{"id":2680,"date":"2021-10-08T18:00:00","date_gmt":"2021-10-09T01:00:00","guid":{"rendered":"https:\/\/www.xh86.me\/?p=2680"},"modified":"2021-10-16T14:44:06","modified_gmt":"2021-10-16T21:44:06","slug":"%e4%ba%a4%e6%8d%a2%e6%9c%ba%e7%9a%84%e4%ba%8c%e3%80%81%e4%b8%89%e3%80%81%e5%9b%9b%e5%b1%82%e4%ba%a4%e6%8d%a2%e6%8a%80%e6%9c%af%ef%bc%8c%e6%95%99%e7%a7%91%e4%b9%a6%e5%bc%8f%e7%9a%84%e5%b7%a5%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/www.xh86.me\/?p=2680","title":{"rendered":"\u4ea4\u6362\u673a\u7684\u4e8c\u3001\u4e09\u3001\u56db\u5c42\u4ea4\u6362\u6280\u672f\uff0c\u6559\u79d1\u4e66\u5f0f\u7684\u5de5\u4f5c\u539f\u7406\u89e3\u91ca"},"content":{"rendered":"
\n
\n

1<\/span>\u4ea4\u6362\u673a<\/span><\/span><\/h2>\n

\u4ea4\u6362\u673a\u7684\u5de5\u4f5c\u539f\u7406<\/span><\/h3>\n
    \n
  1. \n
    \u4ea4\u6362\u673a\u6839\u636e\u6536\u5230\u6570\u636e\u5e27\u4e2d\u7684\u6e90MAC\u5730\u5740\u5efa\u7acb\u8be5\u5730\u5740\u540c\u4ea4\u6362\u673a\u7aef\u53e3\u7684\u6620\u5c04\uff0c\u5e76\u5c06\u5176\u5199\u5165MAC\u5730\u5740\u8868\u4e2d\u3002<\/span><\/section>\n<\/li>\n
  2. \n
    \u4ea4\u6362\u673a\u5c06\u6570\u636e\u5e27\u4e2d\u7684\u76ee\u7684MAC\u5730\u5740\u540c\u5df2\u5efa\u7acb\u7684MAC\u5730\u5740\u8868\u8fdb\u884c\u6bd4\u8f83\uff0c\u4ee5\u51b3\u5b9a\u7531\u54ea\u4e2a\u7aef\u53e3\u8fdb\u884c\u8f6c\u53d1\u3002<\/span><\/section>\n<\/li>\n
  3. \n
    \u5982\u6570\u636e\u5e27\u4e2d\u7684\u76ee\u7684MAC\u5730\u5740\u4e0d\u5728MAC\u5730\u5740\u8868\u4e2d\uff0c\u5219\u5411\u6240\u6709\u7aef\u53e3\u8f6c\u53d1\u3002\u8fd9\u4e00\u8fc7\u7a0b\u79f0\u4e3a\u6cdb\u6d2a<\/strong>\uff08flood\uff09\u3002<\/span><\/section>\n<\/li>\n
  4. \n
    \u5e7f\u64ad\u5e27\u548c\u7ec4\u64ad\u5e27\u5411\u6240\u6709\u7684\u7aef\u53e3\u8f6c\u53d1\u3002<\/span><\/section>\n<\/li>\n<\/ol>\n

    \u4ea4\u6362\u673a\u7684\u4e09\u4e2a\u4e3b\u8981\u529f\u80fd<\/span><\/h3>\n
      \n
    • \n
      \u5b66\u4e60<\/strong>\uff1a\u4ee5\u592a\u7f51\u4ea4\u6362\u673a\u4e86\u89e3\u6bcf\u4e00\u7aef\u53e3\u76f8\u8fde\u8bbe\u5907\u7684MAC\u5730\u5740\uff0c\u5e76\u5c06\u5730\u5740\u540c\u76f8\u5e94\u7684\u7aef\u53e3\u6620\u5c04\u8d77\u6765\u5b58\u653e\u5728\u4ea4\u6362\u673a\u7f13\u5b58\u4e2d\u7684MAC\u5730\u5740\u8868\u4e2d\u3002<\/span><\/section>\n<\/li>\n
    • \n
      \u8f6c\u53d1<\/strong>\/\u8fc7\u6ee4<\/strong>\uff1a\u5f53\u4e00\u4e2a\u6570\u636e\u5e27\u7684\u76ee\u7684\u5730\u5740\u5728MAC\u5730\u5740\u8868\u4e2d\u6709\u6620\u5c04\u65f6\uff0c\u5b83\u88ab\u8f6c\u53d1\u5230\u8fde\u63a5\u76ee\u7684\u8282\u70b9\u7684\u7aef\u53e3\u800c\u4e0d\u662f\u6240\u6709\u7aef\u53e3\uff08\u5982\u8be5\u6570\u636e\u5e27\u4e3a\u5e7f\u64ad\/\u7ec4\u64ad\u5e27\u5219\u8f6c\u53d1\u81f3\u6240\u6709\u7aef\u53e3\uff09\u3002<\/span><\/section>\n<\/li>\n
    • \n
      \u6d88\u9664\u56de\u8def<\/strong>\uff1a\u5f53\u4ea4\u6362\u673a\u5305\u62ec\u4e00\u4e2a\u5197\u4f59\u56de\u8def\u65f6\uff0c\u4ee5\u592a\u7f51\u4ea4\u6362\u673a\u901a\u8fc7\u751f\u6210\u6811\u534f\u8bae\u907f\u514d\u56de\u8def\u7684\u4ea7\u751f\uff0c\u540c\u65f6\u5141\u8bb8\u5b58\u5728\u540e\u5907\u8def\u5f84\u3002<\/span><\/section>\n<\/li>\n<\/ul>\n
      <\/div><\/figure>\n

      \u4ea4\u6362\u673a\u7684\u5de5\u4f5c\u7279\u6027<\/span><\/h3>\n
        \n
      1. \n
        \u4ea4\u6362\u673a\u7684\u6bcf\u4e00\u4e2a\u7aef\u53e3\u6240\u8fde\u63a5\u7684\u7f51\u6bb5\u90fd\u662f\u4e00\u4e2a\u72ec\u7acb\u7684\u51b2\u7a81\u57df\u3002<\/span><\/section>\n<\/li>\n
      2. \n
        \u4ea4\u6362\u673a\u6240\u8fde\u63a5\u7684\u8bbe\u5907\u4ecd\u7136\u5728\u540c\u4e00\u4e2a\u5e7f\u64ad\u57df\u5185\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u4ea4\u6362\u673a\u4e0d\u9694\u7edd\u5e7f\u64ad\uff08\u60df\u4e00\u7684\u4f8b\u5916\u662f\u5728\u914d\u6709VLAN\u7684\u73af\u5883\u4e2d\uff09\u3002<\/span><\/section>\n<\/li>\n
      3. \n
        \u4ea4\u6362\u673a\u4f9d\u636e\u5e27\u5934\u7684\u4fe1\u606f\u8fdb\u884c\u8f6c\u53d1\uff0c\u56e0\u6b64\u8bf4\u4ea4\u6362\u673a\u662f\u5de5\u4f5c\u5728\u6570\u636e\u94fe\u8def\u5c42\u7684\u7f51\u7edc\u8bbe\u5907\uff08\u6b64\u5904\u6240\u8ff0\u4ea4\u6362\u673a\u4ec5\u6307\u4f20\u7edf\u7684\u4e8c\u5c42\u4ea4\u6362\u8bbe\u5907\uff09\u3002<\/span><\/section>\n<\/li>\n<\/ol>\n

        \u4ea4\u6362\u673a\u7684\u5206\u7c7b<\/span><\/h3>\n

        \u4f9d\u7167\u4ea4\u6362\u673a\u5904\u7406\u5e27\u65f6\u4e0d\u540c\u7684\u64cd\u4f5c\u6a21\u5f0f\uff0c\u4e3b\u8981\u53ef\u5206\u4e3a\u4e24\u7c7b\uff1a<\/span><\/p>\n

          \n
        • \n
          \u5b58\u50a8\u8f6c\u53d1<\/strong>\uff1a\u4ea4\u6362\u673a\u5728\u8f6c\u53d1\u4e4b\u524d\u5fc5\u987b\u63a5\u6536\u6574\u4e2a\u5e27\uff0c\u5e76\u8fdb\u884c\u9519\u8bef\u6821\u68c0\uff0c\u5982\u65e0\u9519\u8bef\u518d\u5c06\u8fd9\u4e00\u5e27\u53d1\u5f80\u76ee\u7684\u5730\u5740\u3002\u5e27\u901a\u8fc7\u4ea4\u6362\u673a\u7684\u8f6c\u53d1\u65f6\u5ef6\u968f\u5e27\u957f\u5ea6\u7684\u4e0d\u540c\u800c\u53d8\u5316\u3002<\/span><\/section>\n<\/li>\n
        • \n
          \u76f4\u901a\u5f0f<\/strong>\uff1a\u4ea4\u6362\u673a\u53ea\u8981\u68c0\u67e5\u5230\u5e27\u5934\u4e2d\u6240\u5305\u542b\u7684\u76ee\u7684\u5730\u5740\u5c31\u7acb\u5373\u8f6c\u53d1\u8be5\u5e27\uff0c\u800c\u65e0\u9700\u7b49\u5f85\u5e27\u5168\u90e8\u7684\u88ab\u63a5\u6536\uff0c\u4e5f\u4e0d\u8fdb\u884c\u9519\u8bef\u6821\u9a8c\u3002\u7531\u4e8e\u4ee5\u592a\u7f51\u5e27\u5934\u7684\u957f\u5ea6\u603b\u662f\u56fa\u5b9a\u7684\uff0c\u56e0\u6b64\u5e27\u901a\u8fc7\u4ea4\u6362\u673a\u7684\u8f6c\u53d1\u65f6\u5ef6\u4e5f\u4fdd\u6301\u4e0d\u53d8\u3002<\/span><\/section>\n<\/li>\n<\/ul>\n

          2<\/span>\u4e8c\u4e09\u56db\u5c42\u4ea4\u6362\u673a<\/span><\/span><\/h2>\n

          \u591a\u79cd\u7406\u89e3\u7684\u8bf4\u6cd5\uff1a<\/span><\/p>\n

          \u7406\u89e31<\/span><\/h3>\n
            \n
          • \n
            \u4e8c\u5c42\u4ea4\u6362\uff08\u4e5f\u79f0\u4e3a\u6865\u63a5\uff09\u662f\u57fa\u4e8e\u786c\u4ef6\u7684\u6865\u63a5\u3002\u57fa\u4e8e\u6bcf\u4e2a\u672b\u7aef\u7ad9\u70b9\u7684\u552f\u4e00MAC\u5730\u5740\u8f6c\u53d1\u6570\u636e\u5305\u3002\u4e8c\u5c42\u4ea4\u6362\u7684\u9ad8\u6027\u80fd\u53ef\u4ee5\u4ea7\u751f\u589e\u52a0\u5404\u5b50\u7f51\u4e3b\u673a\u6570\u91cf\u7684\u7f51\u7edc\u8bbe\u8ba1\u3002\u5176\u4ecd\u7136\u6709\u6865\u63a5\u6240\u5177\u6709\u7684\u7279\u6027\u548c\u9650\u5236\u3002<\/span><\/section>\n<\/li>\n
          • \n
            \u4e09\u5c42\u4ea4\u6362\u662f\u57fa\u4e8e\u786c\u4ef6\u7684\u8def\u7531\u9009\u62e9\u3002\u8def\u7531\u5668\u548c\u7b2c\u4e09\u5c42\u4ea4\u6362\u673a\u5bf9\u6570\u636e\u5305\u4ea4\u6362\u64cd\u4f5c\u7684\u4e3b\u8981\u533a\u522b\u5728\u4e8e\u7269\u7406\u4e0a\u7684\u5b9e\u65bd\u3002<\/span><\/section>\n<\/li>\n
          • \n
            \u56db\u5c42\u4ea4\u6362\u7684\u7b80\u5355\u5b9a\u4e49\u662f\uff1a\u4e0d\u4ec5\u57fa\u4e8eMAC\uff08\u7b2c\u4e8c\u5c42\u6865\u63a5\uff09\u6216\u6e90\/\u76ee\u7684\u5730IP\u5730\u5740\uff08\u7b2c\u4e09\u5c42\u8def\u7531\u9009\u62e9\uff09\uff0c\u540c\u65f6\u4e5f\u57fa\u4e8eTCP\/UDP\u5e94\u7528\u7aef\u53e3\u6765\u505a\u51fa\u8f6c\u53d1\u51b3\u5b9a\u7684\u80fd\u529b\u3002\u5176\u4f7f\u7f51\u7edc\u5728\u51b3\u5b9a\u8def\u7531\u65f6\u80fd\u591f\u533a\u5206\u5e94\u7528\u3002\u80fd\u591f\u57fa\u4e8e\u5177\u4f53\u5e94\u7528\u5bf9\u6570\u636e\u6d41\u8fdb\u884c\u4f18\u5148\u7ea7\u5212\u5206\u3002\u5b83\u4e3a\u57fa\u4e8e\u7b56\u7565\u7684\u670d\u52a1\u8d28\u91cf\u6280\u672f\u63d0\u4f9b\u4e86\u66f4\u52a0\u7ec6\u5316\u7684\u89e3\u51b3\u65b9\u6848\u3002\u63d0\u4f9b\u4e86\u4e00\u79cd\u53ef\u4ee5\u533a\u5206\u5e94\u7528\u7c7b\u578b\u7684\u65b9\u6cd5\u3002<\/span><\/section>\n<\/li>\n<\/ul>\n
            <\/div><\/figure>\n

            \u7406\u89e32<\/span><\/h3>\n
              \n
            • \n
              \u4e8c\u5c42\u4ea4\u6362\u673a \u57fa\u4e8eMAC\u5730\u5740<\/span><\/section>\n<\/li>\n
            • \n
              \u4e09\u5c42\u4ea4\u6362\u673a \u5177\u6709VLAN\u529f\u80fd \u6709\u4ea4\u6362\u548c\u8def\u7531 \/\/\/\u57fa\u4e8eIP\uff0c\u5c31\u662f\u7f51\u7edc<\/span><\/section>\n<\/li>\n
            • \n
              \u56db\u5c42\u4ea4\u6362\u673a \u57fa\u4e8e\u7aef\u53e3\uff0c\u5c31\u662f\u5e94\u7528<\/span><\/section>\n<\/li>\n<\/ul>\n

              \u7406\u89e33<\/span><\/h3>\n
                \n
              • \n
                \u4e8c\u5c42\u4ea4\u6362\u6280\u672f\u4ece\u7f51\u6865\u53d1\u5c55\u5230VLAN\uff08\u865a\u62df\u5c40\u57df\u7f51\uff09\uff0c\u5728\u5c40\u57df\u7f51\u5efa\u8bbe\u548c\u6539\u9020\u4e2d\u5f97\u5230\u4e86\u5e7f\u6cdb\u7684\u5e94\u7528\u3002\u7b2c\u4e8c\u5c42\u4ea4\u6362\u6280\u672f\u662f\u5de5\u4f5c\u5728OSI\u4e03\u5c42\u7f51\u7edc\u6a21\u578b\u4e2d\u7684\u7b2c\u4e8c\u5c42\uff0c\u5373\u6570\u636e\u94fe\u8def\u5c42\u3002\u5b83\u6309\u7167\u6240\u63a5\u6536\u5230\u6570\u636e\u5305\u7684\u76ee\u7684MAC\u5730\u5740\u6765\u8fdb\u884c\u8f6c\u53d1\uff0c\u5bf9\u4e8e\u7f51\u7edc\u5c42\u6216\u8005\u9ad8\u5c42\u534f\u8bae\u6765\u8bf4\u662f\u900f\u660e\u7684\u3002\u5b83\u4e0d\u5904\u7406\u7f51\u7edc\u5c42\u7684IP\u5730\u5740\uff0c\u4e0d\u5904\u7406\u9ad8\u5c42\u534f\u8bae\u7684\u8bf8\u5982TCP\u3001UDP\u7684\u7aef\u53e3\u5730\u5740\uff0c\u5b83\u53ea\u9700\u8981\u6570\u636e\u5305\u7684\u7269\u7406\u5730\u5740\u5373MAC\u5730\u5740\uff0c\u6570\u636e\u4ea4\u6362\u662f\u9760\u786c\u4ef6\u6765\u5b9e\u73b0\u7684\uff0c\u5176\u901f\u5ea6\u76f8\u5f53\u5feb\uff0c\u8fd9\u662f\u4e8c\u5c42\u4ea4\u6362\u7684\u4e00\u4e2a\u663e\u8457\u7684\u4f18\u70b9\u3002\u4f46\u662f\uff0c\u5b83\u4e0d\u80fd\u5904\u7406\u4e0d\u540cIP\u5b50\u7f51\u4e4b\u95f4\u7684\u6570\u636e\u4ea4\u6362\u3002\u4f20\u7edf\u7684\u8def\u7531\u5668\u53ef\u4ee5\u5904\u7406\u5927\u91cf\u7684\u8de8\u8d8aIP\u5b50\u7f51\u7684\u6570\u636e\u5305\uff0c\u4f46\u662f\u5b83\u7684\u8f6c\u53d1\u6548\u7387\u6bd4\u4e8c\u5c42\u4f4e\uff0c\u56e0\u6b64\u8981\u60f3\u5229\u7528\u4e8c\u5c42\u8f6c\u53d1\u6548\u7387\u9ad8\u8fd9\u4e00\u4f18\u70b9\uff0c\u53c8\u8981\u5904\u7406\u4e09\u5c42IP\u6570\u636e\u5305\uff0c\u4e09\u5c42\u4ea4\u6362\u6280\u672f\u5c31\u8bde\u751f\u4e86\u3002<\/span><\/section>\n<\/li>\n
              • \n
                \u4e09\u5c42\u4ea4\u6362\u6280\u672f\u7684\u5de5\u4f5c\u539f\u7406:\u7b2c\u4e09\u5c42\u4ea4\u6362\u5de5\u4f5c\u5728OSI\u4e03\u5c42\u7f51\u7edc\u6a21\u578b\u4e2d\u7684\u7b2c\u4e09\u5c42\u5373\u7f51\u7edc\u5c42\uff0c\u662f\u5229\u7528\u7b2c\u4e09\u5c42\u534f\u8bae\u4e2d\u7684IP\u5305\u7684\u5305\u5934\u4fe1\u606f\u6765\u5bf9\u540e\u7eed\u6570\u636e\u4e1a\u52a1\u6d41\u8fdb\u884c\u6807\u8bb0\uff0c\u5177\u6709\u540c\u4e00\u6807\u8bb0\u7684\u4e1a\u52a1\u6d41\u7684\u540e\u7eed\u62a5\u6587\u88ab\u4ea4\u6362\u5230\u7b2c\u4e8c\u5c42\u6570\u636e\u94fe\u8def\u5c42\uff0c\u4ece\u800c\u6253\u901a\u6e90IP\u5730\u5740\u548c\u76ee\u7684IP\u5730\u5740\u4e4b\u95f4\u7684\u4e00\u6761\u901a\u8def\u3002\u8fd9\u6761\u901a\u8def\u7ecf\u8fc7\u7b2c\u4e8c\u5c42\u94fe\u8def\u5c42\u3002\u6709\u4e86\u8fd9\u6761\u901a\u8def\uff0c\u4e09\u5c42\u4ea4\u6362\u673a\u5c31\u6ca1\u6709\u5fc5\u8981\u6bcf\u6b21\u5c06\u63a5\u6536\u5230\u7684\u6570\u636e\u5305\u8fdb\u884c\u62c6\u5305\u6765\u5224\u65ad\u8def\u7531\uff0c\u800c\u662f\u76f4\u63a5\u5c06\u6570\u636e\u5305\u8fdb\u884c\u8f6c\u53d1\uff0c\u5c06\u6570\u636e\u6d41\u8fdb\u884c\u4ea4\u6362<\/span><\/section>\n<\/li>\n<\/ul>\n

                \u7406\u89e34<\/span><\/h3>\n
                \u4e8c\u5c42\u4ea4\u6362\u6280\u672f<\/span><\/h6>\n

                \u4e8c\u5c42\u4ea4\u6362\u6280\u672f\u662f\u53d1\u5c55\u6bd4\u8f83\u6210\u719f\uff0c\u4e8c\u5c42\u4ea4\u6362\u673a\u5c5e\u6570\u636e\u94fe\u8def\u5c42\u8bbe\u5907\uff0c\u53ef\u4ee5\u8bc6\u522b\u6570\u636e\u5305\u4e2d\u7684MAC\u5730\u5740\u4fe1\u606f\uff0c\u6839\u636eMAC\u5730\u5740\u8fdb\u884c\u8f6c\u53d1\uff0c\u5e76\u5c06\u8fd9\u4e9bMAC\u5730\u5740\u4e0e\u5bf9\u5e94\u7684\u7aef\u53e3\u8bb0\u5f55\u5728\u81ea\u5df1\u5185\u90e8\u7684\u4e00\u4e2a\u5730\u5740\u8868\u4e2d\u3002\u5177\u4f53\u7684\u5de5\u4f5c\u6d41\u7a0b\u5982\u4e0b\uff1a<\/span><\/p>\n

                  \n
                1. \n
                  \u5f53\u4ea4\u6362\u673a\u4ece\u67d0\u4e2a\u7aef\u53e3\u6536\u5230\u4e00\u4e2a\u6570\u636e\u5305\uff0c\u5b83\u5148\u8bfb\u53d6\u5305\u5934\u4e2d\u7684\u6e90MAC\u5730\u5740\uff0c\u8fd9\u6837\u5b83\u5c31\u77e5\u9053\u6e90MAC\u5730\u5740\u7684\u673a\u5668\u662f\u8fde\u5728\u54ea\u4e2a\u7aef\u53e3\u4e0a\u7684\uff1b<\/span><\/section>\n<\/li>\n
                2. \n
                  \u518d\u53bb\u8bfb\u53d6\u5305\u5934\u4e2d\u7684\u76ee\u7684MAC\u5730\u5740\uff0c\u5e76\u5728\u5730\u5740\u8868\u4e2d\u67e5\u627e\u76f8\u5e94\u7684\u7aef\u53e3\uff1b<\/span><\/section>\n<\/li>\n
                3. \n
                  \u5982\u8868\u4e2d\u6709\u4e0e\u8fd9\u76ee\u7684MAC\u5730\u5740\u5bf9\u5e94\u7684\u7aef\u53e3\uff0c\u628a\u6570\u636e\u5305\u76f4\u63a5\u590d\u5236\u5230\u8fd9\u7aef\u53e3\u4e0a\uff1b<\/span><\/section>\n<\/li>\n
                4. \n
                  \u5982\u8868\u4e2d\u627e\u4e0d\u5230\u76f8\u5e94\u7684\u7aef\u53e3\u5219\u628a\u6570\u636e\u5305\u5e7f\u64ad\u5230\u6240\u6709\u7aef\u53e3\u4e0a\uff0c\u5f53\u76ee\u7684\u673a\u5668\u5bf9\u6e90\u673a\u5668\u56de\u5e94\u65f6\uff0c\u4ea4\u6362\u673a\u53c8\u53ef\u4ee5\u5b66\u4e60\u4e00\u76ee\u7684MAC\u5730\u5740\u4e0e\u54ea\u4e2a\u7aef\u53e3\u5bf9\u5e94\uff0c\u5728\u4e0b\u6b21\u4f20\u9001\u6570\u636e\u65f6\u5c31\u4e0d\u518d\u9700\u8981\u5bf9\u6240\u6709\u7aef\u53e3\u8fdb\u884c\u5e7f\u64ad\u4e86\u3002<\/span><\/section>\n<\/li>\n<\/ol>\n

                  \u4e0d\u65ad\u7684\u5faa\u73af\u8fd9\u4e2a\u8fc7\u7a0b\uff0c\u5bf9\u4e8e\u5168\u7f51\u7684MAC\u5730\u5740\u4fe1\u606f\u90fd\u53ef\u4ee5\u5b66\u4e60\u5230\uff0c\u4e8c\u5c42\u4ea4\u6362\u673a\u5c31\u662f\u8fd9\u6837\u5efa\u7acb\u548c\u7ef4\u62a4\u5b83\u81ea\u5df1\u7684\u5730\u5740\u8868\u3002<\/span><\/p>\n

                  \u4ece\u4e8c\u5c42\u4ea4\u6362\u673a\u7684\u5de5\u4f5c\u539f\u7406\u53ef\u4ee5\u63a8\u77e5\u4ee5\u4e0b\u4e09\u70b9\uff1a<\/span><\/p>\n

                    \n
                  1. \n
                    \u7531\u4e8e\u4ea4\u6362\u673a\u5bf9\u591a\u6570\u7aef\u53e3\u7684\u6570\u636e\u8fdb\u884c\u540c\u65f6\u4ea4\u6362\uff0c\u8fd9\u5c31\u8981\u6c42\u5177\u6709\u5f88\u5bbd\u7684\u4ea4\u6362\u603b\u7ebf\u5e26\u5bbd\uff0c\u5982\u679c\u4e8c\u5c42\u4ea4\u6362\u673a\u6709N\u4e2a\u7aef\u53e3\uff0c\u6bcf\u4e2a\u7aef\u53e3\u7684\u5e26\u5bbd\u662fM\uff0c\u4ea4\u6362\u673a\u603b\u7ebf\u5e26\u5bbd\u8d85\u8fc7N\u00d7M\uff0c\u90a3\u4e48\u8fd9\u4ea4\u6362\u673a\u5c31\u53ef\u4ee5\u5b9e\u73b0\u7ebf\u901f\u4ea4\u6362\uff1b<\/span><\/section>\n<\/li>\n
                  2. \n
                    \u5b66\u4e60\u7aef\u53e3\u8fde\u63a5\u7684\u673a\u5668\u7684MAC\u5730\u5740\uff0c\u5199\u5165\u5730\u5740\u8868\uff0c\u5730\u5740\u8868\u7684\u5927\u5c0f\uff08\u4e00\u822c\u4e24\u79cd\u8868\u793a\u65b9\u5f0f\uff1a\u4e00\u4e3aBEFFER RAM\uff0c\u4e00\u4e3aMAC\u8868\u9879\u6570\u503c\uff09\uff0c\u5730\u5740\u8868\u5927\u5c0f\u5f71\u54cd\u4ea4\u6362\u673a\u7684\u63a5\u5165\u5bb9\u91cf\uff1b<\/span><\/section>\n<\/li>\n
                  3. \n
                    \u8fd8\u6709\u4e00\u4e2a\u5c31\u662f\u4e8c\u5c42\u4ea4\u6362\u673a\u4e00\u822c\u90fd\u542b\u6709\u4e13\u95e8\u7528\u4e8e\u5904\u7406\u6570\u636e\u5305\u8f6c\u53d1\u7684ASIC \uff08Application specific Integrated Circuit\uff09\u82af\u7247\uff0c\u56e0\u6b64\u8f6c\u53d1\u901f\u5ea6\u53ef\u4ee5\u505a\u5230\u975e\u5e38\u5feb\u3002\u7531\u4e8e\u5404\u4e2a\u5382\u5bb6\u91c7\u7528ASIC\u4e0d\u540c\uff0c\u76f4\u63a5\u5f71\u54cd\u4ea7\u54c1\u6027\u80fd\u3002<\/span><\/section>\n<\/li>\n<\/ol>\n

                    \u4ee5\u4e0a\u4e09\u70b9\u4e5f\u662f\u8bc4\u5224\u4e8c\u4e09\u5c42\u4ea4\u6362\u673a\u6027\u80fd\u4f18\u52a3\u7684\u4e3b\u8981\u6280\u672f\u53c2\u6570\uff0c\u8fd9\u4e00\u70b9\u8bf7\u5927\u5bb6\u5728\u8003\u8651\u8bbe\u5907\u9009\u578b\u65f6\u6ce8\u610f\u6bd4\u8f83\u3002<\/span><\/p>\n

                    <\/div><\/figure>\n

                    \u8def\u7531\u6280\u672f<\/span><\/h6>\n

                    \u8def\u7531\u5668\u5de5\u4f5c\u5728OSI\u6a21\u578b\u7684\u7b2c\u4e09\u5c42\u2014\u7f51\u7edc\u5c42\u64cd\u4f5c\uff0c\u5176\u5de5\u4f5c\u6a21\u5f0f\u4e0e\u4e8c\u5c42\u4ea4\u6362\u76f8\u4f3c\uff0c\u4f46\u8def\u7531\u5668\u5de5\u4f5c\u5728\u7b2c\u4e09\u5c42\uff0c\u8fd9\u4e2a\u533a\u522b\u51b3\u5b9a\u4e86\u8def\u7531\u548c\u4ea4\u6362\u5728\u4f20\u9012\u5305\u65f6\u4f7f\u7528\u4e0d\u540c\u7684\u63a7\u5236\u4fe1\u606f\uff0c\u5b9e\u73b0\u529f\u80fd\u7684\u65b9\u5f0f\u5c31\u4e0d\u540c\u3002\u5de5\u4f5c\u539f\u7406\u662f\u5728\u8def\u7531\u5668\u7684\u5185\u90e8\u4e5f\u6709\u4e00\u4e2a\u8868\uff0c\u8fd9\u4e2a\u8868\u6240\u6807\u793a\u7684\u662f\u5982\u679c\u8981\u53bb\u67d0\u4e00\u4e2a\u5730\u65b9\uff0c\u4e0b\u4e00\u6b65\u5e94\u8be5\u5411\u90a3\u91cc\u8d70\uff0c\u5982\u679c\u80fd\u4ece\u8def\u7531\u8868\u4e2d\u627e\u5230\u6570\u636e\u5305\u4e0b\u4e00\u6b65\u5f80\u90a3\u91cc\u8d70\uff0c\u628a\u94fe\u8def\u5c42\u4fe1\u606f\u52a0\u4e0a\u8f6c\u53d1\u51fa\u53bb\uff1b\u5982\u679c\u4e0d\u80fd\u77e5\u9053\u4e0b\u4e00\u6b65\u8d70\u5411\u90a3\u91cc\uff0c\u5219\u5c06\u6b64\u5305\u4e22\u5f03\uff0c\u7136\u540e\u8fd4\u56de\u4e00\u4e2a\u4fe1\u606f\u4ea4\u7ed9\u6e90\u5730\u5740\u3002<\/span><\/p>\n

                    \u8def\u7531\u6280\u672f\u5b9e\u8d28\u4e0a\u6765\u8bf4\u4e0d\u8fc7\u4e24\u79cd\u529f\u80fd\uff1a\u51b3\u5b9a\u6700\u4f18\u8def\u7531\u548c\u8f6c\u53d1\u6570\u636e\u5305\u3002\u8def\u7531\u8868\u4e2d\u5199\u5165\u5404\u79cd\u4fe1\u606f\uff0c\u7531\u8def\u7531\u7b97\u6cd5\u8ba1\u7b97\u51fa\u5230\u8fbe\u76ee\u7684\u5730\u5740\u7684\u6700\u4f73\u8def\u5f84\uff0c\u7136\u540e\u7531\u76f8\u5bf9\u7b80\u5355\u76f4\u63a5\u7684\u8f6c\u53d1\u673a\u5236\u53d1\u9001\u6570\u636e\u5305\u3002\u63a5\u53d7\u6570\u636e\u7684\u4e0b\u4e00\u53f0\u8def\u7531\u5668\u4f9d\u7167\u76f8\u540c\u7684\u5de5\u4f5c\u65b9\u5f0f\u7ee7\u7eed\u8f6c\u53d1\uff0c\u4f9d\u6b21\u7c7b\u63a8\uff0c\u76f4\u5230\u6570\u636e\u5305\u5230\u8fbe\u76ee\u7684\u8def\u7531\u5668\u3002<\/span><\/p>\n

                    \u800c\u8def\u7531\u8868\u7684\u7ef4\u62a4\uff0c\u4e5f\u6709\u4e24\u79cd\u4e0d\u540c\u7684\u65b9\u5f0f\u3002\u4e00\u79cd\u662f\u8def\u7531\u4fe1\u606f\u7684\u66f4\u65b0\uff0c\u5c06\u90e8\u5206\u6216\u8005\u5168\u90e8\u7684\u8def\u7531\u4fe1\u606f\u516c\u5e03\u51fa\u53bb\uff0c\u8def\u7531\u5668\u901a\u8fc7\u4e92\u76f8\u5b66\u4e60\u8def\u7531\u4fe1\u606f\uff0c\u5c31\u638c\u63e1\u4e86\u5168\u7f51\u7684\u62d3\u6251\u7ed3\u6784\uff0c\u8fd9\u4e00\u7c7b\u7684\u8def\u7531\u534f\u8bae\u79f0\u4e3a\u8ddd\u79bb\u77e2\u91cf\u8def\u7531\u534f\u8bae\uff1b\u53e6\u4e00\u79cd\u662f\u8def\u7531\u5668\u5c06\u81ea\u5df1\u7684\u94fe\u8def\u72b6\u6001\u4fe1\u606f\u8fdb\u884c\u5e7f\u64ad\uff0c\u901a\u8fc7\u4e92\u76f8\u5b66\u4e60\u638c\u63e1\u5168\u7f51\u7684\u8def\u7531\u4fe1\u606f\uff0c\u8fdb\u800c\u8ba1\u7b97\u51fa\u6700\u4f73\u7684\u8f6c\u53d1\u8def\u5f84\uff0c\u8fd9\u7c7b\u8def\u7531\u534f\u8bae\u79f0\u4e3a\u94fe\u8def\u72b6\u6001\u8def\u7531\u534f\u8bae\u3002<\/span><\/p>\n

                    <\/div><\/figure>\n

                    \u7531\u4e8e\u8def\u7531\u5668\u9700\u8981\u505a\u5927\u91cf\u7684\u8def\u5f84\u8ba1\u7b97\u5de5\u4f5c\uff0c\u4e00\u822c\u5904\u7406\u5668\u7684\u5de5\u4f5c\u80fd\u529b\u76f4\u63a5\u51b3\u5b9a\u5176\u6027\u80fd\u7684\u4f18\u52a3\u3002\u5f53\u7136\u8fd9\u4e00\u5224\u65ad\u8fd8\u662f\u5bf9\u4e2d\u4f4e\u7aef\u8def\u7531\u5668\u800c\u8a00\uff0c\u56e0\u4e3a\u9ad8\u7aef\u8def\u7531\u5668\u5f80\u5f80\u91c7\u7528\u5206\u5e03\u5f0f\u5904\u7406\u7cfb\u7edf\u4f53\u7cfb\u8bbe\u8ba1\u3002<\/span><\/p>\n

                    \u4e09\u5c42\u4ea4\u6362\u6280\u672f<\/span><\/h6>\n

                    \u8fd1\u5e74\u6765\u7684\u5bf9\u4e09\u5c42\u6280\u672f\u7684\u5ba3\u4f20\uff0c\u8033\u6735\u90fd\u80fd\u8d77\u8327\u5b50\uff0c\u5230\u5904\u90fd\u5728\u558a\u4e09\u5c42\u6280\u672f\uff0c\u6709\u4eba\u8bf4\u8fd9\u662f\u4e2a\u975e\u5e38\u65b0\u7684\u6280\u672f\uff0c\u4e5f\u6709\u4eba\u8bf4\uff0c\u4e09\u5c42\u4ea4\u6362\u561b\uff0c\u4e0d\u5c31\u662f\u8def\u7531\u5668\u548c\u4e8c\u5c42\u4ea4\u6362\u673a\u7684\u5806\u53e0\uff0c\u4e5f\u6ca1\u6709\u4ec0\u4e48\u65b0\u7684\u73a9\u610f\uff0c\u4e8b\u5b9e\u679c\u771f\u5982\u6b64\u5417\uff1f\u4e0b\u9762\u5148\u6765\u901a\u8fc7\u4e00\u4e2a\u7b80\u5355\u7684\u7f51\u7edc\u6765\u770b\u770b\u4e09\u5c42\u4ea4\u6362\u673a\u7684\u5de5\u4f5c\u8fc7\u7a0b\u3002<\/span><\/p>\n

                    \u7ec4\u7f51\u6bd4\u8f83\u7b80\u5355<\/span><\/p>\n

                      \n
                    • \n
                      \u4f7f\u7528IP\u7684\u8bbe\u5907A\u2014\u2014\u2014\u2014\u4e09\u5c42\u4ea4\u6362\u673a\u2014\u2014\u2014\u2013\u4f7f\u7528IP\u7684\u8bbe\u5907B<\/span><\/section>\n<\/li>\n
                    • \n
                      \u6bd4\u5982A\u8981\u7ed9B\u53d1\u9001\u6570\u636e\uff0c\u5df2\u77e5\u76ee\u7684IP\uff0c\u90a3\u4e48A\u5c31\u7528\u5b50\u7f51\u63a9\u7801\u53d6\u5f97\u7f51\u7edc\u5730\u5740\uff0c\u5224\u65ad\u76ee\u7684IP\u662f\u5426\u4e0e\u81ea\u5df1\u5728\u540c\u4e00\u7f51\u6bb5\u3002<\/span><\/section>\n<\/li>\n
                    • \n
                      \u5982\u679c\u5728\u540c\u4e00\u7f51\u6bb5\uff0c\u4f46\u4e0d\u77e5\u9053\u8f6c\u53d1\u6570\u636e\u6240\u9700\u7684MAC\u5730\u5740\uff0cA\u5c31\u53d1\u9001\u4e00\u4e2aARP\u8bf7\u6c42\uff0cB\u8fd4\u56de\u5176MAC\u5730\u5740\uff0cA\u7528\u6b64MAC\u5c01\u88c5\u6570\u636e\u5305\u5e76\u53d1\u9001\u7ed9\u4ea4\u6362\u673a\uff0c\u4ea4\u6362\u673a\u8d77\u7528\u4e8c\u5c42\u4ea4\u6362\u6a21\u5757\uff0c\u67e5\u627eMAC\u5730\u5740\u8868\uff0c\u5c06\u6570\u636e\u5305\u8f6c\u53d1\u5230\u76f8\u5e94\u7684\u7aef\u53e3\u3002<\/span><\/section>\n<\/li>\n
                    • \n
                      \u5982\u679c\u76ee\u7684IP\u5730\u5740\u663e\u793a\u4e0d\u662f\u540c\u4e00\u7f51\u6bb5\u7684\uff0c\u90a3\u4e48A\u8981\u5b9e\u73b0\u548cB\u7684\u901a\u8baf\uff0c\u5728\u6d41\u7f13\u5b58\u6761\u76ee\u4e2d\u6ca1\u6709\u5bf9\u5e94MAC\u5730\u5740\u6761\u76ee\uff0c\u5c31\u5c06\u7b2c\u4e00\u4e2a\u6b63\u5e38\u6570\u636e\u5305\u53d1\u9001\u5411\u4e00\u4e2a\u7f3a\u7701\u7f51\u5173\uff0c\u8fd9\u4e2a\u7f3a\u7701\u7f51\u5173\u4e00\u822c\u5728\u64cd\u4f5c\u7cfb\u7edf\u4e2d\u5df2\u7ecf\u8bbe\u597d\uff0c\u5bf9\u5e94\u7b2c\u4e09\u5c42\u8def\u7531\u6a21\u5757\uff0c\u6240\u4ee5\u53ef\u89c1\u5bf9\u4e8e\u4e0d\u662f\u540c\u4e00\u5b50\u7f51\u7684\u6570\u636e\uff0c\u6700\u5148\u5728MAC\u8868\u4e2d\u653e\u7684\u662f\u7f3a\u7701\u7f51\u5173\u7684MAC\u5730\u5740\uff1b\u7136\u540e\u5c31\u7531\u4e09\u5c42\u6a21\u5757\u63a5\u6536\u5230\u6b64\u6570\u636e\u5305\uff0c\u67e5\u8be2\u8def\u7531\u8868\u4ee5\u786e\u5b9a\u5230\u8fbeB\u7684\u8def\u7531\uff0c\u5c06\u6784\u9020\u4e00\u4e2a\u65b0\u7684\u5e27\u5934\uff0c\u5176\u4e2d\u4ee5\u7f3a\u7701\u7f51\u5173\u7684MAC\u5730\u5740\u4e3a\u6e90MAC\u5730\u5740\uff0c\u4ee5\u4e3b\u673aB\u7684MAC\u5730\u5740\u4e3a\u76ee\u7684MAC\u5730\u5740\u3002\u901a\u8fc7\u4e00\u5b9a\u7684\u8bc6\u522b\u89e6\u53d1\u673a\u5236\uff0c\u786e\u7acb\u4e3b\u673aA\u4e0eB\u7684MAC\u5730\u5740\u53ca\u8f6c\u53d1\u7aef\u53e3\u7684\u5bf9\u5e94\u5173\u7cfb\uff0c\u5e76\u8bb0\u5f55\u8fdb\u6d41\u7f13\u5b58\u6761\u76ee\u8868\uff0c\u4ee5\u540e\u7684A\u5230B\u7684\u6570\u636e\uff0c\u5c31\u76f4\u63a5\u4ea4\u7531\u4e8c\u5c42\u4ea4\u6362\u6a21\u5757\u5b8c\u6210\u3002\u8fd9\u5c31\u901a\u5e38\u6240\u8bf4\u7684\u4e00\u6b21\u8def\u7531\u591a\u6b21\u8f6c\u53d1\u3002<\/span><\/section>\n<\/li>\n<\/ul>\n

                      \u4ee5\u4e0a\u5c31\u662f\u4e09\u5c42\u4ea4\u6362\u673a\u5de5\u4f5c\u8fc7\u7a0b\u7684\u7b80\u5355\u6982\u62ec\uff0c\u53ef\u4ee5\u770b\u51fa\u4e09\u5c42\u4ea4\u6362\u7684\u7279\u70b9\uff1a<\/span><\/p>\n

                        \n
                      • \n
                        \u7531\u786c\u4ef6\u7ed3\u5408\u5b9e\u73b0\u6570\u636e\u7684\u9ad8\u901f\u8f6c\u53d1<\/strong>\u3002<\/span><\/section>\n
                          \n
                        • \n
                          \u8fd9\u5c31\u4e0d\u662f\u7b80\u5355\u7684\u4e8c\u5c42\u4ea4\u6362\u673a\u548c\u8def\u7531\u5668\u7684\u53e0\u52a0\uff0c\u4e09\u5c42\u8def\u7531\u6a21\u5757\u76f4\u63a5\u53e0\u52a0\u5728\u4e8c\u5c42\u4ea4\u6362\u7684\u9ad8\u901f\u80cc\u677f\u603b\u7ebf\u4e0a\uff0c\u7a81\u7834\u4e86\u4f20\u7edf\u8def\u7531\u5668\u7684\u63a5\u53e3\u901f\u7387\u9650\u5236\uff0c\u901f\u7387\u53ef\u8fbe\u51e0\u5341Gbit\/s\u3002\u7b97\u4e0a\u80cc\u677f\u5e26\u5bbd\uff0c\u8fd9\u4e9b\u662f\u4e09\u5c42\u4ea4\u6362\u673a\u6027\u80fd\u7684\u4e24\u4e2a\u91cd\u8981\u53c2\u6570\u3002<\/span><\/section>\n<\/li>\n<\/ul>\n<\/li>\n
                        • \n
                          \u7b80\u6d01\u7684\u8def\u7531\u8f6f\u4ef6\u4f7f\u8def\u7531\u8fc7\u7a0b\u7b80\u5316<\/strong>\u3002<\/span><\/section>\n
                            \n
                          • \n
                            \u5927\u90e8\u5206\u7684\u6570\u636e\u8f6c\u53d1\uff0c\u9664\u4e86\u5fc5\u8981\u7684\u8def\u7531\u9009\u62e9\u4ea4\u7531\u8def\u7531\u8f6f\u4ef6\u5904\u7406\uff0c\u90fd\u662f\u53c8\u4e8c\u5c42\u6a21\u5757\u9ad8\u901f\u8f6c\u53d1\uff0c\u8def\u7531\u8f6f\u4ef6\u5927\u591a\u90fd\u662f\u7ecf\u8fc7\u5904\u7406\u7684\u9ad8\u6548\u4f18\u5316\u8f6f\u4ef6\uff0c\u5e76\u4e0d\u662f\u7b80\u5355\u7167\u642c\u8def\u7531\u5668\u4e2d\u7684\u8f6f\u4ef6\u3002<\/span><\/section>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n

                            \u7ed3\u8bba\uff1a<\/span><\/p>\n

                              \n
                            • \n
                              \u4e8c\u5c42\u4ea4\u6362\u673a\u7528\u4e8e\u5c0f\u578b\u7684\u5c40\u57df\u7f51\u7edc\u3002\u8fd9\u4e2a\u5c31\u4e0d\u7528\u591a\u8a00\u4e86\uff0c\u5728\u5c0f\u578b\u5c40\u57df\u7f51\u4e2d\uff0c\u5e7f\u64ad\u5305\u5f71\u54cd\u4e0d\u5927\uff0c\u4e8c\u5c42\u4ea4\u6362\u673a\u7684\u5feb\u901f\u4ea4\u6362\u529f\u80fd\u3001\u591a\u4e2a\u63a5\u5165\u7aef\u53e3\u548c\u4f4e\u8c26\u4ef7\u683c\u4e3a\u5c0f\u578b\u7f51\u7edc\u7528\u6237\u63d0\u4f9b\u4e86\u5f88\u5b8c\u5584\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/span><\/section>\n<\/li>\n
                            • \n
                              \u8def\u7531\u5668\u7684\u4f18\u70b9\u5728\u4e8e\u63a5\u53e3\u7c7b\u578b\u4e30\u5bcc\uff0c\u652f\u6301\u7684\u4e09\u5c42\u529f\u80fd\u5f3a\u5927\uff0c\u8def\u7531\u80fd\u529b\u5f3a\u5927\uff0c\u9002\u5408\u7528\u4e8e\u5927\u578b\u7684\u7f51\u7edc\u95f4\u7684\u8def\u7531\uff0c\u5b83\u7684\u4f18\u52bf\u5728\u4e8e\u9009\u62e9\u6700\u4f73\u8def\u7531\uff0c\u8d1f\u8377\u5206\u62c5\uff0c\u94fe\u8def\u5907\u4efd\u53ca\u548c\u5176\u4ed6\u7f51\u7edc\u8fdb\u884c\u8def\u7531\u4fe1\u606f\u7684\u4ea4\u6362\u7b49\u7b49\u8def\u7531\u5668\u6240\u5177\u6709\u529f\u80fd\u3002<\/span><\/section>\n<\/li>\n
                            • \n
                              \u4e09\u5c42\u4ea4\u6362\u673a\u7684\u6700\u91cd\u8981\u7684\u529f\u80fd\u662f\u52a0\u5feb\u5927\u578b\u5c40\u57df\u7f51\u7edc\u5185\u90e8\u7684\u6570\u636e\u7684\u5feb\u901f\u8f6c\u53d1\uff0c\u52a0\u5165\u8def\u7531\u529f\u80fd\u4e5f\u662f\u4e3a\u8fd9\u4e2a\u76ee\u7684\u670d\u52a1\u7684\u3002\u5982\u679c\u628a\u5927\u578b\u7f51\u7edc\u6309\u7167\u90e8\u95e8\uff0c\u5730\u57df\u7b49\u7b49\u56e0\u7d20\u5212\u5206\u6210\u4e00\u4e2a\u4e2a\u5c0f\u5c40\u57df\u7f51\uff0c\u8fd9\u5c06\u5bfc\u81f4\u5927\u91cf\u7684\u7f51\u9645\u4e92\u8bbf\uff0c\u5355\u7eaf\u7684\u4f7f\u7528\u4e8c\u5c42\u4ea4\u6362\u673a\u4e0d\u80fd\u5b9e\u73b0\u7f51\u9645\u4e92\u8bbf\uff1b\u5982\u5355\u7eaf\u7684\u4f7f\u7528\u8def\u7531\u5668\uff0c\u7531\u4e8e\u63a5\u53e3\u6570\u91cf\u6709\u9650\u548c\u8def\u7531\u8f6c\u53d1\u901f\u5ea6\u6162\uff0c\u5c06\u9650\u5236\u7f51\u7edc\u7684\u901f\u5ea6\u548c\u7f51\u7edc\u89c4\u6a21\uff0c\u91c7\u7528\u5177\u6709\u8def\u7531\u529f\u80fd\u7684\u5feb\u901f\u8f6c\u53d1\u7684\u4e09\u5c42\u4ea4\u6362\u673a\u5c31\u6210\u4e3a\u9996\u9009\u3002<\/span><\/section>\n<\/li>\n
                            • \n
                              \u4e00\u822c\u6765\u8bf4\uff0c\u5728\u5185\u7f51\u6570\u636e\u6d41\u91cf\u5927\uff0c\u8981\u6c42\u5feb\u901f\u8f6c\u53d1\u54cd\u5e94\u7684\u7f51\u7edc\u4e2d\uff0c\u5982\u5168\u90e8\u7531\u4e09\u5c42\u4ea4\u6362\u673a\u6765\u505a\u8fd9\u4e2a\u5de5\u4f5c\uff0c\u4f1a\u9020\u6210\u4e09\u5c42\u4ea4\u6362\u673a\u8d1f\u62c5\u8fc7\u91cd\uff0c\u54cd\u5e94\u901f\u5ea6\u53d7\u5f71\u54cd\uff0c\u5c06\u7f51\u95f4\u7684\u8def\u7531\u4ea4\u7531\u8def\u7531\u5668\u53bb\u5b8c\u6210\uff0c\u5145\u5206\u53d1\u6325\u4e0d\u540c\u8bbe\u5907\u7684\u4f18\u70b9\uff0c\u4e0d\u5931\u4e3a\u4e00\u79cd\u597d\u7684\u7ec4\u7f51\u7b56\u7565\uff0c\u5f53\u7136\uff0c\u524d\u63d0\u662f\u5ba2\u6237\u7684\u8170\u5305\u5f88\u9f13\uff0c\u4e0d\u7136\u5c31\u9000\u800c\u6c42\u5176\u6b21\uff0c\u8ba9\u4e09\u5c42\u4ea4\u6362\u673a\u4e5f\u517c\u4e3a\u7f51\u9645\u4e92\u8fde\u3002<\/span><\/section>\n<\/li>\n<\/ul>\n

                              3<\/span>\u7b2c\u56db\u5c42\u4ea4\u6362\u6280\u672f<\/span><\/span><\/h2>\n

                              \u7b2c\u56db\u5c42\u4ea4\u6362\u7684\u4e00\u4e2a\u7b80\u5355\u5b9a\u4e49\u662f\uff1a\u5b83\u662f\u4e00\u79cd\u529f\u80fd\uff0c\u5b83\u51b3\u5b9a\u4f20\u8f93\u4e0d\u4ec5\u4ec5\u4f9d\u636eMAC\u5730\u5740(\u7b2c\u4e8c\u5c42\u7f51\u6865)\u6216\u6e90\/\u76ee\u6807IP\u5730\u5740(\u7b2c\u4e09\u5c42\u8def\u7531),\u800c\u4e14\u4f9d\u636eTCP\/UDP(\u7b2c\u56db\u5c42) \u5e94\u7528\u7aef\u53e3\u53f7\u3002\u7b2c\u56db\u5c42\u4ea4\u6362\u529f\u80fd\u5c31\u8c61\u662f\u865aIP\uff0c\u6307\u5411\u7269\u7406\u670d\u52a1\u5668\u3002\u5b83\u4f20\u8f93\u7684\u4e1a\u52a1\u670d\u4ece\u7684\u534f\u8bae\u591a\u79cd\u591a\u6837\uff0c\u6709HTTP\u3001FTP\u3001NFS\u3001Telnet\u6216\u5176\u4ed6\u534f\u8bae\u3002\u8fd9\u4e9b\u4e1a\u52a1\u5728\u7269\u7406\u670d\u52a1\u5668\u57fa\u7840\u4e0a\uff0c\u9700\u8981\u590d\u6742\u7684\u8f7d\u91cf\u5e73\u8861\u7b97\u6cd5\u3002\u5728IP\u4e16\u754c\uff0c\u4e1a\u52a1\u7c7b\u578b\u7531\u7ec8\u7aefTCP\u6216UDP\u7aef\u53e3\u5730\u5740\u6765\u51b3\u5b9a\uff0c\u5728\u7b2c\u56db\u5c42\u4ea4\u6362\u4e2d\u7684\u5e94\u7528\u533a\u95f4\u5219\u7531\u6e90\u7aef\u548c\u7ec8\u7aefIP\u5730\u5740\u3001TCP\u548cUDP\u7aef\u53e3\u5171\u540c\u51b3\u5b9a\u3002<\/span><\/p>\n

                              \u5728\u7b2c\u56db\u5c42\u4ea4\u6362\u4e2d\u4e3a\u6bcf\u4e2a\u4f9b\u641c\u5bfb\u4f7f\u7528\u7684\u670d\u52a1\u5668\u7ec4\u8bbe\u7acb\u865aIP\u5730\u5740\uff08VIP\uff09\uff0c\u6bcf\u7ec4\u670d\u52a1\u5668\u652f\u6301\u67d0\u79cd\u5e94\u7528\u3002\u5728\u57df\u540d\u670d\u52a1\u5668\uff08DNS\uff09\u4e2d\u5b58\u50a8\u7684\u6bcf\u4e2a\u5e94\u7528\u670d\u52a1\u5668\u5730\u5740\u662fVIP\uff0c\u800c\u4e0d\u662f\u771f\u5b9e\u7684\u670d\u52a1\u5668\u5730\u5740\u3002<\/span><\/p>\n

                              \u5f53\u67d0\u7528\u6237\u7533\u8bf7\u5e94\u7528\u65f6\uff0c\u4e00\u4e2a\u5e26\u6709\u76ee\u6807\u670d\u52a1\u5668\u7ec4\u7684VIP\u8fde\u63a5\u8bf7\u6c42\uff08\u4f8b\u5982\u4e00\u4e2aTCP SYN\u5305\uff09\u53d1\u7ed9\u670d\u52a1\u5668\u4ea4\u6362\u673a\u3002\u670d\u52a1\u5668\u4ea4\u6362\u673a\u5728\u7ec4\u4e2d\u9009\u53d6\u6700\u597d\u7684\u670d\u52a1\u5668\uff0c\u5c06\u7ec8\u7aef\u5730\u5740\u4e2d\u7684VIP\u7528\u5b9e\u9645\u670d\u52a1\u5668\u7684IP\u53d6\u4ee3\uff0c\u5e76\u5c06\u8fde\u63a5\u8bf7\u6c42\u4f20\u7ed9\u670d\u52a1\u5668\u3002\u8fd9\u6837\uff0c\u540c\u4e00\u533a\u95f4\u6240\u6709\u7684\u5305\u7531\u670d\u52a1\u5668\u4ea4\u6362\u673a\u8fdb\u884c\u6620\u5c04\uff0c\u5728\u7528\u6237\u548c\u540c\u4e00\u670d\u52a1\u5668\u95f4\u8fdb\u884c\u4f20\u8f93\u3002<\/span><\/p>\n

                              \u7b2c\u56db\u5c42\u4ea4\u6362\u7684\u539f\u7406<\/span><\/h3>\n

                              OSI\u6a21\u578b\u7684\u7b2c\u56db\u5c42\u662f\u4f20\u8f93\u5c42\u3002\u4f20\u8f93\u5c42\u8d1f\u8d23\u7aef\u5bf9\u7aef\u901a\u4fe1\uff0c\u5373\u5728\u7f51\u7edc\u6e90\u548c\u76ee\u6807\u7cfb\u7edf\u4e4b\u95f4\u534f\u8c03\u901a\u4fe1\u3002\u5728IP\u534f\u8bae\u6808\u4e2d\u8fd9\u662fTCP\uff08\u4e00\u79cd\u4f20\u8f93\u534f\u8bae\uff09\u548cUDP\uff08\u7528\u6237\u6570\u636e\u5305\u534f\u8bae\uff09\u6240\u5728\u7684\u534f\u8bae\u5c42\u3002<\/span><\/p>\n

                              \u5728\u7b2c\u56db\u5c42\u4e2d\uff0cTCP\u548cUDP\u6807\u9898\u5305\u542b\u7aef\u53e3\u53f7\uff08portnumber\uff09\uff0c\u5b83\u4eec\u53ef\u4ee5\u552f\u4e00\u533a\u5206\u6bcf\u4e2a\u6570\u636e\u5305\u5305\u542b\u54ea\u4e9b\u5e94\u7528\u534f\u8bae\uff08\u4f8b\u5982HTTP\u3001FTP\u7b49\uff09\u3002\u7aef\u70b9\u7cfb\u7edf\u5229\u7528\u8fd9\u79cd\u4fe1\u606f\u6765\u533a\u5206\u5305\u4e2d\u7684\u6570\u636e\uff0c\u5c24\u5176\u662f\u7aef\u53e3\u53f7\u4f7f\u4e00\u4e2a\u63a5\u6536\u7aef\u8ba1\u7b97\u673a\u7cfb\u7edf\u80fd\u591f\u786e\u5b9a\u5b83\u6240\u6536\u5230\u7684IP\u5305\u7c7b\u578b\uff0c\u5e76\u628a\u5b83\u4ea4\u7ed9\u5408\u9002\u7684\u9ad8\u5c42\u8f6f\u4ef6\u3002\u7aef\u53e3\u53f7\u548c\u8bbe\u5907IP\u5730\u5740\u7684\u7ec4\u5408\u901a\u5e38\u79f0\u4f5c\u201c\u63d2\u53e3\uff08socket\uff09\u201d\u3002<\/span><\/p>\n

                              1\u548c255\u4e4b\u95f4\u7684\u7aef\u53e3\u53f7\u88ab\u4fdd\u7559\uff0c\u4ed6\u4eec\u79f0\u4e3a\u201c\u719f\u77e5<\/strong>\u201d\u7aef\u53e3\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u5728\u6240\u6709\u4e3b\u673aTCP\/IP\u534f\u8bae\u6808\u5b9e\u73b0\u4e2d\uff0c\u8fd9\u4e9b\u7aef\u53e3\u53f7\u662f\u76f8\u540c\u7684\u3002\u9664\u4e86\u201c\u719f\u77e5\u201d\u7aef\u53e3\u5916\uff0c\u6807\u51c6UNIX\u670d\u52a1\u5206\u914d\u5728256\u52301024\u7aef\u53e3\u8303\u56f4\uff0c\u5b9a\u5236\u7684\u5e94\u7528\u4e00\u822c\u57281024\u4ee5\u4e0a\u5206\u914d\u7aef\u53e3\u53f7.<\/span><\/p>\n

                              \u5206\u914d\u7aef\u53e3\u53f7\u7684\u6700\u8fd1\u6e05\u5355\u53ef\u4ee5\u5728RFc1700\u201dAssigned Numbers\u201d\u4e0a\u627e\u5230\u3002TCP\uff0fUDP\u7aef\u53e3\u53f7\u63d0\u4f9b\u7684\u9644\u52a0\u4fe1\u606f\u53ef\u4ee5\u4e3a\u7f51\u7edc\u4ea4\u6362\u673a\u6240\u5229\u7528\uff0c\u8fd9\u662f\u7b2c4\u5c42\u4ea4\u6362\u7684\u57fa\u7840\u3002<\/span><\/p>\n

                              \u719f\u77e5\u7684\u7aef\u53e3\u53f7\u4e3e\u4f8b:<\/span><\/p>\n

                              \u5e94\u7528\u534f\u8bae\u00a0\u00a0\u7aef\u53e3\u53f7
                              FTP\u00a0\u00a0\u00a0\u00a020\uff08\u6570\u636e\uff09\uff0c21\uff08\u63a7\u5236\uff09
                              TELNET\u00a0\u00a023
                              SMTP\u00a0\u00a0\u00a0\u00a025
                              HTTP\u00a0\u00a0\u00a0\u00a080
                              NNTP\u00a0\u00a0\u00a0\u00a0119
                              NNMP\u00a0\u00a0\u00a016\uff0c162\uff08SNMP\u00a0traps\uff09
                              <\/span><\/code><\/pre>\n
                              <\/div><\/figure>\n
                              TCP\/UDP\u7aef\u53e3\u53f7\u63d0\u4f9b\u7684\u9644\u52a0\u4fe1\u606f\u53ef\u4ee5\u4e3a\u7f51\u7edc\u4ea4\u6362\u673a\u6240\u5229\u7528\uff0c\u8fd9\u662f\u7b2c\u56db\u5c42\u4ea4\u6362\u7684\u57fa\u7840\u3002<\/span><\/p>\n
                              \u5177\u6709\u7b2c\u56db\u5c42\u529f\u80fd\u7684\u4ea4\u6362\u673a\u80fd\u591f\u8d77\u5230\u4e0e\u670d\u52a1\u5668\u76f8\u8fde\u63a5\u7684\u201c\u865a\u62dfIP\u201d(VIP)\u524d\u7aef\u7684\u4f5c\u7528\u3002<\/span><\/p>\n
                              \u6bcf\u53f0\u670d\u52a1\u5668\u548c\u652f\u6301\u5355\u4e00\u6216\u901a\u7528\u5e94\u7528\u7684\u670d\u52a1\u5668\u7ec4\u90fd\u914d\u7f6e\u4e00\u4e2aVIP\u5730\u5740\u3002\u8fd9\u4e2aVIP\u5730\u5740\u88ab\u53d1\u9001\u51fa\u53bb\u5e76\u5728\u57df\u540d\u7cfb\u7edf\u4e0a\u6ce8\u518c\u3002<\/span><\/p>\n
                              \u5728\u53d1\u51fa\u4e00\u4e2a\u670d\u52a1\u8bf7\u6c42\u65f6\uff0c\u7b2c\u56db\u5c42\u4ea4\u6362\u673a\u901a\u8fc7\u5224\u5b9aTCP\u5f00\u59cb\uff0c\u6765\u8bc6\u522b\u4e00\u6b21\u4f1a\u8bdd\u7684\u5f00\u59cb\u3002\u7136\u540e\u5b83\u5229\u7528\u590d\u6742\u7684\u7b97\u6cd5\u6765\u786e\u5b9a\u5904\u7406\u8fd9\u4e2a\u8bf7\u6c42\u7684\u6700\u4f73\u670d\u52a1\u5668\u3002\u4e00\u65e6\u505a\u51fa\u8fd9\u79cd\u51b3\u5b9a\uff0c\u4ea4\u6362\u673a\u5c31\u5c06\u4f1a\u8bdd\u4e0e\u4e00\u4e2a\u5177\u4f53\u7684IP\u5730\u5740\u8054\u7cfb\u5728\u4e00\u8d77\uff0c\u5e76\u7528\u8be5\u670d\u52a1\u5668\u771f\u6b63\u7684IP\u5730\u5740\u6765\u4ee3\u66ff\u670d\u52a1\u5668\u4e0a\u7684VIP\u5730\u5740\u3002<\/span><\/p>\n
                              \u6bcf\u53f0\u7b2c\u56db\u5c42\u4ea4\u6362\u673a\u90fd\u4fdd\u5b58\u4e00\u4e2a\u4e0e\u88ab\u9009\u62e9\u7684\u670d\u52a1\u5668\u76f8\u914d\u7684\u6e90IP\u5730\u5740\u4ee5\u53ca\u6e90TCP \u7aef\u53e3\u76f8\u5173\u8054\u7684\u8fde\u63a5\u8868\u3002\u7136\u540e\u7b2c\u56db\u5c42\u4ea4\u6362\u673a\u5411\u8fd9\u53f0\u670d\u52a1\u5668\u8f6c\u53d1\u8fde\u63a5\u8bf7\u6c42\u3002\u6240\u6709\u540e\u7eed\u5305\u5728\u5ba2\u6237\u673a\u4e0e\u670d\u52a1\u5668\u4e4b\u95f4\u91cd\u65b0\u5f71\u5c04\u548c\u8f6c\u53d1\uff0c\u76f4\u5230\u4ea4\u6362\u673a\u53d1\u73b0\u4f1a\u8bdd\u4e3a\u6b62\u3002<\/span><\/p>\n
                              \u5728\u4f7f\u7528\u7b2c\u56db\u5c42\u4ea4\u6362\u7684\u60c5\u51b5\u4e0b\uff0c\u63a5\u5165\u53ef\u4ee5\u4e0e\u771f\u6b63\u7684\u670d\u52a1\u5668\u8fde\u63a5\u5728\u4e00\u8d77\u6765\u6ee1\u8db3\u7528\u6237\u5236\u5b9a\u7684\u89c4\u5219\uff0c\u8bf8\u5982\u4f7f\u6bcf\u53f0\u670d\u52a1\u5668\u4e0a\u6709\u76f8\u7b49\u6570\u91cf\u7684\u63a5\u5165\u6216\u6839\u636e\u4e0d\u540c\u670d\u52a1\u5668\u7684\u5bb9\u91cf\u6765\u5206\u914d\u4f20\u8f93\u6d41\u3002<\/span><\/p>\n<\/section>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
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