{"id":12818,"date":"2024-05-03T15:55:05","date_gmt":"2024-05-03T07:55:05","guid":{"rendered":"https:\/\/www.simcentric.com\/uncategorized-sc\/what-is-a-dns-server-principles-resolution-and-configuration\/"},"modified":"2024-05-03T16:34:32","modified_gmt":"2024-05-03T08:34:32","slug":"what-is-a-dns-server-principles-resolution-and-configuration","status":"publish","type":"post","link":"https:\/\/www.simcentric.com\/sc\/hong-kong-dedicated-server-sc\/what-is-a-dns-server-principles-resolution-and-configuration\/","title":{"rendered":"\u4ec0\u4e48\u662fDNS\u670d\u52a1\u5668\uff1f\u539f\u7406\u89e3\u6790\u4e0e\u914d\u7f6e"},"content":{"rendered":"

[vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]\u5728\u9999\u6e2f\u670d\u52a1\u5668<\/a>\u7684\u8fd0\u7ef4\u4e2d,DNS\u670d\u52a1\u5668<\/a>\u626e\u6f14\u7740\u81f3\u5173\u91cd\u8981\u7684\u89d2\u8272\u3002\u5b83\u8d1f\u8d23\u5c06\u4eba\u7c7b\u53ef\u8bfb\u7684\u57df\u540d(\u5982www.example.com)\u8f6c\u6362\u4e3a\u8ba1\u7b97\u673a\u53ef\u8bc6\u522b\u7684IP\u5730\u5740(\u5982192.0.2.1)\u3002\u5bf9\u4e8e\u6280\u672f\u4eba\u5458\u6765\u8bf4,\u6df1\u5165\u7406\u89e3DNS\u670d\u52a1\u5668\u7684\u5de5\u4f5c\u539f\u7406\u3001\u914d\u7f6e\u65b9\u6cd5\u548ctroubleshooting\u6280\u5de7\u81f3\u5173\u91cd\u8981\u3002\u672c\u6587\u5c06\u5168\u9762\u89e3\u6790DNS\u670d\u52a1\u5668,\u5e76\u63d0\u4f9b\u8be6\u7ec6\u7684\u914d\u7f6e\u793a\u4f8b\u548c\u95ee\u9898\u6392\u67e5\u6307\u5357\u3002[\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n

DNS\u7684\u5de5\u4f5c\u539f\u7406<\/strong><\/h2>\n

DNS\u91c7\u7528\u5206\u5e03\u5f0f\u7684\u67b6\u6784,\u7531\u5168\u7403\u6570\u4ee5\u4e07\u8ba1\u7684DNS\u670d\u52a1\u5668\u7ec4\u6210\u3002\u5f53\u4f60\u5728\u6d4f\u89c8\u5668\u4e2d\u8f93\u5165\u4e00\u4e2a\u57df\u540d\u65f6,\u4f1a\u53d1\u751f\u4ee5\u4e0b\u6b65\u9aa4:<\/p>\n

    \n
  1. \u6d4f\u89c8\u5668\u5411\u672c\u5730DNS\u670d\u52a1\u5668(\u901a\u5e38\u7531ISP\u63d0\u4f9b)\u53d1\u8d77\u9012\u5f52\u67e5\u8be2\u3002<\/li>\n
  2. \u672c\u5730DNS\u670d\u52a1\u5668\u68c0\u67e5\u81ea\u5df1\u7684\u7f13\u5b58,\u5982\u679c\u6ca1\u6709\u627e\u5230\u5bf9\u5e94\u7684IP\u5730\u5740,\u5219\u5411\u6839\u57df\u540d\u670d\u52a1\u5668\u53d1\u8d77\u8fed\u4ee3\u67e5\u8be2\u3002<\/li>\n
  3. \u6839\u57df\u540d\u670d\u52a1\u5668\u8fd4\u56de\u9876\u7ea7\u57df(\u5982.com\u3001.net)\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\u5730\u5740\u3002<\/li>\n
  4. \u672c\u5730DNS\u670d\u52a1\u5668\u5411\u6743\u5a01DNS\u670d\u52a1\u5668\u53d1\u8d77\u67e5\u8be2,\u83b7\u53d6\u4e8c\u7ea7\u57df\u540d(\u5982example.com)\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\u5730\u5740\u3002<\/li>\n
  5. \u672c\u5730DNS\u670d\u52a1\u5668\u5411\u4e8c\u7ea7\u57df\u540d\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\u53d1\u8d77\u67e5\u8be2,\u6700\u7ec8\u83b7\u5f97www.example.com\u5bf9\u5e94\u7684IP\u5730\u5740\u3002<\/li>\n
  6. \u672c\u5730DNS\u670d\u52a1\u5668\u5c06\u7ed3\u679c\u8fd4\u56de\u7ed9\u6d4f\u89c8\u5668,\u540c\u65f6\u5c06\u5176\u4fdd\u5b58\u5728\u81ea\u5df1\u7684\u7f13\u5b58\u4e2d,\u4ee5\u4fbf\u540e\u7eed\u67e5\u8be2\u3002<\/li>\n<\/ol>\n

    [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n

    \u642d\u5efaDNS\u670d\u52a1\u5668<\/strong><\/h2>\n

    \u5728Linux\u7cfb\u7edf\u4e2d,\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528Bind9\u642d\u5efa\u81ea\u5df1\u7684DNS\u670d\u52a1\u5668\u3002\u4ee5\u4e0b\u662f\u8be6\u7ec6\u6b65\u9aa4:<\/p>\n

      \n
    1. \u5b89\u88c5Bind9<\/span><\/span>\n
      sudo apt-get update\r\nsudo apt-get install bind9 bind9utils bind9-doc\r\n<\/code><\/pre>\n<\/li>\n
    2. \u914d\u7f6eBind9
      \n\u7f16\u8f91\/etc\/bind\/named.conf.local\u6587\u4ef6,\u6dfb\u52a0\u533a\u57df\u914d\u7f6e:<\/p>\n
      zone \"example.com\" {\r\n    type master;\r\n    file \"\/etc\/bind\/db.example.com\";\r\n};\r\n<\/code><\/pre>\n
      \u7136\u540e,\u521b\u5efa\/etc\/bind\/db.example.com\u6587\u4ef6,\u6dfb\u52a0\u57df\u540d\u5230IP\u7684\u6620\u5c04\u5173\u7cfb:<\/p>\n
      $TTL    604800\r\n@       IN      SOA     ns1.example.com. admin.example.com. (\r\n                  2         ; Serial\r\n             604800         ; Refresh\r\n              86400         ; Retry\r\n            2419200         ; Expire\r\n             604800 )       ; Negative Cache TTL\r\n\r\n; Name servers\r\n@      IN      NS      ns1.example.com.\r\n@      IN      NS      ns2.example.com.\r\n\r\n; A records for name servers\r\nns1    IN      A       192.0.2.1\r\nns2    IN      A       192.0.2.2\r\n\r\n; Other A records\r\n@      IN      A       192.0.2.10\r\nwww    IN      A       192.0.2.10\r\n<\/code><\/pre>\n<\/li>\n
    3. \u91cd\u542fBind9\u670d\u52a1<\/span><\/span>\n
      sudo systemctl restart bind9\r\n<\/code><\/pre>\n<\/li>\n<\/ol>\n
      [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n
      \u6d4b\u8bd5\u4e0eTroubleshooting<\/strong><\/h2>\n
      \u914d\u7f6e\u5b8c\u6210\u540e,\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528dig\u547d\u4ee4\u6d4b\u8bd5DNS\u670d\u52a1\u5668\u662f\u5426\u6b63\u5e38\u5de5\u4f5c:<\/p>\n
      dig www.example.com @localhost\r\n<\/code><\/pre>\n
      \u5982\u679c\u51fa\u73b0\u95ee\u9898,\u53ef\u4ee5\u68c0\u67e5\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u9762:<\/p>\n