{"id":45144,"date":"2024-10-06T20:48:15","date_gmt":"2024-10-06T12:48:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/45144\/"},"modified":"2024-10-06T20:48:15","modified_gmt":"2024-10-06T12:48:15","slug":"%e5%90%84%e5%80%8b-linux-%e7%b3%bb%e7%b5%b1%e5%a6%82%e4%bd%95%e4%bf%ae%e6%94%b9%e9%81%a0%e7%a8%8b%e7%ab%af%e5%8f%a3-ssh-%e7%ab%af%e5%8f%a3%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/45144\/","title":{"rendered":"\u5404\u500b Linux \u7cfb\u7d71\u5982\u4f55\u4fee\u6539\u9060\u7a0b\u7aef\u53e3 ssh \u7aef\u53e3\uff1f"},"content":{"rendered":"<h1 id=\"%e5%90%84%e5%80%8b-linux-%e7%b3%bb%e7%b5%b1%e5%a6%82%e4%bd%95%e4%bf%ae%e6%94%b9%e9%81%a0%e7%a8%8b%e7%ab%af%e5%8f%a3-ssh-%e7%ab%af%e5%8f%a3%ef%bc%9f-tjgttgYujE\">\u5404\u500b Linux \u7cfb\u7d71\u5982\u4f55\u4fee\u6539\u9060\u7a0b\u7aef\u53e3 SSH \u7aef\u53e3\uff1f<\/h1>\n<p>SSH\uff08Secure Shell\uff09\u662f\u4e00\u7a2e\u5b89\u5168\u7684\u7db2\u7d61\u5354\u8b70\uff0c\u5ee3\u6cdb\u7528\u65bc\u9060\u7a0b\u767b\u9304\u548c\u5176\u4ed6\u7db2\u7d61\u670d\u52d9\u3002\u9ed8\u8a8d\u60c5\u6cc1\u4e0b\uff0cSSH \u670d\u52d9\u904b\u884c\u5728 22 \u865f\u7aef\u53e3\u4e0a\u3002\u7531\u65bc\u5b89\u5168\u8003\u91cf\uff0c\u8a31\u591a\u7cfb\u7d71\u7ba1\u7406\u54e1\u9078\u64c7\u66f4\u6539 SSH \u7684\u9ed8\u8a8d\u7aef\u53e3\uff0c\u4ee5\u6e1b\u5c11\u6f5b\u5728\u7684\u653b\u64ca\u9762\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5728\u4e0d\u540c\u7684 Linux \u7cfb\u7d71\u4e2d\u5982\u4f55\u4fee\u6539 SSH \u7aef\u53e3\u3002<\/p>\n<h2 id=\"1-%e4%bf%ae%e6%94%b9-ssh-%e7%ab%af%e5%8f%a3%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%ad%a5%e9%a9%9f-tjgttgYujE\">1. \u4fee\u6539 SSH \u7aef\u53e3\u7684\u57fa\u672c\u6b65\u9a5f<\/h2>\n<p>\u7121\u8ad6\u4f7f\u7528\u54ea\u7a2e Linux \u767c\u884c\u7248\uff0c\u4fee\u6539 SSH \u7aef\u53e3\u7684\u57fa\u672c\u6b65\u9a5f\u90fd\u662f\u76f8\u4f3c\u7684\u3002\u4ee5\u4e0b\u662f\u4e00\u822c\u6d41\u7a0b\uff1a<\/p>\n<ul>\n<li>\u7de8\u8f2f SSH \u914d\u7f6e\u6587\u4ef6<\/li>\n<li>\u66f4\u6539\u7aef\u53e3\u865f<\/li>\n<li>\u91cd\u555f SSH \u670d\u52d9<\/li>\n<li>\u66f4\u65b0\u9632\u706b\u7246\u898f\u5247\uff08\u5982\u9069\u7528\uff09<\/li>\n<\/ul>\n<h2 id=\"2-%e5%9c%a8-ubuntu-debian-%e7%b3%bb%e7%b5%b1%e4%b8%ad%e4%bf%ae%e6%94%b9-ssh-%e7%ab%af%e5%8f%a3-tjgttgYujE\">2. \u5728 Ubuntu\/Debian \u7cfb\u7d71\u4e2d\u4fee\u6539 SSH \u7aef\u53e3<\/h2>\n<p>\u5728 Ubuntu \u6216 Debian \u7cfb\u7d71\u4e2d\uff0c\u60a8\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u4fee\u6539 SSH \u7aef\u53e3\uff1a<\/p>\n<pre><code>sudo nano \/etc\/ssh\/sshd_config<\/code><\/pre>\n<p>\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u627e\u5230\u4ee5\u4e0b\u884c\uff1a<\/p>\n<pre><code>#Port 22<\/code><\/pre>\n<p>\u5c07\u5176\u66f4\u6539\u70ba\u60a8\u5e0c\u671b\u4f7f\u7528\u7684\u7aef\u53e3\u865f\uff0c\u4f8b\u5982 2222\uff1a<\/p>\n<pre><code>Port 2222<\/code><\/pre>\n<p>\u4fdd\u5b58\u4e26\u9000\u51fa\u7de8\u8f2f\u5668\u3002\u63a5\u4e0b\u4f86\uff0c\u91cd\u555f SSH \u670d\u52d9\uff1a<\/p>\n<pre><code>sudo systemctl restart ssh<\/code><\/pre>\n<p>\u5982\u679c\u60a8\u4f7f\u7528\u7684\u662f\u9632\u706b\u7246\uff0c\u8acb\u78ba\u4fdd\u5141\u8a31\u65b0\u7aef\u53e3\uff1a<\/p>\n<pre><code>sudo ufw allow 2222\/tcp<\/code><\/pre>\n<h2 id=\"3-%e5%9c%a8-centos-rhel-%e7%b3%bb%e7%b5%b1%e4%b8%ad%e4%bf%ae%e6%94%b9-ssh-%e7%ab%af%e5%8f%a3-tjgttgYujE\">3. \u5728 CentOS\/RHEL \u7cfb\u7d71\u4e2d\u4fee\u6539 SSH \u7aef\u53e3<\/h2>\n<p>\u5728 CentOS \u6216 RHEL \u7cfb\u7d71\u4e2d\uff0c\u4fee\u6539 SSH \u7aef\u53e3\u7684\u6b65\u9a5f\u985e\u4f3c\uff1a<\/p>\n<pre><code>sudo vi \/etc\/ssh\/sshd_config<\/code><\/pre>\n<p>\u627e\u5230\u4e26\u4fee\u6539\u7aef\u53e3\u884c\uff1a<\/p>\n<pre><code>#Port 22<\/code><\/pre>\n<p>\u66f4\u6539\u70ba\uff1a<\/p>\n<pre><code>Port 2222<\/code><\/pre>\n<p>\u4fdd\u5b58\u4e26\u9000\u51fa\u5f8c\uff0c\u91cd\u555f SSH \u670d\u52d9\uff1a<\/p>\n<pre><code>sudo systemctl restart sshd<\/code><\/pre>\n<p>\u540c\u6a23\uff0c\u66f4\u65b0\u9632\u706b\u7246\u898f\u5247\uff1a<\/p>\n<pre><code>sudo firewall-cmd --permanent --add-port=2222\/tcp<\/code><\/pre>\n<pre><code>sudo firewall-cmd --reload<\/code><\/pre>\n<h2 id=\"4-%e5%9c%a8-arch-linux-%e7%b3%bb%e7%b5%b1%e4%b8%ad%e4%bf%ae%e6%94%b9-ssh-%e7%ab%af%e5%8f%a3-tjgttgYujE\">4. \u5728 Arch Linux \u7cfb\u7d71\u4e2d\u4fee\u6539 SSH \u7aef\u53e3<\/h2>\n<p>\u5728 Arch Linux \u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u7de8\u8f2f SSH \u914d\u7f6e\uff1a<\/p>\n<pre><code>sudo nano \/etc\/ssh\/sshd_config<\/code><\/pre>\n<p>\u627e\u5230\u4e26\u4fee\u6539\u7aef\u53e3\u884c\uff1a<\/p>\n<pre><code>#Port 22<\/code><\/pre>\n<p>\u66f4\u6539\u70ba\uff1a<\/p>\n<pre><code>Port 2222<\/code><\/pre>\n<p>\u4fdd\u5b58\u4e26\u9000\u51fa\u5f8c\uff0c\u91cd\u555f SSH \u670d\u52d9\uff1a<\/p>\n<pre><code>sudo systemctl restart sshd<\/code><\/pre>\n<p>\u5982\u679c\u4f7f\u7528\u9632\u706b\u7246\uff0c\u8acb\u78ba\u4fdd\u5141\u8a31\u65b0\u7aef\u53e3\uff1a<\/p>\n<pre><code>sudo iptables -A INPUT -p tcp --dport 2222 -j ACCEPT<\/code><\/pre>\n<h2 id=\"5-%e6%b8%ac%e8%a9%a6%e6%96%b0%e7%9a%84-ssh-%e7%ab%af%e5%8f%a3-tjgttgYujE\">5. \u6e2c\u8a66\u65b0\u7684 SSH \u7aef\u53e3<\/h2>\n<p>\u5728\u4fee\u6539\u5b8c SSH \u7aef\u53e3\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u6e2c\u8a66\u65b0\u7684\u9023\u63a5\uff1a<\/p>\n<pre><code>ssh -p 2222 username@your_server_ip<\/code><\/pre>\n<p>\u78ba\u4fdd\u5c07 &#8220;username&#8221; \u548c &#8220;your_server_ip&#8221; \u66ff\u63db\u70ba\u60a8\u7684\u7528\u6236\u540d\u548c\u4f3a\u670d\u5668 IP \u5730\u5740\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-tjgttgYujE\">\u7e3d\u7d50<\/h2>\n<p>\u4fee\u6539 SSH \u7aef\u53e3\u662f\u4e00\u500b\u7c21\u55ae\u4f46\u6709\u6548\u7684\u5b89\u5168\u63aa\u65bd\uff0c\u53ef\u4ee5\u5e6b\u52a9\u6e1b\u5c11\u6f5b\u5728\u7684\u653b\u64ca\u98a8\u96aa\u3002\u7121\u8ad6\u60a8\u4f7f\u7528\u7684\u662f Ubuntu\u3001CentOS \u9084\u662f Arch Linux\uff0c\u9075\u5faa\u4e0a\u8ff0\u6b65\u9a5f\u90fd\u80fd\u8f15\u9b06\u5b8c\u6210\u7aef\u53e3\u7684\u66f4\u6539\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u5b89\u5168\u6027\u7684\u74b0\u5883\uff0c\u5efa\u8b70\u5b9a\u671f\u6aa2\u67e5\u548c\u66f4\u65b0\u5b89\u5168\u8a2d\u7f6e\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u9084\u662f\u5176\u4ed6\u5730\u5340\u7684\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u5728\u5404\u500b Linux \u7cfb\u7d71\u4e2d\u4fee\u6539 SSH \u9060\u7a0b\u7aef\u53e3\uff0c\u63d0\u5347\u5b89\u5168\u6027\u4e26\u907f\u514d\u9810\u8a2d\u7aef\u53e3\u7684\u653b\u64ca\u98a8\u96aa\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-45144","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45144","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=45144"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45144\/revisions"}],"predecessor-version":[{"id":45145,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45144\/revisions\/45145"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=45144"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=45144"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=45144"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}