATA[firewalld]]></category>
		<category><![CDATA[Oracle Linux]]></category>
		<category><![CDATA[Red Hat]]></category>
		<category><![CDATA[防火牆]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=15379</guid>

					<description><![CDATA[在CentOS 7 / Oracle Linux 7 / Red Hat7版本開始內建了firewalld這個 &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2023/03/28/linux-firewalld/" class="more-link">閱讀全文<span class="screen-reader-text">〈Linux透過firewalld指令設定防火牆規則〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-family: verdana, geneva; font-size: 14pt;">在CentOS 7 / Oracle Linux 7 / Red Hat7版本開始內建了firewalld這個防火牆管理的指令，比過往的Iptables使用上更為簡單，快來了解如何設定吧!</span></p>
<p><span id="more-15379"></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><span style="color: #0000ff;"><strong>一、停止iptables服務</strong></span><br />
(1)、暫停iptables功能：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">systemctl stop iptables
</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(2)、停用iptables功能：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">systemctl mask iptables</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
<span style="color: #0000ff;"><strong>二、安裝firewalld套件</strong></span><br />
(1)、安裝firewalld套件：<br />
</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">sudo yum install firewalld</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(2)、設定開機自動執行firewalld：<br />
</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">systemctl enable firewalld</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(3)、檢查 firewalld 服務狀態：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">systemctl status firewalld</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(4)、啟動 firewalld 服務：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">systemctl start firewalld</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(5)、停止 firewalld 服務：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">systemctl stop firewalld</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(6)、重新啟動 firewalld 服務：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">service firewalld restart</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(7)、重新載入 firewalld 設定：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --reload</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><span style="color: #0000ff;"><strong><br />
三、查詢設定狀態</strong></span><br />
(1)、查詢現有區域：<br />
</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --get-zones</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(2)、查詢「public」區域的設定：</span></p>
<pre><span style="font-size: 12pt; font-family: verdana, geneva;">firewall-cmd --zone=public --list-all</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(3)、查詢「public」的永久設定值：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --zone=public --list-all --permanent</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(4)、查詢目前預設的區域：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --get-default-zone</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(5)、更改 firewalld 的預設區域為「office」：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --set-default-zone=office</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(6)、查詢各個網路介面所屬的區域：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --get-active-zones</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(7)、更改網路卡所屬的區域：<br />
將ens160網路卡<span style="color: #ff0000;">永久</span>設定為public區域的範例語法如下：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">sudo firewall-cmd --permanent --zone=public --change-interface=ens160</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(8)、查詢系統內建服務名稱：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --get-services</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(9)、查詢防火牆目前所有規則：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --list-all</span></pre>
<p>&nbsp;</p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><span style="color: #0000ff;"><strong>四、設定防火牆規則</strong></span><br />
</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">(1)、查詢各個網路介面所屬的區域：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --get-active-zones</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(2)、在public區域中「新增」<span style="color: #00ff00;">暫時</span>開放https服務規則：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --zone=public --add-service=https</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(3)、在public區域中「新增」<span style="color: #ff0000;">永久</span>開放https服務規則：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --zone=public --permanent --add-service=https</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(3)、在public區域中「新增」<span style="color: #ff0000;">永久</span>開放TCP 8080 Port規則：</span></p>
<pre><span style="font-size: 12pt; font-family: verdana, geneva;">firewall-cmd --zone=public --permanent --add-port=8080/tcp</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(4)、在public區域中「新增」<span style="color: #ff0000;">永久</span>開放192.168.6.111這個IP可以連線mysql(3306)服務規則：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --zone=public --add-rich-rule 'rule family="ipv4" source address="192.168.6.111/32" service name="mysql" accept' --permanent</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(6)、在public區域中「新增」<span style="color: #ff0000;">永久<span style="color: #000000;">阻擋192.168.6.222這個IP連線的規則</span></span>：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --zone=public --add-rich-rule 'rule family="ipv4" source address="192.168.6.222/32" reject' --permanent</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><span style="color: #0000ff;"><strong><br />
五、移除防火牆規則</strong></span><br />
</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">(1)、在public區域中「刪除」<span style="color: #ff0000;">暫時</span>開放https服務規則：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --zone=public --remove-service=https</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(2)、在public區域中「刪除」<span style="color: #ff0000;">永久</span>開放https服務規則：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --zone=public --permanent --remove-service=https</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(3)、在public區域中「刪除」<span style="color: #ff0000;">永久</span>開放TCP 8080 Port</span><span style="font-family: verdana, geneva; font-size: 14pt;">規則：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --zone=public --permanent --remove-port=8080/tcp</span></pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><br />
(4)、在public</span><span style="font-family: verdana, geneva; font-size: 14pt;">區域中「刪除」特定永久開放</span><span style="font-family: verdana, geneva; font-size: 14pt;">規則：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">firewall-cmd --zone=public --remove-rich-rule 'rule family="ipv4" source address="192.168.6.111/32" service name="mysql" accept' --permanent</span></pre>
<p>&nbsp;</p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><span style="color: #0000ff;"><strong>六、查看系統內建服務樣板</strong></span></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">(1)、查看系統預設防火牆服務樣板：</span></p>
<pre><span style="font-family: verdana, geneva; font-size: 12pt;">ls /usr/lib/firewalld/services</span></pre>
<p>※如無適合的樣板，可以透過既有的樣板產生一個客製化的設定</p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">(2)、建立客製化防火牆服務</span><span style="font-family: verdana, geneva; font-size: 14pt;">樣板：</span></p>
<pre>cd /usr/lib/firewalld/services
cp mysql.xml oracle.xml
vim oracle.xml</pre>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><img decoding="async" class="alignnone wp-image-16440 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2023/03/linux-firewalld-6-02.png" alt="" width="637" height="154" srcset="https://ailog.tw/lifelog/wp-content/uploads/2023/03/linux-firewalld-6-02.png 637w, https://ailog.tw/lifelog/wp-content/uploads/2023/03/linux-firewalld-6-02-300x73.png 300w" sizes="(max-width: 637px) 100vw, 637px" /></span></p>
<p>&nbsp;</p>
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			</item>
		<item>
		<title>Linux查詢LVM硬碟狀態指令</title>
		<link>https://ailog.tw/lifelog/2023/01/30/linux-lvm-view/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Mon, 30 Jan 2023 06:56:05 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[centos]]></category>
		<category><![CDATA[hdd]]></category>
		<category><![CDATA[LVM]]></category>
		<category><![CDATA[Red Hat]]></category>
		<category><![CDATA[查看]]></category>
		<category><![CDATA[硬碟]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=14783</guid>

					<description><![CDATA[當在維護Linux作業系統時，要確認主機上是否有使用LVM規劃的硬碟磁區，該如何進行呢? 小編今天要介紹兩個指 &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2023/01/30/linux-lvm-view/" class="more-link">閱讀全文<span class="screen-reader-text">〈Linux查詢LVM硬碟狀態指令〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-family: verdana, geneva; font-size: 14pt;">當在維護Linux作業系統時，要確認主機上是否有使用LVM規劃的硬碟磁區，該如何進行呢?</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">小編今天要介紹兩個指令，讓你快速釐清系統上是否有使用LVM磁區。<span id="more-14783"></span></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">指令一：pvs</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-14784 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2023/01/linux-lvm-view-01.png" alt="" width="674" height="128" srcset="https://ailog.tw/lifelog/wp-content/uploads/2023/01/linux-lvm-view-01.png 674w, https://ailog.tw/lifelog/wp-content/uploads/2023/01/linux-lvm-view-01-300x57.png 300w" sizes="auto, (max-width: 674px) 100vw, 674px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">指令二：pvdisplay</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-14785 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2023/01/linux-lvm-view-02.png" alt="" width="842" height="332" srcset="https://ailog.tw/lifelog/wp-content/uploads/2023/01/linux-lvm-view-02.png 842w, https://ailog.tw/lifelog/wp-content/uploads/2023/01/linux-lvm-view-02-300x118.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2023/01/linux-lvm-view-02-768x303.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
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			</item>
		<item>
		<title>CentOS另一個取代方案Rocky Linux</title>
		<link>https://ailog.tw/lifelog/2022/06/19/rl8-install/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Sun, 19 Jun 2022 03:17:46 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[centos]]></category>
		<category><![CDATA[Enterprise]]></category>
		<category><![CDATA[Red Hat]]></category>
		<category><![CDATA[Rocky Linux]]></category>
		<category><![CDATA[企業版]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=12878</guid>

					<description><![CDATA[CentOS政策的改變讓原本死忠的用戶紛紛轉換其他Linux，先前小編有介紹過「Oracle Linux 」， &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2022/06/19/rl8-install/" class="more-link">閱讀全文<span class="screen-reader-text">〈CentOS另一個取代方案Rocky Linux〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-family: verdana, geneva; font-size: 14pt;">CentOS政策的改變讓原本死忠的用戶紛紛轉換其他Linux，先前小編有介紹過「<a href="https://ailog.tw/lifelog/2022/03/23/ol8-miniinstall/">Oracle Linux </a>」，今天要來介紹另一個替代方案「Rocky Linux」。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">參與CentOS創始員的Gregory Kurtzer推行了Rocky Linux專案，使用該名稱是向Rocky McGaugh致敬，相同的Rocky Linux跟過往CentOS一樣相容於Red Hat Enterprise Linux，穩定度也不在話下，如果身為管理者的你還沒決定使用哪一個Linux系統來取代CentOS，小編推薦不妨考慮一下「Rocky Linux」。<span id="more-12878"></span></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Rocky Linux官方網頁：</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><a href="https://rockylinux.org/zh_TW/">https://rockylinux.org/zh_TW/</a></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">iso安裝檔下載頁面：</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><a href="https://rockylinux.org/zh_TW/download">https://rockylinux.org/zh_TW/download</a></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12879 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-a01.png" alt="" width="979" height="357" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-a01.png 979w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-a01-300x109.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-a01-768x280.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">下載頁面有區分為「x86_64」及「ARM64」硬體平台，X86_64就是一般我們常見的PC、Server平台，而ARM64則是嵌入式系統硬體環境，常見的攜帶型裝置(手機、平板、IoT)都屬於這種硬體平台。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">網站上提供三種類型的iso檔，分別是「Minimal」、「DVD」、「Boot」，小編依據檔案容量小至大說明。</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><strong>Boot</strong>：俗稱的開機片，可以用來系統救援，或開機引導安裝，但安裝過程需要仰賴外部的安裝來源，例如：FTP或WEB站台。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>Minimal</strong>：可提供最小安裝系統，當然也可以從外部來源來新增套件，小編通常都使用該類型的ISO安裝檔案。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>DVD</strong>：包含了完整的BaseOS和AppStream套件，讓你在沒有網路的狀況下依然可以順利安裝所有套件，如果常在做系統測試，建議下載該類型的檔案。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">在小編寫文的當下最新版本是8.6版本，該版本的結束日期是在2029年5月31日，大約還有7年的時間，拿他來當伺服器應該是讓人很放心的，然而9.0版本即將在2022年的6月至7月間問世，真是令小編期待。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Rocky Linux 8.6 安裝過程介紹：</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">光碟開機後選擇「Install Rocky Linux 8」</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12882 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-01.png" alt="" width="816" height="381" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-01.png 816w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-01-300x140.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-01-768x359.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">語系小編使用預設語系「English」</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12883 size-large" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-02-1024x768.png" alt="" width="525" height="394" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-02-1024x768.png 1024w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-02-300x225.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-02-768x576.png 768w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-02.png 1077w" sizes="auto, (max-width: 525px) 100vw, 525px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">設定畫面：小編習慣先從「時區」設定開始，該頁面上的所有設定並無指定順序，可以依據個人狀況喜好決定。</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12884 size-large" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-03-1024x766.png" alt="" width="525" height="393" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-03-1024x766.png 1024w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-03-300x225.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-03-768x575.png 768w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-03.png 1073w" sizes="auto, (max-width: 525px) 100vw, 525px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">選擇Region及City後點選「Done」即可回到主設定畫面，如果滑鼠有順利驅動的狀況下，可以用滑鼠點選下方的世界地圖來快速挑選。</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">該設定畫面也可以設定該伺服器是要採用12或24小時顯示。</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12885 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-04.png" alt="" width="804" height="598" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-04.png 804w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-04-300x223.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-04-768x571.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">選擇「軟體安裝」類型</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12886 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-05.png" alt="" width="803" height="601" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-05.png 803w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-05-300x225.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-05-768x575.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">小編通常是拿來做伺服器，因此都絕大部分都選則「Minimal Install」，在次項選擇頁面決定完畢後，均點選「Done」來返回主設定頁面。</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12887 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-06.png" alt="" width="798" height="600" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-06.png 798w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-06-300x226.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-06-768x577.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">選擇軟體安裝目的裝置，就是要把系統安裝在哪個硬碟上。</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12889 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-07.png" alt="" width="800" height="599" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-07.png 800w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-07-300x225.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-07-768x575.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">小編這一邊採用預設安裝，當然可以透過「Custom」來進行手動規劃硬碟分割區，或透過「Add a disk」來新增iSCSI或Fibre Channel SAN Disk等外部磁碟陣列的硬碟。</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12890 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-08.png" alt="" width="802" height="604" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-08.png 802w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-08-300x226.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-08-768x578.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">進行網路相關設定</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12892 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-09.png" alt="" width="806" height="607" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-09.png 806w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-09-300x226.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-09-768x578.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">設定主機名稱，接著點選「Configure」進行IP設定</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12893 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-10.png" alt="" width="803" height="603" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-10.png 803w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-10-300x225.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-10-768x577.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">在「General」頁面勾選「Connect automatically with priority」</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12894 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-11.png" alt="" width="799" height="600" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-11.png 799w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-11-300x225.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-11-768x577.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">在「IPv4 Setting」頁面點選「Add」來設定IP，接著最後設定DNS及網域名稱。</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12896 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-12.png" alt="" width="804" height="600" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-12.png 804w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-12-300x224.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-12-768x573.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">將OFF點選為「ON」啟動網路，如果沒啟動網路會不通歐。</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12897 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-13.png" alt="" width="799" height="602" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-13.png 799w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-13-300x226.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-13-768x579.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">設定Root管理者密碼</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12898 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-14.png" alt="" width="800" height="602" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-14.png 800w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-14-300x226.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-14-768x578.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">建議使用超過8個字元及英文大小寫、數字、符號混合的複雜度密碼</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12899 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-15.png" alt="" width="803" height="605" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-15.png 803w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-15-300x226.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-15-768x579.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">當必要設定的選項都設定完畢後，就可以按下「Begin Installation」進行系統安裝。</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12900 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-16.png" alt="" width="805" height="597" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-16.png 805w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-16-300x222.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-16-768x570.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">安裝過程的等待畫面</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12901 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-17.png" alt="" width="803" height="606" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-17.png 803w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-17-300x226.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-17-768x580.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">結束安裝後，點選「Reboot System」即可重新開機準備享受Rocky Linux瞜。</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12902 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-18.png" alt="" width="804" height="605" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-18.png 804w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-18-300x226.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2022/06/RL8-install-18-768x578.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Rocky Linux的安裝基本上跟Oracle Linux大同小異，唯有在網路設定的部分要記得啟動，小編希望大家都可以安裝順利。</span></p>
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			</item>
		<item>
		<title>Linux 查詢openssl版本方法</title>
		<link>https://ailog.tw/lifelog/2022/03/24/openssl-ver/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Thu, 24 Mar 2022 01:02:04 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[centos]]></category>
		<category><![CDATA[openssl]]></category>
		<category><![CDATA[Oracle Linux]]></category>
		<category><![CDATA[redhat]]></category>
		<category><![CDATA[version]]></category>
		<category><![CDATA[版本查詢]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=12673</guid>

					<description><![CDATA[小編今天要分享的是openssl查詢版本的語法。 指令語法： openssl version]]></description>
										<content:encoded><![CDATA[<p><span style="font-family: verdana, geneva; font-size: 14pt;">小編今天要分享的是openssl查詢版本的語法。<span id="more-12673"></span></span></p>
<p><span style="font-size: 14pt;">指令語法：</span><br />
<span style="font-size: 14pt;">openssl version</span><br />
<span style="font-size: 14pt;"><img loading="lazy" decoding="async" class="alignnone wp-image-12674 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/03/openssl-ver.png" alt="" width="367" height="99" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/03/openssl-ver.png 367w, https://ailog.tw/lifelog/wp-content/uploads/2022/03/openssl-ver-300x81.png 300w" sizes="auto, (max-width: 367px) 100vw, 367px" /></span></p>
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		<item>
		<title>Centos 7 / Redhat 7 / Oracle Linux 7 安裝mariadb10無法啟動</title>
		<link>https://ailog.tw/lifelog/2022/02/15/mariadb10-start/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Tue, 15 Feb 2022 09:44:44 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[centos]]></category>
		<category><![CDATA[code=exited]]></category>
		<category><![CDATA[failed]]></category>
		<category><![CDATA[mariadb.service: main process exited]]></category>
		<category><![CDATA[mariadb10]]></category>
		<category><![CDATA[Oracle Linux]]></category>
		<category><![CDATA[redhat]]></category>
		<category><![CDATA[status=1/FAILURE]]></category>
		<category><![CDATA[無法啟動]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=12382</guid>

					<description><![CDATA[小編最近遇到一個Oracle Linux 7安裝mariadb10無法啟動服務的案例，經查詢才知道原來是預設路 &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2022/02/15/mariadb10-start/" class="more-link">閱讀全文<span class="screen-reader-text">〈Centos 7 / Redhat 7 / Oracle Linux 7 安裝mariadb10無法啟動〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-family: verdana, geneva; font-size: 14pt;">小編最近遇到一個Oracle Linux 7安裝mariadb10無法啟動服務的案例，經查詢才知道原來是預設路徑有變更，需要改設定才可以正常啟動服務，在此分享給大家，避免大家踩雷。<span id="more-12382"></span></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>範例情境：</strong></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、安裝mariadb10後無法啟動服務，出現「mariadb.service: main process exited, code=exited, status=1/FAILURE」錯誤訊息</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><strong>操作步驟：</strong></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">01、變更設定檔<br />
語法：<br />
vim /usr/lib/systemd/system/mariadb.service<br />
找到ProtectHome將參數變更為false，如下圖所示。<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-12387 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/02/mariadb10-start-02.png" alt="" width="396" height="63" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/02/mariadb10-start-02.png 396w, https://ailog.tw/lifelog/wp-content/uploads/2022/02/mariadb10-start-02-300x48.png 300w" sizes="auto, (max-width: 396px) 100vw, 396px" /><br />
</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">02、刪除舊的紀錄<br />
語法：</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">rm -rf /var/lib/mysql/ib_logfile*</span></p>
<p>03、重新載入及啟動mariadb服務<br />
語法：<br />
systemctl daemon-reload<br />
systemctl restart mariadb</p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">04、檢查mariadb服務狀態<br />
語法：<br />
systemctl status mariadb<br />
補充說明：<br />
看到綠色的active(running)代表服務正常運作中瞜。<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-12388 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2022/02/mariadb10-start-03.png" alt="" width="433" height="282" srcset="https://ailog.tw/lifelog/wp-content/uploads/2022/02/mariadb10-start-03.png 433w, https://ailog.tw/lifelog/wp-content/uploads/2022/02/mariadb10-start-03-300x195.png 300w" sizes="auto, (max-width: 433px) 100vw, 433px" /></span></p>
<p>&nbsp;</p>
<p>&nbsp;</p>
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		<title>Oracle Linux 7 安裝Golang</title>
		<link>https://ailog.tw/lifelog/2021/11/25/ol7-golang/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Thu, 25 Nov 2021 06:38:13 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Programming language]]></category>
		<category><![CDATA[centos]]></category>
		<category><![CDATA[go lang]]></category>
		<category><![CDATA[Golang]]></category>
		<category><![CDATA[Oracle Linux]]></category>
		<category><![CDATA[Red Hat]]></category>
		<category><![CDATA[yum]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=11845</guid>

					<description><![CDATA[近期想玩一下Google 的Golang，就隨手紀錄一下如何安裝，由於該套件有被Oracle Linux/Ce &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2021/11/25/ol7-golang/" class="more-link">閱讀全文<span class="screen-reader-text">〈Oracle Linux 7 安裝Golang〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-size: 14pt; font-family: verdana, geneva;">近期想玩一下Google 的Golang，就隨手紀錄一下如何安裝，</span><span style="font-size: 14pt; font-family: verdana, geneva;">由於該套件有被Oracle Linux/Centos/Red Hat收錄，因此安裝還蠻簡單的。</span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><span id="more-11845"></span></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">範例環境：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">作業系統：Oracle Linux 7.9</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">安裝套件：Golang</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">安裝法法：yum</span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">步驟一、安裝套件</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">yum install golang</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-11847 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/11/ol7-golang-01.png" alt="" width="475" height="202" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/11/ol7-golang-01.png 475w, https://ailog.tw/lifelog/wp-content/uploads/2021/11/ol7-golang-01-300x128.png 300w" sizes="auto, (max-width: 475px) 100vw, 475px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">步驟二、檢查Golang版本</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">go version</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-11848 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/11/ol7-golang-02.png" alt="" width="297" height="48" /></span></p>
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		<title>小編推工具-wget讓Linux在文字模式下載網頁檔案</title>
		<link>https://ailog.tw/lifelog/2021/09/08/linux-wget/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Tue, 07 Sep 2021 16:30:35 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[Tools]]></category>
		<category><![CDATA[centos]]></category>
		<category><![CDATA[install]]></category>
		<category><![CDATA[Oracle Linux]]></category>
		<category><![CDATA[Red Hat]]></category>
		<category><![CDATA[wget]]></category>
		<category><![CDATA[安裝]]></category>
		<category><![CDATA[小編推工具-wget讓Linux在文字模式下載網頁檔案]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=10936</guid>

					<description><![CDATA[Linux通常都被安裝成Server(伺服器)使用，因此很少會安裝視窗介面，但如果需要下載網頁檔案該如何進行呢 &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2021/09/08/linux-wget/" class="more-link">閱讀全文<span class="screen-reader-text">〈小編推工具-wget讓Linux在文字模式下載網頁檔案〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-size: 14pt; font-family: verdana, geneva;">Linux通常都被安裝成Server(伺服器)使用，因此很少會安裝視窗介面，但如果需要下載網頁檔案該如何進行呢?</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">小編今天要來介紹wget這個好用的工具，可以讓Linux在文字模式下載網頁檔案，快來一起了解如何安裝跟進行下載吧。<span id="more-10936"></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;">Oracle Linux 7.9因最小安裝而無wget工具可用</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、安裝wget</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva; color: #ff0000;">yum -y install wget</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-10940 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-01.png" alt="" width="605" height="138" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-01.png 605w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-01-300x68.png 300w" sizes="auto, (max-width: 605px) 100vw, 605px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">02、透過wget下載網頁檔案</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva; color: #ff0000;">wget https://download.anydesk.com/AnyDesk.exe<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-10941 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-02.png" alt="" width="941" height="165" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-02.png 941w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-02-300x53.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-02-768x135.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /><br />
</span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">03、當遇到https網站的憑證有問題時會出現憑證告警而無法下載該如何處理</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">很多非公開的內部網站雖然有啟用https做了ssl的加密連線，但很可能因為憑證不合法或沒透過第三方簽章，因此透過wget下載檔案時會出現告警。</span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">告警範例：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">ERROR: certificate common name ‘mail.nju.edu.tw’ doesn&#8217;t match requested host name ‘120.116.128.14’</span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">範例語法：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">wget https://120.116.128.14/data/openwebmail/images/openwebmail.gif</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-10948 size-large" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-03-1024x158.png" alt="" width="525" height="81" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-03-1024x158.png 1024w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-03-300x46.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-03-768x118.png 768w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-03.png 1039w" sizes="auto, (max-width: 525px) 100vw, 525px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">排除方法：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">在語法中加入忽略ssl憑證的參數「<span style="color: #ff0000;">&#8211;no-check-certificate</span>」</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">範例語法：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva; color: #ff0000;">wget &#8211;no-check-certificate https://120.116.128.14/data/openwebmail/images/openwebmail.gif</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-10949 size-large" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-04-1024x281.png" alt="" width="525" height="144" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-04-1024x281.png 1024w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-04-300x82.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-04-768x211.png 768w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-04.png 1082w" sizes="auto, (max-width: 525px) 100vw, 525px" /></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">[進階應用]</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">01、透過wget進行進行FTP檔案下載</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">語法：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><span style="color: #ff0000;">wget -r ftp://user:password@192.168.5.69</span></p>
<p>參數說明：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">-r = 遞迴</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">ftp://[<span style="color: #0000ff;">FTP使用者帳號]</span>:[<span style="color: #0000ff;">FTP使用者密碼]</span>@[<span style="color: #0000ff;">FTP Server IP]<br />
</span><span style="color: #000000;">本範例的FTP使用者帳號為「user」<br />
本範例的FTP使用者密碼為「password」<br />
</span>本範例的FTP Server IP為<span style="color: #000000;">「192.168.5.69」</span></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-10953 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-05.png" alt="" width="701" height="274" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-05.png 701w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/linux-wget-05-300x117.png 300w" sizes="auto, (max-width: 701px) 100vw, 701px" /><br />
</span></p>
<p>02、透過wget下載google雲端硬碟分享資料<br />
<a href="https://ailog.tw/lifelog/2020/01/08/wget-google-drive/">https://ailog.tw/lifelog/2020/01/08/wget-google-drive/</a></p>
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		<item>
		<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 loading="lazy" 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 loading="lazy" 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="auto, (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 loading="lazy" 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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		<title>Oracle Linux/Red Hat/CentOS 7.X版本變更系統IP</title>
		<link>https://ailog.tw/lifelog/2021/09/07/redhat-changeip/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Tue, 07 Sep 2021 14:59:27 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Linux]]></category>
		<category><![CDATA[7]]></category>
		<category><![CDATA[7.X]]></category>
		<category><![CDATA[centos]]></category>
		<category><![CDATA[Change ip]]></category>
		<category><![CDATA[IP Address]]></category>
		<category><![CDATA[Oracle Linux]]></category>
		<category><![CDATA[Oracle Linux/Red Hat/CentOS 7.X版本變更系統IP]]></category>
		<category><![CDATA[Red Hat]]></category>
		<category><![CDATA[變更IP]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=10902</guid>

					<description><![CDATA[在Linux系統中因「更換網路卡」、「複製Linux虛擬機」或其他原因而變更作業系統IP Address是很常 &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2021/09/07/redhat-changeip/" class="more-link">閱讀全文<span class="screen-reader-text">〈Oracle Linux/Red Hat/CentOS 7.X版本變更系統IP〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-size: 14pt; font-family: verdana, geneva;">在Linux系統中因「更換網路卡」、「複製Linux虛擬機」或其他原因而變更作業系統IP Address是很常見的需求，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IP Address。<span id="more-10902"></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IPv4 IP Address：從192.168.5.181變更為192.168.5.182</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、查詢系統目前正在運作的網路卡</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva; color: #ff0000;">ip add</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone wp-image-10906 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changeip-01.png" alt="" width="804" height="355" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changeip-01.png 804w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changeip-01-300x132.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changeip-01-768x339.png 768w" sizes="auto, (max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">透過ip add所輸出的訊息可以看到，目前系統使用的IP為「192.168.5.181」，網路卡編號為「ens192」</span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">02、變更網路卡設定</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">指令：</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">vi /etc/sysconfig/network-scripts/ifcfg-<span style="color: #ff0000;">ens192<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-10909 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changeip-02.png" alt="" width="646" height="43" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changeip-02.png 646w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changeip-02-300x20.png 300w" sizes="auto, (max-width: 646px) 100vw, 646px" /><span style="color: #000000;">備註說明：指令中「ifcfg-<span style="color: #ff0000;">ens192</span>」的「<span style="color: #ff0000;">ens192</span>」即為網路卡代號，是從第一步驟取得的資訊，如果前一個步驟取得的網路卡代號為「<span style="color: #ff0000;">em0</span>」，則本步驟的指令則須變更為「vi /etc/sysconfig/network-scripts/ifcfg-<span style="color: #ff0000;">em0</span>」</span><br />
</span></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">03、變更設定檔內容IP資訊</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">找到「<span style="color: #ff0000;">IPADDR=</span>」參數設定的地方，如下圖所示</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone size-full wp-image-10911" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changeip-03.png" alt="" width="233" height="156" /></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">將IP變更成需求的設定(本範例將IP從192.168.5.181變更成192.168.5.182)</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;"><img loading="lazy" decoding="async" class="alignnone size-full wp-image-10912" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changeip-04.png" alt="" width="221" height="156" /></span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">存檔後離開檔案設定。</span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">04、重新啟動網路卡</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;">ifdown <span style="color: #000000;"><span style="color: #ff0000;">ens192;ifup ens192</span><br />
<img loading="lazy" decoding="async" class="alignnone wp-image-10913 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changeip-05.png" alt="" width="436" height="50" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changeip-05.png 436w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changeip-05-300x34.png 300w" sizes="auto, (max-width: 436px) 100vw, 436px" /><br />
備註說明：輸入完畢後SSH應該會立即斷線，並使用新的IP來進行連線驗證IP是否已完成變更。</span></span></span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;">05、使用新的IP進行連線</span><br />
<span style="font-size: 14pt; font-family: verdana, geneva;">使用新的IP連線後透過「<span style="color: #ff0000;">ip add</span>」指令查詢確認IP已完成變更<br />
<img loading="lazy" decoding="async" class="alignnone size-medium wp-image-10914" src="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changeip-06-290x300.png" alt="" width="290" height="300" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changeip-06-290x300.png 290w, https://ailog.tw/lifelog/wp-content/uploads/2021/09/ol-changeip-06.png 324w" sizes="auto, (max-width: 290px) 100vw, 290px" /><br />
</span></p>
<p>&nbsp;</p>
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