{"id":1731,"date":"2026-06-23T21:05:47","date_gmt":"2026-06-23T13:05:47","guid":{"rendered":"https:\/\/www.jumoon.top\/?p=1731"},"modified":"2026-06-23T21:12:28","modified_gmt":"2026-06-23T13:12:28","slug":"ubuntu%e5%ae%89%e8%a3%85ufw%e9%98%b2%e7%81%ab%e5%a2%99%e5%8f%8a%e8%ae%be%e7%bd%ae%e4%be%8b%e5%a4%96%e7%ad%96%e7%95%a5","status":"publish","type":"post","link":"https:\/\/www.jumoon.top\/?p=1731","title":{"rendered":"Ubuntu\u5b89\u88c5ufw\u9632\u706b\u5899\u53ca\u8bbe\u7f6e\u4f8b\u5916\u7b56\u7565"},"content":{"rendered":"\n<p>\u9700\u6c42\uff1a\u672c\u673a\u5c40\u57df\u7f51Ubuntu\u865a\u62df\u673a\u4f5c\u4e3a\u670d\u52a1\u5668\uff0c\u914d\u7f6e\u4e86\u51e0\u4e2a\u670d\u52a1\u3002\u9700\u8981\u901a\u8fc7\u5916\u90e8\u8bbf\u95ee\uff0c\u4f46\u53c8\u60f3\u9650\u5236\u8fd9\u53f0\u670d\u52a1\u5668\u8bbf\u95ee\u5c40\u57df\u7f51\u5185\u5176\u4ed6\u4efb\u4f55\u8bbe\u5907\uff0c\u9632\u6b62\u7f51\u7edc\u653b\u51fb\u3002<\/p>\n\n\n\n<p>\u6ca1\u6709\u786c\u4ef6\u9632\u706b\u5899\uff0c\u76ee\u524d\u6ca1\u6709\u66f4\u597d\u7684\u601d\u8def\uff0c\u901a\u8fc7ufw\u9632\u706b\u5899\u7b80\u5355\u5b9e\u73b0\uff0c\u5141\u8bb8\u5f00\u653e\u672c\u673a 22\uff0c80\uff0c3000\u7aef\u53e3\uff0c\u5141\u8bb8\u672c\u673a\u8bbf\u95ee\u7f51\u5173192.168.99.254\uff0c\u7981\u6b62\u672c\u673a\u8bbf\u95ee\u5176\u4ed6192.168.x.x\u5185\u7f51\u5176\u4ed6IP\uff0c\u9700\u8981\u5f00\u653e\u66f4\u591a\u7aef\u53e3\u76f4\u63a5\u6267\u884csudo ufw allow \u6dfb\u52a0\uff0c\u6ce8\u610f\u7aef\u53e3\u7c7b\u578b\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code># \u5b89\u88c5\uff0c\u91cd\u7f6e\u8bbe\u7f6e\nsudo apt update\nsudo apt install -y ufw\nsudo ufw --force reset\n\nsudo ufw default deny incoming\nsudo ufw default allow outgoing\n\n# \u5165\u7ad9\u5f00\u653e\u7aef\u53e3\uff08\u6309\u9700\u52a0\uff09\nsudo ufw allow 22\/tcp \nsudo ufw allow 80\/tcp\nsudo ufw allow 3000\/tcp\n\n# \u4f8b\u5916\uff1a\u5141\u8bb8\u8bbf\u95ee 192.168.99.254\uff08\u7f51\u5173\/DNS\/DHCP\uff09\nsudo ufw allow out to 192.168.99.254\n\n# \u7981\u6b62\u8bbf\u95ee\u6240\u6709 192.168.x.x\uff08\u6574\u4e2a 192.168.0.0\/16\uff09\nsudo ufw deny out to 192.168.0.0\/16\n\nsudo ufw --force enable\nsudo ufw status numbered<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u9700\u6c42\uff1a\u672c\u673a\u5c40\u57df\u7f51Ubuntu\u865a\u62df\u673a\u4f5c\u4e3a\u670d\u52a1\u5668\uff0c\u914d\u7f6e\u4e86\u51e0\u4e2a\u670d\u52a1\u3002\u9700\u8981\u901a\u8fc7\u5916\u90e8\u8bbf\u95ee\uff0c\u4f46\u53c8\u60f3\u9650\u5236\u8fd9\u53f0\u670d\u52a1\u5668\u8bbf\u95ee\u5c40\u57df\u7f51 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-container-style":"default","site-container-layout":"default","site-sidebar-layout":"default","site-transparent-header":"default","disable-article-header":"default","disable-site-header":"default","disable-site-footer":"default","disable-content-area-spacing":"default","footnotes":""},"categories":[19],"tags":[],"class_list":["post-1731","post","type-post","status-publish","format-standard","hentry","category-19"],"_links":{"self":[{"href":"https:\/\/www.jumoon.top\/index.php?rest_route=\/wp\/v2\/posts\/1731","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.jumoon.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.jumoon.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.jumoon.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.jumoon.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1731"}],"version-history":[{"count":4,"href":"https:\/\/www.jumoon.top\/index.php?rest_route=\/wp\/v2\/posts\/1731\/revisions"}],"predecessor-version":[{"id":1735,"href":"https:\/\/www.jumoon.top\/index.php?rest_route=\/wp\/v2\/posts\/1731\/revisions\/1735"}],"wp:attachment":[{"href":"https:\/\/www.jumoon.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1731"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.jumoon.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1731"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.jumoon.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1731"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}