{"id":9742,"date":"2025-04-18T17:37:12","date_gmt":"2025-04-18T09:37:12","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/9742.html"},"modified":"2025-04-18T17:37:12","modified_gmt":"2025-04-18T09:37:12","slug":"dns%e6%9f%a5%e8%af%a2%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%9a%84%e5%85%a8%e6%b5%81%e7%a8%8b%e8%a7%a3%e6%9e%90","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/9742.html","title":{"rendered":"DNS\u67e5\u8be2\u670d\u52a1\u5668\u7684\u5168\u6d41\u7a0b\u89e3\u6790"},"content":{"rendered":"

### DNS\u67e5\u8be2\u670d\u52a1\u5668\u7684\u57fa\u672c\u6d41\u7a0b，\u80fd\u753b\u51fa\u56fe\u66f4\u597d，\u5e76\u8bf4\u660e\u4e3a\u4ec0\u4e48DNS\u67e5\u8be2\u4e3a\u4ec0\u4e48\u4e0d\u76f4\u63a5\u4ece\u5355\u4e00\u670d\u52a1\u5668\u67e5\u8be2ip，\u800c\u662f\u8981\u7ecf\u8fc7\u591a\u6b21\u67e5\u8be2，\u591a\u6b21\u67e5\u8be2\u4e0d\u4f1a\u589e\u52a0\u5f00\u9500\u4e48（\u5373DNS\u591a\u7ea7\u67e5\u8be2\u7684\u4f18\u70b9）？<\/p>\n

\u00a0<\/p>\n

\u00a0<\/p>\n

\u00a0<\/p>\n

– **\u7528\u6237\u53d1\u8d77\u8bf7\u6c42**：<\/p>\n

– \u7528\u6237\u5728\u6d4f\u89c8\u5668\u4e2d\u8f93\u5165\u4e00\u4e2a\u57df\u540d（\u5982 `www.example.com`）\u3002<\/p>\n

– \u6d4f\u89c8\u5668\u5c06\u8be5\u8bf7\u6c42\u53d1\u9001\u5230\u672c\u5730DNS\u89e3\u6790\u5668（\u901a\u5e38\u4f4d\u4e8e\u7528\u6237\u7684\u64cd\u4f5c\u7cfb\u7edf\u4e2d）\u3002<\/p>\n

– **\u672c\u5730DNS\u89e3\u6790\u5668\u67e5\u8be2\u672c\u5730\u7f13\u5b58**：<\/p>\n

– \u672c\u5730DNS\u89e3\u6790\u5668\u9996\u5148\u68c0\u67e5\u5176\u7f13\u5b58\u4e2d\u662f\u5426\u5df2\u6709\u8be5\u57df\u540d\u7684IP\u5730\u5740\u3002<\/p>\n

– \u5982\u679c\u7f13\u5b58\u4e2d\u6709\u6709\u6548\u7684\u8bb0\u5f55，\u5219\u76f4\u63a5\u8fd4\u56deIP\u5730\u5740，\u6d41\u7a0b\u7ed3\u675f\u3002<\/p>\n

– **\u67e5\u8be2\u9012\u5f52DNS\u670d\u52a1\u5668**：<\/p>\n

– \u5982\u679c\u672c\u5730\u7f13\u5b58\u4e2d\u6ca1\u6709\u8bb0\u5f55，\u672c\u5730DNS\u89e3\u6790\u5668\u5c06\u8bf7\u6c42\u8f6c\u53d1\u7ed9\u9012\u5f52DNS\u670d\u52a1\u5668（\u901a\u5e38\u7531\u7528\u6237\u7684ISP\u63d0\u4f9b）\u3002<\/p>\n

– \u9012\u5f52DNS\u670d\u52a1\u5668\u4e5f\u4f1a\u68c0\u67e5\u5176\u7f13\u5b58，\u5e76\u5728\u7f13\u5b58\u672a\u547d\u4e2d\u65f6\u8fdb\u884c\u9012\u5f52\u67e5\u8be2\u3002<\/p>\n

– **\u9012\u5f52DNS\u670d\u52a1\u5668\u67e5\u8be2\u6839DNS\u670d\u52a1\u5668**：<\/p>\n

– \u9012\u5f52DNS\u670d\u52a1\u5668\u5411\u6839DNS\u670d\u52a1\u5668\u53d1\u9001\u67e5\u8be2\u8bf7\u6c42\u3002<\/p>\n

– \u6839DNS\u670d\u52a1\u5668\u4e0d\u4f1a\u76f4\u63a5\u8fd4\u56deIP\u5730\u5740，\u800c\u662f\u8fd4\u56de\u9876\u7ea7\u57df（\u5982 `.com`）\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\u7684\u5730\u5740\u3002<\/p>\n

– **\u67e5\u8be2\u9876\u7ea7\u57df\u540d（TLD）DNS\u670d\u52a1\u5668**：<\/p>\n

– \u9012\u5f52DNS\u670d\u52a1\u5668\u6839\u636e\u6839DNS\u670d\u52a1\u5668\u7684\u56de\u5e94，\u5411TLD DNS\u670d\u52a1\u5668（\u5982 `.com` \u7684\u6743\u5a01DNS\u670d\u52a1\u5668）\u53d1\u9001\u67e5\u8be2\u8bf7\u6c42\u3002<\/p>\n

– TLD DNS\u670d\u52a1\u5668\u8fd4\u56de\u8be5\u57df\u540d\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\u7684\u5730\u5740\u3002<\/p>\n

– **\u67e5\u8be2\u6743\u5a01DNS\u670d\u52a1\u5668**：<\/p>\n

– \u9012\u5f52DNS\u670d\u52a1\u5668\u5411\u6743\u5a01DNS\u670d\u52a1\u5668\u53d1\u9001\u67e5\u8be2\u8bf7\u6c42\u3002<\/p>\n

– \u6743\u5a01DNS\u670d\u52a1\u5668\u8fd4\u56de\u8be5\u57df\u540d\u7684\u6700\u7ec8IP\u5730\u5740\u3002<\/p>\n

– **\u8fd4\u56deIP\u5730\u5740\u7ed9\u7528\u6237**：<\/p>\n

– \u9012\u5f52DNS\u670d\u52a1\u5668\u5c06\u83b7\u5f97\u7684IP\u5730\u5740\u7f13\u5b58，\u5e76\u8fd4\u56de\u7ed9\u672c\u5730DNS\u89e3\u6790\u5668\u3002<\/p>\n

– \u672c\u5730DNS\u89e3\u6790\u5668\u518d\u5c06IP\u5730\u5740\u8fd4\u56de\u7ed9\u7528\u6237\u7684\u6d4f\u89c8\u5668\u3002<\/p>\n

– **\u6d4f\u89c8\u5668\u5411IP\u5730\u5740\u53d1\u9001\u8bf7\u6c42**：<\/p>\n

– \u6d4f\u89c8\u5668\u4f7f\u7528\u83b7\u5f97\u7684IP\u5730\u5740\u4e0e\u76ee\u6807\u670d\u52a1\u5668\u5efa\u7acb\u8fde\u63a5，\u5e76\u8bf7\u6c42\u7f51\u9875\u5185\u5bb9\u3002<\/p>\n

\u00a0<\/p>\n

![img](https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418093711-68021d473a9b0.png)<\/p>\n

\u00a0<\/p>\n

\u00a0<\/p>\n

\u00a0<\/p>\n

\u4f7f\u7528\u591a\u7ea7\u67e5\u8be2\u7684\u4f18\u70b9：<\/p>\n

\u00a0<\/p>\n

#### **\u5206\u5e03\u5f0f\u67b6\u6784\u63d0\u9ad8\u53ef\u9760\u6027\u548c\u6027\u80fd**：<\/p>\n

\u00a0<\/p>\n

– **\u907f\u514d\u5355\u70b9\u6545\u969c**：\u5982\u679cDNS\u4ec5\u4f9d\u8d56\u5355\u4e00\u670d\u52a1\u5668，\u5f53\u8be5\u670d\u52a1\u5668\u6545\u969c\u65f6，\u6240\u6709\u57df\u540d\u89e3\u6790\u8bf7\u6c42\u5c06\u65e0\u6cd5\u5b8c\u6210\u3002\u901a\u8fc7\u5206\u5e03\u5f0f\u67b6\u6784，\u53ef\u4ee5\u907f\u514d\u8fd9\u79cd\u60c5\u51b5，\u63d0\u9ad8\u7cfb\u7edf\u7684\u53ef\u9760\u6027\u3002<\/p>\n

– **\u8d1f\u8f7d\u5747\u8861**：\u5c06\u67e5\u8be2\u8bf7\u6c42\u5206\u5e03\u5230\u591a\u4e2a\u670d\u52a1\u5668\u4e0a，\u53ef\u4ee5\u6709\u6548\u5206\u6563\u8d1f\u8f7d，\u907f\u514d\u5355\u4e2a\u670d\u52a1\u5668\u8fc7\u8f7d，\u4ece\u800c\u63d0\u9ad8\u6574\u4f53\u6027\u80fd\u3002<\/p>\n

\u00a0<\/p>\n

#### 2. **\u7f13\u5b58\u63d0\u9ad8\u6548\u7387**：<\/p>\n

\u00a0<\/p>\n

– **\u9012\u5f52\u67e5\u8be2\u4e2d\u7684\u7f13\u5b58**：\u9012\u5f52DNS\u670d\u52a1\u5668\u4f1a\u7f13\u5b58\u67e5\u8be2\u7ed3\u679c，\u8fd9\u610f\u5473\u7740\u540e\u7eed\u76f8\u540c\u7684\u67e5\u8be2\u8bf7\u6c42\u53ef\u4ee5\u76f4\u63a5\u4ece\u7f13\u5b58\u4e2d\u83b7\u53d6，\u65e0\u9700\u518d\u6b21\u8fdb\u884c\u5168\u7a0b\u67e5\u8be2，\u663e\u8457\u51cf\u5c11\u67e5\u8be2\u65f6\u95f4\u548c\u8d1f\u8f7d\u3002<\/p>\n

– **\u6d4f\u89c8\u5668\u548c\u64cd\u4f5c\u7cfb\u7edf\u7f13\u5b58**：\u672c\u5730\u7f13\u5b58\u4e5f\u80fd\u51cf\u5c11\u7f51\u7edc\u8bf7\u6c42\u6b21\u6570，\u52a0\u5feb\u57df\u540d\u89e3\u6790\u901f\u5ea6\u3002<\/p>\n

\u00a0<\/p>\n

#### 3. **\u9010\u7ea7\u67e5\u8be2\u4f18\u5316\u7ba1\u7406**：<\/p>\n

\u00a0<\/p>\n

– **\u5206\u5c42\u7ed3\u6784\u4fbf\u4e8e\u7ba1\u7406**：DNS\u91c7\u7528\u5c42\u7ea7\u7ed3\u6784（\u6839\u3001TLD\u3001\u6743\u5a01\u670d\u52a1\u5668），\u4fbf\u4e8e\u7ba1\u7406\u548c\u66f4\u65b0\u3002\u4f8b\u5982，\u6839\u670d\u52a1\u5668\u53ea\u9700\u77e5\u9053TLD\u670d\u52a1\u5668\u7684\u5730\u5740，\u800cTLD\u670d\u52a1\u5668\u53ea\u9700\u77e5\u9053\u5176\u4e0b\u57df\u540d\u7684\u6743\u5a01\u670d\u52a1\u5668\u5730\u5740\u3002<\/p>\n

– **\u5b89\u5168\u6027**：\u5206\u5c42\u67e5\u8be2\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u548c\u6297\u653b\u51fb\u80fd\u529b\u3002\u653b\u51fb\u8005\u96be\u4ee5\u540c\u65f6\u653b\u51fb\u6240\u6709\u5c42\u7ea7\u7684\u670d\u52a1\u5668，\u4ece\u800c\u63d0\u9ad8\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u3002<\/p>\n

\u00a0<\/p>\n

#### 4. **\u5168\u7403\u8303\u56f4\u5185\u7684\u53ef\u6269\u5c55\u6027**：<\/p>\n

\u00a0<\/p>\n

– **\u5730\u57df\u5206\u5e03**：DNS\u670d\u52a1\u5668\u5206\u5e03\u5728\u5168\u7403\u5404\u5730，\u80fd\u591f\u66f4\u5feb\u54cd\u5e94\u7528\u6237\u7684\u67e5\u8be2\u8bf7\u6c42\u3002\u6839\u670d\u52a1\u5668\u548cTLD\u670d\u52a1\u5668\u7684\u5730\u7406\u5206\u5e03\u4f7f\u5f97\u67e5\u8be2\u8bf7\u6c42\u53ef\u4ee5\u5728\u7528\u6237\u6240\u5728\u533a\u57df\u5f97\u5230\u5feb\u901f\u5904\u7406，\u51cf\u5c11\u7f51\u7edc\u5ef6\u8fdf\u3002<\/p>\n

\u00a0<\/p>\n

### https\u7684\u52a0\u5bc6\u4e0e\u8ba4\u8bc1\u8fc7\u7a0b<\/p>\n

\u00a0<\/p>\n

1. **\u5ba2\u6237\u7aef\u53d1\u8d77\u8fde\u63a5\u8bf7\u6c42**：<\/p>\n

\u00a0<\/p>\n

– – \u5ba2\u6237\u7aef\u5411\u670d\u52a1\u5668\u53d1\u9001\u8fde\u63a5\u8bf7\u6c42，\u8bf7\u6c42\u5efa\u7acb\u5b89\u5168\u8fde\u63a5\u3002\u8fd9\u4e2a\u8bf7\u6c42\u662f\u660e\u6587\u7684 HTTP \u8bf7\u6c42，\u4f46\u662f\u4ee5 `https:\/\/` \u5f00\u5934\u7684 URL\u3002<\/p>\n

\u00a0<\/p>\n

1. **\u670d\u52a1\u5668\u53d1\u9001\u6570\u5b57\u8bc1\u4e66**：<\/p>\n

\u00a0<\/p>\n

– – \u670d\u52a1\u5668\u6536\u5230\u5ba2\u6237\u7aef\u7684\u8fde\u63a5\u8bf7\u6c42\u540e，\u4f1a\u5c06\u81ea\u5df1\u7684\u6570\u5b57\u8bc1\u4e66\u53d1\u9001\u7ed9\u5ba2\u6237\u7aef\u3002\u6570\u5b57\u8bc1\u4e66\u4e2d\u5305\u542b\u4e86\u670d\u52a1\u5668\u7684\u516c\u94a5\u4ee5\u53ca\u76f8\u5173\u7684\u4fe1\u606f\u3002<\/p>\n

\u00a0<\/p>\n

1. **\u5ba2\u6237\u7aef\u9a8c\u8bc1\u8bc1\u4e66**：<\/p>\n

\u00a0<\/p>\n

– – \u5ba2\u6237\u7aef\u6536\u5230\u670d\u52a1\u5668\u7684\u8bc1\u4e66\u540e，\u4f1a\u9a8c\u8bc1\u8bc1\u4e66\u7684\u6709\u6548\u6027\u3002\u8fd9\u5305\u62ec\u9a8c\u8bc1\u8bc1\u4e66\u662f\u5426\u7531\u53ef\u4fe1\u4efb\u7684\u8bc1\u4e66\u9881\u53d1\u673a\u6784（CA）\u7b7e\u53d1，\u8bc1\u4e66\u662f\u5426\u5728\u6709\u6548\u671f\u5185，\u4ee5\u53ca\u670d\u52a1\u5668\u7684\u57df\u540d\u662f\u5426\u4e0e\u8bc1\u4e66\u4e2d\u7684\u57df\u540d\u5339\u914d\u7b49\u3002<\/p>\n

\u00a0<\/p>\n

1. **\u5ba2\u6237\u7aef\u751f\u6210\u5bf9\u79f0\u5bc6\u94a5**：<\/p>\n

\u00a0<\/p>\n

– – \u5982\u679c\u670d\u52a1\u5668\u7684\u8bc1\u4e66\u9a8c\u8bc1\u901a\u8fc7，\u5ba2\u6237\u7aef\u4f1a\u751f\u6210\u4e00\u4e2a\u5bf9\u79f0\u5bc6\u94a5（\u79f0\u4e3a\u4f1a\u8bdd\u5bc6\u94a5），\u7528\u4e8e\u540e\u7eed\u7684\u6570\u636e\u52a0\u5bc6\u548c\u89e3\u5bc6\u8fc7\u7a0b\u3002<\/p>\n

\u00a0<\/p>\n

1. **\u5ba2\u6237\u7aef\u4f7f\u7528\u670d\u52a1\u5668\u516c\u94a5\u52a0\u5bc6\u5bf9\u79f0\u5bc6\u94a5**：<\/p>\n

\u00a0<\/p>\n

– – \u5ba2\u6237\u7aef\u4f7f\u7528\u670d\u52a1\u5668\u7684\u516c\u94a5\u52a0\u5bc6\u751f\u6210\u7684\u5bf9\u79f0\u5bc6\u94a5，\u5e76\u5c06\u5176\u53d1\u9001\u7ed9\u670d\u52a1\u5668\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u662f\u4f7f\u7528\u975e\u5bf9\u79f0\u52a0\u5bc6\u7b97\u6cd5，\u786e\u4fdd\u53ea\u6709\u670d\u52a1\u5668\u6301\u6709\u7684\u79c1\u94a5\u53ef\u4ee5\u89e3\u5bc6\u8fd9\u4e2a\u5bf9\u79f0\u5bc6\u94a5\u3002<\/p>\n

\u00a0<\/p>\n

1. **\u670d\u52a1\u5668\u89e3\u5bc6\u5bf9\u79f0\u5bc6\u94a5**：<\/p>\n

\u00a0<\/p>\n

– – \u670d\u52a1\u5668\u6536\u5230\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u52a0\u5bc6\u5bc6\u94a5\u540e，\u4f7f\u7528\u81ea\u5df1\u7684\u79c1\u94a5\u5bf9\u5176\u8fdb\u884c\u89e3\u5bc6，\u5f97\u5230\u5bf9\u79f0\u5bc6\u94a5\u3002<\/p>\n

\u00a0<\/p>\n

1. **\u5efa\u7acb\u5b89\u5168\u8fde\u63a5**：<\/p>\n

\u00a0<\/p>\n

– – \u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u90fd\u62e5\u6709\u4e86\u76f8\u540c\u7684\u5bf9\u79f0\u5bc6\u94a5，\u5b83\u4eec\u53ef\u4ee5\u4f7f\u7528\u5bf9\u79f0\u5bc6\u94a5\u8fdb\u884c\u52a0\u5bc6\u548c\u89e3\u5bc6\u3002<\/p>\n

\u00a0 – \u4e4b\u540e\u7684\u901a\u4fe1\u8fc7\u7a0b\u4e2d，\u5ba2\u6237\u7aef\u548c\u670d\u52a1\u5668\u4f7f\u7528\u5bf9\u79f0\u5bc6\u94a5\u8fdb\u884c\u6570\u636e\u52a0\u5bc6\u548c\u89e3\u5bc6，\u4fdd\u969c\u901a\u4fe1\u7684\u5b89\u5168\u6027\u3002<\/p>\n

\u00a0<\/p>\n

1. **\u5ba2\u6237\u7aef\u53d1\u9001\u52a0\u5bc6\u8bf7\u6c42**：<\/p>\n

\u00a0<\/p>\n

– – \u5ba2\u6237\u7aef\u53d1\u9001\u52a0\u5bc6\u8bf7\u6c42，\u5305\u62ec\u9700\u8981\u8bbf\u95ee\u7684\u8d44\u6e90\u7b49\u4fe1\u606f\u3002\u8fd9\u4e9b\u8bf7\u6c42\u6570\u636e\u5728\u4f20\u8f93\u8fc7\u7a0b\u4e2d\u4f1a\u4f7f\u7528\u5bf9\u79f0\u5bc6\u94a5\u8fdb\u884c\u52a0\u5bc6\u3002<\/p>\n

\u00a0<\/p>\n

1. **\u670d\u52a1\u5668\u5904\u7406\u8bf7\u6c42\u5e76\u8fd4\u56de\u52a0\u5bc6\u54cd\u5e94**：<\/p>\n

\u00a0<\/p>\n

– – \u670d\u52a1\u5668\u63a5\u6536\u5230\u5ba2\u6237\u7aef\u7684\u8bf7\u6c42\u540e，\u8fdb\u884c\u76f8\u5e94\u7684\u5904\u7406，\u5e76\u5c06\u54cd\u5e94\u6570\u636e\u4f7f\u7528\u5bf9\u79f0\u5bc6\u94a5\u8fdb\u884c\u52a0\u5bc6\u540e\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\u3002<\/p>\n

\u00a0<\/p>\n

1. **\u5ba2\u6237\u7aef\u89e3\u5bc6\u54cd\u5e94**：<\/p>\n

\u00a0<\/p>\n

– – \u5ba2\u6237\u7aef\u63a5\u6536\u5230\u670d\u52a1\u5668\u7684\u52a0\u5bc6\u54cd\u5e94\u540e，\u4f7f\u7528\u5bf9\u79f0\u5bc6\u94a5\u8fdb\u884c\u89e3\u5bc6，\u5f97\u5230\u539f\u59cb\u7684\u54cd\u5e94\u6570\u636e\u3002<\/p>\n

\u00a0<\/p>\n

![img](https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/04\/20250418093711-68021d474dd85.png)<\/p>\n

\u00a0<\/p>\n

### TCP\u548cUDP\u7684\u4e3b\u8981\u533a\u522b\u662f\u4ec0\u4e48<\/p>\n

\u00a0<\/p>\n

\u9700\u8981\u4ece\u4e0d\u540c\u7684\u89d2\u5ea6\u6765\u56de\u7b54<\/p>\n

\u00a0<\/p>\n

\u53c2\u8003：<\/p>\n

\u00a0<\/p>\n

1. **\u8fde\u63a5**<\/p>\n

\u00a0<\/p>\n

– – **TCP**: \u9762\u5411\u8fde\u63a5\u7684\u4f20\u8f93\u5c42\u534f\u8bae，\u4f20\u8f93\u6570\u636e\u524d\u9700\u5efa\u7acb\u8fde\u63a5\u3002<\/p>\n

\u00a0 – **UDP**: \u65e0\u9700\u8fde\u63a5，\u5373\u65f6\u4f20\u8f93\u6570\u636e\u3002<\/p>\n

\u00a0<\/p>\n

1. **\u670d\u52a1\u5bf9\u8c61**<\/p>\n

\u00a0<\/p>\n

– – **TCP**: \u4e00\u5bf9\u4e00\u7684\u670d\u52a1，\u4e00\u6761\u8fde\u63a5\u53ea\u6709\u4e24\u4e2a\u7aef\u70b9\u3002<\/p>\n

\u00a0 – **UDP**: \u652f\u6301\u4e00\u5bf9\u4e00\u3001\u4e00\u5bf9\u591a\u3001\u591a\u5bf9\u591a\u7684\u4ea4\u4e92\u901a\u4fe1\u3002<\/p>\n

\u00a0<\/p>\n

1. **\u53ef\u9760\u6027**<\/p>\n

\u00a0<\/p>\n

– – **TCP**: \u53ef\u9760\u4ea4\u4ed8\u6570\u636e，\u65e0\u5dee\u9519\u3001\u4e0d\u4e22\u5931\u3001\u4e0d\u91cd\u590d\u3001\u6309\u5e8f\u5230\u8fbe\u3002<\/p>\n

\u00a0 – **UDP**: \u5c3d\u6700\u5927\u52aa\u529b\u4ea4\u4ed8，\u4e0d\u4fdd\u8bc1\u53ef\u9760\u4ea4\u4ed8\u6570\u636e，\u4f46\u53ef\u57fa\u4e8eUDP\u5b9e\u73b0\u53ef\u9760\u4f20\u8f93\u534f\u8bae（\u5982QUIC）\u3002<\/p>\n

\u00a0<\/p>\n

1. **\u62e5\u585e\u63a7\u5236\u3001\u6d41\u91cf\u63a7\u5236**<\/p>\n

\u00a0<\/p>\n

– – **TCP**: \u6709\u62e5\u585e\u63a7\u5236\u548c\u6d41\u91cf\u63a7\u5236\u673a\u5236，\u4fdd\u8bc1\u4f20\u8f93\u5b89\u5168\u6027\u3002<\/p>\n

\u00a0 – **UDP**: \u6ca1\u6709\u62e5\u585e\u63a7\u5236，\u5373\u4f7f\u7f51\u7edc\u62e5\u5835\u4e5f\u4e0d\u4f1a\u8c03\u6574\u53d1\u9001\u901f\u7387\u3002<\/p>\n

\u00a0<\/p>\n

1. **\u9996\u90e8\u5f00\u9500**<\/p>\n

\u00a0<\/p>\n

– – **TCP**: \u9996\u90e8\u957f\u5ea6\u8f83\u957f，\u53ef\u53d8（\u6700\u5c1120\u5b57\u8282，\u9009\u9879\u5b57\u6bb5\u589e\u52a0）\u3002<\/p>\n

\u00a0 – **UDP**: \u56fa\u5b9a8\u5b57\u8282，\u5f00\u9500\u8f83\u5c0f\u3002<\/p>\n

\u00a0<\/p>\n

1. **\u4f20\u8f93\u65b9\u5f0f**<\/p>\n

\u00a0<\/p>\n

– – **TCP**: \u6d41\u5f0f\u4f20\u8f93，\u65e0\u8fb9\u754c，\u4fdd\u8bc1\u987a\u5e8f\u548c\u53ef\u9760\u6027\u3002<\/p>\n

\u00a0 – **UDP**: \u6bcf\u4e2a\u5305\u72ec\u7acb\u53d1\u9001，\u6709\u8fb9\u754c，\u53ef\u80fd\u4e22\u5305\u548c\u4e71\u5e8f\u3002<\/p>\n

\u00a0<\/p>\n

1. **\u5206\u7247\u5904\u7406**<\/p>\n

\u00a0<\/p>\n

– – **TCP**: \u5927\u6570\u636e\u5206\u7247\u5728\u4f20\u8f93\u5c42，\u4e22\u5931\u65f6\u53ea\u9700\u4f20\u8f93\u4e22\u5931\u7684\u5206\u7247\u3002<\/p>\n

\u00a0 – **UDP**: \u5927\u6570\u636e\u5206\u7247\u5728IP\u5c42，\u63a5\u6536\u540e\u5728IP\u5c42\u7ec4\u88c5，\u518d\u4f20\u8f93\u7ed9\u4f20\u8f93\u5c42\u3002<\/p>\n

\u00a0<\/p>\n

**TCP \u548c UDP \u5e94\u7528\u573a\u666f**：<\/p>\n

\u00a0<\/p>\n

– **TCP**: FTP\u6587\u4ef6\u4f20\u8f93，HTTP\/HTTPS\u7b49\u9700\u8981\u53ef\u9760\u6570\u636e\u4f20\u8f93\u7684\u573a\u666f\u3002<\/p>\n

– **UDP**: DNS\u3001SNMP\u7b49\u5c11\u91cf\u6570\u636e\u901a\u4fe1，\u89c6\u9891\u3001\u97f3\u9891\u6d41\u4f20\u8f93，\u5e7f\u64ad\u901a\u4fe1\u7b49\u3002<\/p>\n

\u00a0<\/p>\n

（\u8fd9\u4e9b\u70b9\u90fd\u53ef\u4ee5\u5c55\u5f00\u6765\u8bf4）<\/p>\n

\u00a0<\/p>\n

\u00a0<\/p>\n

\u00a0<\/p>\n

### GET\u548cPOST\u8bf7\u6c42\u7684\u533a\u522b<\/p>\n

\u00a0<\/p>\n

**\u8bed\u4e49**<\/p>\n

\u00a0<\/p>\n

– **GET**: \u8bf7\u6c42\u6307\u5b9a\u7684\u8d44\u6e90，\u8bf7\u6c42\u53c2\u6570\u4ee5\u67e5\u8be2\u5b57\u7b26\u4e32\u5f62\u5f0f\u9644\u52a0\u5728URL\u540e\u9762，\u957f\u5ea6\u9650\u5236\u8f83\u4e3a\u4e25\u683c\u3002<\/p>\n

– **POST**: \u5411\u6307\u5b9a\u8d44\u6e90\u63d0\u4ea4\u6570\u636e，\u6570\u636e\u5305\u542b\u5728\u8bf7\u6c42\u4f53\u4e2d，\u53ef\u4ee5\u4f20\u8f93\u5927\u91cf\u6570\u636e，\u4e14\u683c\u5f0f\u4e0d\u9650\u4e8eASCII\u5b57\u7b26\u3002<\/p>\n

\u00a0<\/p>\n

**\u5b89\u5168\u6027**<\/p>\n

\u00a0<\/p>\n

– **GET**: \u8bf7\u6c42\u53c2\u6570\u66b4\u9732\u5728URL\u4e2d，\u53ef\u80fd\u88ab\u6d4f\u89c8\u5668\u7f13\u5b58\u3001\u5386\u53f2\u8bb0\u5f55\u7b49\u8bb0\u5f55\u548c\u5b58\u50a8，\u4e0d\u9002\u5408\u4f20\u8f93\u654f\u611f\u4fe1\u606f\u3002<\/p>\n

– **POST**: \u8bf7\u6c42\u53c2\u6570\u5728\u8bf7\u6c42\u4f53\u4e2d，\u4e0d\u4f1a\u88ab\u6d4f\u89c8\u5668\u7f13\u5b58\u6216\u4fdd\u5b58，\u66f4\u9002\u5408\u4f20\u8f93\u654f\u611f\u4fe1\u606f\u3002<\/p>\n

\u00a0<\/p>\n

**\u6570\u636e\u7c7b\u578b**<\/p>\n

\u00a0<\/p>\n

– **GET**: \u53c2\u6570\u4ec5\u652f\u6301ASCII\u5b57\u7b26，\u957f\u5ea6\u9650\u5236（\u901a\u5e38\u5728\u51e0\u5343\u5b57\u8282\u4ee5\u5185），\u4e0d\u9002\u5408\u4f20\u8f93\u5927\u6570\u636e\u3002<\/p>\n

– **POST**: \u65e0\u6570\u636e\u7c7b\u578b\u9650\u5236，\u9002\u5408\u4f20\u8f93\u5927\u6570\u636e\u548c\u590d\u6742\u6570\u636e\u7c7b\u578b（\u5982\u6587\u4ef6\u4e0a\u4f20）\u3002<\/p>\n

\u00a0<\/p>\n

**\u5e42\u7b49\u6027（ \u5e42\u7b49\u6027\u6307\u7684\u662f\u540c\u4e00\u8bf7\u6c42\u7684\u91cd\u590d\u6267\u884c\u4e0d\u4f1a\u4ea7\u751f\u4e0d\u540c\u7684\u7ed3\u679c）**<\/p>\n

\u00a0<\/p>\n

– **GET**: \u5e42\u7b49，\u591a\u6b21\u8bf7\u6c42\u540c\u4e00URL\u8fd4\u56de\u76f8\u540c\u7ed3\u679c\u3002<\/p>\n

– **POST**: \u975e\u5e42\u7b49，\u591a\u6b21\u8bf7\u6c42\u53ef\u80fd\u4ea7\u751f\u4e0d\u540c\u7684\u7ed3\u679c（\u5982\u63d0\u4ea4\u8ba2\u5355）\u3002<\/p>\n

\u00a0<\/p>\n

**\u7f13\u5b58\u5904\u7406**<\/p>\n

\u00a0<\/p>\n

– **GET**: \u53ef\u4ee5\u88ab\u7f13\u5b58，\u6d4f\u89c8\u5668\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u7f13\u5b58\u6570\u636e\u3002<\/p>\n

– **POST**: \u9ed8\u8ba4\u4e0d\u4f1a\u88ab\u7f13\u5b58，\u9700\u8981\u670d\u52a1\u5668\u6307\u5b9a\u7f13\u5b58\u7b56\u7565\u3002<\/p>\n

\u00a0<\/p>\n

**\u4f7f\u7528\u573a\u666f**<\/p>\n

\u00a0<\/p>\n

– **GET**: \u7528\u4e8e\u8bf7\u6c42\u6570\u636e\u3001\u67e5\u8be2\u64cd\u4f5c，\u5bf9\u8bf7\u6c42\u7ed3\u679c\u7684\u5e42\u7b49\u6027\u8981\u6c42\u8f83\u9ad8\u7684\u573a\u666f\u3002<\/p>\n

– **POST**: \u7528\u4e8e\u63d0\u4ea4\u8868\u5355\u3001\u4e0a\u4f20\u6587\u4ef6\u3001\u8fdb\u884c\u72b6\u6001\u53d8\u66f4\u7b49\u9700\u8981\u53d1\u9001\u6570\u636e\u7684\u573a\u666f\u3002<\/p>\n

\u00a0<\/p>\n

### \u4ec0\u4e48\u662f\u8de8\u57df，\u4ec0\u4e48\u60c5\u51b5\u4e0b\u4f1a\u53d1\u751f\u8de8\u57df，\u6709\u4ec0\u4e48\u89e3\u51b3\u529e\u6cd5<\/p>\n

\u00a0<\/p>\n

\u8de8\u57df\u6307\u7684\u662f\u5728\u6d4f\u89c8\u5668\u4e2d\u8fd0\u884c\u7684\u811a\u672c\u8bd5\u56fe\u8bbf\u95ee\u4e0d\u540c\u6e90（\u5373\u4e0d\u540c\u7684\u57df\u3001\u534f\u8bae\u6216\u7aef\u53e3）\u7684\u8d44\u6e90\u65f6\u6240\u9047\u5230\u7684\u5b89\u5168\u9650\u5236\u95ee\u9898\u3002\u5177\u4f53\u6765\u8bf4，\u6d4f\u89c8\u5668\u51fa\u4e8e\u5b89\u5168\u8003\u8651，\u9650\u5236\u4e86\u6765\u81ea\u4e0d\u540c\u6e90\u7684\u9875\u9762\u95f4\u7684\u4e92\u64cd\u4f5c\u6027，\u9632\u6b62\u6076\u610f\u7f51\u7ad9\u5229\u7528\u7528\u6237\u767b\u5f55\u72b6\u6001\u7b49\u8fdb\u884c\u8de8\u7ad9\u653b\u51fb\u3002<\/p>\n

\u00a0<\/p>\n

\u8de8\u57df\u95ee\u9898\u901a\u5e38\u5728\u4ee5\u4e0b\u60c5\u51b5\u4e0b\u4f1a\u51fa\u73b0：<\/p>\n

\u00a0<\/p>\n

1. **\u4e0d\u540c\u7684\u534f\u8bae**：\u6bd4\u5982\u4ece `http:\/\/example.com` \u53d1\u9001\u8bf7\u6c42\u5230 `https:\/\/api.example.com`\u3002<\/p>\n

2. **\u4e0d\u540c\u7684\u57df\u540d**：\u6bd4\u5982\u4ece `http:\/\/example.com` \u53d1\u9001\u8bf7\u6c42\u5230 `http:\/\/api.anotherdomain.com`\u3002<\/p>\n

3. **\u4e0d\u540c\u7684\u7aef\u53e3**：\u6bd4\u5982\u4ece `http:\/\/example.com:3000` \u53d1\u9001\u8bf7\u6c42\u5230 `http:\/\/example.com:4000`\u3002<\/p>\n

\u00a0<\/p>\n

\u89e3\u51b3\u65b9\u6848：<\/p>\n

\u00a0<\/p>\n

**CORS（\u8de8\u57df\u8d44\u6e90\u5171\u4eab）**：<\/p>\n

\u00a0<\/p>\n

– **\u670d\u52a1\u5668\u7aef\u8bbe\u7f6e\u54cd\u5e94\u5934**：\u5728\u670d\u52a1\u7aef\u7684\u54cd\u5e94\u4e2d\u6dfb\u52a0 `Access-Control-Allow-Origin` \u5934\u90e8，\u6307\u5b9a\u5141\u8bb8\u8bbf\u95ee\u7684\u6e90\u3002\u4f8b\u5982：`Access-Control-Allow-Origin: *` \u8868\u793a\u5141\u8bb8\u6240\u6709\u6e90\u8bbf\u95ee\u3002<\/p>\n

\u00a0<\/p>\n

**JSONP（JSON with Padding）**：<\/p>\n

\u00a0<\/p>\n

– JSONP \u662f\u4e00\u79cd\u901a\u8fc7\u52a8\u6001\u521b\u5efa `<script>` \u6807\u7b7e\u6765\u52a0\u8f7d\u5305\u542b JSON \u6570\u636e\u7684\u54cd\u5e94\u7684\u65b9\u6cd5\u3002\u7531\u4e8e `<script>` \u6807\u7b7e**\u4e0d\u53d7\u540c\u6e90\u7b56\u7565\u9650\u5236**，\u53ef\u4ee5\u7528\u6765\u7ed5\u8fc7\u8de8\u57df\u95ee\u9898\u3002\u4e0d\u8fc7\u4f7f\u7528 JSONP \u9700\u8981\u6ce8\u610f\u5b89\u5168\u6027\u95ee\u9898\u548c\u4ec5\u9002\u7528\u4e8e GET \u8bf7\u6c42\u7684\u9650\u5236\u3002<\/p>\n

\u00a0<\/p>\n

**Nginx\u4ee3\u7406**：<\/p>\n

\u00a0<\/p>\n

– \u4f7f\u7528Nginx\u4f5c\u4e3a\u4ee3\u7406\u670d\u52a1\u5668\u548c\u7528\u6237\u4ea4\u4e92，\u7528\u6237\u5c31\u53ea\u9700\u8981\u572880\u7aef\u53e3\u4e0a\u8fdb\u884c\u4ea4\u4e92\u5c31\u53ef\u4ee5\u4e86，\u8fd9\u6837\u5c31\u907f\u514d\u4e86\u8de8\u57df\u95ee\u9898\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u6587\u7ae0\u6d4f\u89c8\u9605\u8bfb982\u6b21\uff0c\u70b9\u8d5e7\u6b21\uff0c\u6536\u85cf12\u6b21\u3002**\u670d\u52a1\u5668\u7aef\u8bbe\u7f6e\u54cd\u5e94\u5934**\uff1a\u5728\u670d\u52a1\u7aef\u7684\u54cd\u5e94\u4e2d\u6dfb\u52a0 `Access-Control-Allow-Origin` \u5934\u90e8\uff0c\u6307\u5b9a\u5141\u8bb8\u8bbf\u95ee\u7684\u6e90\u3002- **\u9012\u5f52\u67e5\u8be2\u4e2d\u7684\u7f13\u5b58**\uff1a\u9012\u5f52DNS\u670d\u52a1\u5668\u4f1a\u7f13\u5b58\u67e5\u8be2\u7ed3\u679c\uff0c\u8fd9\u610f\u5473\u7740\u540e\u7eed\u76f8\u540c\u7684\u67e5\u8be2\u8bf7\u6c42\u53ef\u4ee5\u76f4\u63a5\u4ece\u7f13\u5b58\u4e2d\u83b7\u53d6\uff0c\u65e0\u9700\u518d\u6b21\u8fdb\u884c\u5168\u7a0b\u67e5\u8be2\uff0c\u663e\u8457\u51cf\u5c11\u67e5\u8be2\u65f6\u95f4\u548c\u8d1f\u8f7d\u30023. **\u4e0d\u540c\u7684\u7aef\u53e3**\uff1a\u6bd4\u5982\u4ece `http:\/\/example.com:3000` \u53d1\u9001\u8bf7\u6c42\u5230 `http:\/\/example.com:4000`\u3002- **\u5b89\u5168\u6027**\uff1a\u5206\u5c42\u67e5\u8be2\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7edf\u7684\u5b89\u5168\u6027\u548c\u6297\u653b\u51fb\u80fd\u529b\u3002_dns\u67e5\u8be2\u6d41\u7a0b<\/p>\n","protected":false},"author":2,"featured_media":9740,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[211],"topic":[],"class_list":["post-9742","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-211"],"yoast_head":"\nDNS\u67e5\u8be2\u670d\u52a1\u5668\u7684\u5168\u6d41\u7a0b\u89e3\u6790 - 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