{"id":6,"date":"2025-11-07T09:08:01","date_gmt":"2025-11-07T01:08:01","guid":{"rendered":"http:\/\/www.fssdlc.cn\/?p=6"},"modified":"2025-11-07T09:08:01","modified_gmt":"2025-11-07T01:08:01","slug":"centos7%e9%bb%98%e8%ae%a4%e9%98%b2%e7%81%ab%e5%a2%99%e8%ae%be%e7%bd%ae","status":"publish","type":"post","link":"https:\/\/www.fssdlc.cn\/index.php\/2025\/11\/07\/centos7%e9%bb%98%e8%ae%a4%e9%98%b2%e7%81%ab%e5%a2%99%e8%ae%be%e7%bd%ae\/","title":{"rendered":"CentOS7\u9ed8\u8ba4\u9632\u706b\u5899\u8bbe\u7f6e"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">CentOS7\u9632\u706b\u5899\u9ed8\u8ba4\u7684\u662ffirewall\uff0c\u7f51\u4e0a\u8bb8\u591a\u4eba\u8bf4\u6539\u6210iptables\uff08\u5982\u679c\u662f\u7528iptables\u7684\u81ea\u5df1\u914d\u7f6e\uff09\u3002<br>\u9996\u5148\uff0c\u6211\u4eec\u67e5\u770bssh\u6240\u7528\u7684\u7aef\u53e3\u662f\u5426\u5df2\u7ecf\u6253\u5f00\uff0c\u8fd9\u91cc\u6211\u5df222\u7aef\u53e3\u4e3a\u4f8b\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">firewall-cmd &#8211;state \/\/\u67e5\u770b\u9632\u706b\u5899\u662f\u5426\u6253\u5f00\uff0c\u6253\u5f00\u4e3arunning<br>firewall-cmd &#8211;zone=public &#8211;query-port=22\/tcp \/\/\u7aef\u53e3\u5982\u679c\u5f00\u653e\u5219\u4e3ayes,\u5426\u5219\u4e3ano<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c22\u7aef\u53e3\u6ca1\u6709\u5f00\u653e\uff0c\u6211\u4eec\u53ef\u4ee5\u7528\u4ee5\u4e0b\u4e24\u79cd\u65b9\u6cd5\u89e3\u51b3\uff1a<br>\uff081\uff09\u3001\u5173\u95ed\u9632\u706b\u5899\uff1a\/bin\/systemctl stop firewalld.service<br>\uff082\uff09\u3001\u5f00\u653e22\u7aef\u53e3\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">firewall-cmd &#8211;add-port=22\/tcp &#8211;permanent \/\/\u6dfb\u52a0\uff08&#8211;permanent\u6c38\u4e45\u751f\u6548\uff0c\u6ca1\u6709\u6b64\u53c2\u6570\u91cd\u542f\u540e\u5931\u6548\uff09<br>firewall-cmd &#8211;reload \/\/\u6dfb\u52a0\u5b8c\u6210\u540e\u8981\u91cd\u65b0\u8f7d\u5165<br>firewall-cmd &#8211;zone=public &#8211;query-port=22\/tcp \/\/\u67e5\u770b\u7aef\u53e3\u662f\u5426\u5f00\u542f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">firewall-cmd &#8211;remove-port=22\/tcp &#8211;permanent \/\/\u5173\u95ed\u7aef\u53e3<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e09\u3001\u5229\u7528ssh\u5de5\u5177\u8fde\u63a5\u5373\u53ef<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CentOS7\u9632\u706b\u5899\u9ed8\u8ba4\u7684\u662ffirewall\uff0c\u7f51\u4e0a\u8bb8\u591a\u4eba\u8bf4\u6539\u6210iptables\uff08\u5982\u679c\u662f\u7528iptables\u7684\u81ea\u5df1&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_kadence_starter_templates_imported_post":false,"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"categories":[2],"tags":[],"class_list":["post-6","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/www.fssdlc.cn\/index.php\/wp-json\/wp\/v2\/posts\/6","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fssdlc.cn\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fssdlc.cn\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fssdlc.cn\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fssdlc.cn\/index.php\/wp-json\/wp\/v2\/comments?post=6"}],"version-history":[{"count":1,"href":"https:\/\/www.fssdlc.cn\/index.php\/wp-json\/wp\/v2\/posts\/6\/revisions"}],"predecessor-version":[{"id":8,"href":"https:\/\/www.fssdlc.cn\/index.php\/wp-json\/wp\/v2\/posts\/6\/revisions\/8"}],"wp:attachment":[{"href":"https:\/\/www.fssdlc.cn\/index.php\/wp-json\/wp\/v2\/media?parent=6"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fssdlc.cn\/index.php\/wp-json\/wp\/v2\/categories?post=6"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fssdlc.cn\/index.php\/wp-json\/wp\/v2\/tags?post=6"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}