\u5728 Linux \u4e2d\uff0c\u8981\u653e\u884c\u7aef\u53e3\u610f\u5473\u7740\u5141\u8bb8\u7f51\u7edc\u6d41\u91cf\u901a\u8fc7\u7279\u5b9a\u7684\u7aef\u53e3\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u9632\u706b\u5899\u5de5\u5177\u6765\u5b9e\u73b0\uff0c\u6700\u5e38\u89c1\u7684\u9632\u706b\u5899\u5de5\u5177\u662f `iptables` \u6216\u8005\u66f4\u73b0\u4ee3\u5316\u7684 `firewalld`\u3002<\/p>\n
### \u4f7f\u7528 iptables \u653e\u884c\u7aef\u53e3\uff1a<\/p>\n
1. **\u5141\u8bb8\u7279\u5b9a\u7aef\u53e3\u7684\u4f20\u5165\u6d41\u91cf**\uff1a
\n “`bash
\n sudo iptables -A INPUT -p tcp –dport \u7aef\u53e3\u53f7 -j ACCEPT
\n “`
\n \u8fd9\u4e2a\u547d\u4ee4\u5141\u8bb8\u4f20\u5165\u7684 TCP \u6d41\u91cf\u901a\u8fc7\u6307\u5b9a\u7684\u7aef\u53e3\u3002<\/p>\n
2. **\u4fdd\u5b58\u4fee\u6539**\uff1a
\n “`bash
\n sudo iptables-save > \/etc\/iptables\/rules.v4
\n “`
\n \u8fd9\u4e2a\u547d\u4ee4\u5c06\u5f53\u524d `iptables` \u89c4\u5219\u4fdd\u5b58\u5230\u6587\u4ef6\u4e2d\uff0c\u4ee5\u4fbf\u7cfb\u7edf\u91cd\u542f\u540e\u89c4\u5219\u4ecd\u7136\u751f\u6548\u3002<\/p>\n
### \u4f7f\u7528 firewalld \u653e\u884c\u7aef\u53e3\uff1a<\/p>\n
1. **\u6dfb\u52a0\u7aef\u53e3\u5230 public zone**\uff1a
\n “`bash
\n sudo firewall-cmd –zone=public –add-port=\u7aef\u53e3\u53f7\/tcp –permanent
\n “`
\n \u8fd9\u4e2a\u547d\u4ee4\u5c06\u6307\u5b9a\u7aef\u53e3\u6dfb\u52a0\u5230 `public` \u533a\u57df\uff0c\u5e76\u901a\u8fc7 `–permanent` \u9009\u9879\u6c38\u4e45\u4fdd\u5b58\u8bbe\u7f6e\u3002<\/p>\n
2. **\u91cd\u65b0\u52a0\u8f7d\u9632\u706b\u5899\u8bbe\u7f6e**\uff1a
\n “`bash
\n sudo firewall-cmd –reload
\n “`
\n \u8fd9\u4e2a\u547d\u4ee4\u91cd\u65b0\u52a0\u8f7d `firewalld` \u7684\u8bbe\u7f6e\uff0c\u4f7f\u66f4\u6539\u751f\u6548\u3002<\/p>\n
\u4ee5\u4e0a\u547d\u4ee4\u4e2d\uff0c\u9700\u8981\u66ff\u6362 `\u7aef\u53e3\u53f7` \u4e3a\u8981\u653e\u884c\u7684\u5177\u4f53\u7aef\u53e3\u3002\u653e\u884c\u7aef\u53e3\u524d\uff0c\u8bf7\u786e\u4fdd\u4e86\u89e3\u5e76\u8003\u8651\u5b89\u5168\u6027\uff0c\u5e76\u4ed4\u7ec6\u914d\u7f6e\u9632\u706b\u5899\u89c4\u5219\u4ee5\u9632\u6b62\u4e0d\u5fc5\u8981\u7684\u7f51\u7edc\u8bbf\u95ee\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5728 Linux \u4e2d\uff0c\u8981\u653e\u884c\u7aef\u53e3\u610f\u5473\u7740\u5141\u8bb8\u7f51\u7edc\u6d41\u91cf\u901a\u8fc7\u7279\u5b9a\u7684\u7aef\u53e3\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u9632\u706b\u5899\u5de5\u5177\u6765\u5b9e\u73b0\uff0c\u6700\u5e38\u89c1\u7684\u9632\u706b\u5899\u5de5\u5177 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[105],"tags":[],"class_list":["post-7198","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/7198","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/comments?post=7198"}],"version-history":[{"count":3,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/7198\/revisions"}],"predecessor-version":[{"id":13884,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/posts\/7198\/revisions\/13884"}],"wp:attachment":[{"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/media?parent=7198"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/categories?post=7198"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/wx.kaifamiao.info\/index.php\/wp-json\/wp\/v2\/tags?post=7198"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}