{"id":8201,"date":"2024-01-03T17:41:27","date_gmt":"2024-01-03T09:41:27","guid":{"rendered":"https:\/\/egonlin.com\/?p=8201"},"modified":"2024-04-14T11:05:26","modified_gmt":"2024-04-14T03:05:26","slug":"%e7%bd%91%e7%bb%9c%e5%9f%ba%e7%a1%80%e4%b9%8b%e7%bd%91%e7%bb%9c%e5%8d%8f%e8%ae%ae%e7%af%87","status":"publish","type":"post","link":"https:\/\/egonlin.com\/?p=8201","title":{"rendered":"\u7f51\u7edc\u57fa\u7840\u4e4b\u7f51\u7edc\u534f\u8bae\u7bc7"},"content":{"rendered":"<h1>\u4e00.\u64cd\u4f5c\u7cfb\u7edf\u57fa\u7840<\/h1>\n<p>\u64cd\u4f5c\u7cfb\u7edf:(Operating System\uff0c\u7b80\u79f0OS)\u662f\u7ba1\u7406\u548c\u63a7\u5236\u8ba1\u7b97\u673a\u786c\u4ef6\u4e0e\u8f6f\u4ef6\u8d44\u6e90\u7684\u8ba1\u7b97\u673a\u7a0b\u5e8f\uff0c\u662f\u76f4\u63a5\u8fd0\u884c\u5728\u201c\u88f8\u673a\u201d\u4e0a\u7684\u6700\u57fa\u672c\u7684\u7cfb\u7edf\u8f6f\u4ef6\uff0c\u4efb\u4f55\u5176\u4ed6\u8f6f\u4ef6\u90fd\u5fc5\u987b\u5728\u64cd\u4f5c\u7cfb\u7edf\u7684\u652f\u6301\u4e0b\u624d\u80fd\u8fd0\u884c\u3002<\/p>\n<p>\u6ce8\uff1a\u8ba1\u7b97\u673a(\u786c\u4ef6)\uff0d&gt;os\uff0d&gt;\u5e94\u7528\u8f6f\u4ef6<\/p>\n<h1>\u4e8c.\u7f51\u7edc\u901a\u4fe1\u539f\u7406<\/h1>\n<h2>2.1 \u4e92\u8054\u7f51\u7684\u672c\u8d28\u5c31\u662f\u4e00\u7cfb\u5217\u7684\u7f51\u7edc\u534f\u8bae<\/h2>\n<p>\u4e00\u53f0\u786c\u8bbe\u6709\u4e86\u64cd\u4f5c\u7cfb\u7edf\uff0c\u7136\u540e\u88c5\u4e0a\u8f6f\u4ef6\u4f60\u5c31\u53ef\u4ee5\u6b63\u5e38\u4f7f\u7528\u4e86\uff0c\u7136\u800c\u4f60\u4e5f\u53ea\u80fd\u81ea\u5df1\u4f7f\u7528<\/p>\n<p>\u50cf\u8fd9\u6837\uff0c\u6bcf\u4e2a\u4eba\u90fd\u62e5\u6709\u4e00\u53f0\u81ea\u5df1\u7684\u673a\u5668\uff0c\u7136\u800c\u5f7c\u6b64\u5b64\u7acb<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704273960569.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704273960569.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\n\u5982\u4f55\u80fd\u5927\u5bb6\u4e00\u8d77\u73a9\u800d<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704273971605.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704273971605.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\n\u7136\u800cinternet\u4e3a\u4f55\u7269\uff1f<\/p>\n<p>\u5176\u5b9e\u4e24\u53f0\u8ba1\u7b97\u673a\u4e4b\u95f4\u901a\u4fe1\u4e0e\u4e24\u4e2a\u4eba\u6253\u7535\u8bdd\u4e4b\u95f4\u901a\u4fe1\u7684\u539f\u7406\u662f\u4e00\u6837\u7684\uff08\u4e2d\u56fd\u6709\u5f88\u591a\u5730\u533a\uff0c\u4e0d\u540c\u7684\u5730\u533a\u6709\u4e0d\u540c\u7684\u65b9\u8a00\uff0c\u4e3a\u4e86\u5168\u4e2d\u56fd\u4eba\u90fd\u53ef\u4ee5\u542c\u61c2\uff0c\u5927\u5bb6\u7edf\u4e00\u8bb2\u666e\u901a\u8bdd\uff09<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704273979136.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704273979136.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\n\u666e\u901a\u8bdd\u5c5e\u4e8e\u4e2d\u56fd\u56fd\u5185\u4eba\u4e0e\u4eba\u4e4b\u95f4\u901a\u4fe1\u7684\u6807\u51c6\uff0c\u90a3\u5982\u679c\u662f\u4e24\u4e2a\u56fd\u5bb6\u7684\u4eba\u4ea4\u6d41\u5462\uff1f<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704273991002.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704273991002.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\n\u95ee\u9898\u662f\uff0c\u4f60\u4e0d\u53ef\u80fd\u8981\u6c42\u4e00\u4e2a\u4eba\uff0f\u8ba1\u7b97\u673a\u638c\u63e1\u5168\u4e16\u754c\u7684\u8bed\u8a00\uff0f\u6807\u51c6\uff0c\u4e8e\u662f\u6709\u4e86\u4e16\u754c\u7edf\u4e00\u7684\u901a\u4fe1\u6807\u51c6\uff1a\u82f1\u8bed<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274002630.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274002630.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\n\u7ed3\u8bba\uff1a\u82f1\u8bed\u6210\u4e3a\u4e16\u754c\u4e0a\u6240\u6709\u4eba\u901a\u4fe1\u7684\u7edf\u4e00\u6807\u51c6\uff0c\u5982\u679c\u628a\u8ba1\u7b97\u673a\u770b\u6210\u5206\u5e03\u4e8e\u4e16\u754c\u5404\u5730\u7684\u4eba\uff0c\u90a3\u4e48\u8fde\u63a5\u4e24\u53f0\u8ba1\u7b97\u673a\u4e4b\u95f4\u7684internet\u5b9e\u9645\u4e0a\u5c31\u662f<\/p>\n<p>\u4e00\u7cfb\u5217\u7edf\u4e00\u7684\u6807\u51c6\uff0c\u8fd9\u4e9b\u6807\u51c6\u79f0\u4e4b\u4e3a\u4e92\u8054\u7f51\u534f\u8bae\uff0c\u4e92\u8054\u7f51\u7684\u672c\u8d28\u5c31\u662f\u4e00\u7cfb\u5217\u7684\u534f\u8bae\uff0c\u603b\u79f0\u4e3a\u2018\u4e92\u8054\u7f51\u534f\u8bae\u2019\uff08Internet Protocol Suite).<\/p>\n<p>\u4e92\u8054\u7f51\u534f\u8bae\u7684\u529f\u80fd\uff1a\u5b9a\u4e49\u8ba1\u7b97\u673a\u5982\u4f55\u63a5\u5165internet\uff0c\u4ee5\u53ca\u63a5\u5165internet\u7684\u8ba1\u7b97\u673a\u901a\u4fe1\u7684\u6807\u51c6\u3002<\/p>\n<h2>2.2 osi\u4e03\u5c42\u534f\u8bae<\/h2>\n<p>\u4e92\u8054\u7f51\u534f\u8bae\u6309\u7167\u529f\u80fd\u4e0d\u540c\u5206\u4e3aosi\u4e03\u5c42\u6216tcp\/ip\u4e94\u5c42\u6216tcp\/ip\u56db\u5c42<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274030771.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274030771.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\n\u6bcf\u5c42\u8fd0\u884c\u5e38\u89c1\u7269\u7406\u8bbe\u5907<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274041101.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274041101.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\nOSI\u4e03\u5c42\u534f\u8bae\u6570\u636e\u4f20\u8f93\u7684\u5c01\u5305\u4e0e\u89e3\u5305\u8fc7\u7a0b<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/fengjiebao.gif'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/fengjiebao.gif\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><\/p>\n<h2>2.3 tcp\/ip\u4e94\u5c42\u6a21\u578b\u8bb2\u89e3<\/h2>\n<p>\u6211\u4eec\u5c06\u5e94\u7528\u5c42\uff0c\u8868\u793a\u5c42\uff0c\u4f1a\u8bdd\u5c42\u5e76\u4f5c\u5e94\u7528\u5c42\uff0c\u4ecetcp\uff0fip\u4e94\u5c42\u534f\u8bae\u7684\u89d2\u5ea6\u6765\u9610\u8ff0\u6bcf\u5c42\u7684\u7531\u6765\u4e0e\u529f\u80fd\uff0c\u641e\u6e05\u695a\u4e86\u6bcf\u5c42\u7684\u4e3b\u8981\u534f\u8bae<br \/>\n\u5c31\u7406\u89e3\u4e86\u6574\u4e2a\u4e92\u8054\u7f51\u901a\u4fe1\u7684\u539f\u7406\u3002<\/p>\n<p>\u9996\u5148\uff0c\u7528\u6237\u611f\u77e5\u5230\u7684\u53ea\u662f\u6700\u4e0a\u9762\u4e00\u5c42\u5e94\u7528\u5c42\uff0c\u81ea\u4e0a\u800c\u4e0b\u6bcf\u5c42\u90fd\u4f9d\u8d56\u4e8e\u4e0b\u4e00\u5c42\uff0c\u6240\u4ee5\u6211\u4eec\u4ece\u6700\u4e0b\u4e00\u5c42\u5f00\u59cb\u5207\u5165\uff0c\u6bd4\u8f83\u597d\u7406\u89e3<br \/>\n\u6bcf\u5c42\u90fd\u8fd0\u884c\u7279\u5b9a\u7684\u534f\u8bae\uff0c\u8d8a\u5f80\u4e0a\u8d8a\u9760\u8fd1\u7528\u6237\uff0c\u8d8a\u5f80\u4e0b\u8d8a\u9760\u8fd1\u786c\u4ef6<\/p>\n<h3>2.3.1 \u7269\u7406\u5c42<\/h3>\n<p>\u7269\u7406\u5c42\u7531\u6765\uff1a\u4e0a\u9762\u63d0\u5230\uff0c\u5b64\u7acb\u7684\u8ba1\u7b97\u673a\u4e4b\u95f4\u8981\u60f3\u4e00\u8d77\u73a9\uff0c\u5c31\u5fc5\u987b\u63a5\u5165internet\uff0c\u8a00\u5916\u4e4b\u610f\u5c31\u662f\u8ba1\u7b97\u673a\u4e4b\u95f4\u5fc5\u987b\u5b8c\u6210\u7ec4\u7f51<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274230576.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274230576.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\n\u7269\u7406\u5c42\u529f\u80fd\uff1a\u4e3b\u8981\u662f\u57fa\u4e8e\u7535\u5668\u7279\u6027\u53d1\u9001\u9ad8\u4f4e\u7535\u538b(\u7535\u4fe1\u53f7)\uff0c\u9ad8\u7535\u538b\u5bf9\u5e94\u6570\u5b571\uff0c\u4f4e\u7535\u538b\u5bf9\u5e94\u6570\u5b570<\/p>\n<h3>2.3.2 \u6570\u636e\u94fe\u8def\u5c42<\/h3>\n<p>\u6570\u636e\u94fe\u8def\u5c42\u7531\u6765\uff1a\u5355\u7eaf\u7684\u7535\u4fe1\u53f70\u548c1\u6ca1\u6709\u4efb\u4f55\u610f\u4e49\uff0c\u5fc5\u987b\u89c4\u5b9a\u7535\u4fe1\u53f7\u591a\u5c11\u4f4d\u4e00\u7ec4\uff0c\u6bcf\u7ec4\u4ec0\u4e48\u610f\u601d<\/p>\n<p>\u6570\u636e\u94fe\u8def\u5c42\u7684\u529f\u80fd\uff1a\u5b9a\u4e49\u4e86\u7535\u4fe1\u53f7\u7684\u5206\u7ec4\u65b9\u5f0f<\/p>\n<p>\u4ee5\u592a\u7f51\u534f\u8bae\uff1a<\/p>\n<p>\u65e9\u671f\u7684\u65f6\u5019\u5404\u4e2a\u516c\u53f8\u90fd\u6709\u81ea\u5df1\u7684\u5206\u7ec4\u65b9\u5f0f\uff0c\u540e\u6765\u5f62\u6210\u4e86\u7edf\u4e00\u7684\u6807\u51c6\uff0c\u5373\u4ee5\u592a\u7f51\u534f\u8baeethernet<\/p>\n<p>ethernet\u89c4\u5b9a<\/p>\n<p>\u4e00\u7ec4\u7535\u4fe1\u53f7\u6784\u6210\u4e00\u4e2a\u6570\u636e\u5305\uff0c\u53eb\u505a\u2018\u5e27\u2019<br \/>\n\u6bcf\u4e00\u6570\u636e\u5e27\u5206\u6210\uff1a\u62a5\u5934head\u548c\u6570\u636edata\u4e24\u90e8\u5206<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274342861.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274342861.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><\/p>\n<p>head\u5305\u542b\uff1a(\u56fa\u5b9a18\u4e2a\u5b57\u8282)<\/p>\n<p>\u53d1\u9001\u8005\uff0f\u6e90\u5730\u5740\uff0c6\u4e2a\u5b57\u8282<br \/>\n\u63a5\u6536\u8005\uff0f\u76ee\u6807\u5730\u5740\uff0c6\u4e2a\u5b57\u8282<br \/>\n\u6570\u636e\u7c7b\u578b\uff0c6\u4e2a\u5b57\u8282<br \/>\ndata\u5305\u542b\uff1a(\u6700\u77ed46\u5b57\u8282\uff0c\u6700\u957f1500\u5b57\u8282)<\/p>\n<p>\u6570\u636e\u5305\u7684\u5177\u4f53\u5185\u5bb9<br \/>\nhead\u957f\u5ea6\uff0bdata\u957f\u5ea6\uff1d\u6700\u77ed64\u5b57\u8282\uff0c\u6700\u957f1518\u5b57\u8282\uff0c\u8d85\u8fc7\u6700\u5927\u9650\u5236\u5c31\u5206\u7247\u53d1\u9001<\/p>\n<p>mac\u5730\u5740\uff1a<br \/>\nhead\u4e2d\u5305\u542b\u7684\u6e90\u548c\u76ee\u6807\u5730\u5740\u7531\u6765\uff1aethernet\u89c4\u5b9a\u63a5\u5165internet\u7684\u8bbe\u5907\u90fd\u5fc5\u987b\u5177\u5907\u7f51\u5361\uff0c\u53d1\u9001\u7aef\u548c\u63a5\u6536\u7aef\u7684\u5730\u5740\u4fbf\u662f\u6307\u7f51\u5361\u7684\u5730\u5740\uff0c\u5373mac\u5730\u5740<\/p>\n<p>mac\u5730\u5740\uff1a\u6bcf\u5757\u7f51\u5361\u51fa\u5382\u65f6\u90fd\u88ab\u70e7\u5236\u4e0a\u4e00\u4e2a\u4e16\u754c\u552f\u4e00\u7684mac\u5730\u5740\uff0c\u957f\u5ea6\u4e3a48\u4f4d2\u8fdb\u5236\uff0c\u901a\u5e38\u753112\u4f4d16\u8fdb\u5236\u6570\u8868\u793a\uff08\u524d\u516d\u4f4d\u662f\u5382\u5546\u7f16\u53f7\uff0c\u540e\u516d\u4f4d\u662f\u6d41\u6c34\u7ebf\u53f7\uff09<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274361643.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274361643.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><\/p>\n<p>\u5e7f\u64ad\uff1a<br \/>\n\u6709\u4e86mac\u5730\u5740\uff0c\u540c\u4e00\u7f51\u7edc\u5185\u7684\u4e24\u53f0\u4e3b\u673a\u5c31\u53ef\u4ee5\u901a\u4fe1\u4e86\uff08\u4e00\u53f0\u4e3b\u673a\u901a\u8fc7arp\u534f\u8bae\u83b7\u53d6\u53e6\u5916\u4e00\u53f0\u4e3b\u673a\u7684mac\u5730\u5740\uff09<br \/>\nethernet\u91c7\u7528\u6700\u539f\u59cb\u7684\u65b9\u5f0f\uff0c\u5e7f\u64ad\u7684\u65b9\u5f0f\u8fdb\u884c\u901a\u4fe1\uff0c\u5373\u8ba1\u7b97\u673a\u901a\u4fe1\u57fa\u672c\u9760\u543c<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274376115.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274376115.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><\/p>\n<h3>2.3.3 \u7f51\u7edc\u5c42<\/h3>\n<pre><code>ip\u76f8\u5173\u5730\u5740\u8ba1\u7b97\u5de5\u5177\uff1ahttps:\/\/ipjisuanqi.com\/<\/code><\/pre>\n<p>\u7f51\u7edc\u5c42\u7531\u6765\uff1a\u6709\u4e86ethernet\u3001mac\u5730\u5740\u3001\u5e7f\u64ad\u7684\u53d1\u9001\u65b9\u5f0f\uff0c\u4e16\u754c\u4e0a\u7684\u8ba1\u7b97\u673a\u5c31\u53ef\u4ee5\u5f7c\u6b64\u901a\u4fe1\u4e86\uff0c\u95ee\u9898\u662f\u4e16\u754c\u8303\u56f4\u7684\u4e92\u8054\u7f51\u662f\u7531<\/p>\n<p>\u4e00\u4e2a\u4e2a\u5f7c\u6b64\u9694\u79bb\u7684\u5c0f\u7684\u5c40\u57df\u7f51\u7ec4\u6210\u7684\uff0c\u90a3\u4e48\u5982\u679c\u6240\u6709\u7684\u901a\u4fe1\u90fd\u91c7\u7528\u4ee5\u592a\u7f51\u7684\u5e7f\u64ad\u65b9\u5f0f\uff0c\u90a3\u4e48\u4e00\u53f0\u673a\u5668\u53d1\u9001\u7684\u5305\u5168\u4e16\u754c\u90fd\u4f1a\u6536\u5230\uff0c<\/p>\n<p>\u8fd9\u5c31\u4e0d\u4ec5\u4ec5\u662f\u6548\u7387\u4f4e\u7684\u95ee\u9898\u4e86\uff0c\u8fd9\u4f1a\u662f\u4e00\u79cd\u707e\u96be<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274388971.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274388971.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\n\u4e0a\u56fe\u7ed3\u8bba\uff1a\u5fc5\u987b\u627e\u51fa\u4e00\u79cd\u65b9\u6cd5\u6765\u533a\u5206\u54ea\u4e9b\u8ba1\u7b97\u673a\u5c5e\u4e8e\u540c\u4e00\u5e7f\u64ad\u57df\uff0c\u54ea\u4e9b\u4e0d\u662f\uff0c\u5982\u679c\u662f\u5c31\u91c7\u7528\u5e7f\u64ad\u7684\u65b9\u5f0f\u53d1\u9001\uff0c\u5982\u679c\u4e0d\u662f\uff0c<\/p>\n<p>\u5c31\u91c7\u7528\u8def\u7531\u7684\u65b9\u5f0f\uff08\u5411\u4e0d\u540c\u5e7f\u64ad\u57df\uff0f\u5b50\u7f51\u5206\u53d1\u6570\u636e\u5305\uff09\uff0cmac\u5730\u5740\u662f\u65e0\u6cd5\u533a\u5206\u7684\uff0c\u5b83\u53ea\u8ddf\u5382\u5546\u6709\u5173<\/p>\n<p>\u7f51\u7edc\u5c42\u529f\u80fd\uff1a\u5f15\u5165\u4e00\u5957\u65b0\u7684\u5730\u5740\u7528\u6765\u533a\u5206\u4e0d\u540c\u7684\u5e7f\u64ad\u57df\uff0f\u5b50\u7f51\uff0c\u8fd9\u5957\u5730\u5740\u5373\u7f51\u7edc\u5730\u5740<\/p>\n<p>IP\u534f\u8bae\uff1a<\/p>\n<p>\u89c4\u5b9a\u7f51\u7edc\u5730\u5740\u7684\u534f\u8bae\u53ebip\u534f\u8bae\uff0c\u5b83\u5b9a\u4e49\u7684\u5730\u5740\u79f0\u4e4b\u4e3aip\u5730\u5740\uff0c\u5e7f\u6cdb\u91c7\u7528\u7684v4\u7248\u672c\u5373ipv4\uff0c\u5b83\u89c4\u5b9a\u7f51\u7edc\u5730\u5740\u753132\u4f4d2\u8fdb\u5236\u8868\u793a<br \/>\n\u8303\u56f40.0.0.0-255.255.255.255<br \/>\n\u4e00\u4e2aip\u5730\u5740\u901a\u5e38\u5199\u6210\u56db\u6bb5\u5341\u8fdb\u5236\u6570\uff0c\u4f8b\uff1a172.16.10.1<br \/>\nip\u5730\u5740\u5206\u6210\u4e24\u90e8\u5206<\/p>\n<p>\u7f51\u7edc\u90e8\u5206\uff1a\u6807\u8bc6\u5b50\u7f51<br \/>\n\u4e3b\u673a\u90e8\u5206\uff1a\u6807\u8bc6\u4e3b\u673a<br \/>\n\u6ce8\u610f\uff1a\u5355\u7eaf\u7684ip\u5730\u5740\u6bb5\u53ea\u662f\u6807\u8bc6\u4e86ip\u5730\u5740\u7684\u79cd\u7c7b\uff0c\u4ece\u7f51\u7edc\u90e8\u5206\u6216\u4e3b\u673a\u90e8\u5206\u90fd\u65e0\u6cd5\u8fa8\u8bc6\u4e00\u4e2aip\u6240\u5904\u7684\u5b50\u7f51<\/p>\n<p>\u4f8b\uff1a172.16.10.1\u4e0e172.16.10.2\u5e76\u4e0d\u80fd\u786e\u5b9a\u4e8c\u8005\u5904\u4e8e\u540c\u4e00\u5b50\u7f51<\/p>\n<p>\u5b50\u7f51\u63a9\u7801<\/p>\n<p>\u6240\u8c13\u201d\u5b50\u7f51\u63a9\u7801\u201d\uff0c\u5c31\u662f\u8868\u793a\u5b50\u7f51\u7edc\u7279\u5f81\u7684\u4e00\u4e2a\u53c2\u6570\u3002\u5b83\u5728\u5f62\u5f0f\u4e0a\u7b49\u540c\u4e8eIP\u5730\u5740\uff0c\u4e5f\u662f\u4e00\u4e2a32\u4f4d\u4e8c\u8fdb\u5236\u6570\u5b57\uff0c\u5b83\u7684\u7f51\u7edc\u90e8\u5206\u5168\u90e8\u4e3a1\uff0c\u4e3b\u673a\u90e8\u5206\u5168\u90e8\u4e3a0\u3002\u6bd4\u5982\uff0cIP\u5730\u5740172.16.10.1\uff0c\u5982\u679c\u5df2\u77e5\u7f51\u7edc\u90e8\u5206\u662f\u524d24\u4f4d\uff0c\u4e3b\u673a\u90e8\u5206\u662f\u540e8\u4f4d\uff0c\u90a3\u4e48\u5b50\u7f51\u7edc\u63a9\u7801\u5c31\u662f11111111.11111111.11111111.00000000\uff0c\u5199\u6210\u5341\u8fdb\u5236\u5c31\u662f255.255.255.0\u3002<\/p>\n<p>\u77e5\u9053\u201d\u5b50\u7f51\u63a9\u7801\u201d\uff0c\u6211\u4eec\u5c31\u80fd\u5224\u65ad\uff0c\u4efb\u610f\u4e24\u4e2aIP\u5730\u5740\u662f\u5426\u5904\u5728\u540c\u4e00\u4e2a\u5b50\u7f51\u7edc\u3002\u65b9\u6cd5\u662f\u5c06\u4e24\u4e2aIP\u5730\u5740\u4e0e\u5b50\u7f51\u63a9\u7801\u5206\u522b\u8fdb\u884cAND\u8fd0\u7b97\uff08\u4e24\u4e2a\u6570\u4f4d\u90fd\u4e3a1\uff0c\u8fd0\u7b97\u7ed3\u679c\u4e3a1\uff0c\u5426\u5219\u4e3a0\uff09\uff0c\u7136\u540e\u6bd4\u8f83\u7ed3\u679c\u662f\u5426\u76f8\u540c\uff0c\u5982\u679c\u662f\u7684\u8bdd\uff0c\u5c31\u8868\u660e\u5b83\u4eec\u5728\u540c\u4e00\u4e2a\u5b50\u7f51\u7edc\u4e2d\uff0c\u5426\u5219\u5c31\u4e0d\u662f\u3002<\/p>\n<p>\u6bd4\u5982\uff0c\u5df2\u77e5IP\u5730\u5740172.16.10.1\u548c172.16.10.2\u7684\u5b50\u7f51\u63a9\u7801\u90fd\u662f255.255.255.0\uff0c\u8bf7\u95ee\u5b83\u4eec\u662f\u5426\u5728\u540c\u4e00\u4e2a\u5b50\u7f51\u7edc\uff1f\u4e24\u8005\u4e0e\u5b50\u7f51\u63a9\u7801\u5206\u522b\u8fdb\u884cAND\u8fd0\u7b97\uff0c<\/p>\n<p>172.16.10.1\uff1a10101100.00010000.00001010.000000001<\/p>\n<p>255255.255.255.0:11111111.11111111.11111111.00000000<\/p>\n<p>AND\u8fd0\u7b97\u5f97\u7f51\u7edc\u5730\u5740\u7ed3\u679c\uff1a10101100.00010000.00001010.000000001-&gt;172.16.10.0<\/p>\n<p>172.16.10.2\uff1a10101100.00010000.00001010.000000010<\/p>\n<p>255255.255.255.0:11111111.11111111.11111111.00000000<\/p>\n<p>AND\u8fd0\u7b97\u5f97\u7f51\u7edc\u5730\u5740\u7ed3\u679c\uff1a10101100.00010000.00001010.000000001-&gt;172.16.10.0<\/p>\n<p>\u7ed3\u679c\u90fd\u662f172.16.10.0\uff0c\u56e0\u6b64\u5b83\u4eec\u5728\u540c\u4e00\u4e2a\u5b50\u7f51\u7edc\u3002<\/p>\n<p>\u603b\u7ed3\u4e00\u4e0b\uff0cIP\u534f\u8bae\u7684\u4f5c\u7528\u4e3b\u8981\u6709\u4e24\u4e2a\uff0c\u4e00\u4e2a\u662f\u4e3a\u6bcf\u4e00\u53f0\u8ba1\u7b97\u673a\u5206\u914dIP\u5730\u5740\uff0c\u53e6\u4e00\u4e2a\u662f\u786e\u5b9a\u54ea\u4e9b\u5730\u5740\u5728\u540c\u4e00\u4e2a\u5b50\u7f51\u7edc\u3002<\/p>\n<p>ip\u6570\u636e\u5305<\/p>\n<p>ip\u6570\u636e\u5305\u4e5f\u5206\u4e3ahead\u548cdata\u90e8\u5206\uff0c\u65e0\u987b\u4e3aip\u5305\u5b9a\u4e49\u5355\u72ec\u7684\u680f\u4f4d\uff0c\u76f4\u63a5\u653e\u5165\u4ee5\u592a\u7f51\u5305\u7684data\u90e8\u5206<\/p>\n<p>head\uff1a\u957f\u5ea6\u4e3a20\u523060\u5b57\u8282<\/p>\n<p>data\uff1a\u6700\u957f\u4e3a65,515\u5b57\u8282\u3002<\/p>\n<p>\u800c\u4ee5\u592a\u7f51\u6570\u636e\u5305\u7684\u201d\u6570\u636e\u201d\u90e8\u5206\uff0c\u6700\u957f\u53ea\u67091500\u5b57\u8282\u3002\u56e0\u6b64\uff0c\u5982\u679cIP\u6570\u636e\u5305\u8d85\u8fc7\u4e861500\u5b57\u8282\uff0c\u5b83\u5c31\u9700\u8981\u5206\u5272\u6210\u51e0\u4e2a\u4ee5\u592a\u7f51\u6570\u636e\u5305\uff0c\u5206\u5f00\u53d1\u9001\u4e86\u3002<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274415513.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274415513.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274428535.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274428535.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274443814.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274443814.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><\/p>\n<h3>2.3.4 \u4f20\u8f93\u5c42<\/h3>\n<p>\u4f20\u8f93\u5c42\u7684\u7531\u6765\uff1a\u7f51\u7edc\u5c42\u7684ip\u5e2e\u6211\u4eec\u533a\u5206\u5b50\u7f51\uff0c\u4ee5\u592a\u7f51\u5c42\u7684mac\u5e2e\u6211\u4eec\u627e\u5230\u4e3b\u673a\uff0c\u7136\u540e\u5927\u5bb6\u4f7f\u7528\u7684\u90fd\u662f\u5e94\u7528\u7a0b\u5e8f\uff0c\u4f60\u7684\u7535\u8111\u4e0a\u53ef\u80fd\u540c\u65f6\u5f00\u542fqq\uff0c\u66b4\u98ce\u5f71\u97f3\uff0c\u7b49\u591a\u4e2a\u5e94\u7528\u7a0b\u5e8f\uff0c<\/p>\n<p>\u90a3\u4e48\u6211\u4eec\u901a\u8fc7ip\u548cmac\u627e\u5230\u4e86\u4e00\u53f0\u7279\u5b9a\u7684\u4e3b\u673a\uff0c\u5982\u4f55\u6807\u8bc6\u8fd9\u53f0\u4e3b\u673a\u4e0a\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u7b54\u6848\u5c31\u662f\u7aef\u53e3\uff0c\u7aef\u53e3\u5373\u5e94\u7528\u7a0b\u5e8f\u4e0e\u7f51\u5361\u5173\u8054\u7684\u7f16\u53f7\u3002<\/p>\n<p>\u4f20\u8f93\u5c42\u529f\u80fd\uff1a\u5efa\u7acb\u7aef\u53e3\u5230\u7aef\u53e3\u7684\u901a\u4fe1<\/p>\n<p>\u8865\u5145\uff1a\u7aef\u53e3\u8303\u56f40-65535\uff0c0-1023\u4e3a\u7cfb\u7edf\u5360\u7528\u7aef\u53e3<\/p>\n<p>tcp\u534f\u8bae\uff1a<\/p>\n<p>\u53ef\u9760\u4f20\u8f93\uff0cTCP\u6570\u636e\u5305\u6ca1\u6709\u957f\u5ea6\u9650\u5236\uff0c\u7406\u8bba\u4e0a\u53ef\u4ee5\u65e0\u9650\u957f\uff0c\u4f46\u662f\u4e3a\u4e86\u4fdd\u8bc1\u7f51\u7edc\u7684\u6548\u7387\uff0c\u901a\u5e38TCP\u6570\u636e\u5305\u7684\u957f\u5ea6\u4e0d\u4f1a\u8d85\u8fc7IP\u6570\u636e\u5305\u7684\u957f\u5ea6\uff0c\u4ee5\u786e\u4fdd\u5355\u4e2aTCP\u6570\u636e\u5305\u4e0d\u5fc5\u518d\u5206\u5272\u3002<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274465372.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274465372.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\nudp\u534f\u8bae\uff1a<\/p>\n<p>\u4e0d\u53ef\u9760\u4f20\u8f93\uff0c\u201d\u62a5\u5934\u201d\u90e8\u5206\u4e00\u5171\u53ea\u67098\u4e2a\u5b57\u8282\uff0c\u603b\u957f\u5ea6\u4e0d\u8d85\u8fc765,535\u5b57\u8282\uff0c\u6b63\u597d\u653e\u8fdb\u4e00\u4e2aIP\u6570\u636e\u5305\u3002<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274486112.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274486112.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\ntcp\u62a5\u6587<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274494979.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274494979.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\ntcp\u4e09\u6b21\u63e1\u624b\u548c\u56db\u6b21\u6325\u624b<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274503829.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274503829.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><\/p>\n<h3>2.3.5 \u5e94\u7528\u5c42<\/h3>\n<p>\u5e94\u7528\u5c42\u7531\u6765\uff1a\u7528\u6237\u4f7f\u7528\u7684\u90fd\u662f\u5e94\u7528\u7a0b\u5e8f\uff0c\u5747\u5de5\u4f5c\u4e8e\u5e94\u7528\u5c42\uff0c\u4e92\u8054\u7f51\u662f\u5f00\u53d1\u7684\uff0c\u5927\u5bb6\u90fd\u53ef\u4ee5\u5f00\u53d1\u81ea\u5df1\u7684\u5e94\u7528\u7a0b\u5e8f\uff0c\u6570\u636e\u591a\u79cd\u591a\u6837\uff0c\u5fc5\u987b\u89c4\u5b9a\u597d\u6570\u636e\u7684\u7ec4\u7ec7\u5f62\u5f0f<\/p>\n<p>\u5e94\u7528\u5c42\u529f\u80fd\uff1a\u89c4\u5b9a\u5e94\u7528\u7a0b\u5e8f\u7684\u6570\u636e\u683c\u5f0f\u3002<\/p>\n<p>\u4f8b\uff1aTCP\u534f\u8bae\u53ef\u4ee5\u4e3a\u5404\u79cd\u5404\u6837\u7684\u7a0b\u5e8f\u4f20\u9012\u6570\u636e\uff0c\u6bd4\u5982Email\u3001WWW\u3001FTP\u7b49\u7b49\u3002\u90a3\u4e48\uff0c\u5fc5\u987b\u6709\u4e0d\u540c\u534f\u8bae\u89c4\u5b9a\u7535\u5b50\u90ae\u4ef6\u3001\u7f51\u9875\u3001FTP\u6570\u636e\u7684\u683c\u5f0f\uff0c\u8fd9\u4e9b\u5e94\u7528\u7a0b\u5e8f\u534f\u8bae\u5c31\u6784\u6210\u4e86\u201d\u5e94\u7528\u5c42\u201d\u3002<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274513801.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274513801.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><\/p>\n<h3>2.3.6 socket<\/h3>\n<p>\u6211\u4eec\u77e5\u9053\u4e24\u4e2a\u8fdb\u7a0b\u5982\u679c\u9700\u8981\u8fdb\u884c\u901a\u8baf\u6700\u57fa\u672c\u7684\u4e00\u4e2a\u524d\u63d0\u80fd\u80fd\u591f\u552f\u4e00\u7684\u6807\u793a\u4e00\u4e2a\u8fdb\u7a0b\uff0c\u5728\u672c\u5730\u8fdb\u7a0b\u901a\u8baf\u4e2d\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528PID\u6765\u552f\u4e00\u6807\u793a\u4e00\u4e2a\u8fdb\u7a0b\uff0c\u4f46PID\u53ea\u5728\u672c\u5730\u552f\u4e00\uff0c\u7f51\u7edc\u4e2d\u7684\u4e24\u4e2a\u8fdb\u7a0bPID\u51b2\u7a81\u51e0\u7387\u5f88\u5927\uff0c\u8fd9\u65f6\u5019\u6211\u4eec\u9700\u8981\u53e6\u8f9f\u5b83\u5f84\u4e86\uff0c\u6211\u4eec\u77e5\u9053IP\u5c42\u7684ip\u5730\u5740\u53ef\u4ee5\u552f\u4e00\u6807\u793a\u4e3b\u673a\uff0c\u800cTCP\u5c42\u534f\u8bae\u548c\u7aef\u53e3\u53f7\u53ef\u4ee5\u552f\u4e00\u6807\u793a\u4e3b\u673a\u7684\u4e00\u4e2a\u8fdb\u7a0b\uff0c\u8fd9\u6837\u6211\u4eec\u53ef\u4ee5\u5229\u7528ip\u5730\u5740\uff0b\u534f\u8bae\uff0b\u7aef\u53e3\u53f7\u552f\u4e00\u6807\u793a\u7f51\u7edc\u4e2d\u7684\u4e00\u4e2a\u8fdb\u7a0b\u3002<\/p>\n<p>\u80fd\u591f\u552f\u4e00\u6807\u793a\u7f51\u7edc\u4e2d\u7684\u8fdb\u7a0b\u540e\uff0c\u5b83\u4eec\u5c31\u53ef\u4ee5\u5229\u7528socket\u8fdb\u884c\u901a\u4fe1\u4e86\uff0c\u4ec0\u4e48\u662fsocket\u5462\uff1f\u6211\u4eec\u7ecf\u5e38\u628asocket\u7ffb\u8bd1\u4e3a\u5957\u63a5\u5b57\uff0csocket\u662f\u5728\u5e94\u7528\u5c42\u548c\u4f20\u8f93\u5c42\u4e4b\u95f4\u7684\u4e00\u4e2a\u62bd\u8c61\u5c42\uff0c\u5b83\u628aTCP\/IP\u5c42\u590d\u6742\u7684\u64cd\u4f5c\u62bd\u8c61\u4e3a\u51e0\u4e2a\u7b80\u5355\u7684\u63a5\u53e3\u4f9b\u5e94\u7528\u5c42\u8c03\u7528\u5df2\u5b9e\u73b0\u8fdb\u7a0b\u5728\u7f51\u7edc\u4e2d\u901a\u4fe1\u3002<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274522721.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274522721.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\nsocket\u8d77\u6e90\u4e8eUNIX\uff0c\u5728Unix\u4e00\u5207\u7686\u6587\u4ef6\u54f2\u5b66\u7684\u601d\u60f3\u4e0b\uff0csocket\u662f\u4e00\u79cd&#8221;\u6253\u5f00\u2014\u8bfb\/\u5199\u2014\u5173\u95ed&#8221;\u6a21\u5f0f\u7684\u5b9e\u73b0\uff0c\u670d\u52a1\u5668\u548c\u5ba2\u6237\u7aef\u5404\u81ea\u7ef4\u62a4\u4e00\u4e2a&#8221;\u6587\u4ef6&#8221;\uff0c\u5728\u5efa\u7acb\u8fde\u63a5\u6253\u5f00\u540e\uff0c\u53ef\u4ee5\u5411\u81ea\u5df1\u6587\u4ef6\u5199\u5165\u5185\u5bb9\u4f9b\u5bf9\u65b9\u8bfb\u53d6\u6216\u8005\u8bfb\u53d6\u5bf9\u65b9\u5185\u5bb9\uff0c\u901a\u8baf\u7ed3\u675f\u65f6\u5173\u95ed\u6587\u4ef6\u3002<\/p>\n<h3>2.3.7 \u5c0f\u7ed3<\/h3>\n<p>\u603b\u7ed3\u56fe\u5982\u4e0b\uff1a<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274531600.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274531600.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\n\u6570\u636e\u4f20\u8f93\u52a8\u56fe\u5982\u4e0b\uff1a<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/shujuchuanshu.gif'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/shujuchuanshu.gif\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><\/p>\n<h1>\u4e09.DNS\u57df\u540d\u89e3\u6790<\/h1>\n<h2>3.1 dns\u7684\u4f5c\u7528<\/h2>\n<p><span style=\"font-size: 24px;\"><strong><span style=\"color: #ff0000;\">1\u3001\u57df\u540d\u7684\u7531\u6765<\/span><\/strong><\/span><\/p>\n<p>\u7f51\u7ad9\u5343\u5343\u4e07\uff0c\u6bcf\u4e2a\u90fd\u6709\u81ea\u5df1\u7684ip\u5730\u5740\uff0c\u7528\u6237\u8bb0\u4e0d\u4f4f\u8fd9\u4e9bip<\/p>\n<p>\u4e8e\u662f\u6709\u4eba\u53d1\u660e\u4e86\u57df\u540d\uff0c\u4f8b\u5982www.baidu.com\uff0c\u7528\u6237\u8bbf\u95ee\u57df\u540d\u65f6\uff0c\u57df\u540d\u4f1a\u88ab\u7ffb\u8bd1\u4e3a\u5177\u4f53\u5730ip\u5730\u5740\uff0c\u8c01\u6765\u8d1f\u8d23\u7ffb\u8bd1\u5462\uff1f<\/p>\n<p><strong><span style=\"font-size: 24px; color: #ff0000;\">2\u3001dns(Domain Name System)\u7684\u4f5c\u7528<\/span><\/strong><\/p>\n<p>dns\u670d\u52a1\u7528\u4e8e\u5c06\u57df\u540d\u89e3\u6790\u4e3aip\u5730\u5740\uff0c\u6709\u4e86dns\u7684\u52a0\u6301\uff0c\u7528\u6237\u4ee5\u540e\u8bb0\u57df\u540d\u5c31\u884c\uff08\u57df\u540d\u4e5f\u61d2\u5f97\u8bb0\u600e\u4e48\u529e\uff1f\u5927\u5bb6\u8fd8\u8bb0\u5f97hao123\u5417\uff09<\/p>\n<p><strong><span style=\"color: #ff0000; font-size: 24px;\">3\u3001\u57df\u540d\u7684\u6784\u6210<\/span><\/strong><\/p>\n<p><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/p9.itc.cn\/images01\/20211215\/eda7957b8ded4907ad27ce0950f2d8f8.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/p9.itc.cn\/images01\/20211215\/eda7957b8ded4907ad27ce0950f2d8f8.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\u6d45\u8c08\u57df\u540d\u5206\u7ea7\u53ca\u57df\u540d\u89e3\u6790\u8fc7\u7a0b_\u624b\u673a\u641c\u72d0\u7f51\" \/><\/div><\/p>\n<div  class='collapse-block shadow-sm collapse-block-transparent collapsed hide-border-left'><div class='collapse-block-title'><span class='collapse-block-title-inner'>\u8be6\u89e3<\/span><i class='collapse-icon fa fa-angle-down'><\/i><\/div><div class='collapse-block-body' style='display:none;'><\/p>\n<div class=\"content-list-text\">\n<p><strong>.com<\/strong>\u00a0\u00a0\u57df\u540d\uff0c\u56fd\u9645\u6700\u5e7f\u6cdb\u6d41\u884c\u7684\u901a\u7528\u57df\u540d\u683c\u5f0f\u3002\u56fd\u9645\u5316\u516c\u53f8\u90fd\u4f1a\u6ce8\u518c\u3002\u00a0com\u4e3acommercial\u7b80\u79f0\uff0c\u8868\u793a\u4f5c\u4e3a\u5546\u4e1a\u7528\u9014\u3002.com\u4e3a\u6700\u65e9\u7684\u901a\u7528\u9876\u7ea7\u57df\u540d\u3002\u53e6\u5916\u4e2a\u4eba\u6ce8\u518c\u53ea\u80fd\u6ce8\u518c3\u4f4d-63\u4f4d\uff01\u5176\u4ed6\u7684\u4e3a\u7cfb\u7edf\u4fdd\u7559\u9700\u8981\u7533\u8bf7\u624d\u80fd\u6ce8\u518c\uff01\u4e0d\u8fc7\u4ef7\u683c\u6602\u8d35\uff01<\/p>\n<div class=\"content-list-text\">\n<p><strong>.cn \u00a0\u00a0<\/strong>Internet\u7f51\u7edc\u57df\u540d\uff0c\u56fd\u5bb6\u9876\u7ea7\u57df\u540d\uff0c\u8868\u793a\u4e2d\u56fd\u7f51\u7ad9\u3002\u5b83\u7531\u6211\u56fd\u56fd\u9645\u4e92\u8054\u7f51\u7edc\u4fe1\u606f\u4e2d\u5fc3\uff08Inter NIC\uff09\u6b63\u5f0f\u6ce8\u518c\u5e76\u8fd0\u884c\u3002.cn\u57df\u540d\u662f\u5168\u7403\u552f\u4e00\u7531\u4e2d\u56fd\u7ba1\u7406\u7684\u82f1\u6587\u56fd\u9645\u9876\u7ea7\u57df\u540d\uff0c\u662f\u4e2d\u56fd\u4f01\u4e1a\u81ea\u5df1\u7684\u4e92\u8054\u7f51\u6807\u8bc6\uff0c\u5b83\u4f53\u73b0\u4e86\u4e00\u79cd\u6587\u5316\u7684\u8ba4\u540c\u3001\u81ea\u8eab\u7684\u4ef7\u503c\u548c\u5b9a\u4f4d\u3002<\/p>\n<\/div>\n<div class=\"content-list-text\">\n<p><strong>.net<\/strong> \u662f\u56fd\u9645\u57df\u540d,\u662f\u7f51\u7edc\u670d\u52a1\u516c\u53f8\uff0c\u4e3a\u4e2a\u4eba\u6216\u662f\u5546\u4e1a\u63d0\u4f9b\u670d\u52a1\uff0c\u4ece\u4e8b\u4e92\u8054\u7f51\u670d\u52a1\u7684\u673a\u6784 \uff0c\u662f\u4ece\u4e8bInternet\u76f8\u5173\u7684\u7f51\u7edc\u670d\u52a1\u7684\u673a\u6784\u6216\u516c\u53f8\u5efa\u7acb\u5168\u7403\u5546\u4e1a\u54c1\u724c\uff0c\u56fd\u9645\u5316\u5f62\u8c61\u7684\u7b2c\u4e00\u9009\u62e9\u3002.net\u57df\u540d\u7684\u8d44\u683c\u6ca1\u6709\u4efb\u4f55\u9650\u5236\uff0c\u4efb\u4f55\u4e00\u4e2a\u56fd\u5bb6\u7684\u4e2a\u4eba\u6216\u4f01\u4e1a\u5747\u53ef\u6ce8\u518c\u3002<\/p>\n<\/div>\n<\/div>\n<div class=\"content-list-text\">\n<p><strong>.com.cn\u00a0<\/strong>\u662f\u4e2d\u56fd\u7684\u516c\u53f8\u57df\u540d ,\u56fd\u5185\u5546\u4e1a\u673a\u6784,\u5fc5\u987b\u4f01\u4e1a\u624d\u53ef\u4ee5\u5907\u6848 \u5907\u6848\u4e4b\u540e\u624d\u53ef\u4ee5\u89e3\u6790<\/p>\n<\/div>\n<p><\/div><\/div>\n<p><span style=\"background-color: #ff0000; color: #000000;\"><strong><span style=\"font-size: 24px; background-color: #ff0000;\">4\u3001dns\u670d\u52a1\u5668\u7684\u5206\u7c7b<\/span><\/strong><\/span><\/p>\n<p>\uff081\uff09\u6839DNS\u670d\u52a1\u5668<\/p>\n<p>\u670913\u4e2a\uff0c\u6839\u57df\u540d\u670d\u52a1\u5668\u5e76\u4e0d\u76f4\u63a5\u5bf9\u57df\u540d\u8fdb\u884c\u89e3\u6790\uff0c\u800c\u662f\u8e22\u76ae\u7403\uff0c\u8fd4\u56de\u57df\u540d\u6240\u5c5e\u9876\u7ea7\u57df\u540d\u7684\u9876\u7ea7\u57df\u540d\u670d\u52a1\u5668\u7684IP\u5730\u5740\u3002<\/p>\n<div  class='collapse-block shadow-sm collapse-block-transparent collapsed hide-border-left'><div class='collapse-block-title'><span class='collapse-block-title-inner'>\u67e5\u770b13\u53f0\u6839dns<\/span><i class='collapse-icon fa fa-angle-down'><\/i><\/div><div class='collapse-block-body' style='display:none;'><\/p>\n<p>A.root-servers.net 198.41.0.4 \u7f8e\u56fd<br \/>\nB.root-servers.net 192.228.79.201 \u7f8e\u56fd\uff08\u53e6\u652f\u6301IPv6\uff09<br \/>\nC.root-servers.net 192.33.4.12 \u6cd5\u56fd<br \/>\nD.root-servers.net 128.8.10.90 \u7f8e\u56fd<br \/>\nE.root-servers.net 192.203.230.10 \u7f8e\u56fd<br \/>\nF.root-servers.net 192.5.5.241 \u7f8e\u56fd\uff08\u53e6\u652f\u6301IPv6\uff09<br \/>\nG.root-servers.net 192.112.36.4 \u7f8e\u56fd<br \/>\nH.root-servers.net 128.63.2.53 \u7f8e\u56fd\uff08\u53e6\u652f\u6301IPv6\uff09<br \/>\nI.root-servers.net 192.36.148.17 \u745e\u5178<br \/>\nJ.root-servers.net 192.58.128.30 \u7f8e\u56fd<br \/>\nK.root-servers.net 193.0.14.129 \u82f1\u56fd\uff08\u53e6\u652f\u6301IPv6\uff09<br \/>\nL.root-servers.net 198.32.64.12 \u7f8e\u56fd<br \/>\nM.root-servers.net 202.12.27.33\u65e5\u672c\uff08\u53e6\u652f\u6301IPv6\uff09<\/div><\/div>\n<p>\uff082\uff09\u9876\u7ea7\u57df\u540dDNS\u670d\u52a1\u5668\uff1a<\/p>\n<p>\u8d1f\u8d23\u7ba1\u7406\u4e8c\u7ea7\u57df\u540d\u3002<\/p>\n<p>\uff083\uff09\u4e3b\/\u6743\u9650\/\u6388\u6743DNS\u670d\u52a1\u5668\uff1a<\/p>\n<p>\u8d1f\u8d23\u7ba1\u7406\u67d0\u4e2a\u533a\u7684\u57df\u540d\u3002\u4ed6\u91cc\u9762\u5b58\u7684\u89e3\u6790\u8bb0\u5f55\u5e76\u4e0d\u662f\u4ece\u522b\u4eba\u90a3\u91cc\u7f13\u5b58\u5230\u672c\u5730\u7684\uff0c<br \/>\n\u800c\u662f\u5b9e\u6253\u5b9e\u914d\u7f6e\u5b58\u5230\u81ea\u5df1\u673a\u5668\u4e0a\u7684\uff0c\u4ece\u8fd9\u91cc\u62ff\u5230\u7684\u8bb0\u5f55\u5177\u6709\u6743\u5a01\u6027<\/p>\n<div  class='collapse-block shadow-sm collapse-block-transparent collapsed hide-border-left'><div class='collapse-block-title'><span class='collapse-block-title-inner'>\u6388\u6743dns\u8be6\u89e3<\/span><i class='collapse-icon fa fa-angle-down'><\/i><\/div><div class='collapse-block-body' style='display:none;'><\/p>\n<p>1\u3001\u6388\u6743DNS\uff08\u5177\u4f53\u5b58\u653e\u67d0\u4e00\u4e2a\u57df\u4e0b\u7684\u89e3\u6790\u8bb0\u5f55\uff09<br \/>\n\u6388\u6743dns\u4e5f\u53eb\u6743\u5a01dns\uff0c\u4ed6\u6743\u5a01\u5c31\u6743\u5a01\u5728\uff0c\u4ed6\u91cc\u9762\u5b58\u7684\u89e3\u6790\u8bb0\u5f55\u5e76\u4e0d\u662f\u4ece\u522b\u4eba\u90a3\u91cc\u7f13\u5b58\u5230\u672c\u5730\u7684\uff0c<br \/>\n\u800c\u662f\u5b9e\u6253\u5b9e\u914d\u7f6e\u5b58\u5230\u81ea\u5df1\u673a\u5668\u4e0a\u7684\uff0c<br \/>\n\u5f53\u5176\u4ed6DNS\u670d\u52a1\u5668\u67e5\u8be2\u4f60\u7684\u57df\u540d\u65f6\uff0c\u4ed6\u4eec\u4f1a\u4ece\u4f60\u8bbe\u5b9a\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\u90a3\u91cc\u83b7\u5f97\u7ed3\u679c\uff0c\u56e0\u4e3a\u5b83\u662f\u6743\u5a01\u561b<\/p>\n<p>\u6bcf\u4e00\u4e2a\u57df\u540d\uff08\u4f8b\u5982example.com\uff09\u5728\u6ce8\u518c\u7684\u65f6\u5019\uff0c\u90fd\u9700\u8981\u6307\u5b9a\u4e00\u7ec4\u6743\u5a01DNS\u670d\u52a1\u5668(\u4f60\u6ce8\u518c\u7684\u65f6\u5019\u6ca1\u6307\u5b9a\uff0c<br \/>\n\u90a3\u662f\u56e0\u4e3a\u57df\u540d\u6ce8\u518c\u4e0a\u5e2e\u4f60\u641e\u597d\u4e86)\uff0c\u5e76\u5c06\u8fd9\u4e9b\u670d\u52a1\u5668\u5199\u5165\u5168\u7403\u7684\u201c\u57df\u540d\u7cfb\u7edf\u201d\u3002<br \/>\n\u8fd9\u4e9b\u6743\u5a01DNS\u670d\u52a1\u5668\u5c31\u88ab\u6388\u6743\u4e3a\u8fd9\u4e2a\u57df\u540d\u7684\u89e3\u6790\u8005\uff0c\u5b83\u4eec\u6301\u6709\u5e76\u8d1f\u8d23\u89e3\u51b3\u5173\u4e8e\u8fd9\u4e2a\u57df\u540d\u7684\u6240\u6709DNS\u67e5\u8be2\u3002<\/p>\n<p>\u6b64\u5916\u9700\u8981\u5f3a\u8c03\u7684\u662f\uff1a<br \/>\n\u6743\u5a01DNS\u670d\u52a1\u5668\u53ef\u4ee5\u662f\u5355\u72ec\u4e3a\u4e00\u4e2a\u57df\u540d\u8bbe\u7f6e\u7684\uff0c\u4e5f\u53ef\u4ee5\u662f\u4e3a\u591a\u4e2a\u57df\u540d\u5171\u4eab\u7684\u3002\u6362\u8a00\u4e4b\uff0c<br \/>\n\u4e00\u4e2a\u6743\u5a01DNS\u670d\u52a1\u5668\u53ef\u4ee5\u8d1f\u8d23\u4e00\u4e2a\u6216\u591a\u4e2a\u57df\u540d\u7684\u89e3\u6790\u3002\u4f46\u662f\uff0c\u4e00\u4e2a\u6743\u5a01DNS\u670d\u52a1\u5668\u4e0d\u80fd\u89e3\u6790\u5b83\u672a\u88ab\u6388\u6743\u7684\u57df\u540d\u3002<br \/>\n\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u5982\u679c\u4e00\u4e2a\u670d\u52a1\u5668\u88ab\u6307\u5b9a\u4e3aexample1.com\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\uff0c\u90a3\u4e48\u5b83\u5c31\u4e0d\u80fd\u89e3\u6790example2.com\uff0c<br \/>\n\u9664\u975e\u5b83\u540c\u65f6\u4e5f\u88ab\u6307\u5b9a\u4e3aexample2.com\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\u3002<br \/>\n\u4f46\u662f\u503c\u5f97\u6ce8\u610f\u7684\u662f\uff0c\u5373\u4f7f\u4e00\u4e2a\u6743\u5a01DNS\u670d\u52a1\u5668\u80fd\u89e3\u6790\u591a\u4e2a\u57df\u540d\uff0c<br \/>\n\u4f46\u662f\u5b83\u5bf9\u8fd9\u4e9b\u57df\u540d\u4e2d\u7684\u6bcf\u4e00\u4e2a\u90fd\u5fc5\u987b\u8981\u6709\u5b8c\u6574\u548c\u6743\u5a01\u7684DNS\u8bb0\u5f55\u3002<br \/>\n\u5b83\u4e0d\u80fd\u4ec5\u4ec5\u56e0\u4e3a\u662f\u4e00\u4e2a\u57df\u540d\u7684\u6743\u5a01\u670d\u52a1\u5668\uff0c\u5c31\u53ef\u4ee5\u89e3\u6790\u53e6\u4e00\u4e2a\u57df\u540d\u3002\u5982\u679c\u8981\u89e3\u6790\u53e6\u4e00\u4e2a\u57df\u540d\uff0c<br \/>\n\u90a3\u4e48\u5fc5\u987b\u5728\u5168\u7403\u7684\u201c\u57df\u540d\u7cfb\u7edf\u201d\u4e2d\uff0c\u88ab\u660e\u786e\u6307\u5b9a\u4e3a\u65b0\u7684\u57df\u540d\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\uff0c\u5e76\u4e14\u6301\u6709\u65b0\u7684\u57df\u540d\u7684\u6240\u6709DNS\u8bb0\u5f55\u3002<\/p>\n<p><\/div><\/div>\n<p>\uff084\uff09\u4eceDNS\u670d\u52a1\u5668\uff1a\u53c8\u79f0\u4e4b\u4e3a\u8f85\u52a9dns\uff0c\u8fd9\u662f\u4e00\u4e2a\u5907\u4efd\u670d\u52a1\u5668<\/p>\n<p>\u4e3a\u533a\u57df\u63d0\u4f9b\u5197\u4f59\u3002\u5b83\u4ece\u4e3bDNS\u670d\u52a1\u5668\u83b7\u53d6\u533a\u57df\u6587\u4ef6\u7684\u526f\u672c\uff0c\u5e76\u80fd\u63a5\u6536\u4e3b\u670d\u52a1\u5668\u4e0a\u53d1\u751f\u7684\u66f4\u6539\u3002\u5982\u679c\u4e3b\u670d\u52a1\u5668\u5b95\u673a\u6216\u65e0\u6cd5\u8bbf\u95ee\uff0c\u8f85\u52a9DNS\u670d\u52a1\u5668\u53ef\u4ee5\u63a5\u7ba1\u4e3b\u670d\u52a1\u5668\u7684\u804c\u8d23\uff0c\u9632\u6b62DNS\u67e5\u8be2\u5931\u8d25\u3002\u8f85\u52a9\u670d\u52a1\u5668\u4e0d\u80fd\u5bf9\u533a\u57df\u6587\u4ef6\u8fdb\u884c\u66f4\u6539\uff0c\u6240\u6709\u7684\u66f4\u6539\u90fd\u8981\u5728\u4e3b\u670d\u52a1\u5668\u4e0a\u8fdb\u884c\u3002\u4f46\u4ece\u8f85\u52a9dns\u91cc\u62ff\u5230\u7684\u8bb0\u5f55\u4e5f\u5177\u6709\u6743\u5a01\u6027<\/p>\n<p>\uff085\uff09\u7f13\u5b58DNS\u670d\u52a1\u5668\uff1a<\/p>\n<p>\u4e0d\u8d1f\u8d23\u672c\u5730\u89e3\u6790\uff0c\u91c7\u7528\u9012\u5f52\u65b9\u5f0f\u8f6c\u53d1\u5ba2\u6237\u673a\u67e5\u8be2\u8bf7\u6c42\uff0c\u5e76\u8fd4\u56de\u7ed3\u679c\u7ed9\u5ba2\u6237\u673a\u7684DNS\u670d\u52a1\u5668\uff0c\u540c\u65f6\u7f13\u5b58\u67e5\u8be2\u56de\u6765\u7684\u7ed3\u679c\uff0c\u4e5f\u53eb\u9012\u5f52\u670d\u52a1\u5668\u3002<\/p>\n<p>\uff086\uff09<strong>\u8f6c\u53d1\u5668<\/strong>\uff1a\u8fd9\u53f0DNS\u53d1\u73b0\u975e\u672c\u673a\u8d1f\u8d23\u7684\u8bf7\u6c42\u540e\uff0c\u4e0d\u518d\u5411\u6839\u53d1\u8d77\u8bf7\u6c42\uff0c\u800c\u662f\u76f4\u63a5\u8f6c\u53d1\u7ed9\u6307\u5b9a\u7684\u4e00\u53f0\u6216\u591a\u53f0\u670d\u52a1\u5668\uff0c\u81ea\u8eab\u5e76\u4e0d\u4fdd\u5b58\u67e5\u8be2\u7ed3\u679c<\/p>\n<pre># \u914d\u7f6edns\u8f6c\u53d1\r\n\r\noptions {\r\n\r\n\u00a0 \u00a0 ...\r\n\r\n\u00a0 \u00a0 forwarders { 8.8.8.8; \/\/ \u628adns\u8bf7\u6c42\u8f6c\u53d1\u81f3\u4e0a\u4e00\u7ea7dns };\r\n\r\n\u00a0 \u00a0 ...\r\n\r\n};<\/pre>\n<p>\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u4e00\u4e2aDNS\u670d\u52a1\u5668\u53ef\u80fd\u540c\u65f6\u91c7\u7528\u8fd9\u51e0\u79cd\u89d2\u8272\u3002\u4f8b\u5982\uff0c\u5b83\u53ef\u80fd\u65e2\u662f\u4e00\u4e2a\u533a\u57df\u7684\u6743\u5a01\u670d\u52a1\u5668\uff0c\u540c\u65f6\u4e5f\u4f1a\u628a\u89e3\u6790\u4e0d\u4e86\u7684\u8bf7\u6c42\u8f6c\u53d1\u7ed9\u522b\u4eba\u3002<\/p>\n<div  class='collapse-block shadow-sm collapse-block-transparent collapsed hide-border-left'><div class='collapse-block-title'><span class='collapse-block-title-inner'>\u57fa\u4e8ebind\u670d\u52a1\u7684\u914d\u7f6e\u6848\u4f8b<\/span><i class='collapse-icon fa fa-angle-down'><\/i><\/div><div class='collapse-block-body' style='display:none;'><\/p>\n<div class=\"auto-hide-last-sibling-br paragraph_4183d\"><span style=\"background-color: #00ff00;\">\u4e00\u3001\u9996\u5148\uff0c\u9700\u8981\u5728\/etc\/named.conf\u6587\u4ef6\u4e2d\u914d\u7f6e\u533a\u57dfDNS\u548c\u8f6c\u53d1\u5668\uff08forwarders\uff09\u3002\u4f8b\u5982\uff1a<\/span><\/div>\n<div class=\"auto-hide-last-sibling-br paragraph_4183d\">\/etc\/named.conf:<\/div>\n<div>options {<\/div>\n<div>\u00a0 \u00a0 &#8230;<\/div>\n<div>\u00a0 \u00a0 \/\/ \u7f13\u5b58DNS<\/div>\n<div>\u00a0 \u00a0 forwarders { 8.8.8.8; \/\/ \u66f4\u6362\u4e3a\u4f60\u9700\u8981\u7684\u7f13\u5b58DNS\u5730\u5740 };<\/div>\n<div>\u00a0 \u00a0 &#8230;<\/div>\n<div>};<\/div>\n<div><\/div>\n<div>\/\/ \u5b9a\u4e49\u672c\u5730\u7684\u6743\u5a01\u533a\u57df<\/div>\n<div>zone &#8220;myzone.local&#8221; {<\/div>\n<div>\u00a0 \u00a0 type master;<\/div>\n<div>\u00a0 \u00a0 file &#8220;\/var\/named\/myzone.local.zone&#8221;;<\/div>\n<div>};<\/div>\n<div>&#8230;<\/div>\n<div class=\"auto-hide-last-sibling-br paragraph_4183d\"><span style=\"background-color: #00ff00;\">\u4e8c\u3001\u7136\u540e\u5728\/var\/named\u6587\u4ef6\u5939\u4e0b\uff0c\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u533a\u57df\u6587\u4ef6\uff0c\u53eb\u505amyzone.local.zone\u3002<\/span><\/div>\n<div class=\"auto-hide-last-sibling-br paragraph_4183d\">\/var\/named\/myzone.local.zone:<\/div>\n<div><\/div>\n<div>\n<pre class=\"language-bash light-scrollbar_93cd4\"><code><span class=\"token variable\">$TTL<\/span>    <span class=\"token number\">86400<\/span> <span class=\"token punctuation\">;<\/span> one day\r\n\r\n@       IN SOA  ns.myzone.local. hostmaster.myzone.local. <span class=\"token punctuation\">(<\/span>\r\n                  <span class=\"token number\">2001062501<\/span> <span class=\"token punctuation\">;<\/span> serial\r\n                  <span class=\"token number\">21600<\/span>      <span class=\"token punctuation\">;<\/span> refresh after <span class=\"token number\">6<\/span> hours\r\n                  <span class=\"token number\">3600<\/span>       <span class=\"token punctuation\">;<\/span> retry after <span class=\"token number\">1<\/span> hour\r\n                  <span class=\"token number\">604800<\/span>     <span class=\"token punctuation\">;<\/span> expire after <span class=\"token number\">1<\/span> week\r\n                  <span class=\"token number\">86400<\/span> <span class=\"token punctuation\">)<\/span>    <span class=\"token punctuation\">;<\/span> minimum ttl of <span class=\"token number\">1<\/span> day\r\n\r\n                NS      ns <span class=\"token punctuation\">;<\/span> Inet Address of name server\r\n                MX      <span class=\"token number\">10<\/span> mail <span class=\"token punctuation\">;<\/span> Primary Mail Exchanger\r\n\r\nlocalhost       A       <span class=\"token number\">127.0<\/span>.0.1\r\nns              A       <span class=\"token number\">10.0<\/span>.1.2 <span class=\"token punctuation\">;<\/span> Address of name server\r\nwww             A       <span class=\"token number\">10.0<\/span>.1.2\r\nmail            A       <span class=\"token number\">10.0<\/span>.1.3 <span class=\"token punctuation\">;<\/span> Address of mail <span class=\"token function\">host<\/span><\/code> <span style=\"background-color: #00ff00;\">\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6240\u6709\u5173\u4e8emyzone.local\u57df\u7684DNS\u67e5\u8be2\uff0c\u90fd\u4f1a\u7531\u60a8\u7684\u540d\u4e3a\"myzone.local\"\u7684\u6743\u5a01\u533a\u57dfDNS\u670d\u52a1\u5668\u5904\u7406\u3002 \u5bf9\u4e8e\u4f60\u7684DNS\u670d\u52a1\u5668\u65e0\u6cd5\u89e3\u6790\u7684\u5176\u4ed6\u6240\u6709\u67e5\u8be2\uff0c\u4f8b\u5982<a style=\"background-color: #00ff00;\" href=\"https:\/\/public.com\/\" target=\"_blank\" rel=\"noopener\">public.com<\/a>\uff0c\u5c06\u88ab\u8f6c\u53d1\u5230\u4f4d\u4e8e8.8.8.8\u7684\u7f13\u5b58DNS\u670d\u52a1\u5668\u4e0a\uff0c\u5e76\u5c06\u7ed3\u679c\u7f13\u5b58\u4e0b\u6765\uff0c\u4ee5\u5907\u540e\u7eed\u4f7f\u7528\u3002<\/span><\/pre>\n<\/div>\n<p><\/div><\/div>\n<p><span style=\"background-color: #ff0000;\"><strong><span style=\"font-size: 24px; background-color: #ff0000;\">5\u3001dns\u4e2d\u5404\u4e2a\u89e3\u6790\u8bb0\u5f55\u7684\u542b\u4e49<\/span><\/strong><\/span><\/p>\n<div  class='collapse-block shadow-sm collapse-block-transparent collapsed hide-border-left'><div class='collapse-block-title'><span class='collapse-block-title-inner'>dns\u5404\u4e2a\u89e3\u6790\u8bb0\u5f55\u7684\u542b\u4e49<\/span><i class='collapse-icon fa fa-angle-down'><\/i><\/div><div class='collapse-block-body' style='display:none;'><\/p>\n<pre><code>\u4ee5\u4e0b\u662f\u6bcf\u79cdDNS\u89e3\u6790\u8bb0\u5f55\u7684\u914d\u7f6e\u793a\u4f8b\uff0c\u4ee5\u53ca\u5b83\u4eec\u7684\u7528\u9014\uff1a\r\n# 1\u3001A\u8bb0\u5f55\uff08Address Record\uff09\uff1a\u5c06\u4e3b\u673a\u540d\u8f6c\u4e3aIPv4\u5730\u5740\u3002\u793a\u4f8b\uff1a\r\nplaintext\r\n   example.com.   IN   A   192.0.2.1\r\n\"example.com.\" \u662f\u5728DNS\u670d\u52a1\u5668\u4e0a\u914d\u7f6e\u7684\u4e3b\u673a\u540d\u3002\r\n\"IN\" \u8868\u793a\u8fd9\u662f\u67e5\u8be2Internet\uff08\u53ef\u4ee5\u5ffd\u7565\uff09\u3002\r\n\"A\" \u8868\u793a\u8fd9\u662f\u4e00\u4e2aA\u8bb0\u5f55\u3002\r\n\"192.0.2.1\" \u662f\u8be5\u4e3b\u673a\u540d\u5bf9\u5e94\u7684IPv4\u5730\u5740\u3002\r\n\r\n# 2\u3001AAAA\u8bb0\u5f55\uff08IPv6 address records\uff09\uff1a\u5c06\u4e3b\u673a\u540d\u8f6c\u4e3aIPv6\u5730\u5740\u3002\u793a\u4f8b\uff1a\r\nplaintext\r\n   example.com.   IN   AAAA   2001:0db8:85a3:0000:0000:8a2e:0370:7334\r\n\r\n# 3\u3001CNAME\u8bb0\u5f55\uff08Canonical Name Record\uff09\uff1a\u8bbe\u7f6e\u57df\u540d\u7684\u522b\u540d\u3002\u793a\u4f8b\uff1a\r\nplaintext\r\n   www.example.com.   IN   CNAME   example.com.\r\n\r\n# 4\u3001MX\u8bb0\u5f55\uff08Mail Exchange Record\uff09\uff1a\u6307\u5b9a\u63a5\u6536\u7ed9\u5b9a\u57df\u540d\u90ae\u4ef6\u7684\u90ae\u4ef6\u670d\u52a1\u5668\u3002\u793a\u4f8b\uff1a\r\nplaintext\r\n   example.com.   IN   MX 10   mail.example.com.\r\n\"10\" \u662f\u4f18\u5148\u7ea7\uff0c\u6570\u503c\u8d8a\u5c0f\u4f18\u5148\u7ea7\u8d8a\u9ad8\u3002\r\n\r\n# 5\u3001NS\u8bb0\u5f55\uff08Name Server records\uff09\uff1a\u6307\u5b9a\u7ed9\u5b9a\u57df\u540d\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\u3002\u793a\u4f8b\uff1a\r\nplaintext\r\n   example.com.   IN   NS   ns1.example.com.\r\n   example.com.   IN   NS   ns2.example.com.\r\n\r\n# 6\u3001PTR\u8bb0\u5f55\uff08Pointer Record\uff09\uff1a\u63d0\u4f9b\u53cd\u5411DNS\u67e5\u627e\uff0c\u5c06IPv4\u6216IPv6\u5730\u5740\u6620\u5c04\u56de\u4e3b\u673a\u540d\u3002\u793a\u4f8b\uff1a\r\nplaintext\r\n   1.2.0.192.in-addr.arpa.   IN   PTR   example.com.\r\n\r\n# 7\u3001TXT\u8bb0\u5f55\uff08Text Record\uff09\uff1a\u5b58\u50a8\u4efb\u610f\u6587\u672c\u4fe1\u606f\uff0c\u5e38\u7528\u4e8e\u9a8c\u8bc1\u57df\u540d\u6240\u6709\u6743\u548c\u914d\u7f6eSPF\u7b49\u3002<\/code><\/pre>\n<p><\/div><\/div>\n<h2>3.2 dns\u7684\u4e24\u79cd\u67e5\u8be2\u65b9\u5f0f<\/h2>\n<p><strong><span style=\"font-size: 20px; color: #ff0000;\">\u4e00 \uff1a\u9012\u5f52\uff1a\u6211\u5e2e\u4f60\u53bb\u62ff<\/span><\/strong><\/p>\n<p><strong><span style=\"color: #ff0000; font-size: 20px;\">\u4e8c\uff1a\u8fed\u4ee3\uff1a\u6211\u544a\u8bc9\u4f60\u53bb\u54ea\u62ff<\/span><\/strong><\/p>\n<div  class='collapse-block shadow-sm collapse-block-transparent collapsed hide-border-left'><div class='collapse-block-title'><span class='collapse-block-title-inner'>\u4e00\u6b21\u5b8c\u6574\u7684\u67e5\u8be2\u793a\u4f8b<\/span><i class='collapse-icon fa fa-angle-down'><\/i><\/div><div class='collapse-block-body' style='display:none;'><\/p>\n<pre>1\u3001\u4e3b\u673a\u5411\u672c\u5730DNS\u670d\u52a1\u5668\u53d1\u8d77\u4e00\u4e2a\u67e5\u8be2\u8bf7\u6c42\uff0c\u6bd4\u5982\u67e5\u8be2www.example.com\u7684IP\u5730\u5740\u3002\r\n2\u3001\u672c\u5730DNS\u670d\u52a1\u5668\u9996\u5148\u5728\u81ea\u5df1\u7684\u7f13\u5b58\u67e5\u627e\u6709\u6ca1\u6709\u8fd9\u4e2a\u8bb0\u5f55\uff0c\u5982\u679c\u6709\u5e76\u4e14\u6ca1\u6709\u8fc7\u671f\uff0c\u5c31\u76f4\u63a5\u8fd4\u56de\u3002\r\n\u5982\u679c\u6ca1\u6709\uff0c\u5c31\u9700\u8981\u5411\u201c\u6839DNS\u670d\u52a1\u5668\u201d\u53d1\u8d77\u67e5\u8be2\u3002\r\n3\u3001\u201c\u6839DNS\u670d\u52a1\u5668\u201d\u8d1f\u8d23\u7ba1\u7406\u9876\u7ea7\u57df(.com, .net\u7b49)\uff0c\u5b83\u4f1a\u544a\u8bc9\u672c\u5730DNS\u670d\u52a1\u5668\uff0c\r\n\u7ba1\u7406.com\u7684\u9876\u7ea7\u57df\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\u7684\u5730\u5740\u3002\r\n4\u3001\u672c\u5730DNS\u670d\u52a1\u5668\u518d\u6b21\u5411.com\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\u53d1\u8d77\u67e5\u8be2\uff0c.com\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\u4f1a\u544a\u8bc9\u672c\u5730DNS\u670d\u52a1\u5668\uff0c\r\n\u7ba1\u7406example.com\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\u7684\u5730\u5740\u3002\r\n5\u3001\u672c\u5730DNS\u670d\u52a1\u5668\u7136\u540e\u5411example.com\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\u53d1\u8d77\u67e5\u8be2\uff0c\r\n6\u3001example.com\u7684\u6743\u5a01DNS\u670d\u52a1\u5668\u4f1a\u8fd4\u56dewww.example.com\u7684IP\u5730\u5740\u3002\r\n6\u3001\u6700\u540e\u672c\u5730DNS\u670d\u52a1\u5668\u5c06\u67e5\u8be2\u5230\u7684IP\u5730\u5740\u8fd4\u56de\u7ed9\u8bf7\u6c42\u7684\u5ba2\u6237\u7aef\uff0c\u5e76\u5c06\u8fd9\u4e2a\u8bb0\u5f55\u5b58\u5165\u7f13\u5b58\uff0c\u4ee5\u5907\u540e\u7eed\u7684\u67e5\u8be2\u3002\r\n\u8fd9\u4e2a\u8fc7\u7a0b\u867d\u7136\u770b\u8d77\u6765\u6709\u4e9b\u590d\u6742\uff0c\r\n\u4f46\u5b9e\u9645\u4e0a\u7531\u4e8e\u5927\u90e8\u5206\u7684DNS\u67e5\u8be2\u7ed3\u679c\u90fd\u4f1a\u88ab\u5404\u7ea7DNS\u670d\u52a1\u5668\u7684\u7f13\u5b58\uff0c\u6240\u4ee5\u5728\u5b9e\u9645\u7684\u7f51\u7edc\u73af\u5883\u4e2d\uff0cDNS\u89e3\u6790\u901a\u5e38\u90fd\u80fd\u5728\u5f88\u77ed\u7684\u65f6\u95f4\u5185\u5b8c\u6210\u3002<\/pre>\n<p><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/\u5fae\u4fe1\u56fe\u7247_20240411230029.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" class=\"alignnone size-full wp-image-10146\" data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/\u5fae\u4fe1\u56fe\u7247_20240411230029.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" width=\"860\" height=\"697\"  sizes=\"(max-width: 860px) 100vw, 860px\" \/><\/div><\/p>\n<p><\/div><\/div>\n<p>\u6ce8\u610f\uff1a<br \/>\n\u4e00\u3001\u672c\u5730dns\u6ca1\u67e5\u5230\u8bb0\u5f55\uff0c\u4f1a\u53bb\u67e5\u6839\uff0c\u4f46\u5e76\u975e\u6bcf\u4e00\u6b21\u90fd\u4f1a\u53bb\u67e5\u6839<br \/>\nDNS\u7684\u67e5\u8be2\u8fd9\u7406\u8bba\u4e0a\u8bb2\uff0c\u672c\u5730dns\u6ca1\u7528\u8bb0\u5f55\u65f6\uff0c\u5c31\u4f1a\u5148\u8bf7\u6c42\u6839DNS\uff0c\u6839\u544a\u8bc9\u9876\u7ea7\u57df\u5728\u54ea\uff0c\u672c\u5730dns\u518d\u53bb\u67e5\u9876\u7ea7\u57df\u3002\u3002\u3002\u8fd9\u5c31\u662f\u6211\u4eec\u8bf4\u7684\u8fed\u4ee3\u67e5\u8be2\uff0c\u4f46\u8fd9\u6709\u4e2a\u95ee\u9898\u5c31\u662f\uff0c\u5982\u679c\u6bcf\u6b21\u672c\u5730\u627e\u4e0d\u5230\u8bb0\u5f55\uff0c\u90fd\u5148\u76f4\u63a5\u53bb\u67e5\u6839\u57df\uff0c\u6839\u57df\u603b\u5171\u624d13\u53f0\u7ecf\u53d7\u7684\u538b\u529b\u662f\u975e\u5e38\u5927\u7684\uff0c\u67e5\u8be2\u901f\u5ea6\u4e5f\u5feb\u4e0d\u4e86<\/p>\n<p>\u6240\u4ee5\u5b9e\u9645\u4e0a<br \/>\n\u4e3a\u4e86\u52a0\u5feb\u8fd9\u4e2a\u67e5\u8be2\u8fc7\u7a0b\uff0c\u672c\u5730DNS\u670d\u52a1\u5668\u4f1a\u628a\u67e5\u8be2\u8fc7\u7a0b\u4e2d\u9047\u5230\u7684\u5404\u7ea7DNS\u670d\u52a1\u5668\u5730\u5740\u8fdb\u884c\u7f13\u5b58\uff0c\u907f\u514d\u4e0b\u6b21\u67e5\u8be2\u540c\u6837\u7684\u9876\u7ea7\u57df\u540d\u6216\u4e8c\u7ea7\u57df\u540d\u8fd8\u9700\u8981\u4ece\u6839\u5f00\u59cb\u67e5\u8d77\u3002\u56e0\u6b64\uff0c\u5b9e\u9645\u64cd\u4f5c\u4e2d\uff0c\u53ef\u80fd\u5e76\u4e0d\u603b\u662f\u4ece\u6839\u57df\u540d\u670d\u52a1\u5668\u5f00\u59cb\u67e5\u8d77\u3002<\/p>\n<p>\u6211\u4eec\u5bf9\u4e0a\u56fe\u8fdb\u884c\u4fee\u6b63\uff0c\u5b8c\u6574\u7684\u89e3\u91ca\u5982\u4e0b\uff08\u4e0a\u56fe\u5305\u542b\u5728\u5185\u4e86\uff09<\/p>\n<p><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/\u5fae\u4fe1\u56fe\u7247_\u5b8c\u6574dns\u89e3\u6790.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" class=\"alignnone size-full wp-image-10153\" data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/\u5fae\u4fe1\u56fe\u7247_\u5b8c\u6574dns\u89e3\u6790.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" width=\"871\" height=\"441\"  sizes=\"(max-width: 871px) 100vw, 871px\" \/><\/div><\/p>\n<div  class='collapse-block shadow-sm collapse-block-transparent collapsed hide-border-left'><div class='collapse-block-title'><span class='collapse-block-title-inner'>\u5b8c\u6574\u6d41\u7a0b\u89e3\u6790<\/span><i class='collapse-icon fa fa-angle-down'><\/i><\/div><div class='collapse-block-body' style='display:none;'><\/p>\n<p><span style=\"background-color: #00ff00;\"><strong>1\u3001\u6d4f\u89c8\u5668\u4e2d\u8f93\u5165www.qq.com\uff0c\u64cd\u4f5c\u7cfb\u7edf\u4f1a\u5148\u68c0\u67e5\u81ea\u5df1\u672c\u5730\u7684hosts\u6587\u4ef6\uff0c\u5982\u679c\u6709\u5219\u8fd4\u56de\u89e3\u6790\u8bb0\u5f55 \uff0c\u65e0\u5219\u7ee7\u7eed\u5411\u4e0b<\/strong><\/span><\/p>\n<p data-spm-anchor-id=\"a2c6h.12873639.article-detail.i1.38435fbaKXNTPo\"><span style=\"background-color: #00ff00;\"><strong>2\u3001\u67e5\u627e\u672c\u5730DNS\u89e3\u6790\u5668\u7f13\u5b58\uff08\u5ba2\u6237\u7aef\u4e3b\u673a\u4e0a\uff09\uff0c\u662f\u5426\u6709\u8fd9\u4e2a\u7f51\u5740\u6620\u5c04\u5173\u7cfb\uff0c\u5982\u679c\u6709\uff0c\u76f4\u63a5\u8fd4\u56de\uff0c\u5b8c\u6210\u57df\u540d\u89e3\u6790\u3002\u82e5\u65e0\u5219\u7ee7\u7eed\u5411\u4e0b\u00a0<\/strong><\/span><\/p>\n<p><span style=\"background-color: #00ff00;\"><strong>3\u3001\u67e5\u770b\u672c\u5730\u7f51\u5361\u914d\u7f6e\u7684DNS\u670d\u52a1\u5668\uff0c\u5373\u672c\u5730DNS\u670d\u52a1\u5668\uff0c\u6b64\u65f6\u5206\u4e24\u79cd\u60c5\u51b5<\/strong><\/span><\/p>\n<p><span style=\"background-color: #00ff00;\"><strong>\u60c5\u51b5\u4e00\uff1a\u5982\u679c\u8981\u67e5\u8be2\u7684\u57df\u540d\uff0c\u5b58\u5728\u4e8e\u672c\u5730dns\u7684\u672c\u5730\u914d\u7f6e\u533a\u57df\u914d\u7f6e\u6587\u4ef6\u4e2d\uff0c\u5219\u8fd4\u56de\u89e3\u6790\u7ed3\u679c\u7ed9\u5ba2\u6237\u673a\uff0c\u5b8c\u6210\u57df\u540d\u89e3\u6790\uff0c\u6b64\u89e3\u6790\u5177\u6709\u6743\u5a01\u6027\u3002\u00a0<\/strong><\/span><\/p>\n<p data-spm-anchor-id=\"a2c6h.12873639.article-detail.i8.38435fbaKXNTPo\"><span style=\"background-color: #00ff00;\"><strong>\u60c5\u51b5\u4e8c\u3001\u5982\u679c\u8981\u67e5\u8be2\u7684\u57df\u540d\uff0c\u4e0d\u5b58\u4e8e\u672c\u5730DNS\u670d\u52a1\u5668\u533a\u57df\u89e3\u6790\u6587\u4ef6\u4e2d\uff0c\u4f46\u672c\u5730dns\u7f13\u5b58\u8fc7\u8be5\u89e3\u6790\u8bb0\u5f55\uff0c\u5219\u4e5f\u8fd4\u56de\u7ed9\u5ba2\u6237\u7aef\uff0c\u5e76\u4e14\u4e5f\u5b8c\u6210\u4e86\u57df\u540d\u89e3\u6790\uff0c\u4f46\u6b64\u89e3\u6790\u4e0d\u5177\u6709\u6743\u5a01\u6027\uff0c\u56e0\u4e3a\u6bd5\u7adf\u662f\u81ea\u5df1\u7684\u7f13\u5b58\u7684\u4e1c\u897f\uff0c\u53ef\u80fd\u4eba\u5bb6\u6743\u5a01dns\u65e9\u5c31\u66f4\u65b0\u4e86\u8bb0\u5f55\uff0c\u4f60\u8fd9\u91cc\u7684\u7f13\u5b58\u90fd\u662f\u8001\u8bb0\u5f55\u4e86\uff0c\u6240\u4ee5\u8bf4\u4e0d\u6743\u5a01\u3002\u00a0<\/strong><\/span><\/p>\n<p><span style=\"background-color: #00ff00;\"><strong>4\u3001\u5982\u679c\u672c\u5730DNS\u670d\u52a1\u5668\u672c\u5730\u533a\u57df\u6587\u4ef6\u4e0e\u7f13\u5b58\u89e3\u6790\u90fd\u5931\u6548\uff0c<\/strong><strong>\u5219\u6839\u636e\u672c\u5730DNS\u670d\u52a1\u5668\u7684\u8bbe\u7f6e\uff08\u662f\u5426\u8bbe\u7f6e\u8f6c\u53d1\u5668\uff09\u8fdb\u884c\u67e5\u8be2\uff0c<\/strong><\/span><\/p>\n<p><span style=\"background-color: #00ff00;\"><strong><span style=\"background-color: #ff0000;\">\uff081\uff09\u5982\u679c\u672a\u7528\u8f6c\u53d1\u6a21\u5f0f\uff1a<\/span><\/strong><\/span><\/p>\n<p><span style=\"background-color: #00ff00;\"><strong>\u672c\u5730DNS\u5c31\u628a\u8bf7\u6c42\u53d1\u81f313\u53f0\u6839DNS\uff0c\u6839DNS\u670d\u52a1\u5668\u6536\u5230\u8bf7\u6c42\u540e\u4f1a\u5224\u65ad\u8fd9\u4e2a\u57df\u540d(.com)\u662f\u8c01\u6765\u6388\u6743\u7ba1\u7406\uff0c\u5e76\u4f1a\u8fd4\u56de\u4e00\u4e2a\u8d1f\u8d23\u8be5\u9876\u7ea7\u57df\u540d\u670d\u52a1\u5668\u7684\u4e00\u4e2aIP\u3002<\/strong><\/span><\/p>\n<p data-spm-anchor-id=\"a2c6h.12873639.article-detail.i13.38435fbaKXNTPo\"><span style=\"background-color: #00ff00;\"><strong>\u00a0 \u672c\u5730DNS\u670d\u52a1\u5668\u6536\u5230IP\u4fe1\u606f\u540e\uff0c\u5c06\u4f1a\u8054\u7cfb\u8d1f\u8d23.com\u57df\u7684\u8fd9\u53f0\u670d\u52a1\u5668\u3002\u8fd9\u53f0\u8d1f\u8d23.com\u57df\u7684\u670d\u52a1\u5668\u6536\u5230\u8bf7\u6c42\u540e\uff0c\u5982\u679c\u81ea\u5df1\u65e0\u6cd5\u89e3\u6790\uff0c\u5b83\u5c31\u4f1a\u627e\u4e00\u4e2a\u7ba1\u7406.com\u57df\u7684\u4e0b\u4e00\u7ea7DNS\u670d\u52a1\u5668\u5730\u5740(qq.com)\u7ed9\u672c\u5730DNS\u670d\u52a1\u5668\u3002\u5f53\u672c\u5730DNS\u670d\u52a1\u5668\u6536\u5230\u8fd9\u4e2a\u5730\u5740\u540e\uff0c\u5c31\u4f1a\u627eqq.com\u57df\u670d\u52a1\u5668\uff0c\u91cd\u590d\u4e0a\u9762\u7684\u52a8\u4f5c\uff0c\u8fdb\u884c\u67e5\u8be2\uff0c\u76f4\u81f3\u627e\u5230www.qq.com\u4e3b\u673a\u3002\u00a0<\/strong><\/span><\/p>\n<p data-spm-anchor-id=\"a2c6h.12873639.article-detail.i2.38435fbaKXNTPo\"><span style=\"background-color: #00ff00;\"><strong><span style=\"background-color: #ff0000;\">\uff082\uff09\u5982\u679c\u7528\u7684\u662f\u8f6c\u53d1\u6a21\u5f0f\uff1a<\/span><\/strong><\/span><\/p>\n<p data-spm-anchor-id=\"a2c6h.12873639.article-detail.i2.38435fbaKXNTPo\"><span style=\"background-color: #00ff00;\">forwarders {<\/span><\/p>\n<p data-spm-anchor-id=\"a2c6h.12873639.article-detail.i2.38435fbaKXNTPo\"><span style=\"background-color: #00ff00;\">\u00a0 \u00a0 1.1.1.1;\u00a0 \/\/ \u6307\u5b9a\u8f6c\u53d1\u7684\u4e0a\u7ea7dns\uff0c\u8fd9\u6761\u6ca1\u6709\u547d\u4e2d\u5c31\u7ee7\u7eed\u4e0b\u4e00\u6761<\/span><\/p>\n<p data-spm-anchor-id=\"a2c6h.12873639.article-detail.i2.38435fbaKXNTPo\"><span style=\"background-color: #00ff00;\">\u00a0 \u00a0 2.2.2.2;<\/span><\/p>\n<p data-spm-anchor-id=\"a2c6h.12873639.article-detail.i2.38435fbaKXNTPo\"><span style=\"background-color: #00ff00;\">}<\/span><\/p>\n<p data-spm-anchor-id=\"a2c6h.12873639.article-detail.i2.38435fbaKXNTPo\"><span style=\"background-color: #00ff00;\"><strong>\u6b64DNS\u670d\u52a1\u5668\u5c31\u4f1a\u628a\u8bf7\u6c42\u8f6c\u53d1\u81f3\u4e0a\u4e00\u7ea7DNS\u670d\u52a1\u5668\uff0c\u7531\u4e0a\u4e00\u7ea7\u670d\u52a1\u5668\u8fdb\u884c\u89e3\u6790\uff0c\u4e0a\u4e00\u7ea7\u670d\u52a1\u5668\u5982\u679c\u4e0d\u80fd\u89e3\u6790\uff0c\u6216\u627e\u6839DNS\u6216\u628a\u8f6c\u8bf7\u6c42\u8f6c\u81f3\u4e0a\u4e0a\u7ea7\uff0c\u4ee5\u6b64\u5faa\u73af\u3002\u4e0d\u7ba1\u662f\u672c\u5730DNS\u670d\u52a1\u5668\u7528\u662f\u662f\u8f6c\u53d1\uff0c\u8fd8\u662f\u6839\u63d0\u793a\uff0c\u6700\u540e\u90fd\u662f\u628a\u7ed3\u679c\u8fd4\u56de\u7ed9\u672c\u5730DNS\u670d\u52a1\u5668\uff0c\u7531\u6b64DNS\u670d\u52a1\u5668\u518d\u8fd4\u56de\u7ed9\u5ba2\u6237\u673a\u3002<\/strong>\u00a0<\/span><\/p>\n<p><span style=\"background-color: #00ff00;\">\u00a0\u00a0\u00a0\u00a0\u4ece\u5ba2\u6237\u7aef\u5230\u672c\u5730DNS\u670d\u52a1\u5668\u662f\u5c5e\u4e8e\u9012\u5f52\u67e5\u8be2\uff0c\u800cDNS\u670d\u52a1\u5668\u4e4b\u95f4\u5c31\u662f\u7684\u4ea4\u4e92\u67e5\u8be2\u5c31\u662f\u8fed\u4ee3\u67e5\u8be2\u3002<\/span><\/p>\n<p><\/div><\/div>\n<h2>3.3 \u4e00\u4e2adns\u89e3\u6790\u8ffd\u8e2a\u6848\u4f8b<\/h2>\n<p><span style=\"background-color: #00ff00;\"><strong>\u4e00\u3001\u5148\u7528\u547d\u4ee4\u67e5\u770b\u67d0\u4e2a\u57df\u540d\u7684\u6743\u5a01\/\u6388\u6743dns<\/strong><\/span><\/p>\n<p>C:\\Users\\18611&gt;nslookup -type=ns egonlin.com\u00a0 # -type=ns\u6307\u7684\u662f\uff0c\u53ea\u67e5\u770b\u8be5\u57df\u540d\u7684\u4e3bdns\u6216\u8005\u53eb\u6388\u6743dns\u3001\u6216\u8005\u53eb\u533a\u57dfdns<br \/>\n\u670d\u52a1\u5668: ns-cx2.online.sh.cn # \u8fd9\u4e2a\u662f\u4f60\u672c\u5730\u7f51\u5361\u4e0a\u914d\u7f6e\u7684dns\u7684ip\u5730\u5740\u5bf9\u5e94\u7684\u57df\u540d<br \/>\nAddress: 116.228.111.118 # \u8fd9\u4e2a\u662f\u4f60\u672c\u5730\u7f51\u5361\u4e0a\u914d\u7f6e\u7684dns\u7684ip\u5730\u5740<\/p>\n<p>\u975e\u6743\u5a01\u5e94\u7b54:<br \/>\negonlin.com nameserver = dns19.hichina.com # egonlin.com\u7684\u6743\u5a01dns1<br \/>\negonlin.com nameserver = dns20.hichina.com # egonlin.com\u7684\u6743\u5a01dns2<\/p>\n<p><span style=\"background-color: #00ff00;\">\u4e8c\u3001\u7136\u540e\u5728\u4f60\u7684\u6d4b\u8bd5\u673a\u5668\u4e0a\u5b89\u88c5\u4e0b\u5de5\u5177<\/span><\/p>\n<p><code>yum install bind-utils -y\u00a0 # \u8981\u4f7f\u7528dig\u5de5\u5177\uff0c\u9700\u8981\u5b89\u88c5\u8be5\u5305\uff0cdig\u7528\u6765\u6d4b\u8bd5dns\u89e3\u6790\uff0c\u6bd4nslookup\u8981\u5f3a\u5927<\/code><\/p>\n<p><span style=\"background-color: #00ff00;\">\u4e09\u3001\u6d4b\u8bd5\u5185\u5bb9\u5982\u4e0b<\/span><\/p>\n<div  class='collapse-block shadow-sm collapse-block-transparent collapsed hide-border-left'><div class='collapse-block-title'><span class='collapse-block-title-inner'>\u5b8c\u6574\u89e3\u6790<\/span><i class='collapse-icon fa fa-angle-down'><\/i><\/div><div class='collapse-block-body' style='display:none;'><\/p>\n<p>[root@localhost ~]# cat \/etc\/resolv.conf<br \/>\n# Generated by NetworkManager<br \/>\n<strong><span style=\"color: #ff0000;\">nameserver 116.228.111.118<\/span><\/strong><br \/>\n<strong><span style=\"color: #ff0000;\">nameserver 180.168.255.18<\/span><\/strong><br \/>\n[root@localhost ~]#<span style=\"color: #ff0000;\"><strong> dig +trace egonlin.com<\/strong><\/span><\/p>\n<p>; &lt;&lt;&gt;&gt; DiG 9.16.23-RH &lt;&lt;&gt;&gt; +trace egonlin.com<br \/>\n;; global options: +cmd<br \/>\n. 474356 IN NS k.root-servers.net.<br \/>\n. 474356 IN NS g.root-servers.net.<br \/>\n. 474356 IN NS c.root-servers.net.<br \/>\n. 474356 IN NS j.root-servers.net.<br \/>\n. 474356 IN NS b.root-servers.net.<br \/>\n. 474356 IN NS l.root-servers.net.<br \/>\n. 474356 IN NS d.root-servers.net.<br \/>\n. 474356 IN NS m.root-servers.net.<br \/>\n. 474356 IN NS i.root-servers.net.<br \/>\n. 474356 IN NS f.root-servers.net.<br \/>\n. 474356 IN NS a.root-servers.net.<br \/>\n. 474356 IN NS h.root-servers.net.<br \/>\n. 474356 IN NS e.root-servers.net.<br \/>\n;; Received 267 bytes from 116.228.111.118#53(116.228.111.118) in 22 ms\u00a0 # <span style=\"background-color: #ff0000;\">1\u3001dig\u9996\u5148\u67e5\u8be2\u672c\u5730dns\uff1a116.228.111.118\uff0c\u8be5dns\u8fd4\u56de\u7ed9\u6211\u4eec\u5982\u4e0a13\u53f0\u6839dns\u5730\u5740\uff0c\u5982\u4e0a\u6240\u793a<\/span><\/p>\n<p>com. 172800 IN NS e.gtld-servers.net.<br \/>\ncom. 172800 IN NS b.gtld-servers.net.<br \/>\ncom. 172800 IN NS a.gtld-servers.net.<br \/>\ncom. 172800 IN NS d.gtld-servers.net.<br \/>\ncom. 172800 IN NS i.gtld-servers.net.<br \/>\ncom. 172800 IN NS f.gtld-servers.net.<br \/>\ncom. 172800 IN NS j.gtld-servers.net.<br \/>\ncom. 172800 IN NS k.gtld-servers.net.<br \/>\ncom. 172800 IN NS c.gtld-servers.net.<br \/>\ncom. 172800 IN NS g.gtld-servers.net.<br \/>\ncom. 172800 IN NS h.gtld-servers.net.<br \/>\ncom. 172800 IN NS l.gtld-servers.net.<br \/>\ncom. 172800 IN NS m.gtld-servers.net.<br \/>\ncom. 86400 IN DS 19718 13 2 8ACBB0CD28F41250A80A491389424D341522D946B0DA0C0291F2D3D7 71D7805A<br \/>\ncom. 86400 IN RRSIG DS 8 1 86400 20240424050000 20240411040000 5613 . EOme\/y0AhSnJMfBycCNrZirIncnXEF\/BJ\/4UNdecXbxL8LRC8PTgEB60 yMn2tfb4lMYVs2jhLNVTE1dBQjaLd5s+norNsN28W6eXnIB2y3nxR224 r792ZMDXFaVeboK0kpQHYF0DEJCgmoXCpPOb0mY8klKYrv16Wv51+jBd LepXI6jtPj48Jhhs6649uLI\/fC6pt\/uAfYfaRbR5FDcwgobzp4qbUyFK TXAqHmMO0IwRKHkoWNhijmDSW0z0d7pAoRzJxpjgBRbUSzAGEWnzM1+P LX52JBWeE6\/9EVVteoPkT\/fGbczRntkwvgkfQfxHTAJxUyUII8gZ1gSw GpBaPA==<br \/>\n;; Received 1171 bytes from 192.5.5.241#53(f.root-servers.net) in 161 ms <span style=\"background-color: #ff0000;\">#2\u3001dig\u9009\u62e9\u4e86F.root-servers.net-192.5.5.241\u8fd9\u53f0\u6839dns\u8fdb\u884c\u95ee\u8be2egonlin.com\u7684\u5730\u5740\uff0c\u7ed3\u679c\u8be5\u6839dns\u8fd4\u56de\u4e86\u4e00\u5806.com\u9876\u7ea7\u57df\u7684\u5217\u8868\uff0c\u5982\u4e0a\u6240\u793a<\/span><\/p>\n<p>egonlin.com. 172800 IN NS dns19.hichina.com.<br \/>\negonlin.com. 172800 IN NS dns20.hichina.com.<br \/>\nCK0POJMG874LJREF7EFN8430QVIT8BSM.com. 86400 IN NSEC3 1 1 0 &#8211; CK0Q2D6NI4I7EQH8NA30NS61O48UL8G5 NS SOA RRSIG DNSKEY NSEC3PARAM<br \/>\nCK0POJMG874LJREF7EFN8430QVIT8BSM.com. 86400 IN RRSIG NSEC3 13 2 86400 20240418042457 20240411031457 4534 com. SiCBPNIxm40ffMTBL\/a4waiouJkfKLHQvqUI1wx\/UdU6xLvQRoiHTade AIr4dUk4duYzfpJBTZgdu+uGfYEMFg==<br \/>\nV8Q0HSPNCTS0H4BR2OVPJKCB790HOPGI.com. 86400 IN NSEC3 1 1 0 &#8211; V8Q19D1OMLBF2IB1SNP7Q03Q8G2HFNMH NS DS RRSIG<br \/>\nV8Q0HSPNCTS0H4BR2OVPJKCB790HOPGI.com. 86400 IN RRSIG NSEC3 13 2 86400 20240415055619 20240408044619 4534 com. m7layw3PqVgzp2Z6nYxXu0BQFqA640SAECMLBZuvAKNmpFnaNXr+x+aY Up8LlDM+GIDpYLDVQW5+D\/TRzLrpYA==<br \/>\n;; Received 757 bytes from 192.12.94.30#53(e.gtld-servers.net) in 194 ms <span style=\"background-color: #ff0000;\"># 3\u3001dig\u63a5\u7740\u9009\u62e9\u4e86e.gtld-servers.net\u8fd9\u4e2a\u9876\u7ea7\u57df\u7684dns\u670d\u52a1\u5668\u95ee\u8be2egonlin.com\uff0c\u7ed3\u679c\u5f97\u5230\u5982\u4e0a\u4e24\u4e2a\u6388\u6743dns\u7684\u5730\u5740<\/span><\/p>\n<p>egonlin.com. 600 IN A 47.100.127.47<br \/>\n;; Received 56 bytes from 47.118.199.200#53(dns19.hichina.com) in 13 ms <span style=\"background-color: #ff0000;\">#4\u3001\u6700\u7ec8dig\u4ece\u67d0\u4e00\u53f0\u6388\u6743dns\u670d\u52a1dns19.hichina.com\u90a3\u91cc\u62ff\u5230\u4e86\u89e3\u6790\u51fa\u7684ip\u5730\u574047.100.127.47<\/span><\/p>\n<p><\/div><\/div>\n<h2>3.4 DNS\u7f13\u5b58<\/h2>\n<p>DNS\u7f13\u5b58\u6307DNS\u8fd4\u56de\u4e86\u6b63\u786e\u7684IP\u4e4b\u540e\uff0c\u7cfb\u7edf\u5c31\u4f1a\u5c06\u8fd9\u4e2a\u7ed3\u679c\u4e34\u65f6\u50a8\u5b58\u8d77\u6765\u3002\u5e76\u4e14\u5b83\u4f1a\u4e3a\u7f13\u5b58\u8bbe\u5b9a\u4e00\u4e2a\u5931\u6548\u65f6\u95f4 (\u4f8b\u5982N\u5c0f\u65f6)\uff0c\u5728\u8fd9N\u5c0f\u65f6\u4e4b\u5185\uff0c\u5f53\u4f60\u518d\u6b21\u8bbf\u95ee\u8fd9\u4e2a\u7f51\u7ad9\u65f6\uff0c\u7cfb\u7edf\u5c31\u4f1a\u76f4\u63a5\u4ece\u4f60\u7535\u8111\u672c\u5730\u7684DNS\u7f13\u5b58\u4e2d\u628a\u7ed3\u679c\u4ea4\u8fd8\u7ed9\u4f60\uff0c\u800c\u4e0d\u5fc5\u518d\u53bb\u8be2\u95eeDNS\u670d\u52a1\u5668\uff0c\u53d8\u76f8\u201c\u52a0\u901f\u201d\u4e86\u7f51\u5740\u7684\u89e3\u6790\u3002<\/p>\n<p>\u5f53\u7136\uff0c\u5728\u8d85\u8fc7N\u5c0f\u65f6\u4e4b\u540e\uff0c\u7cfb\u7edf\u4f1a\u81ea\u52a8\u518d\u6b21\u53bb\u8be2\u95eeDNS\u670d\u52a1\u5668\u83b7\u5f97\u65b0\u7684\u7ed3\u679c\u3002\u6240\u4ee5\uff0c\u5f53\u4f60\u4fee\u6539\u4e86 DNS \u670d\u52a1\u5668\uff0c\u5e76\u4e14\u4e0d\u5e0c\u671b\u7535\u8111\u7ee7\u7eed\u4f7f\u7528\u4e4b\u524d\u7684DNS\u7f13\u5b58\u65f6\uff0c\u5c31\u9700\u8981\u624b\u52a8\u53bb\u6e05\u9664\u672c\u5730\u7684\u7f13\u5b58\u4e86\u3002<\/p>\n<h2>3.5 DNS\u7f13\u5b58\u4e0e\u4f18\u5148\u7ea7<\/h2>\n<p><span style=\"font-size: 20px;\"><strong><span style=\"color: #339966;\">1\u3001\u5982\u679c\u4f60\u7528\u6d4f\u89c8\u5668\u53d1\u8d77\u8bbf\u95ee<\/span><\/strong><\/span><\/p>\n<p>Chrome DNS \u7f13\u5b58 &gt; HOSTS\u6587\u4ef6 &gt; \u7cfb\u7edfDNS\u7f13\u5b58 &gt; DNS\u670d\u52a1\u5668\u3002<\/p>\n<p><span style=\"color: #339966; font-size: 20px;\"><strong>2\u3001\u5982\u679c\u4f60\u4e0d\u7528\u6d4f\u89c8\u5668\u53d1\u8d77\u8bbf\u95ee<\/strong><\/span><\/p>\n<p>HOSTS\u6587\u4ef6 &gt; \u7cfb\u7edfDNS\u7f13\u5b58 &gt; DNS\u670d\u52a1\u5668\u3002<\/p>\n<p><span style=\"background-color: #ff0000;\">\u7f13\u5b58\u4f18\u5148\u7ea7\u4ece\u9ad8\u5230\u4f4e<\/span><\/p>\n<pre><code>1\uff09\u6d4f\u89c8\u5668\u7f13\u5b58: \u6d4f\u89c8\u5668\u4f1a\u6309\u7167\u4e00\u5b9a\u9891\u7387\u7f13\u5b58DNS\u8bb0\u5f55\uff08\u8c37\u6b4c\u67e5\u770bchrome:\/\/net-internals\/#dns\u70b9\u51fbclear host cache\u6e05\u9664\uff09\r\n2\uff09\u672c\u5730HOSTS\u6587\u4ef6\uff08\u786c\u76d8\u4e2d\uff09: Windows\u7cfb\u7edf\u4e2d\u4f4d\u4e8eC:\\Windows\\System32\\drivers\\etc\\HOSTS\r\n3\uff09\u7cfb\u7edfDNS\u7f13\u5b58\uff1a\u7cfb\u7edf\u4e2d\u7684DNS\u89e3\u6790\u5668\u6a21\u5757\u505a\u7684\u7f13\u5b58\uff08\u67e5\u770bipconfig \/displaydns\uff0c\u6e05\u9664ipconfig \/flushdns\uff09<\/code><code>\r\n4\uff09\u672c\u5730dns\u670d\u52a1\u5668\uff1a\u4f60\u672c\u5730\u7f51\u5361\u4e0a\u914d\u7f6e\u7684dns\u5730\u5740\r\n5\uff09\u672c\u5730dns\u670d\u52a1\u5668\u53ef\u80fd\u5f00\u542f\u4e86\u8f6c\u53d1\u6a21\u5f0f\u5219\u4f1a\u53bb\u627e\u4e0a\u7ea7dns\r\n6\uff09\u6839\u670d\u52a1\u5668\uff08\u8fdc\u7a0b\uff0c\u8de8\u56fd\uff09: ISP\u7684DNS\u670d\u52a1\u5668\u8fd8\u627e\u4e0d\u5230\u7684\u8bdd\uff0c\u5b83\u5c31\u4f1a\u5411\u6839\u670d\u52a1\u5668\u53d1\u51fa\u67e5\u8be2\u8bf7\u6c42<\/code><\/pre>\n<h2>3.7 \u5176\u4ed6\u4e86\u89e3<\/h2>\n<p>\u6253\u5f00cmd\u6267\u884c\u547d\u4ee4\uff1aipconfig \/all<\/p>\n<p>\u5168\u56fd\u901a\u7528DNS\u5730\u5740\uff08\u56fd\u5185\u7528\u6237\u63a8\u8350\u4f7f\u7528\uff0c\u901f\u5ea6\u8f83\u5feb\uff01\uff09<br \/>\n\u9996\u5148DNS\u670d\u52a1\u5668\u5730\u5740\u6dfb\uff1a114.114.114.114 (\u4f4d\u4e8e\u5317\u4eac\u4eba\u6c11\u82f1\u96c4\u7eaa\u5ff5\u7891\uff09<br \/>\n\u5907\u7528DNS\u670d\u52a1\u5668\u5730\u5740\u6dfb\uff1a114.114.115.115<br \/>\n\u5168\u7403\u901a\u7528DNS\u5730\u5740\uff08\u6b64DNS\u5730\u5740\u4e3a\u8c37\u6b4c\u670d\u52a1\u5668\u7684\uff09<br \/>\n\u9996\u9009DNS\u670d\u52a1\u5668\u5730\u5740\u6dfb\uff1a8.8.8.8<br \/>\n\u5907\u7528DNS\u670d\u52a1\u5668\u5730\u5740\u6dfb\uff1a8.8.4.4<\/p>\n<h1>\u56db.\u7f51\u7edc\u901a\u4fe1\u5fc5\u5907\u56db\u79cd\u5730\u5740<\/h1>\n<p>\u60f3\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\uff0c\u6bcf\u53f0\u4e3b\u673a\u9700\u5177\u5907\u56db\u8981\u7d20<\/p>\n<p>\u672c\u673a\u7684IP\u5730\u5740<br \/>\n\u5b50\u7f51\u63a9\u7801<br \/>\n\u7f51\u5173\u7684IP\u5730\u5740<br \/>\nDNS\u7684IP\u5730\u5740<br \/>\n\u83b7\u53d6\u8fd9\u56db\u8981\u7d20\u5206\u4e24\u79cd\u65b9\u5f0f<\/p>\n<p>1.\u9759\u6001\u83b7\u53d6<\/p>\n<p>\u5373\u624b\u52a8\u914d\u7f6e<\/p>\n<p>2.\u52a8\u6001\u83b7\u53d6<\/p>\n<p>\u901a\u8fc7dhcp\u83b7\u53d6<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274634391.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274634391.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><br \/>\n\uff081\uff09\u6700\u524d\u9762\u7684\u201d\u4ee5\u592a\u7f51\u6807\u5934\u201d\uff0c\u8bbe\u7f6e\u53d1\u51fa\u65b9\uff08\u672c\u673a\uff09\u7684MAC\u5730\u5740\u548c\u63a5\u6536\u65b9\uff08DHCP\u670d\u52a1\u5668\uff09\u7684MAC\u5730\u5740\u3002\u524d\u8005\u5c31\u662f\u672c\u673a\u7f51\u5361\u7684MAC\u5730\u5740\uff0c\u540e\u8005\u8fd9\u65f6\u4e0d\u77e5\u9053\uff0c\u5c31\u586b\u5165\u4e00\u4e2a\u5e7f\u64ad\u5730\u5740\uff1aFF-FF-FF-FF-FF-FF\u3002<\/p>\n<p>\uff082\uff09\u540e\u9762\u7684\u201dIP\u6807\u5934\u201d\uff0c\u8bbe\u7f6e\u53d1\u51fa\u65b9\u7684IP\u5730\u5740\u548c\u63a5\u6536\u65b9\u7684IP\u5730\u5740\u3002\u8fd9\u65f6\uff0c\u5bf9\u4e8e\u8fd9\u4e24\u8005\uff0c\u672c\u673a\u90fd\u4e0d\u77e5\u9053\u3002\u4e8e\u662f\uff0c\u53d1\u51fa\u65b9\u7684IP\u5730\u5740\u5c31\u8bbe\u4e3a0.0.0.0\uff0c\u63a5\u6536\u65b9\u7684IP\u5730\u5740\u8bbe\u4e3a255.255.255.255\u3002<\/p>\n<p>\uff083\uff09\u6700\u540e\u7684\u201dUDP\u6807\u5934\u201d\uff0c\u8bbe\u7f6e\u53d1\u51fa\u65b9\u7684\u7aef\u53e3\u548c\u63a5\u6536\u65b9\u7684\u7aef\u53e3\u3002\u8fd9\u4e00\u90e8\u5206\u662fDHCP\u534f\u8bae\u89c4\u5b9a\u597d\u7684\uff0c\u53d1\u51fa\u65b9\u662f68\u7aef\u53e3\uff0c\u63a5\u6536\u65b9\u662f67\u7aef\u53e3\u3002<\/p>\n<p>\u8fd9\u4e2a\u6570\u636e\u5305\u6784\u9020\u5b8c\u6210\u540e\uff0c\u5c31\u53ef\u4ee5\u53d1\u51fa\u4e86\u3002\u4ee5\u592a\u7f51\u662f\u5e7f\u64ad\u53d1\u9001\uff0c\u540c\u4e00\u4e2a\u5b50\u7f51\u7edc\u7684\u6bcf\u53f0\u8ba1\u7b97\u673a\u90fd\u6536\u5230\u4e86\u8fd9\u4e2a\u5305\u3002\u56e0\u4e3a\u63a5\u6536\u65b9\u7684MAC\u5730\u5740\u662fFF-FF-FF-FF-FF-FF\uff0c\u770b\u4e0d\u51fa\u662f\u53d1\u7ed9\u8c01\u7684\uff0c\u6240\u4ee5\u6bcf\u53f0\u6536\u5230\u8fd9\u4e2a\u5305\u7684\u8ba1\u7b97\u673a\uff0c\u8fd8\u5fc5\u987b\u5206\u6790\u8fd9\u4e2a\u5305\u7684IP\u5730\u5740\uff0c\u624d\u80fd\u786e\u5b9a\u662f\u4e0d\u662f\u53d1\u7ed9\u81ea\u5df1\u7684\u3002\u5f53\u770b\u5230\u53d1\u51fa\u65b9IP\u5730\u5740\u662f0.0.0.0\uff0c\u63a5\u6536\u65b9\u662f255.255.255.255\uff0c\u4e8e\u662fDHCP\u670d\u52a1\u5668\u77e5\u9053\u201d\u8fd9\u4e2a\u5305\u662f\u53d1\u7ed9\u6211\u7684\u201d\uff0c\u800c\u5176\u4ed6\u8ba1\u7b97\u673a\u5c31\u53ef\u4ee5\u4e22\u5f03\u8fd9\u4e2a\u5305\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\uff0cDHCP\u670d\u52a1\u5668\u8bfb\u51fa\u8fd9\u4e2a\u5305\u7684\u6570\u636e\u5185\u5bb9\uff0c\u5206\u914d\u597dIP\u5730\u5740\uff0c\u53d1\u9001\u56de\u53bb\u4e00\u4e2a\u201dDHCP\u54cd\u5e94\u201d\u6570\u636e\u5305\u3002\u8fd9\u4e2a\u54cd\u5e94\u5305\u7684\u7ed3\u6784\u4e5f\u662f\u7c7b\u4f3c\u7684\uff0c\u4ee5\u592a\u7f51\u6807\u5934\u7684MAC\u5730\u5740\u662f\u53cc\u65b9\u7684\u7f51\u5361\u5730\u5740\uff0cIP\u6807\u5934\u7684IP\u5730\u5740\u662fDHCP\u670d\u52a1\u5668\u7684IP\u5730\u5740\uff08\u53d1\u51fa\u65b9\uff09\u548c255.255.255.255\uff08\u63a5\u6536\u65b9\uff09\uff0cUDP\u6807\u5934\u7684\u7aef\u53e3\u662f67\uff08\u53d1\u51fa\u65b9\uff09\u548c68\uff08\u63a5\u6536\u65b9\uff09\uff0c\u5206\u914d\u7ed9\u8bf7\u6c42\u7aef\u7684IP\u5730\u5740\u548c\u672c\u7f51\u7edc\u7684\u5177\u4f53\u53c2\u6570\u5219\u5305\u542b\u5728Data\u90e8\u5206\u3002<\/p>\n<p>\u65b0\u52a0\u5165\u7684\u8ba1\u7b97\u673a\u6536\u5230\u8fd9\u4e2a\u54cd\u5e94\u5305\uff0c\u4e8e\u662f\u5c31\u77e5\u9053\u4e86\u81ea\u5df1\u7684IP\u5730\u5740\u3001\u5b50\u7f51\u63a9\u7801\u3001\u7f51\u5173\u5730\u5740\u3001DNS\u670d\u52a1\u5668\u7b49\u7b49\u53c2\u6570<\/p>\n<h1>\u4e94 \u7f51\u7edc\u901a\u4fe1\u6d41\u7a0b<\/h1>\n<p>1.\u672c\u673a\u83b7\u53d6<\/p>\n<p>\u672c\u673a\u7684IP\u5730\u5740\uff1a192.168.1.100<br \/>\n\u5b50\u7f51\u63a9\u7801\uff1a255.255.255.0<br \/>\n\u7f51\u5173\u7684IP\u5730\u5740\uff1a192.168.1.1<br \/>\nDNS\u7684IP\u5730\u5740\uff1a8.8.8.8<br \/>\n2.\u6253\u5f00\u6d4f\u89c8\u5668\uff0c\u60f3\u8981\u8bbf\u95eeGoogle\uff0c\u5728\u5730\u5740\u680f\u8f93\u5165\u4e86\u7f51\u5740\uff1awww.google.com\u3002<\/p>\n<p>3.dns\u534f\u8bae(\u57fa\u4e8eudp\u534f\u8bae)<\/p>\n<p>4.HTTP\u90e8\u5206\u7684\u5185\u5bb9\uff0c\u7c7b\u4f3c\u4e8e\u4e0b\u9762\u8fd9\u6837\uff1a<\/p>\n<p>GET \/ HTTP\/1.1<br \/>\nHost: www.google.com<br \/>\nConnection: keep-alive<br \/>\nUser-Agent: Mozilla\/5.0 (Windows NT 6.1) \u2026\u2026<br \/>\nAccept: text\/html,application\/xhtml+xml,application\/xml;q=0.9,<em>\/<\/em>;q=0.8<br \/>\nAccept-Encoding: gzip,deflate,sdch<br \/>\nAccept-Language: zh-CN,zh;q=0.8<br \/>\nAccept-Charset: GBK,utf-8;q=0.7,*;q=0.3<br \/>\nCookie: \u2026 \u2026<\/p>\n<p>\u6211\u4eec\u5047\u5b9a\u8fd9\u4e2a\u90e8\u5206\u7684\u957f\u5ea6\u4e3a4960\u5b57\u8282\uff0c\u5b83\u4f1a\u88ab\u5d4c\u5728TCP\u6570\u636e\u5305\u4e4b\u4e2d\u3002<\/p>\n<p>5 TCP\u534f\u8bae<\/p>\n<p>TCP\u6570\u636e\u5305\u9700\u8981\u8bbe\u7f6e\u7aef\u53e3\uff0c\u63a5\u6536\u65b9\uff08Google\uff09\u7684HTTP\u7aef\u53e3\u9ed8\u8ba4\u662f80\uff0c\u53d1\u9001\u65b9\uff08\u672c\u673a\uff09\u7684\u7aef\u53e3\u662f\u4e00\u4e2a\u968f\u673a\u751f\u6210\u76841024-65535\u4e4b\u95f4\u7684\u6574\u6570\uff0c\u5047\u5b9a\u4e3a51775\u3002<\/p>\n<p>TCP\u6570\u636e\u5305\u7684\u6807\u5934\u957f\u5ea6\u4e3a20\u5b57\u8282\uff0c\u52a0\u4e0a\u5d4c\u5165HTTP\u7684\u6570\u636e\u5305\uff0c\u603b\u957f\u5ea6\u53d8\u4e3a4980\u5b57\u8282\u3002<\/p>\n<p>6 IP\u534f\u8bae<\/p>\n<p>\u7136\u540e\uff0cTCP\u6570\u636e\u5305\u518d\u5d4c\u5165IP\u6570\u636e\u5305\u3002IP\u6570\u636e\u5305\u9700\u8981\u8bbe\u7f6e\u53cc\u65b9\u7684IP\u5730\u5740\uff0c\u8fd9\u662f\u5df2\u77e5\u7684\uff0c\u53d1\u9001\u65b9\u662f192.168.1.100\uff08\u672c\u673a\uff09\uff0c\u63a5\u6536\u65b9\u662f172.194.72.105\uff08Google\uff09\u3002<\/p>\n<p>IP\u6570\u636e\u5305\u7684\u6807\u5934\u957f\u5ea6\u4e3a20\u5b57\u8282\uff0c\u52a0\u4e0a\u5d4c\u5165\u7684TCP\u6570\u636e\u5305\uff0c\u603b\u957f\u5ea6\u53d8\u4e3a5000\u5b57\u8282\u3002<\/p>\n<p>7 \u4ee5\u592a\u7f51\u534f\u8bae<\/p>\n<p>\u6700\u540e\uff0cIP\u6570\u636e\u5305\u5d4c\u5165\u4ee5\u592a\u7f51\u6570\u636e\u5305\u3002\u4ee5\u592a\u7f51\u6570\u636e\u5305\u9700\u8981\u8bbe\u7f6e\u53cc\u65b9\u7684MAC\u5730\u5740\uff0c\u53d1\u9001\u65b9\u4e3a\u672c\u673a\u7684\u7f51\u5361MAC\u5730\u5740\uff0c\u63a5\u6536\u65b9\u4e3a\u7f51\u5173192.168.1.1\u7684MAC\u5730\u5740\uff08\u901a\u8fc7ARP\u534f\u8bae\u5f97\u5230\uff09\u3002<\/p>\n<p>\u4ee5\u592a\u7f51\u6570\u636e\u5305\u7684\u6570\u636e\u90e8\u5206\uff0c\u6700\u5927\u957f\u5ea6\u4e3a1500\u5b57\u8282\uff0c\u800c\u73b0\u5728\u7684IP\u6570\u636e\u5305\u957f\u5ea6\u4e3a5000\u5b57\u8282\u30025000 \/ 1500 = 3.33 \u56e0\u6b64\uff0cIP\u6570\u636e\u5305\u5fc5\u987b\u5206\u5272\u6210\u56db\u4e2a\u5305\u3002\u6bcf\u4e2a\u5305\u90fd\u9700\u8981\u91cd\u590d\u5305\u542b\u4e00\u6b21\u7684IP\u6807\u5934\uff0820\u5b57\u8282\uff09\uff0c\u6240\u4ee5\u989d\u5916\u589e\u52a0\u76843\u6b21\u4e58\u4ee520\u5f9760\uff0c\u9700\u8981\u5197\u4f59\u591a\u53d160\u4e2a\u5b57\u8282\uff0c\u52a0\u8f7d\u4e00\u8d774\u4e2a\u5305=5600\u5b57\u8282\uff0c\u6240\u4ee5\u56db\u4e2a\u5305\u7684IP\u6570\u636e\u5305\u7684\u957f\u5ea6\u5206\u522b\u4e3a1500\u30011500\u30011500\u3001560\u3002<br \/>\n<div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274847610.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/image-1704274847610.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"file\" \/><\/div><\/p>\n<p><div class='fancybox-wrapper lazyload-container-unload' data-fancybox='post-images' href='https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/\u5fae\u4fe1\u56fe\u7247_20240412012554.png'><img class=\"lazyload lazyload-style-2\" src=\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\"  loading=\"lazy\" class=\"alignnone size-full wp-image-10162\" data-original=\"https:\/\/egonlin.com\/wp-content\/uploads\/2024\/01\/\u5fae\u4fe1\u56fe\u7247_20240412012554.png\" src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAANSURBVBhXYzh8+PB\/AAffA0nNPuCLAAAAAElFTkSuQmCC\" alt=\"\" width=\"873\" height=\"302\"  sizes=\"(max-width: 873px) 100vw, 873px\" \/><\/div><br \/>\n8 \u670d\u52a1\u5668\u7aef\u54cd\u5e94<\/p>\n<p>\u7ecf\u8fc7\u591a\u4e2a\u7f51\u5173\u7684\u8f6c\u53d1\uff0cGoogle\u7684\u670d\u52a1\u5668172.194.72.105\uff0c\u6536\u5230\u4e86\u8fd9\u56db\u4e2a\u4ee5\u592a\u7f51\u6570\u636e\u5305\u3002<\/p>\n<p>\u6839\u636eIP\u6807\u5934\u7684\u5e8f\u53f7\uff0cGoogle\u5c06\u56db\u4e2a\u5305\u62fc\u8d77\u6765\uff0c\u53d6\u51fa\u5b8c\u6574\u7684TCP\u6570\u636e\u5305\uff0c\u7136\u540e\u8bfb\u51fa\u91cc\u9762\u7684\u201dHTTP\u8bf7\u6c42\u201d\uff0c\u63a5\u7740\u505a\u51fa\u201dHTTP\u54cd\u5e94\u201d\uff0c\u518d\u7528TCP\u534f\u8bae\u53d1\u56de\u6765\u3002<\/p>\n<p>\u672c\u673a\u6536\u5230HTTP\u54cd\u5e94\u4ee5\u540e\uff0c\u5c31\u53ef\u4ee5\u5c06\u7f51\u9875\u663e\u793a\u51fa\u6765\uff0c\u5b8c\u6210\u4e00\u6b21\u7f51\u7edc\u901a\u4fe1\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00.\u64cd\u4f5c\u7cfb\u7edf\u57fa\u7840 \u64cd\u4f5c\u7cfb\u7edf:(Operating System\uff0c\u7b80\u79f0OS)\u662f\u7ba1\u7406\u548c\u63a7\u5236\u8ba1\u7b97\u673a\u786c\u4ef6\u4e0e\u8f6f\u4ef6\u8d44\u6e90\u7684\u8ba1 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/8201"}],"collection":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8201"}],"version-history":[{"count":32,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/8201\/revisions"}],"predecessor-version":[{"id":10206,"href":"https:\/\/egonlin.com\/index.php?rest_route=\/wp\/v2\/posts\/8201\/revisions\/10206"}],"wp:attachment":[{"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8201"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8201"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/egonlin.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8201"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}