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	<title>block ports &#8211; Bubblog</title>
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		<title>Chrome 封锁的端口号</title>
		<link>https://blog.yangyuanping.com/chrome-%e5%b0%81%e9%94%81%e7%9a%84%e7%ab%af%e5%8f%a3%e5%8f%b7/</link>
		
		<dc:creator><![CDATA[peny911]]></dc:creator>
		<pubDate>Tue, 11 Nov 2025 16:05:57 +0000</pubDate>
				<category><![CDATA[未分类]]></category>
		<category><![CDATA[block ports]]></category>
		<category><![CDATA[chrome]]></category>
		<guid isPermaLink="false">https://blog.yangyuanping.com/?p=971</guid>

					<description><![CDATA[Chrome 禁止访问某些端口是为了防止协议混淆攻击(Protocol Confusion Attack)。这 [&#8230;]]]></description>
										<content:encoded><![CDATA[
<p>Chrome 禁止访问某些端口是为了防止<strong>协议混淆攻击</strong>(Protocol Confusion Attack)。这些端口通常被特定的网络协议占用,如果允许浏览器访问,可能被恶意网站利用来攻击这些服务。</p>



<p></p>



<p><a href="https://chromium.googlesource.com/chromium/src.git/+/refs/heads/main/net/base/port_util.cc">https://chromium.googlesource.com/chromium/src.git/+/refs/heads/main/net/base/port_util.cc</a></p>



<p><a href="https://fetch.spec.whatwg.org/#port-blocking">https://fetch.spec.whatwg.org/#port-blocking</a></p>



<div class="wp-block-kevinbatdorf-code-block-pro" data-code-block-pro-font-family="Code-Pro-JetBrains-Mono" style="font-size:1.125rem;font-family:Code-Pro-JetBrains-Mono,ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace;line-height:1.625rem;--cbp-tab-width:2;tab-size:var(--cbp-tab-width, 2)"><span style="display:block;padding:16px 0 0 16px;margin-bottom:-1px;width:100%;text-align:left;background-color:#2e3440ff"><svg xmlns="http://www.w3.org/2000/svg" width="54" height="14" viewBox="0 0 54 14"><g fill="none" fill-rule="evenodd" transform="translate(1 1)"><circle cx="6" cy="6" r="6" fill="#FF5F56" stroke="#E0443E" stroke-width=".5"></circle><circle cx="26" cy="6" r="6" fill="#FFBD2E" stroke="#DEA123" stroke-width=".5"></circle><circle cx="46" cy="6" r="6" fill="#27C93F" stroke="#1AAB29" stroke-width=".5"></circle></g></svg></span><span role="button" tabindex="0" style="color:#d8dee9ff;display:none" aria-label="复制" class="code-block-pro-copy-button"><pre class="code-block-pro-copy-button-pre" aria-hidden="true"><textarea class="code-block-pro-copy-button-textarea" tabindex="-1" aria-hidden="true" readonly>// The general list of blocked ports. Will be blocked unless a specific
// protocol overrides it. (Ex: ftp can use port 21)
// When adding a port to the list, consider also adding it to kAllowablePorts,
// below. See &lt;https://fetch.spec.whatwg.org/#port-blocking>.
const int kRestrictedPorts[] = {
    0,      // Not in Fetch Spec.
    1,      // tcpmux
    7,      // echo
    9,      // discard
    11,     // systat
    13,     // daytime
    15,     // netstat
    17,     // qotd
    19,     // chargen
    20,     // ftp data
    21,     // ftp access
    22,     // ssh
    23,     // telnet
    25,     // smtp
    37,     // time
    42,     // name
    43,     // nicname
    53,     // domain
    69,     // tftp
    77,     // priv-rjs
    79,     // finger
    87,     // ttylink
    95,     // supdup
    101,    // hostriame
    102,    // iso-tsap
    103,    // gppitnp
    104,    // acr-nema
    109,    // pop2
    110,    // pop3
    111,    // sunrpc
    113,    // auth
    115,    // sftp
    117,    // uucp-path
    119,    // nntp
    123,    // NTP
    135,    // loc-srv /epmap
    137,    // netbios
    139,    // netbios
    143,    // imap2
    161,    // snmp
    179,    // BGP
    389,    // ldap
    427,    // SLP (Also used by Apple Filing Protocol)
    465,    // smtp+ssl
    512,    // print / exec
    513,    // login
    514,    // shell
    515,    // printer
    526,    // tempo
    530,    // courier
    531,    // chat
    532,    // netnews
    540,    // uucp
    548,    // AFP (Apple Filing Protocol)
    554,    // rtsp
    556,    // remotefs
    563,    // nntp+ssl
    587,    // smtp (rfc6409)
    601,    // syslog-conn (rfc3195)
    636,    // ldap+ssl
    989,    // ftps-data
    990,    // ftps
    993,    // ldap+ssl
    995,    // pop3+ssl
    1719,   // h323gatestat
    1720,   // h323hostcall
    1723,   // pptp
    2049,   // nfs
    3659,   // apple-sasl / PasswordServer
    4045,   // lockd
    5060,   // sip
    5061,   // sips
    6000,   // X11
    6566,   // sane-port
    6665,   // Alternate IRC &#91;Apple addition&#93;
    6666,   // Alternate IRC &#91;Apple addition&#93;
    6667,   // Standard IRC &#91;Apple addition&#93;
    6668,   // Alternate IRC &#91;Apple addition&#93;
    6669,   // Alternate IRC &#91;Apple addition&#93;
    6697,   // IRC + TLS
    10080,  // Amanda
};</textarea></pre><svg xmlns="http://www.w3.org/2000/svg" style="width:24px;height:24px" fill="none" viewBox="0 0 24 24" stroke="currentColor" stroke-width="2"><path class="with-check" stroke-linecap="round" stroke-linejoin="round" d="M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2m-6 9l2 2 4-4"></path><path class="without-check" stroke-linecap="round" stroke-linejoin="round" d="M9 5H7a2 2 0 00-2 2v12a2 2 0 002 2h10a2 2 0 002-2V7a2 2 0 00-2-2h-2M9 5a2 2 0 002 2h2a2 2 0 002-2M9 5a2 2 0 012-2h2a2 2 0 012 2"></path></svg></span><pre class="shiki nord" style="background-color: #2e3440ff" tabindex="0"><code><span class="line"><span style="color: #616E88">// The general list of blocked ports. Will be blocked unless a specific</span></span>
<span class="line"><span style="color: #616E88">// protocol overrides it. (Ex: ftp can use port 21)</span></span>
<span class="line"><span style="color: #616E88">// When adding a port to the list, consider also adding it to kAllowablePorts,</span></span>
<span class="line"><span style="color: #616E88">// below. See &lt;https://fetch.spec.whatwg.org/#port-blocking&gt;.</span></span>
<span class="line"><span style="color: #81A1C1">const</span><span style="color: #D8DEE9FF"> </span><span style="color: #D8DEE9">int</span><span style="color: #D8DEE9FF"> kRestrictedPorts[] </span><span style="color: #81A1C1">=</span><span style="color: #D8DEE9FF"> </span><span style="color: #ECEFF4">{</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">0</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">      </span><span style="color: #616E88">// Not in Fetch Spec.</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">1</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">      </span><span style="color: #616E88">// tcpmux</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">7</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">      </span><span style="color: #616E88">// echo</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">9</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">      </span><span style="color: #616E88">// discard</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">11</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// systat</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">13</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// daytime</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">15</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// netstat</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">17</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// qotd</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">19</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// chargen</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">20</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// ftp data</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">21</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// ftp access</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">22</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// ssh</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">23</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// telnet</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">25</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// smtp</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">37</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// time</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">42</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// name</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">43</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// nicname</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">53</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// domain</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">69</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// tftp</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">77</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// priv-rjs</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">79</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// finger</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">87</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// ttylink</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">95</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">     </span><span style="color: #616E88">// supdup</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">101</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// hostriame</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">102</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// iso-tsap</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">103</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// gppitnp</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">104</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// acr-nema</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">109</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// pop2</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">110</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// pop3</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">111</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// sunrpc</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">113</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// auth</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">115</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// sftp</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">117</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// uucp-path</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">119</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// nntp</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">123</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// NTP</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">135</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// loc-srv /epmap</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">137</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// netbios</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">139</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// netbios</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">143</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// imap2</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">161</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// snmp</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">179</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// BGP</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">389</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// ldap</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">427</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// SLP (Also used by Apple Filing Protocol)</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">465</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// smtp+ssl</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">512</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// print / exec</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">513</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// login</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">514</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// shell</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">515</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// printer</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">526</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// tempo</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">530</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// courier</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">531</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// chat</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">532</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// netnews</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">540</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// uucp</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">548</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// AFP (Apple Filing Protocol)</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">554</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// rtsp</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">556</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// remotefs</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">563</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// nntp+ssl</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">587</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// smtp (rfc6409)</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">601</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// syslog-conn (rfc3195)</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">636</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// ldap+ssl</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">989</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// ftps-data</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">990</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// ftps</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">993</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// ldap+ssl</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">995</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">    </span><span style="color: #616E88">// pop3+ssl</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">1719</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// h323gatestat</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">1720</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// h323hostcall</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">1723</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// pptp</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">2049</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// nfs</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">3659</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// apple-sasl / PasswordServer</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">4045</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// lockd</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">5060</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// sip</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">5061</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// sips</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">6000</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// X11</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">6566</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// sane-port</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">6665</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// Alternate IRC &#91;Apple addition&#93;</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">6666</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// Alternate IRC &#91;Apple addition&#93;</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">6667</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// Standard IRC &#91;Apple addition&#93;</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">6668</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// Alternate IRC &#91;Apple addition&#93;</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">6669</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// Alternate IRC &#91;Apple addition&#93;</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">6697</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">   </span><span style="color: #616E88">// IRC + TLS</span></span>
<span class="line"><span style="color: #D8DEE9FF">    </span><span style="color: #B48EAD">10080</span><span style="color: #ECEFF4">,</span><span style="color: #D8DEE9FF">  </span><span style="color: #616E88">// Amanda</span></span>
<span class="line"><span style="color: #ECEFF4">}</span><span style="color: #81A1C1">;</span></span></code></pre></div>



<p>开发时常用的端口:</p>



<p>3000 &#8211; Node.js/React 开发服务器<br>4200 &#8211; Angular 开发服务器<br>5000/5001 &#8211; ASP.NET Core 默认端口<br>8000/8080/8888 &#8211; 通用 HTTP 开发端口<br>3306 &#8211; MySQL (虽然不在黑名单,但不建议用于 HTTP)</p>



<p></p>
]]></content:encoded>
					
		
		
			</item>
	</channel>
</rss>
