{"id":56952,"date":"2025-08-15T01:25:26","date_gmt":"2025-08-14T17:25:26","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/56952.html"},"modified":"2025-08-15T01:25:26","modified_gmt":"2025-08-14T17:25:26","slug":"dns%e9%83%a8%e7%bd%b2%e6%9c%8d%e5%8a%a1%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/56952.html","title":{"rendered":"DNS\u90e8\u7f72\u670d\u52a1\u5668"},"content":{"rendered":"

DNS\u90e8\u7f72\u670d\u52a1\u5668<\/h2>\n

dns：\u89e3\u6790\u57df\u540d<\/p>\n

\u5b8c\u5168\u5408\u683c\u57df=\u4e3b\u673a\u540d\u79f0+\u57df\u540d（\u6839\u57df+\u9876\u7ea7\u57df+\u4e8c\u7ea7\u57df）<\/p>\n

www.baidu.com.<\/p>\n

\u6839\u57df \u7528.\u4ee3\u8868<\/p>\n

\u9876\u7ea7\u57df .com .cn .hk \u7b49\u7b49 \u4e09\u4e2a\u5b57\u6bcd\u7684\u662f\u7ec4\u7ec7 \u4e24\u4e2a\u5b57\u6bcd\u662f\u56fd\u5bb6\u6216\u8005\u662f\u5730\u533a<\/p>\n

\u4e8c\u7ea7\u57df ：\u4e00\u822c\u4e2a\u4eba\u6216\u8005\u516c\u53f8\u7684\u540d\u79f0<\/p>\n

\u8868\u8fbe\u5173\u7cfb<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\u4e00\u4e2a\u57df\u540d\u5bf9\u5e94\u4e00\u4e2aIP\u5730\u5740<\/p>\n

\u4e00\u4e2aIP\u5730\u5740\u5bf9\u5e94\u591a\u4e2aIP\u5730\u5740<\/p>\n

dns\u7684\u4f5c\u7528<\/p>\n

\u5c06\u57df\u540d\u89e3\u6790ip\u5730\u5740<\/p>\n

dns\u67e5\u8be2\u7684\u8fc7\u7a0b<\/p>\n

dns\u67e5\u8be2\u7684\u7c7b\u522b<\/p>\n

\u9012\u5f52\u67e5\u8be2 ：\u5ba2\u6237\u7aef\u4e0e\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u67e5\u8be2<\/p>\n

\u8fed\u4ee3\u67e5\u8be2 : \u670d\u52a1\u5668\u4e0e\u670d\u52a1\u5668\u4e4b\u95f4\u7684\u67e5\u8be2<\/p>\n

\u4f8b\u5b50：<\/p>\n

dns\u5ba2\u6237\u7aef\u600e\u4e48\u89e3\u6790 www.baidu.com<\/p>\n

\u5148\u627e\u672c\u5730\u7684dns<\/p>\n

\u5982\u679c\u672c\u5730\u7684dns\u6709www.baidu.com\u7684\u6761\u76ee \u5c31\u53ef\u4ee5\u76f4\u63a5\u8bbf\u95ee<\/p>\n

\u5982\u679c\u6ca1\u6709 \u5c31\u4f1a\u5728\u7f51\u7edc\u5176\u4ed6\u7684dns\u53d1\u9001\u8bf7\u6c42<\/p>\n

1.\u5148\u627e\u6839\u57df\u670d\u52a1\u5668 （\u5bf9\u5e94\u7684\u4fe1\u606f\u662f.com\u9876\u7ea7\u57df）<\/p>\n

2.\u5728\u627e.com\u7684\u9876\u7ea7\u57df（\u5bf9\u5e94\u627e\u7684\u4fe1\u606f\u662fbaidu.com\u7684\u4e8c\u7ea7\u57df）<\/p>\n

3.\u6700\u540e\u627ebaidu.com\u4e8c\u7ea7\u57df（\u5bf9\u5e94\u627ewww.baidu.com\u7684IP\u5730\u5740）<\/p>\n

\u6700\u540e\u5728\u53d1\u9001\u7ed9dns\u5ba2\u6237\u7aef<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

1\u548c8\u662f\u9012\u5f52\u67e5\u8be2<\/p>\n

\u5176\u4ed6\u662f\u8fed\u4ee3\u67e5\u8be2<\/p>\n

dnsDNS\u670d\u52a1\u642d\u5efa\u6709\u4e24\u79cd<\/p>\n

1.bind（\u4e3b\u8981\u7528bind\u56e0\u4e3a\u53ef\u4ee5\u642d\u5efa\u8f85\u52a9dns unbound\u4e0d\u884c）<\/p>\n

2.unbound<\/p>\n

bind \u4e3bdns\u7684\u914d\u7f6e<\/p>\n

dns\u91cd\u8981\u7684\u914d\u7f6e\u6587\u4ef6\u7ea7\u76ee\u5f55\u89e3\u6790<\/p>\n

\/etc\/hosts\u672c\u5730\u89e3\u6790\u914d\u7f6e\u6587\u4ef6<\/p>\n

namedDNS\u670d\u52a1\u540d\u79f0<\/p>\n

bind，bind-chroot DNS\u5b89\u88c5\u8f6f\u4ef6\u5305<\/p>\n

\/etc\/named.conf\u6620\u5c04\u7684DNS\u4e3b\u914d\u7f6e\u6587\u4ef6<\/p>\n

\/var\/named\/chroot\/etc\/named.rfc1912.zones\u8bb0\u5f55DNS\u6b63\u5411\u548c\u53cd\u5411\u7684\u5168\u5c40\u89e3\u6790\u914d\u7f6e\u6587\u4ef6<\/p>\n

\/var\/named DNS\u7684\u5bb6\u76ee\u5f55<\/p>\n

\u914d\u7f6e\u4e3bdns\u670d\u52a1\u914d\u7f6e<\/p>\n

bind ws.example.com —–192.168.110.10<\/p>\n

\u7f51\u6bb5 192.168.110.0<\/p>\n

1.\u5b89\u88c5bind bind-chroot<\/p>\n

yum -y install bind bind-chroot<\/p>\n

2.\u914d\u7f6edns\u670d\u52a1\u5668\u4e3b\u914d\u7f6e\u6587\u4ef6<\/p>\n

vim \/etc\/named.conf<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

3\u7f16\u8f91\u6b63\u5411\u548c\u53cd\u5411\u89e3\u6790\u5168\u5c40\u914d\u7f6e\u6587\u4ef6<\/p>\n

\/etc\/named.rfc1912.zones\u4e5f\u5c31\u662f\u5c06\u8fd9\u4e9b\u5bfc\u5165\u8fd9\u4e2a\u6587\u4ef6\u4e2d，
\n\u662f\u7528\u6765\u89e3\u6790DNS\u6b63\u5411\u3001\u53cd\u5411\u89e3\u6790\u5168\u5c40\u914d\u7f6e\u6587\u4ef6
\n\u518d\u4e0b\u9762\u5c31\u662f\u6a21\u677f，\u590d\u5236\u5230\u6700\u540e\u518d\u6765\u66f4\u6539<\/p>\n

\u4f5c\u7528<\/p>\n

1.\u786e\u5b9adns\u7c7b\u578b \u4e3bdns （master）\u8f85dns（slave）<\/p>\n

2.\u5b9a\u4e49\u57df\u4e0e\u7f51\u6bb5\u7684\u6620\u5c04\u5173\u7cfb<\/p>\n

ip\u5730\u5740=\u7f51\u7edc\u4f4d+\u4e3b\u673a\u4f4d \u5b8c\u5168\u5408\u683c\u57df=\u4e3b\u673a\u540d\u79f0+\u57df\u540d\u4e3b\u673a\u4f4d\u4e0e\u57df\u540d\u662f\u6620\u5c04\u5173\u7cfb<\/p>\n

3.\u5177\u4f53\u89e3\u6790\u6761\u76ee\u7684\u6587\u4ef6\u540d\u5728\u54ea\u91cc \u6b63\u5411\u89e3\u6790\u6570\u636e\u5e93 \u53cd\u5411\u89e3\u6790\u6570\u636e\u5e93<\/p>\n

[root@ws ~]# vim \/etc\/named.rfc1912.zones <\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

4\u3001\u914d\u7f6e\u6b63\u5411\u89e3\u6790\u6587\u4ef6\u548c\u53cd\u5411\u89e3\u6790\u6587\u4ef6
\n（1）\u5c06\u539f\u5148\u7684\u6b63\u5411\u548c\u53cd\u5411\u89e3\u6790\u6587\u4ef6\u7684\u6a21\u677f\u590d\u5236\u5230\u6211\u4eec\u521a\u521a\u8bbe\u7f6e\u7684\u914d\u7f6e\u6587\u4ef6\u4e2d
\n\u6b64\u65f6\u4e00\u5b9a\u8981\u6ce8\u610f\u6587\u4ef6\u7684\u6240\u6709\u8005\u548c\u6240\u5c5e\u7ec4，\u6211\u4eec\u4e0d\u80fd\u6539\u53d8，\u6240\u4ee5\u5728cp\u7684\u65f6\u5019\u4e00\u5b9a\u8981
\n\u52a0\u4e0a-p\u7684\u9009\u9879
\ncd \/var\/named
\ncp -p named.localhost example.com
\ncp -p named.empty com.example<\/p>\n

[root@ws ~]# cd \/var\/named\/
\n[root@ws named]# ls
\nchroot data dynamic named.ca named.empty named.localhost named.loopback slaves
\n[root@ws named]# cp -p named.localhost ab.com
\n[root@ws named]# cp -p named.empty com.ab<\/p>\n

(2)\u7f16\u8f91\u6b63\u5411\u89e3\u6790\u6587\u4ef6<\/p>\n

[root@ws named]# vim ab.com<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

$TTL 1D：\u7f13\u5b58\u5468\u671f\u4e3a1\u5929
\nSOA：\u8d77\u59cb\u6388\u6743\u8bb0\u5f55，\u5c31\u662f\u7531\u8c01\u8ba9\u4f60\u505a\u89e3\u6790\u7684，\u5373DNS\u670d\u52a1\u5668
\nserial：\u5e8f\u5217\u53f7，\u53ef\u4ee5\u968f\u4fbf\u5199
\nrefresh：\u5b9a\u4e49\u8f85\u52a9DNS\u5237\u65b0\u7684\u65f6\u95f4，\u4e5f\u5c31\u662f\u8bf4\u8f85\u52a9DNS\u4f1a\u9694\u591a\u4e45\u540c\u6b65\u4e3bdns\u89e3\u6790\u6570\u636e\u3002<\/p>\n

retry：\u8868\u793a\u91cd\u8bd5\u5ef6\u8fdf，\u4e5f\u5c31\u662f\u8bf4\u8f85\u52a9dns\u7b2c\u4e00\u6b21\u540c\u6b65\u6570\u636e\u5931\u8d25，\u90a3\u4e48\u5c31\u9700\u8981\u9694\u591a\u4e45（\u5c31\u662fretry\u6765\u5b9a\u4e49）\u6765\u540c\u6b65<\/p>\n

expire:\u8868\u793a\u5931\u6548\u7684\u65f6\u95f4，\u8d85\u8fc7\u8fd9\u4e2a\u65f6\u95f4，\u8f85\u52a9DNS\u4e00\u76f4\u540c\u6b65\u6570\u636e\u5931\u8d25，
\n\u90a3\u4e48\u8be5\u8f85\u52a9DNS\u670d\u52a1\u5668\u5c06\u5931\u6548，\u5219\u4e0d\u4f1a\u518d\u53bb\u540c\u6b65\u4e3bDNS\u6570\u636e<\/p>\n

minimum：\u8868\u793a\u5b9a\u4e49\u65e0\u6548\u89e3\u6790\u7684\u7f13\u5b58\u65f6\u95f4\u3002<\/p>\n

\u4e3b\u673a\u8bb0\u5f55 A<\/p>\n

3.\u7f16\u8f91\u53cd\u5411\u89e3\u6790\u6587\u4ef6<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

PTR\u8bb0\u5f55<\/p>\n

5.\u91cd\u542f\u670d\u52a1<\/p>\n

[root@ws named]# systemctl restart named
\n[root@ws named]# systemctl enable named
\nCreated symlink from \/etc\/systemd\/system\/multi-user.target.wants\/named.service to \/usr\/lib\/systemd\/system\/named.service.<\/p>\n

6.\u5173\u95ed\u9632\u706b\u5899 selinux<\/p>\n

[root@ws named]# systemctl stop firewalld.service
\n[root@ws named]# systemctl disable firewalld.service
\nRemoved symlink \/etc\/systemd\/system\/multi-user.target.wants\/firewalld.service.
\nRemoved symlink \/etc\/systemd\/system\/dbus-org.fedoraproject.FirewallD1.service.
\n[root@ws named]# setenforce 0
\n[root@ws named]# getenforce
\nPermissive<\/p>\n

7\u3001\u5728\u5ba2\u6237\u7aef\u4e0a\u7684\u7f51\u5361\u914d\u7f6e\u6587\u4ef6\u4e2d\u914d\u7f6eDNS\u4e3a\u670d\u52a1\u5668\u7684IP<\/p>\n

[root@ws2 ~]# vim \/etc\/sysconfig\/network-scripts\/ifcfg-ens33
\n[root@ws2 ~]# systemctl restart network<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

8.\u9a8c\u8bc1<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\u8f85\u52a9DNS
\n\u5b89\u88c5bind bind-chroot\u5305\u6587\u4ef6
\n\u4fee\u6539\u4e3b\u914d\u7f6e\u6587\u4ef6（\u548c\u4e3bDNS\u4fee\u6539\u5185\u5bb9\u4e00\u81f4）
\n\u4fee\u6539\u5168\u5c40\u7684\u914d\u7f6e\u6587\u4ef6
\nvim \/etc\/named.rfc1912.zones
\nzone \u201cexample.com\u201d IN {
\ntype slave;
\nfile \u201cslaves\/example.com\u201d;
\nmasters {192.168.110.10; };
\n};<\/p>\n

zone \u201c110.168.192.in-addr.arpa\u201d IN {
\ntype slave;
\nfile \u201cslaves\/com.example\u201d;
\nmasters { 192.168.110.10; };
\n};<\/p>\n

\u91cd\u542f\u5e76\u542f\u7528named\u670d\u52a1
\n\u5173\u95ed\u9632\u706b\u5899\u548cselinux<\/p>\n

[root@ws ~]# vim \/etc\/named.conf <\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

[root@ws ~]# vim \/etc\/named.rfc1912.zones <\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n","protected":false},"excerpt":{"rendered":"

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