{"id":15413,"date":"2021-06-30T06:22:03","date_gmt":"2021-06-29T22:22:03","guid":{"rendered":"http:\/\/blog.idc.net\/15413\/"},"modified":"2021-06-30T06:22:03","modified_gmt":"2021-06-29T22:22:03","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8ubuntu-18-04%e4%b8%8a%e4%bd%bf%e7%94%a8ufw%e8%ae%be%e7%bd%ae%e9%98%b2%e7%81%ab%e5%a2%99","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/15413\/","title":{"rendered":"\u5982\u4f55\u5728Ubuntu 18.04\u4e0a\u4f7f\u7528UFW\u8bbe\u7f6e\u9632\u706b\u5899"},"content":{"rendered":"
\n

\u6b63\u786e\u914d\u7f6e\u7684\u9632\u706b\u5899\u662f\u6574\u4e2a\u7cfb\u7edf\u5b89\u5168\u6027\u6700\u91cd\u8981\u7684\u65b9\u9762\u4e4b\u4e00\u3002 \u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cUbuntu\u9644\u5e26\u4e00\u4e2a\u540d\u4e3aUFW\uff08\u7b80\u5355\u9632\u706b\u5899\uff09\u7684\u9632\u706b\u5899\u914d\u7f6e\u5de5\u5177\u3002UFW\u662f\u7ba1\u7406iptables\u9632\u706b\u5899\u89c4\u5219\u7684\u4e00\u4e2a\u7528\u6237\u53cb\u597d\u7684\u524d\u7aef\uff0c\u5b83\u7684\u4e3b\u8981\u76ee\u6807\u662f\u4f7f\u7ba1\u7406iptables\u66f4\u5bb9\u6613\uff0c\u6216\u8005\u5982\u5176\u540d\u6240\u8bf4\uff0c\u7b80\u5355\u3002<\/p>\n

\u5148\u51b3\u6761\u4ef6<\/strong><\/p>\n

\u5b89\u88c5UFW<\/strong><\/p>\n

ufw\u9632\u706b\u5899\u5e94\u8be5\u9ed8\u8ba4\u5b89\u88c5\u5728Ubuntu 18.04\u4e2d\uff0c\u4f46\u662f\u5982\u679c\u5b83\u6ca1\u6709\u5b89\u88c5\u5728\u4f60\u7684\u7cfb\u7edf\u4e0a\uff0c\u4f60\u53ef\u4ee5\u901a\u8fc7\u952e\u5165\u4ee5\u4e0b\u547d\u4ee4\u6765\u5b89\u88c5\u5b83\uff1a<\/p>\n

sudo apt install ufw<\/p>\n

\u68c0\u67e5UFW\u72b6\u6001<\/strong><\/p>\n

\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u68c0\u67e5UFW\u7684\u72b6\u6001\uff1a<\/p>\n

sudo ufw status verbose<\/p>\n

UFW\u5728\u9ed8\u8ba4\u60c5\u51b5\u4e0b\u662f\u7981\u7528\u7684\uff0c\u5982\u679c\u60a8\u521a\u521a\u5b89\u88c5\u6216\u4ece\u672a\u6fc0\u6d3b\u8fc7UFW\uff0c\u5219\u8f93\u51fa\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

\u8f93\u51fa<\/p>\n

Status: inactive<\/p>\n

\u5982\u679cUFW\u88ab\u6fc0\u6d3b\uff0c\u8f93\u51fa\u5c06\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

\u72b6\u6001\uff1a\u6fc0\u6d3b
\u65e5\u5fd7\uff1a on (low)
\u9ed8\u8ba4\uff1adeny (incoming), allow (outgoing), disabled (routed)
\u65b0\u5efa\u914d\u7f6e\u6587\u4ef6: skip<\/p>\n

\u81f3                          \u52a8\u4f5c          \u6765\u81ea
-                          --          --
80,443\/tcp (Nginx Full)    ALLOW IN    Anywhere                 
80,443\/tcp (Nginx Full (v6)) ALLOW IN    Anywhere (v6)     <\/p>\n

UFW\u9ed8\u8ba4\u7b56\u7565<\/strong><\/p>\n

\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cUFW\u5c06\u963b\u6b62\u6240\u6709\u4f20\u5165\u8fde\u63a5\u5e76\u5141\u8bb8\u6240\u6709\u51fa\u7ad9\u8fde\u63a5\u3002 \u8fd9\u610f\u5473\u7740\u4efb\u4f55\u8bd5\u56fe\u8bbf\u95ee\u60a8\u7684\u670d\u52a1\u5668\u7684\u7528\u6237\u90fd\u5c06\u65e0\u6cd5\u8fde\u63a5\uff0c\u9664\u975e\u60a8\u4e13\u95e8\u6253\u5f00\u8be5\u7aef\u53e3\uff0c\u800c\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\u7684\u6240\u6709\u5e94\u7528\u7a0b\u5e8f\u548c\u670d\u52a1\u90fd\u5c06\u80fd\u591f\u8bbf\u95ee\u5916\u90e8\u4e16\u754c\u3002<\/p>\n

\u9ed8\u8ba4\u7b56\u7565\u5728\/etc\/default\/ufw\u6587\u4ef6\u4e2d\u5b9a\u4e49\uff0c\u53ef\u4ee5\u4f7f\u7528sudo ufw default <policy> <chain><\/p>\n

\u9632\u706b\u5899\u7b56\u7565\u662f\u6784\u5efa\u66f4\u8be6\u7ec6\u548c\u7528\u6237\u5b9a\u4e49\u89c4\u5219\u7684\u57fa\u7840\u3002 \u5728\u5927\u591a\u6570\u60c5\u51b5\u4e0b\uff0c\u6700\u521d\u7684UFW\u9ed8\u8ba4\u653f\u7b56\u662f\u4e00\u4e2a\u5f88\u597d\u7684\u8d77\u70b9\u3002<\/p>\n

\u5e94\u7528\u7a0b\u5e8f\u914d\u7f6e<\/strong><\/p>\n

\u4f7f\u7528apt\u5b89\u88c5\u8f6f\u4ef6\u5305\u65f6\uff0c\u5b83\u5c06\u5411\/etc\/ufw\/applications.d\u76ee\u5f55\u4e2d\u6dfb\u52a0\u5e94\u7528\u7a0b\u5e8f\u914d\u7f6e\u6587\u4ef6\uff0c\u8be5\u76ee\u5f55\u63cf\u8ff0\u8be5\u670d\u52a1\u5e76\u5305\u542bUFW\u8bbe\u7f6e\u3002<\/p>\n

\u60a8\u53ef\u4ee5\u952e\u5165\u4ee5\u4e0b\u5185\u5bb9\u5217\u51fa\u670d\u52a1\u5668\u4e0a\u53ef\u7528\u7684\u6240\u6709\u5e94\u7528\u7a0b\u5e8f\u914d\u7f6e\u6587\u4ef6<\/p>\n

sudo ufw app list<\/p>\n

\u6839\u636e\u7cfb\u7edf\u4e0a\u5b89\u88c5\u7684\u8f6f\u4ef6\u5305\uff0c\u8f93\u51fa\u5c06\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

\u53ef\u7528\u5e94\u7528\u7a0b\u5e8f\uff1a
  CUPS
  Nginx Full
  Nginx HTTP
  Nginx HTTPS
  Postfix
  Postfix SMTPS
  Postfix Submission<\/p>\n

\u5982\u679c\u60a8\u60f3\u8981\u67e5\u627e\u6709\u5173\u914d\u7f6e\u6587\u4ef6\u548c\u5305\u542b\u89c4\u5219\u7684\u66f4\u591a\u4fe1\u606f\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n

sudo ufw app info 'Nginx Full'<\/p>\n

\u914d\u7f6e: Nginx Full
\u6807\u9898\uff1aWeb Server (Nginx, HTTP + HTTPS)
\u63cf\u8ff0\uff1a Small, but very powerful and efficient web server<\/p>\n

\u7aef\u53e3\uff1a
  80,443\/tcp<\/p>\n

\u6b63\u5982\u60a8\u4ece\u4e0a\u9762\u7684\u8f93\u51fa\u4e2d\u770b\u5230'Nginx Full'\u914d\u7f6e\u6587\u4ef6\u6253\u5f00\u7aef\u53e380\u548c443\uff0c<\/p>\n

\u5141\u8bb8SSH\u8fde\u63a5<\/strong><\/p>\n

\u5728\u542f\u7528UFW\u9632\u706b\u5899\u4e4b\u524d\uff0c\u6211\u4eec\u9700\u8981\u6dfb\u52a0\u4e00\u4e2a\u5141\u8bb8\u4f20\u5165SSH\u8fde\u63a5\u7684\u89c4\u5219\u3002 \u5982\u679c\u60a8\u4ece\u8fdc\u7a0b\u4f4d\u7f6e\u8fde\u63a5\u5230\u670d\u52a1\u5668\uff08\u51e0\u4e4e\u603b\u662f\u5982\u6b64\uff09\uff0c\u5e76\u4e14\u5728\u660e\u786e\u5141\u8bb8\u4f20\u5165SSH\u8fde\u63a5\u4e4b\u524d\u542f\u7528UFW\u9632\u706b\u5899\uff0c\u5219\u60a8\u5c06\u4e0d\u518d\u80fd\u591f\u8fde\u63a5\u5230\u60a8\u7684Ubuntu\u670d\u52a1\u5668\u3002<\/p>\n

\u8981\u914d\u7f6e\u60a8\u7684UFW\u9632\u706b\u5899\u4ee5\u5141\u8bb8\u4f20\u5165SSH\u8fde\u63a5\uff0c\u8bf7\u952e\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n

sudo ufw allow ssh<\/p>\n

\u89c4\u5219\u5df2\u6dfb\u52a0
\u89c4\u5219\u5df2\u6dfb\u52a0 (v6)<\/p>\n

\u5982\u679c\u60a8\u5c06SSH\u7aef\u53e3\u66f4\u6539\u4e3a\u81ea\u5b9a\u4e49\u7aef\u53e3\u800c\u4e0d\u662f\u7aef\u53e322\uff0c\u5219\u9700\u8981\u6253\u5f00\u8be5\u7aef\u53e3\u3002 \u4f8b\u5982\uff0c\u5982\u679c\u60a8\u7684ssh\u5b88\u62a4\u8fdb\u7a0b\u5728\u7aef\u53e35522\u4e0a\u4fa6\u542c\uff0c\u90a3\u4e48\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6765\u5141\u8bb8\u8be5\u7aef\u53e3\u4e0a\u7684\u8fde\u63a5\uff1a<\/p>\n

sudo ufw allow 5522\/tcp<\/p>\n

\u542f\u7528UFW<\/strong><\/p>\n

\u73b0\u5728\u60a8\u7684UFW\u9632\u706b\u5899\u5df2\u914d\u7f6e\u4e3a\u5141\u8bb8\u4f20\u5165SSH\u8fde\u63a5\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u952e\u5165\u4ee5\u4e0b\u547d\u4ee4\u542f\u7528\u5b83\uff1a<\/p>\n

sudo ufw enable<\/p>\n

\u5728\u7cfb\u7edf\u542f\u52a8\u65f6\u542f\u7528\u548c\u6fc0\u6d3b\u9632\u706b\u5899<\/p>\n

\u8f93\u51fa\uff1a<\/p>\n

Command may disrupt existing ssh connections. Proceed with operation (y|n)? y
Firewall is active and enabled on system startup<\/p>\n

\u60a8\u5c06\u88ab\u8b66\u544a\u542f\u7528\u9632\u706b\u5899\u53ef\u80fd\u4f1a\u7834\u574f\u73b0\u6709\u7684ssh\u8fde\u63a5\uff0c\u53ea\u9700\u952e\u5165y\u5e76\u6309Enter\u952e\u3002<\/p>\n

\u5141\u8bb8\u5176\u4ed6\u7aef\u53e3\u4e0a\u7684\u8fde\u63a5<\/strong><\/p>\n

\u6839\u636e\u60a8\u7684\u670d\u52a1\u5668\u4e0a\u8fd0\u884c\u7684\u5e94\u7528\u7a0b\u5e8f\u548c\u60a8\u7684\u7279\u5b9a\u9700\u6c42\uff0c\u60a8\u9700\u8981\u5141\u8bb8\u5bf9\u5176\u4ed6\u7aef\u53e3\u7684\u4f20\u5165\u8bbf\u95ee\u3002<\/p>\n

\u4e0b\u9762\u6211\u4eec\u5c06\u5411\u60a8\u5c55\u793a\u4e00\u4e9b\u5982\u4f55\u5141\u8bb8\u4f20\u5165\u8fde\u63a5\u5230\u4e00\u4e9b\u6700\u5e38\u89c1\u670d\u52a1\u7684\u4f8b\u5b50\uff1a<\/p>\n

\u6253\u5f00\u7aef\u53e380 - HTTP<\/strong><\/p>\n

\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u5141\u8bb8HTTP\u8fde\u63a5\uff1a<\/p>\n

sudo ufw allow http<\/p>\n

\u4f60\u53ef\u4ee5\u4f7f\u7528\u7aef\u53e3\u53f780\u800c\u4e0d\u662fhttp\uff1a<\/strong><\/p>\n

sudo ufw allow 80\/tcp<\/p>\n

\u6216\u8005\u60a8\u53ef\u4ee5\u4f7f\u7528\u5e94\u7528\u7a0b\u5e8f\u914d\u7f6e\u6587\u4ef6\uff0c\u5728\u672c\u4f8b\u4e2d\u662f'Nginx HTTPS'\uff1a<\/strong><\/p>\n

sudo ufw allow 'Nginx HTTP'<\/p>\n

\u6253\u5f00\u7aef\u53e3443 - HTTPS<\/strong><\/p>\n

\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u53ef\u4ee5\u5141\u8bb8HTTP\u8fde\u63a5\uff1a<\/strong><\/p>\n

sudo ufw allow https<\/p>\n

\u8981\u5b9e\u73b0\u76f8\u540c\u800c\u4e0d\u662fhttps\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u7aef\u53e3\u53f7443\uff1a<\/strong><\/p>\n

sudo ufw allow 443\/tcp<\/p>\n

\u6216\u8005\u60a8\u53ef\u4ee5\u4f7f\u7528\u5e94\u7528\u7a0b\u5e8f\u914d\u7f6e\u6587\u4ef6\uff0c\u5728\u672c\u4f8b\u4e2d\u662f'Nginx HTTPS'\uff1a<\/strong><\/p>\n

sudo ufw allow 'Nginx HTTP'<\/p>\n

\u6253\u5f00\u7aef\u53e38080<\/strong><\/p>\n

\u5982\u679c\u8fd0\u884cTomcat\u6216\u5728\u7aef\u53e38080\u4e0a\u4fa6\u542c\u7684\u4efb\u4f55\u5176\u4ed6\u5e94\u7528\u7a0b\u5e8f\u4ee5\u5141\u8bb8\u4f20\u5165\u8fde\u63a5\uff0c\u8bf7\u8f93\u5165\uff1a<\/p>\n

sudo ufw allow 8080\/tcp<\/p>\n

\u5141\u8bb8\u7aef\u53e3\u8303\u56f4<\/strong><\/p>\n

UFW\u5141\u8bb8\u6211\u4eec\u5141\u8bb8\u8bbf\u95ee\u7aef\u53e3\u8303\u56f4\uff0c\u800c\u4e0d\u662f\u5141\u8bb8\u8bbf\u95ee\u5355\u4e2a\u7aef\u53e3\u3002 \u4f7f\u7528UFW\u5141\u8bb8\u7aef\u53e3\u8303\u56f4\u65f6\uff0c\u60a8\u5fc5\u987b\u6307\u5b9a\u534f\u8bae\uff0c\u5373tcp\u6216udp\u3002 \u4f8b\u5982\uff0c\u5982\u679c\u8981\u5141\u8bb8tcp\u548cudp\u4e0a\u7684\u7aef\u53e3\u4ece8000\u52308100\uff0c\u5219\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n

sudo ufw allow 8000:8100\/tcp<\/p>\n

sudo ufw allow 8000:8100\/udp<\/p>\n

\u5141\u8bb8\u7279\u5b9a\u7684IP\u5730\u5740<\/strong><\/p>\n

\u5982\u679c\u60a8\u5e0c\u671b\u5141\u8bb8\u60a8\u7684\u5bb6\u5ead\u8ba1\u7b97\u673a\u4e0a\u7684\u6240\u6709\u7aef\u53e3\u4f7f\u7528IP\u5730\u574055.56.57.58\u8bbf\u95ee\uff0c\u5219\u9700\u8981\u5728IP\u5730\u5740\u4e4b\u524d\u6307\u5b9a\uff1a<\/p>\n

sudo ufw allow from 55.56.57.58\u5141\u8bb8\u7279\u5b9a\u7aef\u53e3\u4e0a\u7684\u7279\u5b9aIP\u5730\u5740<\/p>\n

\u8981\u5141\u8bb8\u5728\u7279\u5b9a\u7aef\u53e3\u4e0a\u8bbf\u95ee\uff0c\u53ef\u4ee5\u4f7f\u7528IP\u5730\u5740\u4e3a55.56.57.58\u7684\u5de5\u4f5c\u673a\u5668\u4e0a\u7684\u7aef\u53e322\uff0c\u7136\u540e\u60a8\u9700\u8981\u6307\u5b9aIP\u5730\u5740\u540e\u9762\u7684\u4efb\u4f55\u7aef\u53e3\u548c\u7aef\u53e3\u53f7\uff1a<\/p>\n

sudo ufw allow from 55.56.57.58 to any port 22<\/p>\n

\u5141\u8bb8\u5b50\u7f51<\/strong><\/p>\n

\u5141\u8bb8\u8fde\u63a5\u5230IP\u5730\u5740\u7684\u5b50\u7f51\u7684\u547d\u4ee4\u4e0e\u4f7f\u7528\u5355\u4e2aIP\u5730\u5740\u65f6\u76f8\u540c\uff0c\u552f\u4e00\u7684\u533a\u522b\u662f\u60a8\u9700\u8981\u6307\u5b9a\u7f51\u7edc\u63a9\u7801\u3002 \u4f8b\u5982\uff0c\u5982\u679c\u4f60\u60f3\u5141\u8bb8\u8bbf\u95ee\u4ece192.168.1.1\u5230192.168.1.254\u52303306\uff08MySQL\uff09\u7684IP\u5730\u5740\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e2a\u547d\u4ee4\uff1a<\/p>\n

sudo ufw allow from 192.168.1.0\/24 to any port 3306<\/p>\n

\u5141\u8bb8\u8fde\u63a5\u5230\u7279\u5b9a\u7684\u7f51\u7edc\u63a5\u53e3<\/strong><\/p>\n

\u4e3a\u4e86\u5141\u8bb8\u5728\u7279\u5b9a\u7aef\u53e3\u4e0a\u8bbf\u95ee\uff0c\u6211\u4eec\u5047\u8bbe\u7aef\u53e33306\u4ec5\u9002\u7528\u4e8e\u7279\u5b9a\u7684\u7f51\u7edc\u63a5\u53e3eth2\uff0c\u90a3\u4e48\u60a8\u9700\u8981\u6307\u5b9a\u5141\u8bb8\u8f93\u5165\u4ee5\u53ca\u7f51\u7edc\u63a5\u53e3\u7684\u540d\u79f0\uff1a<\/p>\n

sudo ufw allow in on eth2 to any port 3306<\/p>\n

\u62d2\u7edd\u8fde\u63a5<\/strong><\/p>\n

\u6240\u6709\u4f20\u5165\u8fde\u63a5\u7684\u9ed8\u8ba4\u7b56\u7565\u8bbe\u7f6e\u4e3a\u62d2\u7edd\uff0c\u5982\u679c\u60a8\u6ca1\u6709\u66f4\u6539\u5b83\uff0cUFW\u5c06\u963b\u6b62\u6240\u6709\u4f20\u5165\u8fde\u63a5\uff0c\u9664\u975e\u60a8\u4e13\u95e8\u6253\u5f00\u8fde\u63a5\u3002<\/p>\n

\u5047\u8bbe\u60a8\u6253\u5f00\u7aef\u53e380\u548c443\uff0c\u5e76\u4e14\u60a8\u7684\u670d\u52a1\u5668\u53d7\u523033.34.35.0\/34\u7f51\u7edc\u7684\u653b\u51fb\u3002 \u8981\u62d2\u7edd\u6765\u81ea33.34.35.0\/34\u7684\u6240\u6709\u8fde\u63a5\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n

sudo ufw deny from 33.34.35.0\/34<\/p>\n

\u5982\u679c\u60a8\u53ea\u60f3\u62d2\u7edd\u5bf9\u7aef\u53e380\u548c443\u7684\u8bbf\u95ee\uff0c\u5219\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n

sudo ufw deny from 23.24.25.0\/24 to any port 80
sudo ufw deny from 23.24.25.0\/24 to any port 443<\/p>\n

\u5199\u5165\u62d2\u7edd\u89c4\u5219\u4e0e\u7f16\u5199\u5141\u8bb8\u89c4\u5219\u76f8\u540c\uff0c\u60a8\u53ea\u9700\u5c06\u5141\u8bb8\u66ff\u6362\u4e3a\u62d2\u7edd\u3002<\/p>\n

\u5220\u9664UFW\u89c4\u5219<\/strong>
\u6709\u4e24\u79cd\u4e0d\u540c\u7684\u65b9\u6cd5\u53ef\u4ee5\u901a\u8fc7\u89c4\u5219\u7f16\u53f7\u548c\u6307\u5b9a\u5b9e\u9645\u89c4\u5219\u6765\u5220\u9664UFW\u89c4\u5219\u3002<\/p>\n

\u901a\u8fc7\u89c4\u5219\u7f16\u53f7\u5220\u9664UFW\u89c4\u5219\u66f4\u5bb9\u6613\uff0c\u5c24\u5176\u662f\u5982\u679c\u60a8\u662fUFW\u7684\u65b0\u624b\u3002 \u8981\u9996\u5148\u901a\u8fc7\u89c4\u5219\u7f16\u53f7\u5220\u9664\u89c4\u5219\uff0c\u60a8\u9700\u8981\u6309\u6570\u5b57\u5217\u51fa\u89c4\u5219\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6267\u884c\u6b64\u64cd\u4f5c\uff1a<\/p>\n

sudo ufw status numbered<\/p>\n

\u72b6\u6001\uff1a \u6fc0\u6d3b<\/p>\n

    \u81f3                          \u52a8\u4f5c          \u6765\u81ea
    -                          --          --
[ 1] Nginx Full                ALLOW IN    Anywhere                 
[ 2] 22\/tcp                    ALLOW IN    Anywhere                 
[ 3] 5522\/tcp                  ALLOW IN    Anywhere                 
[ 4] 80\/tcp                    ALLOW IN    Anywhere                 
[ 5] Nginx HTTP                ALLOW IN    Anywhere                 
[ 6] 443\/tcp                    ALLOW IN    Anywhere                 
[ 7] Nginx HTTPS                ALLOW IN    Anywhere                 
[ 8] 8080\/tcp                  ALLOW IN    Anywhere                 
[ 9] Nginx Full (v6)            ALLOW IN    Anywhere (v6)           
[10] 22\/tcp (v6)                ALLOW IN    Anywhere (v6)           
[11] 5522\/tcp (v6)              ALLOW IN    Anywhere (v6)           
[12] 80\/tcp (v6)                ALLOW IN    Anywhere (v6)           
[13] Nginx HTTP (v6)            ALLOW IN    Anywhere (v6)           
[14] 443\/tcp (v6)              ALLOW IN    Anywhere (v6)           
[15] Nginx HTTPS (v6)          ALLOW IN    Anywhere (v6)           
[16] 8080\/tcp (v6)              ALLOW IN    Anywhere (v6)     <\/p>\n

\u8981\u5220\u9664\u89c4\u5219\u7f16\u53f73\uff0c\u5141\u8bb8\u8fde\u63a5\u5230\u7aef\u53e38080\u7684\u89c4\u5219\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n

sudo ufw delete 2<\/p>\n

\u7b2c\u4e8c\u79cd\u65b9\u6cd5\u662f\u901a\u8fc7\u6307\u5b9a\u5b9e\u9645\u89c4\u5219\u6765\u5220\u9664\u89c4\u5219\uff0c\u4f8b\u5982\uff0c\u5982\u679c\u60a8\u6dfb\u52a0\u4e86\u4e00\u6761\u89c4\u5219\u4ee5\u6253\u5f00\u7aef\u53e38168\uff0c\u5219\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u89c4\u5219\u5c06\u5176\u5220\u9664\uff1a<\/p>\n

sudo ufw delete allow 8168<\/p>\n

\u7981\u7528UFW<\/strong>
\u5982\u679c\u56e0\u4efb\u4f55\u539f\u56e0\u60f3\u505c\u6b62UFW\u5e76\u505c\u7528\u60a8\u53ef\u4ee5\u4f7f\u7528\u7684\u6240\u6709\u89c4\u5219\uff1a
sudo ufw disable\u7a0d\u540e\u5982\u679c\u60a8\u60f3\u8981\u91cd\u65b0\u542f\u7528UTF\u5e76\u6fc0\u6d3b\u6240\u6709\u89c4\u5219\uff0c\u8bf7\u8f93\u5165\uff1a<\/p>\n

sudo ufw enable<\/p>\n

\u91cd\u7f6eUFW<\/strong>
\u91cd\u7f6eUFW\u5c06\u7981\u7528UFW\uff0c\u5e76\u5220\u9664\u6240\u6709\u6d3b\u52a8\u89c4\u5219\u3002 \u5982\u679c\u60a8\u60f3\u6062\u590d\u6240\u6709\u66f4\u6539\u5e76\u91cd\u65b0\u5f00\u59cb\uff0c\u8fd9\u5f88\u6709\u5e2e\u52a9\u3002<\/p>\n

\u8981\u91cd\u7f6eUFW\uff0c\u53ea\u9700\u8f93\u5165\u4ee5\u4e0b\u547d\u4ee4\uff1a
sudo ufw reset<\/p>\n

\u6240\u6709\u89c4\u5219\u5c06\u88ab\u91cd\u8bbe\u4e3a\u5b89\u88c5\u65f6\u7684\u9ed8\u8ba4\u503c\u3002\u8981\u7ee7\u7eed\u5417 (y|n)\uff1f<\/p>\n

\u603b\u7ed3<\/strong><\/p>\n

\u60a8\u5df2\u7ecf\u5b66\u4f1a\u4e86\u5982\u4f55\u5728Ubuntu 18.04\u670d\u52a1\u5668\u4e0a\u5b89\u88c5\u548c\u914d\u7f6eUFW\u9632\u706b\u5899\u3002 \u786e\u4fdd\u5141\u8bb8\u7cfb\u7edf\u6b63\u5e38\u8fd0\u884c\u6240\u9700\u7684\u6240\u6709\u4f20\u5165\u8fde\u63a5\uff0c\u540c\u65f6\u9650\u5236\u6240\u6709\u4e0d\u5fc5\u8981\u7684\u8fde\u63a5\u3002<\/p>\n

\u5982\u679c\u60a8\u6709\u4efb\u4f55\u95ee\u9898\uff0c\u8bf7\u968f\u65f6\u5728\u4e0b\u9762\u7559\u8a00\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6b63\u786e\u914d\u7f6e\u7684\u9632\u706b\u5899\u662f\u6574\u4e2a\u7cfb\u7edf\u5b89\u5168\u6027\u6700\u91cd\u8981\u7684\u65b9\u9762\u4e4b\u4e00\u3002 \u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cUbuntu\u9644\u5e26\u4e00\u4e2a\u540d\u4e3aUFW\uff08\u7b80\u5355\u9632\u706b\u5899\uff09\u7684 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[28],"tags":[],"class_list":["post-15413","post","type-post","status-publish","format-standard","hentry","category-ubuntu"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/15413","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=15413"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/15413\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=15413"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=15413"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=15413"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}