{"id":604,"date":"2025-12-10T14:30:43","date_gmt":"2025-12-10T06:30:43","guid":{"rendered":"https:\/\/blog.zhouhonghe.com\/?p=604"},"modified":"2025-12-30T11:21:40","modified_gmt":"2025-12-30T03:21:40","slug":"ufw%e9%bb%98%e8%ae%a4%e8%ae%be%e7%bd%ae","status":"publish","type":"post","link":"https:\/\/blog.zhouhonghe.com\/?p=604","title":{"rendered":"UFW\u9ed8\u8ba4\u8bbe\u7f6e"},"content":{"rendered":"<p><strong>\u5165\u7ad9\u8bbe\u7f6e<\/strong><\/p>\n<p># \u7981\u6b62\u6240\u6709\u5165\u7ad9\u8fde\u63a5<br \/>\n<code>sudo ufw default deny incoming<\/code><br \/>\n# \u5141\u8bb8\u7279\u5b9aIP\u8bbf\u95ee22\u7aef\u53e3<br \/>\n<code>sudo ufw allow from 172.17.99.250 to any port 22<\/code><br \/>\n# \u5141\u8bb8\u8bbf\u95ee80\u7aef\u53e3<br \/>\n<code>sudo ufw allow 80\/tcp<\/code><br \/>\n# \u5141\u8bb8\u8bbf\u95ee443\u7aef\u53e3<br \/>\n<code>sudo ufw allow 443\/tcp<\/code><\/p>\n<p><strong>\u51fa\u7ad9\u8bbe\u7f6e<\/strong><\/p>\n<p># \u7981\u6b62\u6240\u6709\u51fa\u7ad9\u8fde\u63a5<br \/>\n<code>sudo ufw default deny outgoing<\/code><br \/>\n# \u5141\u8bb8\u8bbf\u95ee\u7279\u5b9aIP\u7684\u7279\u5b9a\u7aef\u53e3<br \/>\n<code>sudo ufw allow out to 192.168.0.10 port 3306 proto tcp<\/code><br \/>\n# \u5141\u8bb8\u8bbf\u95ee\u7279\u5b9a\u7f51\u6bb5<br \/>\n<code>sudo ufw allow out to 192.168.0.0\/24<\/code><br \/>\n# \u5141\u8bb8\u8bbf\u95eeDNS\u670d\u52a1\u5668<br \/>\n<code>sudo ufw allow out 53<\/code><br \/>\n# \u5141\u8bb8\u8bbf\u95ee\u66f4\u65b0\u670d\u52a1\u5668<br \/>\n<code>sudo ufw allow out to 101.6.15.130 comment \"\u6e05\u534e\u955c\u50cf\u7ad9\"<\/code><br \/>\n# \u5141\u8bb8\u8bbf\u95eeEDR\u670d\u52a1\u5668<br \/>\n<code>ufw allow out to 10.1.68.100 comment \"EDR\"<\/code><\/p>\n<p><strong>\u56de\u73af\u8bbe\u7f6e<\/strong><\/p>\n<p><code>sudo ufw allow in on lo to 127.0.0.1<br \/>\nsudo ufw allow out on lo to 127.0.0.1<\/code><\/p>\n<p><strong>\u542f\u7528\u65e5\u5fd7\u8bb0\u5f55<\/strong><\/p>\n<p><code>sudo ufw logging low<\/code><\/p>\n<p><strong>\u65e5\u5e38\u547d\u4ee4<\/strong><\/p>\n<p># \u542f\u7528ufw<br \/>\n<code>sudo ufw enable<\/code><br \/>\n# \u7981\u7528ufw<br \/>\n<code>sudo ufw disable<\/code><br \/>\n# \u91cd\u65b0\u8f7d\u5165\u914d\u7f6e<br \/>\n<code>sudo ufw reload<\/code><br \/>\n# \u67e5\u770bufw\u72b6\u6001<br \/>\n<code>sudo ufw status<\/code><br \/>\n# \u5728\u5c1a\u672a\u542f\u7528ufw\u65f6\u67e5\u770b\u5df2\u6dfb\u52a0\u7684\u89c4\u5219<br \/>\n<code>sudo ufw show added<\/code><br \/>\n# \u5220\u9664\u89c4\u5219<br \/>\n<code>sudo ufw status numbered<br \/>\nsudo ufw delete 5<\/code><\/p>\n<p><strong>\u53e6\uff1aUbuntu\u4fee\u6539\u66f4\u65b0\u6e90<\/strong><\/p>\n<p><code>sudo cp \/etc\/apt\/sources.list.d\/ubuntu.sources \/etc\/apt\/sources.list.d\/ubuntu.sources.bak<\/code><br \/>\nsudo sed -i 's@http:\/\/\\(archive\\|security\\).ubuntu.com@https:\/\/mirrors.tuna.tsinghua.edu.cn@g' \/etc\/apt\/sources.list.d\/ubuntu.sources<br \/>\n<code>sudo sed -i 's@http:\/\/cn.\\(archive\\|security\\).ubuntu.com@https:\/\/mirrors.tuna.tsinghua.edu.cn@g' \/etc\/apt\/sources.list.d\/ubuntu.sources<\/code><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5165\u7ad9\u8bbe\u7f6e # \u7981\u6b62\u6240\u6709\u5165\u7ad9\u8fde\u63a5 sudo ufw default deny incoming # \u5141\u8bb8\u7279\u5b9aIP [&hellip;]<\/p>... ","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-604","post","type-post","status-publish","format-standard","hentry","category-others"],"_links":{"self":[{"href":"https:\/\/blog.zhouhonghe.com\/index.php?rest_route=\/wp\/v2\/posts\/604","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.zhouhonghe.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.zhouhonghe.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.zhouhonghe.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.zhouhonghe.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=604"}],"version-history":[{"count":14,"href":"https:\/\/blog.zhouhonghe.com\/index.php?rest_route=\/wp\/v2\/posts\/604\/revisions"}],"predecessor-version":[{"id":651,"href":"https:\/\/blog.zhouhonghe.com\/index.php?rest_route=\/wp\/v2\/posts\/604\/revisions\/651"}],"wp:attachment":[{"href":"https:\/\/blog.zhouhonghe.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=604"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.zhouhonghe.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=604"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.zhouhonghe.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=604"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}