https://blog.margrop.net/tag/%E9%98%B2%E7%81%AB%E5%A2%99/ Recent content in 防火墙 on 魔都水滴 Hugo zh-CN Sun, 26 Feb 2023 20:04:53 +0800 https://blog.margrop.net/post/ubuntu-add-port-filter-using-iptables/ Sun, 26 Feb 2023 20:04:53 +0800 https://blog.margrop.net/post/ubuntu-add-port-filter-using-iptables/ <h1 id="ubuntu2204-新增防火墙端口">Ubuntu22.04 新增防火墙端口</h1> <h2 id="查看防火墙状态">查看防火墙状态</h2> <pre tabindex="0"><code>ufw status </code></pre><h2 id="开放22端口">开放22端口</h2> <pre tabindex="0"><code>ufw allow 22 </code></pre><h2 id="添加完成查看防火墙状态">添加完成，查看防火墙状态</h2> <pre tabindex="0"><code>ufw status </code></pre>