{"id":42492,"date":"2024-10-03T15:21:32","date_gmt":"2024-10-03T07:21:32","guid":{"rendered":"https:\/\/server.hk\/cnblog\/42492\/"},"modified":"2024-10-03T15:21:32","modified_gmt":"2024-10-03T07:21:32","slug":"centos-6-5-6-6-%e4%bf%ae%e6%94%b9-ssh-%e9%bb%98%e8%aa%8d%e7%ab%af%e5%8f%a3%e8%99%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/42492\/","title":{"rendered":"CentOS 6.5\/6.6 \u4fee\u6539 SSH \u9ed8\u8a8d\u7aef\u53e3\u865f"},"content":{"rendered":"<h1 id=\"centos-6-5-6-6-%e4%bf%ae%e6%94%b9-ssh-%e9%bb%98%e8%aa%8d%e7%ab%af%e5%8f%a3%e8%99%9f-ZSlgwFFzij\">CentOS 6.5\/6.6 \u4fee\u6539 SSH \u9ed8\u8a8d\u7aef\u53e3\u865f<\/h1>\n<p>\u5728\u4f3a\u670d\u5668\u7ba1\u7406\u4e2d\uff0cSSH\uff08Secure Shell\uff09\u662f\u4e00\u500b\u975e\u5e38\u91cd\u8981\u7684\u5de5\u5177\uff0c\u4e3b\u8981\u7528\u65bc\u5b89\u5168\u5730\u9060\u7a0b\u767b\u9304\u548c\u7ba1\u7406\u4f3a\u670d\u5668\u3002\u9ed8\u8a8d\u60c5\u6cc1\u4e0b\uff0cSSH \u4f7f\u7528 22 \u865f\u7aef\u53e3\uff0c\u4f46\u9019\u500b\u7aef\u53e3\u7d93\u5e38\u6210\u70ba\u653b\u64ca\u8005\u7684\u76ee\u6a19\u3002\u70ba\u4e86\u63d0\u9ad8\u4f3a\u670d\u5668\u7684\u5b89\u5168\u6027\uff0c\u8a31\u591a\u7ba1\u7406\u54e1\u9078\u64c7\u4fee\u6539 SSH \u7684\u9ed8\u8a8d\u7aef\u53e3\u865f\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 CentOS 6.5 \u548c 6.6 \u4e2d\u4fee\u6539 SSH \u7684\u9ed8\u8a8d\u7aef\u53e3\u865f\u3002<\/p>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%80%ef%bc%9a%e5%82%99%e4%bb%bd-ssh-%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6-ZSlgwFFzij\">\u6b65\u9a5f\u4e00\uff1a\u5099\u4efd SSH \u914d\u7f6e\u6587\u4ef6<\/h2>\n<p>\u5728\u9032\u884c\u4efb\u4f55\u4fee\u6539\u4e4b\u524d\uff0c\u9996\u5148\u61c9\u8a72\u5099\u4efd SSH \u7684\u914d\u7f6e\u6587\u4ef6\uff0c\u4ee5\u9632\u6b62\u610f\u5916\u60c5\u6cc1\u767c\u751f\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5099\u4efd\u914d\u7f6e\u6587\u4ef6\uff1a<\/p>\n<pre><code>sudo cp \/etc\/ssh\/sshd_config \/etc\/ssh\/sshd_config.bak<\/code><\/pre>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e4%ba%8c%ef%bc%9a%e4%bf%ae%e6%94%b9-ssh-%e9%85%8d%e7%bd%ae%e6%96%87%e4%bb%b6-ZSlgwFFzij\">\u6b65\u9a5f\u4e8c\uff1a\u4fee\u6539 SSH \u914d\u7f6e\u6587\u4ef6<\/h2>\n<p>\u63a5\u4e0b\u4f86\uff0c\u4f7f\u7528\u6587\u672c\u7de8\u8f2f\u5668\u6253\u958b SSH \u914d\u7f6e\u6587\u4ef6\u3002\u9019\u88e1\u6211\u5011\u4f7f\u7528 vi \u7de8\u8f2f\u5668\uff1a<\/p>\n<pre><code>sudo vi \/etc\/ssh\/sshd_config<\/code><\/pre>\n<p>\u5728\u6587\u4ef6\u4e2d\u627e\u5230\u4ee5\u4e0b\u884c\uff1a<\/p>\n<pre><code>#Port 22<\/code><\/pre>\n<p>\u5c07\u5176\u4fee\u6539\u70ba\u60a8\u5e0c\u671b\u4f7f\u7528\u7684\u65b0\u7aef\u53e3\u865f\uff0c\u4f8b\u5982 2222\uff1a<\/p>\n<pre><code>Port 2222<\/code><\/pre>\n<p>\u8acb\u6ce8\u610f\uff0c\u60a8\u53ef\u4ee5\u9078\u64c7\u4efb\u4f55\u672a\u88ab\u5176\u4ed6\u670d\u52d9\u4f7f\u7528\u7684\u7aef\u53e3\u865f\uff0c\u4f46\u5efa\u8b70\u4f7f\u7528 1024 \u4ee5\u4e0a\u7684\u7aef\u53e3\u865f\uff0c\u4ee5\u907f\u514d\u8207\u7cfb\u7d71\u4fdd\u7559\u7684\u7aef\u53e3\u885d\u7a81\u3002<\/p>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%89%ef%bc%9a%e6%9b%b4%e6%96%b0%e9%98%b2%e7%81%ab%e7%89%86%e8%a6%8f%e5%89%87-ZSlgwFFzij\">\u6b65\u9a5f\u4e09\uff1a\u66f4\u65b0\u9632\u706b\u7246\u898f\u5247<\/h2>\n<p>\u4fee\u6539\u5b8c SSH \u914d\u7f6e\u5f8c\uff0c\u60a8\u9700\u8981\u66f4\u65b0\u9632\u706b\u7246\u898f\u5247\uff0c\u4ee5\u5141\u8a31\u65b0\u7684\u7aef\u53e3\u865f\u901a\u904e\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u958b\u653e\u65b0\u7684\u7aef\u53e3\uff1a<\/p>\n<pre><code>sudo iptables -A INPUT -p tcp --dport 2222 -j ACCEPT<\/code><\/pre>\n<p>\u5982\u679c\u60a8\u4f7f\u7528\u7684\u662f firewalld\uff0c\u5247\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\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=\"%e6%ad%a5%e9%a9%9f%e5%9b%9b%ef%bc%9a%e9%87%8d%e5%95%9f-ssh-%e6%9c%8d%e5%8b%99-ZSlgwFFzij\">\u6b65\u9a5f\u56db\uff1a\u91cd\u555f SSH \u670d\u52d9<\/h2>\n<p>\u5b8c\u6210\u4e0a\u8ff0\u6b65\u9a5f\u5f8c\uff0c\u60a8\u9700\u8981\u91cd\u555f SSH \u670d\u52d9\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\uff1a<\/p>\n<pre><code>sudo service sshd restart<\/code><\/pre>\n<h2 id=\"%e6%ad%a5%e9%a9%9f%e4%ba%94%ef%bc%9a%e6%b8%ac%e8%a9%a6%e6%96%b0%e7%9a%84-ssh-%e7%ab%af%e5%8f%a3-ZSlgwFFzij\">\u6b65\u9a5f\u4e94\uff1a\u6e2c\u8a66\u65b0\u7684 SSH \u7aef\u53e3<\/h2>\n<p>\u5728\u91cd\u555f SSH \u670d\u52d9\u5f8c\uff0c\u60a8\u61c9\u8a72\u6e2c\u8a66\u65b0\u7684\u7aef\u53e3\u865f\u662f\u5426\u6b63\u5e38\u5de5\u4f5c\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u9023\u63a5\u5230\u65b0\u7684\u7aef\u53e3\uff1a<\/p>\n<pre><code>ssh -p 2222 username@your_server_ip<\/code><\/pre>\n<p>\u8acb\u5c07 &#8220;username&#8221; \u66ff\u63db\u70ba\u60a8\u7684\u7528\u6236\u540d\uff0c&#8221;your_server_ip&#8221; \u66ff\u63db\u70ba\u60a8\u7684\u4f3a\u670d\u5668 IP \u5730\u5740\u3002\u5982\u679c\u4e00\u5207\u6b63\u5e38\uff0c\u60a8\u61c9\u8a72\u80fd\u5920\u6210\u529f\u767b\u9304\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-ZSlgwFFzij\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li>\u5728\u4fee\u6539 SSH \u7aef\u53e3\u865f\u4e4b\u524d\uff0c\u78ba\u4fdd\u60a8\u6709\u5176\u4ed6\u65b9\u5f0f\uff08\u5982\u63a7\u5236\u9762\u677f\u6216\u7269\u7406\u8a2a\u554f\uff09\u4f86\u8a2a\u554f\u4f3a\u670d\u5668\uff0c\u4ee5\u9632\u6b62\u56e0\u914d\u7f6e\u932f\u8aa4\u800c\u7121\u6cd5\u767b\u9304\u3002<\/li>\n<li>\u5982\u679c\u60a8\u4f7f\u7528\u7684\u662f\u9632\u706b\u7246\uff0c\u8acb\u78ba\u4fdd\u65b0\u7684\u7aef\u53e3\u865f\u5df2\u6b63\u78ba\u958b\u653e\u3002<\/li>\n<li>\u5728\u4fee\u6539\u914d\u7f6e\u5f8c\uff0c\u8acb\u52d9\u5fc5\u91cd\u555f SSH \u670d\u52d9\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ZSlgwFFzij\">\u7e3d\u7d50<\/h2>\n<p>\u4fee\u6539 SSH \u7684\u9ed8\u8a8d\u7aef\u53e3\u865f\u662f\u4e00\u500b\u7c21\u55ae\u800c\u6709\u6548\u7684\u5b89\u5168\u63aa\u65bd\uff0c\u53ef\u4ee5\u5e6b\u52a9\u6e1b\u5c11\u6f5b\u5728\u7684\u653b\u64ca\u98a8\u96aa\u3002\u901a\u904e\u9075\u5faa\u4e0a\u8ff0\u6b65\u9a5f\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u5730\u5728 CentOS 6.5 \u548c 6.6 \u4e2d\u5b8c\u6210\u6b64\u64cd\u4f5c\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u80fd\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u9069\u5408\u5404\u7a2e\u9700\u6c42\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>Learn how to change the default SSH port number in CentOS 6.5\/6.6 for enhanced security and better access control.<\/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-42492","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/42492","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=42492"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/42492\/revisions"}],"predecessor-version":[{"id":42493,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/42492\/revisions\/42493"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=42492"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=42492"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=42492"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}