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body_diff: "[{\"diffs\":[[1,\"<html>\\\r\\\n<head>\\\r\\\n  <title>防火墙配置全解析：端口开放、关闭、查看一篇搞定（含Win/Linux/mac）</title>\\\r\\\n  <basefont face=\\\"微软雅黑\\\" size=\\\"2\\\" />\\\r\\\n  <meta http-equiv=\\\"Content-Type\\\" content=\\\"text/html;charset=utf-8\\\" />\\\r\\\n  <meta name=\\\"exporter-version\\\" content=\\\"YXBJ Windows/608924 (zh-CN, DDL); Windows/10.0.0 (Win64); EDAMVersion=V2;\\\"/>\\\r\\\n  <meta name=\\\"content-class\\\" content=\\\"yinxiang.peso.superNote\\\"/>\\\r\\\n  <meta name=\\\"application-data:yinxiang.noteLayout\\\" content=\\\"{\\\"lineSpace\\\":\\\"recommend\\\",\\\"paragraphSpace\\\":\\\"recommend\\\"}\\\"/>\\\r\\\n  <style>\\\r\\\n\\tbody, td {\\\r\\\n\\t  font-family: 微软雅黑;\\\r\\\n\\t  font-size: 12pt;\\\r\\\n\\t}\\\r\\\n  </style>\\\r\\\n</head>\\\r\\\n<body>\\\r\\\n<a name=\\\"43682\\\"></a>\\\r\\\n<h1>防火墙配置全解析：端口开放、关闭、查看一篇搞定（含Win/Linux/mac）</h1>\\\r\\\n\\\r\\\n<div><span style=\\\"margin:0px;\\\"><div style=\\\"padding:8px 0px;margin:8px auto;max-width:700px;\\\"> <div><span></span></div>\\\n<p></p>\\\n<div style=\\\"--en-blockquote:true;box-sizing: border-box; padding-left: 19px; padding-top: 6px; padding-bottom: 6px; border-left: 3px solid #b4c0cc; background-position: initial initial; background-repeat: initial initial; margin-top: 6px\\\"><div>原文链接: <a href=\\\"http://mp.weixin.qq.com/s?__biz=Mzg4NTAzODkxMQ==&amp;mid=2247484759&amp;idx=1&amp;sn=bff101e54470a2bbb7f28f5bfde0f91f&amp;chksm=ce52e9feca8caca1e9d9d33e9dff9cda438499f4396a1af26cb0697069eb894a071b4d1c9415&amp;mpshare=1&amp;scene=1&amp;srcid=0527zcsAbCSh0R4ihUaHeWvW&amp;sharer_shareinfo=5ec45ae69a618b36cb885187669ec988&amp;sharer_shareinfo_first=5ec45ae69a618b36cb885187669ec988#rd\\\"><span>http://mp.weixin.qq.com/s?__biz=Mzg4NTAzODkxMQ==&amp;mid=2247484...</span></a></div></div>\\\n<p></p>\\\n<div><span></span></div>\\\n<div style=\\\"\\\"><div><div><h1 style=\\\"margin:0\\\"> 防火墙配置全解析：端口开放、关闭、查看一篇搞定（含Win/Linux/mac） </h1><div><span style=\\\"position:relative\\\">原创</span><span> 小先森 </span><span><a style=\\\"position:relative\\\"> web攻防 </a></span><span><em></em></span></div><div style=\\\";\\\"><div style=\\\"margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 10px;padding-right: 10px;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;font-family: Optima, 'Microsoft YaHei', PingFangSC-regular, serif;font-size: 16px;color: rgb(0, 0, 0);line-height: 1.5em;word-spacing: 0em;letter-spacing: 0em;word-break: break-word;overflow-wrap: break-word;text-align: left;\\\"><hr style=\\\"margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: solid;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgb(0, 0, 0);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: 1px;\\\"/><h1 style=\\\"margin:0;margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;display:block\\\"><span style=\\\"font-size: 24px;color: rgb(0, 0, 0);line-height: 1.5em;letter-spacing: 0em;text-align: left;font-weight: bold;display: block;\\\"><span>🛡️ 零基础入门：多系统防火墙配置与端口管理</span></span></h1><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><span>本篇适合零基础小白，手把手带你在 CentOS/Ubuntu、Windows、macOS 等常见系统上配置防火墙，不再因为端口问题而卡壳！</span></p><h2 style=\\\"margin:0;border-bottom-color:rgb(92,157,255);margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;align-items:unset;background-attachment:scroll;background-clip:border-box;background-color:transparent;background-image:none;background-origin:padding-box;background-position-x:0;background-position-y:0;background-repeat:no-repeat;background-size:auto;border-top-style:none;border-bottom-style:solid;border-left-style:none;border-right-style:none;border-top-width:1px;border-bottom-width:1px;border-left-width:1px;border-right-width:1px;border-top-color:rgb(0,0,0);border-left-color:rgb(0,0,0);border-right-color:rgb(0,0,0);border-top-left-radius:0;border-top-right-radius:0;border-bottom-left-radius:0;border-bottom-right-radius:0;box-shadow:none;display:flex;flex-direction:unset;float:unset;height:auto;justify-content:unset;line-height:1.5em;overflow-x:unset;overflow-y:unset;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;text-align:left;text-shadow:none;transform:none;width:auto;-webkit-box-reflect:unset\\\"><span style=\\\"font-size: 16px;color: rgb(0, 0, 0);border-bottom-color: rgb(92, 157, 255);line-height: 1.5em;letter-spacing: 0em;font-weight: bold;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;align-items: unset;background-attachment: scroll;background-clip: border-box;background-color: transparent;background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;border-top-style: none;border-bottom-style: solid;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgb(0, 0, 0);border-left-color: rgb(0, 0, 0);border-right-color: rgb(0, 0, 0);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-left-radius: 0px;border-bottom-right-radius: 0px;box-shadow: none;display: inline;flex-direction: unset;float: unset;height: auto;justify-content: unset;margin-top: 0px;margin-bottom: 2px;margin-left: 0px;margin-right: 0px;overflow-x: unset;overflow-y: unset; text-align: left;text-indent: 0em;text-shadow: none;transform: none;width: auto;-webkit-box-reflect: unset;\\\"><span>📖 目录</span></span></h2><ol style=\\\"margin:0;list-style-type:decimal;margin-top:8px;margin-bottom:8px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:25px;padding-right:0;color:rgb(0,0,0)\\\"><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>防火墙简介</span></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>防火墙命令总览</span></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>一centosfirewalld配置</span></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>二ubuntuufw配置</span></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>三windows-防火墙配置</span></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>四macos-防火墙配置</span></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>💡-实战建议</span></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>📚-附录常用端口参考表</span></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>❤️-结语</span></div></li></ol><hr style=\\\"margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: solid;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgb(0, 0, 0);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: 1px;\\\"/><h2 style=\\\"margin:0;border-bottom-color:rgb(92,157,255);margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;align-items:unset;background-attachment:scroll;background-clip:border-box;background-color:transparent;background-image:none;background-origin:padding-box;background-position-x:0;background-position-y:0;background-repeat:no-repeat;background-size:auto;border-top-style:none;border-bottom-style:solid;border-left-style:none;border-right-style:none;border-top-width:1px;border-bottom-width:1px;border-left-width:1px;border-right-width:1px;border-top-color:rgb(0,0,0);border-left-color:rgb(0,0,0);border-right-color:rgb(0,0,0);border-top-left-radius:0;border-top-right-radius:0;border-bottom-left-radius:0;border-bottom-right-radius:0;box-shadow:none;display:flex;flex-direction:unset;float:unset;height:auto;justify-content:unset;line-height:1.5em;overflow-x:unset;overflow-y:unset;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;text-align:left;text-shadow:none;transform:none;width:auto;-webkit-box-reflect:unset\\\"><span style=\\\"font-size: 16px;color: rgb(0, 0, 0);border-bottom-color: rgb(92, 157, 255);line-height: 1.5em;letter-spacing: 0em;font-weight: bold;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;align-items: unset;background-attachment: scroll;background-clip: border-box;background-color: transparent;background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;border-top-style: none;border-bottom-style: solid;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgb(0, 0, 0);border-left-color: rgb(0, 0, 0);border-right-color: rgb(0, 0, 0);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-left-radius: 0px;border-bottom-right-radius: 0px;box-shadow: none;display: inline;flex-direction: unset;float: unset;height: auto;justify-content: unset;margin-top: 0px;margin-bottom: 2px;margin-left: 0px;margin-right: 0px;overflow-x: unset;overflow-y: unset; text-align: left;text-indent: 0em;text-shadow: none;transform: none;width: auto;-webkit-box-reflect: unset;\\\"><span>防火墙简介</span></span></h2><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><span>防火墙是操作系统中的“安全大门”，负责管理网络进出流量。常见作用：</span></p><ul style=\\\"margin:0;list-style-type:disc;margin-top:8px;margin-bottom:8px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:25px;padding-right:0;color:rgb(0,0,0)\\\"><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>阻止不必要的端口通信，降低安全风险</span></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>开放特定端口，保障 Web、SSH、FTP 等服务可用</span></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>限制或屏蔽恶意 IP</span></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>防御端口扫描、爆破等网络攻击</span></div></li></ul><hr style=\\\"margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: solid;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgb(0, 0, 0);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: 1px;\\\"/><h2 style=\\\"margin:0;border-bottom-color:rgb(92,157,255);margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;align-items:unset;background-attachment:scroll;background-clip:border-box;background-color:transparent;background-image:none;background-origin:padding-box;background-position-x:0;background-position-y:0;background-repeat:no-repeat;background-size:auto;border-top-style:none;border-bottom-style:solid;border-left-style:none;border-right-style:none;border-top-width:1px;border-bottom-width:1px;border-left-width:1px;border-right-width:1px;border-top-color:rgb(0,0,0);border-left-color:rgb(0,0,0);border-right-color:rgb(0,0,0);border-top-left-radius:0;border-top-right-radius:0;border-bottom-left-radius:0;border-bottom-right-radius:0;box-shadow:none;display:flex;flex-direction:unset;float:unset;height:auto;justify-content:unset;line-height:1.5em;overflow-x:unset;overflow-y:unset;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;text-align:left;text-shadow:none;transform:none;width:auto;-webkit-box-reflect:unset\\\"><span style=\\\"font-size: 16px;color: rgb(0, 0, 0);border-bottom-color: rgb(92, 157, 255);line-height: 1.5em;letter-spacing: 0em;font-weight: bold;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;align-items: unset;background-attachment: scroll;background-clip: border-box;background-color: transparent;background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;border-top-style: none;border-bottom-style: solid;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgb(0, 0, 0);border-left-color: rgb(0, 0, 0);border-right-color: rgb(0, 0, 0);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-left-radius: 0px;border-bottom-right-radius: 0px;box-shadow: none;display: inline;flex-direction: unset;float: unset;height: auto;justify-content: unset;margin-top: 0px;margin-bottom: 2px;margin-left: 0px;margin-right: 0px;overflow-x: unset;overflow-y: unset; text-align: left;text-indent: 0em;text-shadow: none;transform: none;width: auto;-webkit-box-reflect: unset;\\\"><span>防火墙命令总览</span></span></h2><div style=\\\"margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;overflow-x: auto;\\\"><table style=\\\"display: table;text-align: left;\\\"><thead><tr><th style=\\\"color: rgb(0, 0, 0);font-size: 14px;line-height: 1.5em;letter-spacing: 0em;text-align: center;font-weight: bold;background: none 0% 0% / auto no-repeat scroll padding-box border-box rgb(240, 240, 240);height: auto;border-style: solid;border-width: 1px;border-color: rgba(204, 204, 204, 0.4);border-radius: 0px;padding: 5px 10px;min-width: 85px;\\\"><div><span>系统</span></div></th><th style=\\\"color: rgb(0, 0, 0);font-size: 14px;line-height: 1.5em;letter-spacing: 0em;text-align: center;font-weight: bold;background: none 0% 0% / auto no-repeat scroll padding-box border-box rgb(240, 240, 240);height: auto;border-style: solid;border-width: 1px;border-color: rgba(204, 204, 204, 0.4);border-radius: 0px;padding: 5px 10px;min-width: 85px;\\\"><div><span>默认防火墙</span></div></th><th style=\\\"color: rgb(0, 0, 0);font-size: 14px;line-height: 1.5em;letter-spacing: 0em;text-align: center;font-weight: bold;background: none 0% 0% / auto no-repeat scroll padding-box border-box rgb(240, 240, 240);height: auto;border-style: solid;border-width: 1px;border-color: rgba(204, 204, 204, 0.4);border-radius: 0px;padding: 5px 10px;min-width: 85px;\\\"><div><span>常用管理工具</span></div></th></tr></thead><tbody><tr style=\\\"color: rgb(0, 0, 0);background-attachment: scroll;background-clip: border-box;background-color: rgb(255, 255, 255);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;\\\"><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>CentOS 7+/RHEL</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>firewalld</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><code><span>firewall-cmd</span></code></td></tr><tr style=\\\"color: rgb(0, 0, 0);background-attachment: scroll;background-clip: border-box;background-color: rgb(248, 248, 248);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;\\\"><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>Ubuntu/Debian</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>UFW</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><code><span>ufw</span></code></td></tr><tr style=\\\"color: rgb(0, 0, 0);background-attachment: scroll;background-clip: border-box;background-color: rgb(255, 255, 255);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;\\\"><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>Windows</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>Windows Defender</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>GUI + </span><code><span>netsh advfirewall</span></code></div></td></tr><tr style=\\\"color: rgb(0, 0, 0);background-attachment: scroll;background-clip: border-box;background-color: rgb(248, 248, 248);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;\\\"><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>macOS</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>PF（Packet Filter）</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>GUI + </span><code><span>pfctl</span></code></div></td></tr></tbody></table></div><h2 style=\\\"margin:0;border-bottom-color:rgb(92,157,255);margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;align-items:unset;background-attachment:scroll;background-clip:border-box;background-color:transparent;background-image:none;background-origin:padding-box;background-position-x:0;background-position-y:0;background-repeat:no-repeat;background-size:auto;border-top-style:none;border-bottom-style:solid;border-left-style:none;border-right-style:none;border-top-width:1px;border-bottom-width:1px;border-left-width:1px;border-right-width:1px;border-top-color:rgb(0,0,0);border-left-color:rgb(0,0,0);border-right-color:rgb(0,0,0);border-top-left-radius:0;border-top-right-radius:0;border-bottom-left-radius:0;border-bottom-right-radius:0;box-shadow:none;display:flex;flex-direction:unset;float:unset;height:auto;justify-content:unset;line-height:1.5em;overflow-x:unset;overflow-y:unset;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;text-align:left;text-shadow:none;transform:none;width:auto;-webkit-box-reflect:unset\\\"><span style=\\\"font-size: 16px;color: rgb(0, 0, 0);border-bottom-color: rgb(92, 157, 255);line-height: 1.5em;letter-spacing: 0em;font-weight: bold;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;align-items: unset;background-attachment: scroll;background-clip: border-box;background-color: transparent;background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;border-top-style: none;border-bottom-style: solid;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgb(0, 0, 0);border-left-color: rgb(0, 0, 0);border-right-color: rgb(0, 0, 0);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-left-radius: 0px;border-bottom-right-radius: 0px;box-shadow: none;display: inline;flex-direction: unset;float: unset;height: auto;justify-content: unset;margin-top: 0px;margin-bottom: 2px;margin-left: 0px;margin-right: 0px;overflow-x: unset;overflow-y: unset; text-align: left;text-indent: 0em;text-shadow: none;transform: none;width: auto;-webkit-box-reflect: unset;\\\"><span>一、CentOS（firewalld）配置</span></span></h2><ol style=\\\"margin:0;list-style-type:decimal;margin-top:8px;margin-bottom:8px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:25px;padding-right:0;color:rgb(0,0,0)\\\"><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>查看状态</span></strong></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span style=\\\"color: #5c6370;font-style: italic;line-height: 26px;\\\"><span>#查看防护墙状态</span></span><br/><span>sudo systemctl status firewalld</span><br/></div></pre></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>启动/停止/开机自启</span></strong></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span>sudo systemctl start firewalld    </span><span style=\\\"color: #5c6370;font-style: italic;line-height: 26px;\\\"><span># 启动</span></span><br/><span>sudo systemctl stop firewalld     </span><span style=\\\"color: #5c6370;font-style: italic;line-height: 26px;\\\"><span># 停止</span></span><br/><span>sudo systemctl </span><span style=\\\"color: #e6c07b;line-height: 26px;\\\"><span>enable</span></span><span> firewalld   </span><span style=\\\"color: #5c6370;font-style: italic;line-height: 26px;\\\"><span># 开机自启</span></span><br/><span>sudo systemctl </span><span style=\\\"color: #e6c07b;line-height: 26px;\\\"><span>disable</span></span><span> firewalld   </span><span style=\\\"color: #5c6370;font-style: italic;line-height: 26px;\\\"><span># 关闭开机自启</span></span><br/></div></pre></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>开放端口</span></strong><span>（以 80 端口为例）</span></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span>sudo firewall-cmd --add-port=80/tcp --permanent</span><br/><span>sudo firewall-cmd --reload </span><span style=\\\"color: #5c6370;font-style: italic;line-height: 26px;\\\"><span>#重新加载防火墙配置</span></span><br/></div></pre></div></li><ul style=\\\"margin:0;list-style-type:disc;margin-top:8px;margin-bottom:8px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:25px;padding-right:0;color:rgb(0,0,0)\\\"><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>firewall-cmd：这是Linux防火墙管理工具firewalld的命令行前端。</span></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>--add-port=80/tcp：这个选项用于指定要开放的端口及其协议（这里是TCP协议上的80端口）。</span></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>--permanent：指定此规则应被添加到永久配置中，这意味着即使系统重启后规则依然有效。</span></div></li></ul><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>查看所有开放端口</span></strong></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span>sudo firewall-cmd --list-ports</span><br/></div></pre></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>关闭端口</span></strong><span>（以 80 为例）</span></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span>sudo firewall-cmd --remove-port=80/tcp --permanent</span><br/><span>sudo firewall-cmd --reload</span><br/></div></pre></div></li><ul style=\\\"margin:0;list-style-type:disc;margin-top:8px;margin-bottom:8px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:25px;padding-right:0;color:rgb(0,0,0)\\\"><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>--remove-port=80/tcp：这个选项用于指定要开放的端口及其协议（这里是TCP协议上的80端口）。</span></div></li></ul></ol><h2 style=\\\"margin:0;border-bottom-color:rgb(92,157,255);margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;align-items:unset;background-attachment:scroll;background-clip:border-box;background-color:transparent;background-image:none;background-origin:padding-box;background-position-x:0;background-position-y:0;background-repeat:no-repeat;background-size:auto;border-top-style:none;border-bottom-style:solid;border-left-style:none;border-right-style:none;border-top-width:1px;border-bottom-width:1px;border-left-width:1px;border-right-width:1px;border-top-color:rgb(0,0,0);border-left-color:rgb(0,0,0);border-right-color:rgb(0,0,0);border-top-left-radius:0;border-top-right-radius:0;border-bottom-left-radius:0;border-bottom-right-radius:0;box-shadow:none;display:flex;flex-direction:unset;float:unset;height:auto;justify-content:unset;line-height:1.5em;overflow-x:unset;overflow-y:unset;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;text-align:left;text-shadow:none;transform:none;width:auto;-webkit-box-reflect:unset\\\"><span style=\\\"font-size: 16px;color: rgb(0, 0, 0);border-bottom-color: rgb(92, 157, 255);line-height: 1.5em;letter-spacing: 0em;font-weight: bold;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;align-items: unset;background-attachment: scroll;background-clip: border-box;background-color: transparent;background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;border-top-style: none;border-bottom-style: solid;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgb(0, 0, 0);border-left-color: rgb(0, 0, 0);border-right-color: rgb(0, 0, 0);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-left-radius: 0px;border-bottom-right-radius: 0px;box-shadow: none;display: inline;flex-direction: unset;float: unset;height: auto;justify-content: unset;margin-top: 0px;margin-bottom: 2px;margin-left: 0px;margin-right: 0px;overflow-x: unset;overflow-y: unset; text-align: left;text-indent: 0em;text-shadow: none;transform: none;width: auto;-webkit-box-reflect: unset;\\\"><span>📷 </span><strong style=\\\"align-items: unset;background-attachment: scroll;background-clip: border-box;background-color: transparent;background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgb(0, 0, 0);border-bottom-color: rgb(0, 0, 0);border-left-color: rgb(0, 0, 0);border-right-color: rgb(0, 0, 0);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-left-radius: 0px;border-bottom-right-radius: 0px;box-shadow: none;color: rgb(0, 0, 0);display: inline-block;font-size: 22px;font-weight: bold;flex-direction: unset;float: unset;height: auto;justify-content: unset;letter-spacing: 0em;line-height: 1.5em;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;overflow-x: unset;overflow-y: unset;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px; text-align: left;text-indent: 0em;text-shadow: none;transform: none;width: auto;-webkit-box-reflect: unset;\\\"><span>图示</span></strong><span>：CentOS firewalld 开放/关闭端口示意图<img src=\\\"防火墙配置全解析：端口开放、关闭、查看一篇搞定（含WinLinuxmac）_files/640.png\\\" type=\\\"image/png\\\" data-filename=\\\"640.png\\\" alt=\\\"防火墙已关闭\\\" style=\\\"--en-marks:%7B%22align%22%3A%22center%22%7D;display: block;margin-top: 0px;margin-right: auto;margin-bottom: 0px;margin-left: auto;max-width: 100%;\\\"/><img src=\\\"防火墙配置全解析：端口开放、关闭、查看一篇搞定（含WinLinuxmac）_files/640 [1].png\\\" type=\\\"image/png\\\" data-filename=\\\"640.png\\\" alt=\\\"防火墙已开启\\\" style=\\\"--en-marks:%7B%22align%22%3A%22center%22%7D;display: block;margin-top: 0px;margin-right: auto;margin-bottom: 0px;margin-left: auto;max-width: 100%;\\\"/></span></span></h2><h2 style=\\\"margin:0;border-bottom-color:rgb(92,157,255);margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;align-items:unset;background-attachment:scroll;background-clip:border-box;background-color:transparent;background-image:none;background-origin:padding-box;background-position-x:0;background-position-y:0;background-repeat:no-repeat;background-size:auto;border-top-style:none;border-bottom-style:solid;border-left-style:none;border-right-style:none;border-top-width:1px;border-bottom-width:1px;border-left-width:1px;border-right-width:1px;border-top-color:rgb(0,0,0);border-left-color:rgb(0,0,0);border-right-color:rgb(0,0,0);border-top-left-radius:0;border-top-right-radius:0;border-bottom-left-radius:0;border-bottom-right-radius:0;box-shadow:none;display:flex;flex-direction:unset;float:unset;height:auto;justify-content:unset;line-height:1.5em;overflow-x:unset;overflow-y:unset;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;text-align:left;text-shadow:none;transform:none;width:auto;-webkit-box-reflect:unset\\\"><span style=\\\"font-size: 16px;color: rgb(0, 0, 0);border-bottom-color: rgb(92, 157, 255);line-height: 1.5em;letter-spacing: 0em;font-weight: bold;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;align-items: unset;background-attachment: scroll;background-clip: border-box;background-color: transparent;background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;border-top-style: none;border-bottom-style: solid;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgb(0, 0, 0);border-left-color: rgb(0, 0, 0);border-right-color: rgb(0, 0, 0);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-left-radius: 0px;border-bottom-right-radius: 0px;box-shadow: none;display: inline;flex-direction: unset;float: unset;height: auto;justify-content: unset;margin-top: 0px;margin-bottom: 2px;margin-left: 0px;margin-right: 0px;overflow-x: unset;overflow-y: unset; text-align: left;text-indent: 0em;text-shadow: none;transform: none;width: auto;-webkit-box-reflect: unset;\\\"><span>二、Ubuntu（UFW）配置</span></span></h2><ol style=\\\"margin:0;list-style-type:decimal;margin-top:8px;margin-bottom:8px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:25px;padding-right:0;color:rgb(0,0,0)\\\"><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>查看状态</span></strong></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span>sudo ufw status verbose</span><br/></div></pre></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>启用/禁用</span></strong></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span>sudo ufw </span><span style=\\\"color: #e6c07b;line-height: 26px;\\\"><span>enable</span></span><span style=\\\"color: #5c6370;font-style: italic;line-height: 26px;\\\"><span># 启用防火墙</span></span><br/><span>sudo ufw </span><span style=\\\"color: #e6c07b;line-height: 26px;\\\"><span>disable</span></span><span style=\\\"color: #5c6370;font-style: italic;line-height: 26px;\\\"><span># 禁用防火墙</span></span><br/></div></pre></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>开放端口</span></strong><span>（以 22 为例）</span></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span>sudo ufw allow 22/tcp</span><br/></div></pre></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>删除规则</span></strong><span>（关闭 22）</span></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span>bash</span><br/><span>sudo ufw delete allow 22/tcp</span><br/></div></pre></div></li></ol><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><span>📷 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>图示</span></strong><span>：Ubuntu UFW 状态与规则管理界面<img src=\\\"防火墙配置全解析：端口开放、关闭、查看一篇搞定（含WinLinuxmac）_files/640 [2].png\\\" type=\\\"image/png\\\" data-filename=\\\"640.png\\\" style=\\\"--en-marks:%7B%22align%22%3A%22center%22%7D;display: block;margin-top: 0px;margin-right: auto;margin-bottom: 0px;margin-left: auto;max-width: 100%;\\\"/></span></p><hr style=\\\"margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: solid;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgb(0, 0, 0);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: 1px;\\\"/><h2 style=\\\"margin:0;border-bottom-color:rgb(92,157,255);margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;align-items:unset;background-attachment:scroll;background-clip:border-box;background-color:transparent;background-image:none;background-origin:padding-box;background-position-x:0;background-position-y:0;background-repeat:no-repeat;background-size:auto;border-top-style:none;border-bottom-style:solid;border-left-style:none;border-right-style:none;border-top-width:1px;border-bottom-width:1px;border-left-width:1px;border-right-width:1px;border-top-color:rgb(0,0,0);border-left-color:rgb(0,0,0);border-right-color:rgb(0,0,0);border-top-left-radius:0;border-top-right-radius:0;border-bottom-left-radius:0;border-bottom-right-radius:0;box-shadow:none;display:flex;flex-direction:unset;float:unset;height:auto;justify-content:unset;line-height:1.5em;overflow-x:unset;overflow-y:unset;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;text-align:left;text-shadow:none;transform:none;width:auto;-webkit-box-reflect:unset\\\"><span style=\\\"font-size: 16px;color: rgb(0, 0, 0);border-bottom-color: rgb(92, 157, 255);line-height: 1.5em;letter-spacing: 0em;font-weight: bold;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;align-items: unset;background-attachment: scroll;background-clip: border-box;background-color: transparent;background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;border-top-style: none;border-bottom-style: solid;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgb(0, 0, 0);border-left-color: rgb(0, 0, 0);border-right-color: rgb(0, 0, 0);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-left-radius: 0px;border-bottom-right-radius: 0px;box-shadow: none;display: inline;flex-direction: unset;float: unset;height: auto;justify-content: unset;margin-top: 0px;margin-bottom: 2px;margin-left: 0px;margin-right: 0px;overflow-x: unset;overflow-y: unset; text-align: left;text-indent: 0em;text-shadow: none;transform: none;width: auto;-webkit-box-reflect: unset;\\\"><span>三、Windows 防火墙配置</span></span></h2><h3 style=\\\"margin:0;margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;display:block\\\"><span style=\\\"font-size: 20px;color: rgb(0, 0, 0);line-height: 1.5em;letter-spacing: 0em;text-align: left;font-weight: bold;display: block;\\\"><span>1.图形界面操作</span></span></h3><ol style=\\\"margin:0;list-style-type:decimal;margin-top:8px;margin-bottom:8px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:25px;padding-right:0;color:rgb(0,0,0)\\\"><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>打开 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>控制面板</span></strong><span> → </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>系统和安全</span></strong><span> → </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>Windows Defender 防火墙</span></strong></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>点击 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>高级设置</span></strong><span> → 选择 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>入站规则</span></strong><span> 或 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>出站规则</span></strong></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>点击 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>新建规则</span></strong><span> → 选择 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>端口</span></strong><span> → 填写端口号 → 选择 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>允许连接</span></strong><span> 或 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>阻止连接</span></strong></div></li></ol><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><span>📷 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>图示</span></strong><span>：Windows 防火墙开启关闭</span></p><h5 style=\\\"margin:0;margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;border-top-style:none;border-bottom-style:solid;border-left-style:none;border-right-style:none;border-top-width:1px;border-bottom-width:4px;border-left-width:1px;border-right-width:1px;border-top-color:rgb(0,0,0);border-bottom-color:rgb(160,249,176);border-left-color:rgb(0,0,0);border-right-color:rgb(0,0,0);border-top-left-radius:4px;border-top-right-radius:4px;border-bottom-left-radius:0;border-bottom-right-radius:0;background-attachment:scroll;background-clip:border-box;background-color:rgb(24,26,33);background-image:none;background-origin:padding-box;background-position-x:0;background-position-y:0;background-repeat:no-repeat;background-size:auto;width:auto;height:auto;align-items:unset;box-shadow:none;display:block;flex-direction:unset;float:unset;justify-content:unset;line-height:1.5em;overflow-x:unset;overflow-y:unset;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;text-align:left;text-shadow:none;transform:none;-webkit-box-reflect:unset\\\"><span style=\\\"font-size: 22px;color: rgb(160, 249, 176);line-height: 1.5em;letter-spacing: 0em;padding-top: 10px;padding-bottom: 10px;padding-left: 20px;padding-right: 20px;align-items: unset;background-attachment: scroll;background-clip: border-box;background-color: transparent;background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgb(0, 0, 0);border-bottom-color: rgb(0, 0, 0);border-left-color: rgb(0, 0, 0);border-right-color: rgb(0, 0, 0);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-left-radius: 0px;border-bottom-right-radius: 0px;box-shadow: none;display: block;font-weight: bold;flex-direction: unset;float: unset;height: auto;justify-content: unset;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;overflow-x: unset;overflow-y: unset; text-align: left;text-indent: 0em;text-shadow: none;transform: none;width: auto;-webkit-box-reflect: unset;\\\"><span><img src=\\\"防火墙配置全解析：端口开放、关闭、查看一篇搞定（含WinLinuxmac）_files/640 [3].png\\\" type=\\\"image/png\\\" data-filename=\\\"640.png\\\" style=\\\"--en-marks:%7B%22align%22%3A%22center%22%7D;display: block;margin-top: 0px;margin-right: auto;margin-bottom: 0px;margin-left: auto;max-width: 100%;\\\"/></span></span></h5><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><span>📷 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>图示</span></strong><span>：Windows 防火墙入站规则创建流程</span></p><h5 style=\\\"margin:0;margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;border-top-style:none;border-bottom-style:solid;border-left-style:none;border-right-style:none;border-top-width:1px;border-bottom-width:4px;border-left-width:1px;border-right-width:1px;border-top-color:rgb(0,0,0);border-bottom-color:rgb(160,249,176);border-left-color:rgb(0,0,0);border-right-color:rgb(0,0,0);border-top-left-radius:4px;border-top-right-radius:4px;border-bottom-left-radius:0;border-bottom-right-radius:0;background-attachment:scroll;background-clip:border-box;background-color:rgb(24,26,33);background-image:none;background-origin:padding-box;background-position-x:0;background-position-y:0;background-repeat:no-repeat;background-size:auto;width:auto;height:auto;align-items:unset;box-shadow:none;display:block;flex-direction:unset;float:unset;justify-content:unset;line-height:1.5em;overflow-x:unset;overflow-y:unset;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;text-align:left;text-shadow:none;transform:none;-webkit-box-reflect:unset\\\"><span style=\\\"font-size: 22px;color: rgb(160, 249, 176);line-height: 1.5em;letter-spacing: 0em;padding-top: 10px;padding-bottom: 10px;padding-left: 20px;padding-right: 20px;align-items: unset;background-attachment: scroll;background-clip: border-box;background-color: transparent;background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgb(0, 0, 0);border-bottom-color: rgb(0, 0, 0);border-left-color: rgb(0, 0, 0);border-right-color: rgb(0, 0, 0);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-left-radius: 0px;border-bottom-right-radius: 0px;box-shadow: none;display: block;font-weight: bold;flex-direction: unset;float: unset;height: auto;justify-content: unset;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;overflow-x: unset;overflow-y: unset; text-align: left;text-indent: 0em;text-shadow: none;transform: none;width: auto;-webkit-box-reflect: unset;\\\"><span><img src=\\\"防火墙配置全解析：端口开放、关闭、查看一篇搞定（含WinLinuxmac）_files/640 [4].png\\\" type=\\\"image/png\\\" data-filename=\\\"640.png\\\" style=\\\"--en-marks:%7B%22align%22%3A%22center%22%7D;display: block;margin-top: 0px;margin-right: auto;margin-bottom: 0px;margin-left: auto;max-width: 100%;\\\"/></span></span></h5><h3 style=\\\"margin:0;margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;display:block\\\"><span style=\\\"font-size: 20px;color: rgb(0, 0, 0);line-height: 1.5em;letter-spacing: 0em;text-align: left;font-weight: bold;display: block;\\\"><span>2.命令行操作（管理员 CMD/PowerShell）</span></span></h3><ul style=\\\"margin:0;list-style-type:disc;margin-top:8px;margin-bottom:8px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:25px;padding-right:0;color:rgb(0,0,0)\\\"><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>查看所有规则</span></strong></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span>netsh advfirewall firewall show rule name=all</span><br/></div></pre></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>开放端口</span></strong><span>（如 80）</span></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span>netsh advfirewall firewall add rule name=&quot;Allow80&quot; dir=in action=allow protocol=TCP localport=80</span><br/></div></pre></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>删除规则</span></strong></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span>netsh advfirewall firewall delete rule name=&quot;Allow80&quot;</span><br/></div></pre></div></li></ul><hr style=\\\"margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: solid;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgb(0, 0, 0);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: 1px;\\\"/><h2 style=\\\"margin:0;border-bottom-color:rgb(92,157,255);margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;align-items:unset;background-attachment:scroll;background-clip:border-box;background-color:transparent;background-image:none;background-origin:padding-box;background-position-x:0;background-position-y:0;background-repeat:no-repeat;background-size:auto;border-top-style:none;border-bottom-style:solid;border-left-style:none;border-right-style:none;border-top-width:1px;border-bottom-width:1px;border-left-width:1px;border-right-width:1px;border-top-color:rgb(0,0,0);border-left-color:rgb(0,0,0);border-right-color:rgb(0,0,0);border-top-left-radius:0;border-top-right-radius:0;border-bottom-left-radius:0;border-bottom-right-radius:0;box-shadow:none;display:flex;flex-direction:unset;float:unset;height:auto;justify-content:unset;line-height:1.5em;overflow-x:unset;overflow-y:unset;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;text-align:left;text-shadow:none;transform:none;width:auto;-webkit-box-reflect:unset\\\"><span style=\\\"font-size: 16px;color: rgb(0, 0, 0);border-bottom-color: rgb(92, 157, 255);line-height: 1.5em;letter-spacing: 0em;font-weight: bold;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;align-items: unset;background-attachment: scroll;background-clip: border-box;background-color: transparent;background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;border-top-style: none;border-bottom-style: solid;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgb(0, 0, 0);border-left-color: rgb(0, 0, 0);border-right-color: rgb(0, 0, 0);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-left-radius: 0px;border-bottom-right-radius: 0px;box-shadow: none;display: inline;flex-direction: unset;float: unset;height: auto;justify-content: unset;margin-top: 0px;margin-bottom: 2px;margin-left: 0px;margin-right: 0px;overflow-x: unset;overflow-y: unset; text-align: left;text-indent: 0em;text-shadow: none;transform: none;width: auto;-webkit-box-reflect: unset;\\\"><span>四、macOS 防火墙配置</span></span></h2><h3 style=\\\"margin:0;margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;display:block\\\"><span style=\\\"font-size: 20px;color: rgb(0, 0, 0);line-height: 1.5em;letter-spacing: 0em;text-align: left;font-weight: bold;display: block;\\\"><span>1.图形界面操作</span></span></h3><ol style=\\\"margin:0;list-style-type:decimal;margin-top:8px;margin-bottom:8px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:25px;padding-right:0;color:rgb(0,0,0)\\\"><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>打开 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>系统偏好设置</span></strong><span> → </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>安全性与隐私</span></strong></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>切换到 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>防火墙</span></strong><span> 标签，点击 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>解锁</span></strong><span> → </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>开启防火墙</span></strong></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><span>点击 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>防火墙选项</span></strong><span>，添加或删除允许/阻止的应用</span></div></li></ol><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><span>📷 </span><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>图示</span></strong><span>：macOS 防火墙设置界面<img src=\\\"防火墙配置全解析：端口开放、关闭、查看一篇搞定（含WinLinuxmac）_files/640 [5].png\\\" type=\\\"image/png\\\" data-filename=\\\"640.png\\\" style=\\\"--en-marks:%7B%22align%22%3A%22center%22%7D;display: block;margin-top: 0px;margin-right: auto;margin-bottom: 0px;margin-left: auto;max-width: 100%;\\\"/></span></p><h3 style=\\\"margin:0;margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;display:block\\\"><span style=\\\"font-size: 20px;color: rgb(0, 0, 0);line-height: 1.5em;letter-spacing: 0em;text-align: left;font-weight: bold;display: block;\\\"><span>2.命令行操作（PF）</span></span></h3><ol style=\\\"margin:0;list-style-type:decimal;margin-top:8px;margin-bottom:8px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:25px;padding-right:0;color:rgb(0,0,0)\\\"><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><span>编辑配置文件：</span></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span>sudo vi /etc/pf.conf</span><br/><span style=\\\"color: #5c6370;font-style: italic;line-height: 26px;\\\"><span># 添加：pass in proto tcp from any to any port 8080</span></span><br/></div></pre></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><span>加载规则并启用：</span></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span>sudo pfctl -f /etc/pf.conf</span><br/><span>sudo pfctl -e</span><br/></div></pre></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><span>查看状态：</span></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span>sudo pfctl -s all</span><br/></div></pre></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><span>禁用防火墙：</span></p><pre style=\\\"border-radius: 5px;box-shadow: rgba(0, 0, 0, 0.55) 0px 2px 10px;margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;\\\"><span style=\\\"display: block;background: none;height: 30px;width: 100%;background-size: 40px;background-repeat: no-repeat;background-color: #282c34;margin-bottom: -7px;border-radius: 5px;background-position: 10px 10px;background-image: url(&quot;https://mmbiz.qpic.cn/mmbiz_svg/LTpwfH82ricnhf3sHticKVcLZQeLVyicz9gNbiaM0auZoF2I9Uypx1bz9DD50PwiaRUngVCImncU8kzRtj7ibCUc13MpeYDFaE8rll/640?wx_fmt=svg&amp;from=appmsg&quot;);\\\"></span><div style=\\\"--en-codeblock:true;--en-meta:{&quot;title&quot;:&quot;&quot;,&quot;lang&quot;:&quot;Plain Text&quot;,&quot;theme&quot;:&quot;default&quot;,&quot;showLine&quot;:true,&quot;lineWrap&quot;:true};box-sizing: border-box; padding: 8px; font-family: Monaco, Menlo, Consolas, &quot;Courier New&quot;, monospace; font-size: 12px; color: rgb(51, 51, 51); border-top-left-radius: 4px; border-top-right-radius: 4px; border-bottom-right-radius: 4px; border-bottom-left-radius: 4px; background-color: rgb(251, 250, 248); border: 1px solid rgba(0, 0, 0, 0.14902); background-position: initial initial; background-repeat: initial initial; margin-top: 6px;\\\"><span>sudo pfctl -d</span><br/></div></pre></div></li></ol><hr style=\\\"margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: solid;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgb(0, 0, 0);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: 1px;\\\"/><h2 style=\\\"margin:0;border-bottom-color:rgb(92,157,255);margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;align-items:unset;background-attachment:scroll;background-clip:border-box;background-color:transparent;background-image:none;background-origin:padding-box;background-position-x:0;background-position-y:0;background-repeat:no-repeat;background-size:auto;border-top-style:none;border-bottom-style:solid;border-left-style:none;border-right-style:none;border-top-width:1px;border-bottom-width:1px;border-left-width:1px;border-right-width:1px;border-top-color:rgb(0,0,0);border-left-color:rgb(0,0,0);border-right-color:rgb(0,0,0);border-top-left-radius:0;border-top-right-radius:0;border-bottom-left-radius:0;border-bottom-right-radius:0;box-shadow:none;display:flex;flex-direction:unset;float:unset;height:auto;justify-content:unset;line-height:1.5em;overflow-x:unset;overflow-y:unset;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;text-align:left;text-shadow:none;transform:none;width:auto;-webkit-box-reflect:unset\\\"><span style=\\\"font-size: 16px;color: rgb(0, 0, 0);border-bottom-color: rgb(92, 157, 255);line-height: 1.5em;letter-spacing: 0em;font-weight: bold;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;align-items: unset;background-attachment: scroll;background-clip: border-box;background-color: transparent;background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;border-top-style: none;border-bottom-style: solid;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgb(0, 0, 0);border-left-color: rgb(0, 0, 0);border-right-color: rgb(0, 0, 0);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-left-radius: 0px;border-bottom-right-radius: 0px;box-shadow: none;display: inline;flex-direction: unset;float: unset;height: auto;justify-content: unset;margin-top: 0px;margin-bottom: 2px;margin-left: 0px;margin-right: 0px;overflow-x: unset;overflow-y: unset; text-align: left;text-indent: 0em;text-shadow: none;transform: none;width: auto;-webkit-box-reflect: unset;\\\"><span>💡 实战建议</span></span></h2><ul style=\\\"margin:0;list-style-type:disc;margin-top:8px;margin-bottom:8px;margin-left:0;margin-right:0;padding-top:0;padding-bottom:0;padding-left:25px;padding-right:0;color:rgb(0,0,0)\\\"><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>开发环境</span></strong><span>：开放 22 (SSH)、80 (HTTP)、443 (HTTPS)</span></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>渗透测试</span></strong><span>：临时停用防火墙，灵活测试（注意安全）</span></div></li><li><div style=\\\"margin-top: 5px;margin-bottom: 5px;color: rgb(1, 1, 1);font-size: 16px;line-height: 1.8em;letter-spacing: 0em;text-align: left;font-weight: normal;\\\"><strong style=\\\"color: rgb(0, 0, 0);font-weight: bold;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: none;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 3px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgba(0, 0, 0, 0.4);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><span>生产环境</span></strong><span>：最小化开放端口、启用日志记录、防止端口扫描</span></div></li></ul><hr style=\\\"margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: solid;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgb(0, 0, 0);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: 1px;\\\"/><h2 style=\\\"margin:0;border-bottom-color:rgb(92,157,255);margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;align-items:unset;background-attachment:scroll;background-clip:border-box;background-color:transparent;background-image:none;background-origin:padding-box;background-position-x:0;background-position-y:0;background-repeat:no-repeat;background-size:auto;border-top-style:none;border-bottom-style:solid;border-left-style:none;border-right-style:none;border-top-width:1px;border-bottom-width:1px;border-left-width:1px;border-right-width:1px;border-top-color:rgb(0,0,0);border-left-color:rgb(0,0,0);border-right-color:rgb(0,0,0);border-top-left-radius:0;border-top-right-radius:0;border-bottom-left-radius:0;border-bottom-right-radius:0;box-shadow:none;display:flex;flex-direction:unset;float:unset;height:auto;justify-content:unset;line-height:1.5em;overflow-x:unset;overflow-y:unset;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;text-align:left;text-shadow:none;transform:none;width:auto;-webkit-box-reflect:unset\\\"><span style=\\\"font-size: 16px;color: rgb(0, 0, 0);border-bottom-color: rgb(92, 157, 255);line-height: 1.5em;letter-spacing: 0em;font-weight: bold;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;align-items: unset;background-attachment: scroll;background-clip: border-box;background-color: transparent;background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;border-top-style: none;border-bottom-style: solid;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgb(0, 0, 0);border-left-color: rgb(0, 0, 0);border-right-color: rgb(0, 0, 0);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-left-radius: 0px;border-bottom-right-radius: 0px;box-shadow: none;display: inline;flex-direction: unset;float: unset;height: auto;justify-content: unset;margin-top: 0px;margin-bottom: 2px;margin-left: 0px;margin-right: 0px;overflow-x: unset;overflow-y: unset; text-align: left;text-indent: 0em;text-shadow: none;transform: none;width: auto;-webkit-box-reflect: unset;\\\"><span>📚 附录：常用端口参考表</span></span></h2><div style=\\\"margin-top: 0px;margin-bottom: 0px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;overflow-x: auto;\\\"><table style=\\\"display: table;text-align: left;\\\"><thead><tr><th style=\\\"color: rgb(0, 0, 0);font-size: 14px;line-height: 1.5em;letter-spacing: 0em;text-align: center;font-weight: bold;background: none 0% 0% / auto no-repeat scroll padding-box border-box rgb(240, 240, 240);height: auto;border-style: solid;border-width: 1px;border-color: rgba(204, 204, 204, 0.4);border-radius: 0px;padding: 5px 10px;min-width: 85px;\\\"><div><span>端口</span></div></th><th style=\\\"color: rgb(0, 0, 0);font-size: 14px;line-height: 1.5em;letter-spacing: 0em;text-align: center;font-weight: bold;background: none 0% 0% / auto no-repeat scroll padding-box border-box rgb(240, 240, 240);height: auto;border-style: solid;border-width: 1px;border-color: rgba(204, 204, 204, 0.4);border-radius: 0px;padding: 5px 10px;min-width: 85px;\\\"><div><span>服务</span></div></th><th style=\\\"color: rgb(0, 0, 0);font-size: 14px;line-height: 1.5em;letter-spacing: 0em;text-align: center;font-weight: bold;background: none 0% 0% / auto no-repeat scroll padding-box border-box rgb(240, 240, 240);height: auto;border-style: solid;border-width: 1px;border-color: rgba(204, 204, 204, 0.4);border-radius: 0px;padding: 5px 10px;min-width: 85px;\\\"><div><span>用途</span></div></th></tr></thead><tbody><tr style=\\\"color: rgb(0, 0, 0);background-attachment: scroll;background-clip: border-box;background-color: rgb(255, 255, 255);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;\\\"><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>22</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>SSH</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>远程管理</span></div></td></tr><tr style=\\\"color: rgb(0, 0, 0);background-attachment: scroll;background-clip: border-box;background-color: rgb(248, 248, 248);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;\\\"><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>80</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>HTTP</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>网站访问</span></div></td></tr><tr style=\\\"color: rgb(0, 0, 0);background-attachment: scroll;background-clip: border-box;background-color: rgb(255, 255, 255);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;\\\"><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>443</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>HTTPS</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>安全网站访问</span></div></td></tr><tr style=\\\"color: rgb(0, 0, 0);background-attachment: scroll;background-clip: border-box;background-color: rgb(248, 248, 248);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;\\\"><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>3306</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>MySQL</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>数据库服务</span></div></td></tr><tr style=\\\"color: rgb(0, 0, 0);background-attachment: scroll;background-clip: border-box;background-color: rgb(255, 255, 255);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;\\\"><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>3389</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>RDP</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>Windows 远程桌面</span></div></td></tr><tr style=\\\"color: rgb(0, 0, 0);background-attachment: scroll;background-clip: border-box;background-color: rgb(248, 248, 248);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: auto;\\\"><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>21</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>FTP</span></div></td><td style=\\\"padding-top: 5px;padding-right: 10px;padding-bottom: 5px;padding-left: 10px;min-width: 85px;border-top-style: solid;border-bottom-style: solid;border-left-style: solid;border-right-style: solid;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgba(204, 204, 204, 0.4);border-bottom-color: rgba(204, 204, 204, 0.4);border-left-color: rgba(204, 204, 204, 0.4);border-right-color: rgba(204, 204, 204, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;\\\"><div><span>文件传输</span></div></td></tr></tbody></table></div><hr style=\\\"margin-top: 10px;margin-bottom: 10px;margin-left: 0px;margin-right: 0px;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;border-top-style: solid;border-bottom-style: none;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 3px;border-left-width: 3px;border-right-width: 3px;border-top-color: rgb(0, 0, 0);border-bottom-color: rgba(0, 0, 0, 0.4);border-left-color: rgba(0, 0, 0, 0.4);border-right-color: rgba(0, 0, 0, 0.4);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-right-radius: 0px;border-bottom-left-radius: 0px;background-attachment: scroll;background-clip: border-box;background-color: rgba(0, 0, 0, 0);background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;width: auto;height: 1px;\\\"/><h2 style=\\\"margin:0;border-bottom-color:rgb(92,157,255);margin-top:30px;margin-bottom:15px;margin-left:0;margin-right:0;align-items:unset;background-attachment:scroll;background-clip:border-box;background-color:transparent;background-image:none;background-origin:padding-box;background-position-x:0;background-position-y:0;background-repeat:no-repeat;background-size:auto;border-top-style:none;border-bottom-style:solid;border-left-style:none;border-right-style:none;border-top-width:1px;border-bottom-width:1px;border-left-width:1px;border-right-width:1px;border-top-color:rgb(0,0,0);border-left-color:rgb(0,0,0);border-right-color:rgb(0,0,0);border-top-left-radius:0;border-top-right-radius:0;border-bottom-left-radius:0;border-bottom-right-radius:0;box-shadow:none;display:flex;flex-direction:unset;float:unset;height:auto;justify-content:unset;line-height:1.5em;overflow-x:unset;overflow-y:unset;padding-top:0;padding-bottom:0;padding-left:0;padding-right:0;text-align:left;text-shadow:none;transform:none;width:auto;-webkit-box-reflect:unset\\\"><span style=\\\"font-size: 16px;color: rgb(0, 0, 0);border-bottom-color: rgb(92, 157, 255);line-height: 1.5em;letter-spacing: 0em;font-weight: bold;padding-top: 0px;padding-bottom: 0px;padding-left: 0px;padding-right: 0px;align-items: unset;background-attachment: scroll;background-clip: border-box;background-color: transparent;background-image: none;background-origin: padding-box;background-position-x: 0%;background-position-y: 0%;background-repeat: no-repeat;background-size: auto;border-top-style: none;border-bottom-style: solid;border-left-style: none;border-right-style: none;border-top-width: 1px;border-bottom-width: 1px;border-left-width: 1px;border-right-width: 1px;border-top-color: rgb(0, 0, 0);border-left-color: rgb(0, 0, 0);border-right-color: rgb(0, 0, 0);border-top-left-radius: 0px;border-top-right-radius: 0px;border-bottom-left-radius: 0px;border-bottom-right-radius: 0px;box-shadow: none;display: inline;flex-direction: unset;float: unset;height: auto;justify-content: unset;margin-top: 0px;margin-bottom: 2px;margin-left: 0px;margin-right: 0px;overflow-x: unset;overflow-y: unset; text-align: left;text-indent: 0em;text-shadow: none;transform: none;width: auto;-webkit-box-reflect: unset;\\\"><span>❤️ 结语</span></span></h2><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><span>防火墙配置是运维、安全、开发必备技能。掌握以上命令与流程，让你轻松搞定端口管理，远离“无法访问”的烦恼！</span></p><p style=\\\"margin:0;color:rgb(0,0,0);font-size:16px;line-height:1.8em;letter-spacing:0;text-align:left;text-indent:0;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0;padding-top:8px;padding-bottom:8px;padding-left:0;padding-right:0\\\"><span>📢 如果你觉得有用，点个【在看】❤️，留言告诉我你的防火墙问题，我来帮你解答！</span></p></div><div style=\\\"text-align: right;\\\"><span>@栗子</span></div></div></div></div></div></div></span>\\\n</div></body></html>\\u0000\"]],\"start1\":0,\"start2\":0,\"length1\":0,\"length2\":143610}]"
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updated_time: 2025-11-28T21:24:59.692Z
created_time: 2025-11-28T21:24:59.692Z
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