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	<title>reset password &#8211; 21點情報網</title>
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		<title>Juniper SRX Firewall重置root密碼</title>
		<link>https://ailog.tw/lifelog/2024/05/05/juniper-resetpw/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Sun, 05 May 2024 08:11:22 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Firewall]]></category>
		<category><![CDATA[Juniper]]></category>
		<category><![CDATA[reset password]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[SRX]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=17443</guid>

					<description><![CDATA[小編有好多年沒遇到Juniper的防火牆了，就隨手紀錄一下，分享給有需要的網友們。 本篇要介紹的是如何rese &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2024/05/05/juniper-resetpw/" class="more-link">閱讀全文<span class="screen-reader-text">〈Juniper SRX Firewall重置root密碼〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p>小編有好多年沒遇到Juniper的防火牆了，就隨手紀錄一下，分享給有需要的網友們。</p>
<p>本篇要介紹的是如何reset JunOS(Junos OS)的root密碼，透過該方式重新設定密碼，原本的設定檔案並不會消失，請放心服用。</p>
<p><span id="more-17443"></span></p>
<p><span style="font-family: verdana, geneva;">[步驟一]：進入「loader」模式<br />
透過console模式在開機過程：</span><br />
<span style="font-family: verdana, geneva;">看到「<span style="color: #ff0000;">Hit [Enter] to boot immediately, or space bar for command prompt</span>」就趕快按下空白按鍵，接著就可以看到「loader&gt;」的等待畫面</span><br />
<img fetchpriority="high" decoding="async" class="alignnone wp-image-17444 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-01.png" alt="" width="669" height="274" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-01.png 669w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-01-300x123.png 300w" sizes="(max-width: 669px) 100vw, 669px" /></p>
<p>&nbsp;</p>
<p><span style="font-family: verdana, geneva;">[步驟二]：進入「單人模式」<br />
指令語法：</span></p>
<pre>boot -s</pre>
<p><img decoding="async" class="alignnone wp-image-17447 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-02.png" alt="" width="627" height="320" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-02.png 627w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-02-300x153.png 300w" sizes="(max-width: 627px) 100vw, 627px" /></p>
<p>&nbsp;</p>
<p><span style="font-family: verdana, geneva;">[步驟三]：進入「還原模式」<br />
</span><span style="font-family: verdana, geneva;">指令語法：</span></p>
<pre>recovery</pre>
<p><span style="font-family: verdana, geneva;"><img decoding="async" class="alignnone wp-image-17448 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-03.png" alt="" width="955" height="209" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-03.png 955w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-03-300x66.png 300w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-03-768x168.png 768w" sizes="(max-width: 767px) 89vw, (max-width: 1000px) 54vw, (max-width: 1071px) 543px, 580px" /></span></p>
<p>&nbsp;</p>
<p>[步驟四]：進入「設定模式」<br />
<span style="font-family: verdana, geneva;">指令語法：</span></p>
<pre>configure</pre>
<p><img loading="lazy" decoding="async" class="alignnone wp-image-17451 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-04.png" alt="" width="427" height="211" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-04.png 427w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-04-300x148.png 300w" sizes="auto, (max-width: 427px) 100vw, 427px" /></p>
<p>&nbsp;</p>
<p>[步驟五]：重新設定密碼<br />
<span style="font-family: verdana, geneva; font-size: 1rem;">指令語法：</span></p>
<pre>set system root-authentication plain-text-password</pre>
<p><img loading="lazy" decoding="async" class="alignnone wp-image-17452 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-05.png" alt="" width="561" height="193" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-05.png 561w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-05-300x103.png 300w" sizes="auto, (max-width: 561px) 100vw, 561px" /><br />
<span style="color: #ff0000;">※過程會要求輸入新的root密碼</span></p>
<p>&nbsp;</p>
<p>[步驟六]：確認設定<br />
<span style="font-family: verdana, geneva; font-size: 1rem;">指令語法：</span></p>
<pre>commit</pre>
<p><img loading="lazy" decoding="async" class="alignnone wp-image-17454 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-07.png" alt="" width="526" height="253" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-07.png 526w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-07-300x144.png 300w" sizes="auto, (max-width: 526px) 100vw, 526px" /></p>
<p>[步驟七]：離開設定模式並重新開機<br />
<span style="font-family: verdana, geneva; font-size: 1rem;">指令語法：</span></p>
<pre>exit</pre>
<p><img loading="lazy" decoding="async" class="alignnone wp-image-17453 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-06.png" alt="" width="271" height="159" /><br />
※連續輸入兩次exit後，即可離開設定模式，並且重新開機。</p>
<p>[步驟八]：使用新的root密碼登入設備<br />
<img loading="lazy" decoding="async" class="alignnone wp-image-17456 size-full" src="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-08.png" alt="" width="493" height="243" srcset="https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-08.png 493w, https://ailog.tw/lifelog/wp-content/uploads/2024/05/resetpw-08-300x148.png 300w" sizes="auto, (max-width: 493px) 100vw, 493px" /></p>
<p>&nbsp;</p>
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			</item>
		<item>
		<title>Cisco 2801 路由器密碼重置步驟</title>
		<link>https://ailog.tw/lifelog/2023/02/15/cisco-2801-pwreset/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Wed, 15 Feb 2023 15:34:50 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[Switch]]></category>
		<category><![CDATA[2801]]></category>
		<category><![CDATA[Cisco]]></category>
		<category><![CDATA[reset password]]></category>
		<category><![CDATA[密碼重置]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=15025</guid>

					<description><![CDATA[小編今天分享Cisco 2801 路由器密碼重置步驟 Set01、 關閉路由器的電源。 Set02、 連接一個 &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2023/02/15/cisco-2801-pwreset/" class="more-link">閱讀全文<span class="screen-reader-text">〈Cisco 2801 路由器密碼重置步驟〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-family: verdana, geneva; font-size: 14pt;">小編今天分享Cisco 2801 路由器密碼重置步驟</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;"><span id="more-15025"></span></span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Set01、</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">關閉路由器的電源。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Set02、</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">連接一個電腦到路由器的 Console 埠。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Set03、</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">打開終端機軟體，設定連接埠的速率為 9600 bps、資料位元為 8、無同位元、停止位元為 1、無流控制。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Set04、</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">開啟路由器的電源。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Set05、</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">進入路由器的 ROM Monitor 模式。當您看到 &#8220;System Bootstrap, Version&#8230;&#8221; 的訊息時，按下 Ctrl+Break，直到您看到 ROM Monitor 模式提示字元（rommon1&gt;）。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Set06、</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">輸入 confreg 0x2142 並按下 Enter，這個指令會讓路由器忽略 NVRAM 設定（包括密碼）並啟動路由器。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Set07、</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">輸入 reset 並按下 Enter，這個指令會重新啟動路由器，但這次路由器會忽略 NVRAM 設定。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Set08、</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">等待路由器啟動，並輸入 enable 指令進入特權模式。這時不需要密碼。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Set09、</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">輸入 copy startup-config running-config 指令，把 NVRAM 中的設定載入到記憶體中。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Set10、</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">進入全域組態模式，輸入 configure terminal。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Set11、</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">輸入 no enable secret 指令，移除路由器的 enable 密碼。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Set12、</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">輸入 config-register 0x2102 指令，把路由器的啟動設定回復成正常模式。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Set13、</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">輸入 exit 離開組態模式。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Set14、</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">輸入 write memory 或是 copy running-config startup-config 儲存設定。</span></p>
<p><span style="font-family: verdana, geneva; font-size: 14pt;">Set15、</span><br />
<span style="font-family: verdana, geneva; font-size: 14pt;">輸入 reload 重新啟動路由器。</span></p>
]]></content:encoded>
					
		
		
			</item>
		<item>
		<title>FreeBSD系統在ZFS的硬碟格式下，忘記系統密碼如何排除</title>
		<link>https://ailog.tw/lifelog/2021/07/03/freebsd-zfs-resetpw/</link>
		
		<dc:creator><![CDATA[blackjack]]></dc:creator>
		<pubDate>Sat, 03 Jul 2021 14:05:52 +0000</pubDate>
				<category><![CDATA[3C資訊]]></category>
		<category><![CDATA[FreeBSD]]></category>
		<category><![CDATA[change password]]></category>
		<category><![CDATA[forgot password]]></category>
		<category><![CDATA[freebsd]]></category>
		<category><![CDATA[FreeBSD系統在ZFS的硬碟格式下，忘記系統密碼如何排除]]></category>
		<category><![CDATA[reset password]]></category>
		<category><![CDATA[root]]></category>
		<category><![CDATA[ZFS]]></category>
		<category><![CDATA[忘記密碼]]></category>
		<category><![CDATA[還原密碼]]></category>
		<category><![CDATA[重新設定密碼]]></category>
		<guid isPermaLink="false">https://ailog.tw/lifelog/?p=9986</guid>

					<description><![CDATA[重置系統的密碼是還蠻常聽到的狀況，無論是交接時沒有給系統密碼，或是太久沒登入系統自己忘了密碼均會遇到這個議題， &#8230; <p class="link-more"><a href="https://ailog.tw/lifelog/2021/07/03/freebsd-zfs-resetpw/" class="more-link">閱讀全文<span class="screen-reader-text">〈FreeBSD系統在ZFS的硬碟格式下，忘記系統密碼如何排除〉</span></a></p>]]></description>
										<content:encoded><![CDATA[<p><span style="font-size: 14pt; font-family: verdana, geneva;">重置系統的密碼是還蠻常聽到的狀況，無論是交接時沒有給系統密碼，或是太久沒登入系統自己忘了密碼均會遇到這個議題，FreeBSD在近期的版本安裝時會多了ZFS的磁區格式選項，因此在重置密碼的部分會有些許不同，今天小編就帶著大家一起來了解一下。</span></p>
<p><span style="font-size: 14pt; font-family: verdana, geneva;"><span id="more-9986"></span></span></p>
<p>[操作步驟]<br />
01、FreeBSD系統開機時，選擇「Boot Single user」俗稱的單人模式<img loading="lazy" decoding="async" class="alignnone size-full wp-image-9989" src="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-01.png" alt="" width="414" height="356" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-01.png 414w, https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-01-300x258.png 300w" sizes="auto, (max-width: 414px) 100vw, 414px" /></p>
<p>02、卸載系統預設掛載的硬碟<br />
指令如下：<br />
adjkerntz -i<br />
mount -u /<br />
<img loading="lazy" decoding="async" class="alignnone size-full wp-image-9990" src="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-02.png" alt="" width="189" height="35" /></p>
<p>03、啟動「hostid 」服務<br />
指令如下：<br />
/etc/rc.d/hostid start<br />
<img loading="lazy" decoding="async" class="alignnone size-full wp-image-9991" src="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-03.png" alt="" width="499" height="50" srcset="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-03.png 499w, https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-03-300x30.png 300w" sizes="auto, (max-width: 499px) 100vw, 499px" /></p>
<p>04、掛載ZFS磁區<br />
指令如下：<br />
zfs mount -a<br />
<img loading="lazy" decoding="async" class="alignnone size-full wp-image-9992" src="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-04.png" alt="" width="165" height="17" /></p>
<p>05、變更root密碼<br />
指令如下：<br />
passwd<br />
<img loading="lazy" decoding="async" class="alignnone size-full wp-image-9993" src="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-05.png" alt="" width="295" height="70" /></p>
<p>06、重新啟動系統<br />
指令如下：<br />
sync<br />
reboot<br />
<img loading="lazy" decoding="async" class="alignnone size-full wp-image-9994" src="https://ailog.tw/lifelog/wp-content/uploads/2021/07/freebsd-zfs-resetpw-06.png" alt="" width="125" height="34" /></p>
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