{"id":138,"date":"2025-10-09T02:10:05","date_gmt":"2025-10-09T02:10:05","guid":{"rendered":"https:\/\/blog.tudcloud.com\/?p=138"},"modified":"2025-10-09T02:10:05","modified_gmt":"2025-10-09T02:10:05","slug":"change-ssh-port-on-ubuntu-24-04","status":"publish","type":"post","link":"https:\/\/blog.tudcloud.com\/zh\/change-ssh-port-on-ubuntu-24-04\/","title":{"rendered":"\u5728 Ubuntu 24.04 \u4e0a\u66f4\u6539 SSH \u7aef\u53e3"},"content":{"rendered":"<p class=\"wp-block-paragraph\">\u5728Ubuntu 24.04.2\u4e2d\uff0c\u4ec5\u4fee\u6539\u4f20\u7edf\u7684SSH\u914d\u7f6e\u6587\u4ef6 <code data-no-translation=\"\">\/etc\/ssh\/sshd_config<\/code> \u901a\u5e38\u4e0d\u8d77\u4f5c\u7528 \u2014 \u2014 \u7aef\u53e3\u4fdd\u6301\u5728 22\u3002<br>\u8fd9\u662f\u56e0\u4e3a <strong>Ubuntu 24.04.2 \u901a\u8fc7\u4ee5\u4e0b\u65b9\u5f0f\u7ba1\u7406 SSH <code data-no-translation=\"\">systemd<\/code> \u5957\u63a5\u5b57\u6fc0\u6d3b<\/strong>\uff0c\u8fd9\u610f\u5473\u7740\u5fc5\u987b\u66f4\u65b0\u4e24\u4e2a\u914d\u7f6e\u6587\u4ef6\u624d\u80fd\u4f7f\u66f4\u6539\u751f\u6548\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u6307\u5357\u4ecb\u7ecd\u4e86\u6b63\u786e\u66f4\u6539 SSH \u7aef\u53e3\u7684\u5b8c\u6574\u6b65\u9aa4\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">1.\u7f16\u8f91\u4e3b SSH \u914d\u7f6e\u6587\u4ef6<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u6253\u5f00SSH\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\" data-no-translation=\"\"><code data-no-translation=\"\">vi \/etc\/ssh\/sshd_config\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u627e\u5230\u8fd9\u4e00\u884c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\" data-no-translation=\"\"><code data-no-translation=\"\">#Port 22\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u53d6\u6d88\u6ce8\u91ca\u5e76\u5c06\u5176\u66f4\u6539\u4e3a\u60a8\u559c\u6b22\u7684\u7aef\u53e3\u53f7\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\" data-no-translation=\"\"><code data-no-translation=\"\">Port 22312\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fdd\u5b58\u5e76\u91cd\u542fSSH\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\" data-no-translation=\"\"><code data-no-translation=\"\">systemctl restart ssh\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u800c\uff0c\u8be5\u6e2f\u53e3\u53ef\u80fd\u4f1a\u4fdd\u7559 <strong>22<\/strong>\uff0c\u56e0\u4e3a\u53e6\u4e00\u4e2a\u670d\u52a1\u63a7\u5236\u7740\u8be5\u5957\u63a5\u5b57\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">2.\u7f16\u8f91 SSH \u5957\u63a5\u5b57\u914d\u7f6e<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e3a\u4e86\u4f7f\u66f4\u6539\u751f\u6548\uff0c\u8fd8\u9700\u8981\u7f16\u8f91\u5957\u63a5\u5b57\u914d\u7f6e\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\" data-no-translation=\"\"><code data-no-translation=\"\">vi \/lib\/systemd\/system\/ssh.socket\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u67e5\u627e\u5e76\u4fee\u6539\u4ee5\u4e0b\u51e0\u884c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\" data-no-translation=\"\"><code data-no-translation=\"\">&#91;Socket]\nListenStream=22312\nAccept=yes\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u91cd\u65b0\u52a0\u8f7d\u5e76\u91cd\u65b0\u542f\u52a8\u5957\u63a5\u5b57\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\" data-no-translation=\"\"><code data-no-translation=\"\">sudo systemctl daemon-reload\nsudo systemctl restart ssh.socket\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u65b0\u7aef\u53e3\u4ecd\u672a\u751f\u6548\uff0c\u8bf7\u7ee7\u7eed\u4e0b\u4e00\u6b65\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">3.\u505c\u6b62\u5957\u63a5\u5b57\u5e76\u91cd\u65b0\u542f\u52a8SSH<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u60a8\u9700\u8981\u5148\u624b\u52a8\u505c\u6b62\u5957\u63a5\u5b57\u670d\u52a1\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\" data-no-translation=\"\"><code data-no-translation=\"\">systemctl stop ssh.socket\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u7136\u540e\u6b63\u5e38\u91cd\u542fSSH\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\" data-no-translation=\"\"><code data-no-translation=\"\">systemctl restart ssh\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b64\u65f6\uff0cSSH \u5e94\u8be5\u6b63\u5728\u76d1\u542c <strong>\u7aef\u53e3 22312<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">4. \u9a8c\u8bc1\u65b0\u7aef\u53e3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\" data-no-translation=\"\"><code data-no-translation=\"\">netstat -anpt | grep 22312\n<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u60a8\u770b\u5230\u7c7b\u4f3c\u8fd9\u6837\u7684\u5185\u5bb9\uff0c\u5219\u8868\u793a\u7aef\u53e3\u66f4\u6539\u6210\u529f\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\" data-no-translation=\"\"><code data-no-translation=\"\">tcp        0      0 0.0.0.0:22312           0.0.0.0:*               LISTEN      1234\/sshd: \/usr\/sbin\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">5. \u9632\u706b\u5899\u548c\u5b89\u5168\u63d0\u793a<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u2705 \u5141\u8bb8\u65b0\u7aef\u53e3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u4f60\u6b63\u5728\u4f7f\u7528 <code data-no-translation=\"\">ufw<\/code> \u6216\u4e91\u9632\u706b\u5899\uff0c\u8bf7\u786e\u4fdd\u5141\u8bb8\u5b83\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\" data-no-translation=\"\"><code data-no-translation=\"\">ufw allow 22312\/tcp\n<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u2705 \u4fdd\u7559\u5907\u4efd SSH \u4f1a\u8bdd<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u91cd\u65b0\u542f\u52a8\u670d\u52a1\u4e4b\u524d\uff0c\u59cb\u7ec8\u4fdd\u6301\u4e00\u4e2a SSH \u4f1a\u8bdd\u6253\u5f00\uff0c\u4ee5\u9632\u51fa\u73b0\u914d\u7f6e\u9519\u8bef\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u2705 \u5b89\u5168\u6700\u4f73\u5b9e\u8df5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u66f4\u6539 SSH \u7aef\u53e3\uff08\u4ece 22 \u5230 22312\uff09\u6709\u52a9\u4e8e\u51cf\u5c11\u673a\u5668\u4eba\u626b\u63cf\uff0c<br>\u4f46\u4f60\u4e5f\u5e94\u8be5\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7981\u7528 root \u5bc6\u7801\u767b\u5f55<\/li>\n\n\n\n<li>\u4f7f\u7528 SSH \u5bc6\u94a5\u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1<\/li>\n\n\n\n<li>\u9650\u5236\u767b\u5f55\u5c1d\u8bd5 <code data-no-translation=\"\">fail2ban<\/code><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u2705 \u603b\u7ed3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8981\u5728 Ubuntu 24.04.2 \u4e0a\u6210\u529f\u66f4\u6539 SSH \u7aef\u53e3\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u7f16\u8f91\u4e24\u8005 <code data-no-translation=\"\">\/etc\/ssh\/sshd_config<\/code> \u548c <code data-no-translation=\"\">\/lib\/systemd\/system\/ssh.socket<\/code><\/li>\n\n\n\n<li>\u505c\u6b62 <code data-no-translation=\"\">ssh.socket<\/code>\uff0c\u7136\u540e\u91cd\u65b0\u542f\u52a8 <code data-no-translation=\"\">ssh<\/code><\/li>\n\n\n\n<li>\u786e\u8ba4\u65b0\u7684\u7aef\u53e3\u548c\u9632\u706b\u5899\u89c4\u5219<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u60a8\u7684 SSH \u670d\u52a1\u73b0\u5728\u5df2\u5b89\u5168\u8fd0\u884c <strong>\u7aef\u53e3 22312<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>","protected":false},"excerpt":{"rendered":"<p>\u5728 Ubuntu 24.04.2 \u4e2d\uff0c\u4ec5\u4fee\u6539\u4f20\u7edf\u7684 SSH \u914d\u7f6e\u6587\u4ef6 `\/etc\/ssh\/sshd_config` \u901a\u5e38\u4e0d\u8d77\u4f5c\u7528\u2014\u2014\u7aef\u53e3\u4ecd\u7136\u505c\u7559\u5728 22\u3002\u8fd9\u662f\u56e0\u4e3a Ubuntu 24.04.2 \u901a\u8fc7 systemd \u5957\u63a5\u5b57\u6fc0\u6d3b\u6765\u7ba1\u7406 SSH\uff0c\u8fd9\u610f\u5473\u7740\u5fc5\u987b\u540c\u65f6\u66f4\u65b0\u8fd9\u4e24\u4e2a\u914d\u7f6e\u6587\u4ef6\u624d\u80fd\u4f7f\u66f4\u6539\u751f\u6548\u3002\u672c\u6307\u5357\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5982\u4f55\u6b63\u786e\u66f4\u6539 SSH \u7aef\u53e3\u3002[\u2026]<\/p>","protected":false},"author":1,"featured_media":139,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[43],"tags":[54,41,51,57,42,50,52,55,53,39],"class_list":["post-138","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server-security","tag-change-ssh-port","tag-firewall","tag-linux-server","tag-secure-vps","tag-ssh","tag-sshd_config","tag-systemd","tag-ubuntu","tag-ubuntu-24-04","tag-vps-security"],"_links":{"self":[{"href":"https:\/\/blog.tudcloud.com\/zh\/wp-json\/wp\/v2\/posts\/138","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.tudcloud.com\/zh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.tudcloud.com\/zh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.tudcloud.com\/zh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.tudcloud.com\/zh\/wp-json\/wp\/v2\/comments?post=138"}],"version-history":[{"count":1,"href":"https:\/\/blog.tudcloud.com\/zh\/wp-json\/wp\/v2\/posts\/138\/revisions"}],"predecessor-version":[{"id":140,"href":"https:\/\/blog.tudcloud.com\/zh\/wp-json\/wp\/v2\/posts\/138\/revisions\/140"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.tudcloud.com\/zh\/wp-json\/wp\/v2\/media\/139"}],"wp:attachment":[{"href":"https:\/\/blog.tudcloud.com\/zh\/wp-json\/wp\/v2\/media?parent=138"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.tudcloud.com\/zh\/wp-json\/wp\/v2\/categories?post=138"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.tudcloud.com\/zh\/wp-json\/wp\/v2\/tags?post=138"}],"curies":[{"name":"\u53ef\u6e7f\u6027\u7c89\u5242","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}