{"id":2699,"date":"2019-04-06T04:10:12","date_gmt":"2019-04-05T20:10:12","guid":{"rendered":"http:\/\/www.chenlianfu.com\/?p=2699"},"modified":"2019-04-06T04:10:12","modified_gmt":"2019-04-05T20:10:12","slug":"centos7%e7%b3%bb%e7%bb%9f%e9%85%8d%e7%bd%aefirewalld%e4%bd%bf%e7%94%a8nat%e6%96%b9%e6%b3%95%e5%b0%86%e7%bd%91%e7%bb%9c%e5%85%b1%e4%ba%ab%e7%bb%99%e5%86%85%e9%83%a8%e5%b1%80%e5%9f%9f%e7%bd%91%e6%9c%ba","status":"publish","type":"post","link":"http:\/\/www.chenlianfu.com\/?p=2699","title":{"rendered":"CentOS7\u7cfb\u7edf\u914d\u7f6efirewalld\u4f7f\u7528NAT\u65b9\u6cd5\u5c06\u7f51\u7edc\u5171\u4eab\u7ed9\u5185\u90e8\u5c40\u57df\u7f51\u673a\u5668"},"content":{"rendered":"<p>\u5b66\u6821\u5b9e\u9a8c\u5ba4\u6709\u53f0\u670d\u52a1\u5668\u7533\u8bf7\u4e86\u56fa\u5b9a\u7684\u516c\u7f51IP\uff0c\u80fd\u8fde\u63a5\u5916\u90e8\u7f51\u7edc\uff0c\u540c\u65f6\u8be5\u673a\u5668\u548c\u5176\u5b83\u51e0\u53f0\u5185\u90e8\u670d\u52a1\u5668\u8fde\u63a5\u5728\u4e00\u4e2a\u8def\u7531\u5668\u4e0a\u3002\u9700\u8981\u5c06\u8be5\u670d\u52a1\u5668\u7684\u7f51\u7edc\u5171\u4eab\u7ed9\u5176\u5b83\u5185\u7f51\u670d\u52a1\u5668\u3002\u8fdb\u884c\u5982\u4e0b\u8bbe\u7f6e\u5373\u53ef\u3002<\/p>\n<p>\u9996\u5148\uff0c\u5916\u7f51\u670d\u52a1\u5668\u6709\u4e24\u6839\u7f51\u7ebf\u8fde\u63a5\uff0c\u4e00\u6839\u548c\u5916\u7f51\u76f8\u8fde\uff0c\u4e00\u6839\u548c\u5185\u7f51\u8def\u7531\u5668\u76f8\u8fde\u3002\u5728\u5916\u7f51\u670d\u52a1\u5668\u8fdb\u884cNAT\u8f6c\u53d1\u8bbe\u7f6e\uff1a<\/p>\n<pre>\r\n\u7b2c\u4e00\u79cd\u65b9\u6cd5\uff1a\r\n\u5f00\u542fNAT\u8f6c\u53d1\r\n# firewall-cmd --permanent --zone=public --add-masquerade\r\n\u5f00\u653eDNS\u4f7f\u7528\u768453\u7aef\u53e3\uff0c\u5426\u5219\u53ef\u80fd\u5bfc\u81f4\u5185\u7f51\u670d\u52a1\u5668\u867d\u7136\u8bbe\u7f6e\u6b63\u786e\u7684DNS\uff0c\u4f46\u662f\u4f9d\u7136\u65e0\u6cd5\u8fdb\u884c\u57df\u540d\u89e3\u6790\u3002\r\n# firewall-cmd --zone=public --add-port=53\/tcp --permanent\r\n\u91cd\u542f\u9632\u706b\u5899\r\n# systemctl restart firewalld.service\r\n# \u68c0\u67e5\u662f\u5426\u5141\u8bb8NAT\u8f6c\u53d1\r\nfirewall-cmd --query-masquerade\r\n# \u5173\u95edNAT\u8f6c\u53d1\r\nfirewall-cmd --remove-masquerade\r\n\r\n\u7b2c\u4e8c\u79cd\u65b9\u6cd5\uff1a\r\n\u5f00\u542fip_forward\u8f6c\u53d1\r\n\u5728\/etc\/sysctl.conf\u914d\u7f6e\u6587\u4ef6\u5c3e\u90e8\u6dfb\u52a0\r\nnet.ipv4.ip_forward=1\r\n\u7136\u540e\u8ba9\u5176\u751f\u6548\r\n# sysctl -p\r\n\u6267\u884cfirewalld\u547d\u4ee4\u8fdb\u884c\u8f6c\u53d1\uff1a\r\nfirewall-cmd --permanent --direct --passthrough ipv4 -t nat -I POSTROUTING -o enoxxxxxx -j MASQUERADE -s 192.168.1.0\/24\r\n\u6ce8\u610fenoxxxxxx\u5bf9\u5e94\u5916\u7f51\u7f51\u53e3\u540d\u79f0\u3002\r\n\u91cd\u542f\u9632\u706b\u5899\r\n# systemctl restart firewalld.service\r\n<\/pre>\n<p>\u8bbe\u7f6e\u5916\u7f51\u670d\u52a1\u5668\u7684IP\u5730\u5740\u4e3a192.168.1.1\uff0c\u7136\u540e\uff0c\u5728\u5185\u7f51\u670d\u52a1\u5668\u4e2d\u5bf9\u914d\u7f6e\u6587\u4ef6\/etc\/sysconfig\/network-scripts\/ifcfg-enxxxxxx\u8fdb\u884c\u4fee\u6539\uff0c\u8bbe\u7f6e\u7f51\u5361\u7684\u7f51\u5173\u4e3a\u5916\u7f51\u670d\u52a1\u5668\u7684IP\u5730\u5740\uff1a<\/p>\n<pre>\r\nONBOOT=yes\r\nIPADDR=192.168.1.2\r\nPREFIX=24\r\nGATEWAY=192.168.1.1\r\nDNS1=119.29.29.29\r\n<\/pre>\n<p>\u91cd\u542f\u5185\u7f51\u670d\u52a1\u5668\u7684\u7f51\u7edc\u670d\u52a1\uff0c\u5373\u53ef\u8bbf\u95ee\u5916\u7f51\u4e86\u3002<\/p>\n<pre>\r\n# systemctl restart network.service\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u5b66\u6821\u5b9e\u9a8c\u5ba4\u6709\u53f0\u670d\u52a1\u5668\u7533\u8bf7\u4e86\u56fa\u5b9a\u7684\u516c\u7f51IP\uff0c\u80fd\u8fde\u63a5\u5916\u90e8\u7f51\u7edc\uff0c\u540c\u65f6\u8be5\u673a\u5668\u548c\u5176\u5b83\u51e0\u53f0\u5185 &hellip; <a href=\"http:\/\/www.chenlianfu.com\/?p=2699\">\u7ee7\u7eed\u9605\u8bfb <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=\/wp\/v2\/posts\/2699"}],"collection":[{"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2699"}],"version-history":[{"count":1,"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=\/wp\/v2\/posts\/2699\/revisions"}],"predecessor-version":[{"id":2700,"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=\/wp\/v2\/posts\/2699\/revisions\/2700"}],"wp:attachment":[{"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2699"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2699"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.chenlianfu.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2699"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}