{"id":442,"date":"2021-05-31T12:03:44","date_gmt":"2021-05-31T04:03:44","guid":{"rendered":"http:\/\/www.xzclass.com\/?p=442"},"modified":"2022-02-28T13:39:34","modified_gmt":"2022-02-28T05:39:34","slug":"%e5%8f%af%e7%bc%96%e7%a8%8b%e7%bd%91%e5%85%83%e7%9a%84%e5%89%8d%e4%b8%96%e4%bb%8a%e7%94%9f","status":"publish","type":"post","link":"http:\/\/www.xzclass.com\/?p=442","title":{"rendered":"\u53ef\u7f16\u7a0b\u7f51\u5143\u7684\u524d\u4e16\u4eca\u751f"},"content":{"rendered":"
\u2589 \u53ef\u7f16\u7a0b\u7f51\u5143\u7684\u8fc7\u53bb<\/span><\/strong><\/strong><\/span><\/strong><\/span><\/section>\n

<\/span><\/section>\n
\u5728\u8fc7\u53bb\u7684\u5f88\u957f\u4e00\u6bb5\u65f6\u95f4\u91cc\uff0c\u7f51\u5143\u4e4b\u95f4\u901a\u8fc7OSPF\uff08\u5f00\u653e\u5f0f\u6700\u77ed\u8def\u5f84\u4f18\u5148\u534f\u8bae\uff09\u3001BGP\uff08\u8fb9\u754c\u7f51\u5173\u534f\u8bae\uff09\u7b49\u8fd0\u884c\u5728\u8bbe\u5907\u63a7\u5236\u9762\u7684\u5206\u5e03\u5f0f\u8def\u7531\u534f\u8bae<\/strong>\uff0c\u8fdb\u884c\u4ea4\u4e92\u5de5\u4f5c\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u7f51\u5143\u63d0\u4f9bSNMP\u3001NETCONF\u3001WEB\u3001CLI\u7b49\u63a5\u53e3\uff0c\u8fdb\u884c\u914d\u7f6e\u4e0b\u53d1\u6216\u72b6\u6001\u83b7\u53d6\uff0c\u63a7\u5236\u9762\u548c\u8f6c\u53d1\u9762\u90fd\u7531\u8bbe\u5907\u5546\u6216\u82af\u7247\u5546\u5b9e\u73b0\uff0c\u5185\u90e8\u67b6\u6784\u6216\u5b9e\u73b0\u7ec6\u8282\u5bf9\u7f51\u5143\u7684\u62e5\u6709\u8005\u800c\u8a00\u662f\u4e00\u4e2a\u9ed1\u76d2\u3002\u8fd9\u79cd\u7f51\u5143\uff0c\u5c5e\u4e8e\u201c\u53ef\u914d\u7f6e\u7f51\u5143\u201d<\/strong>\u3002<\/span><\/span><\/section>\n

<\/p>\n

<\/span><\/section>\n

<\/span><\/section>\n
\u540e\u6765\uff0c\u6709\u4e86SDN\uff08\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc\uff09\u3002<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n
SDN\u7684\u4e00\u4e2a\u6807\u5fd7\u6027\u52a8\u4f5c\uff0c\u5c31\u662f\u8f6c\u53d1\u9762\u548c\u63a7\u5236\u9762\u5206\u79bb<\/strong>\u3002\u8fd9\u4e24\u8005\u7834\u5929\u8352\u5730\u7ed3\u675f\u4e86\u4f60\u4e2d\u6709\u6211\u3001\u6211\u4e2d\u6709<\/span>\u4f60\u7684\u8026\u5408\u72b6\u6001\u3002<\/span><\/span><\/section>\n

<\/span><\/span>\u63a7\u5236\u9762\u5e38\u91c7\u7528\u8f6f\u4ef6\u7684\u65b9\u5f0f\u5b9e\u73b0\uff0c\u96c6\u4e2d\u65b9\u5f0f\u90e8\u7f72\uff0c\u53ef\u4ee5\u540c\u65f6\u7ba1\u63a7\u591a\u4e2a\u6570\u636e\u9762\u8f6c\u53d1\u7f51\u5143\u3002\u6bd4\u8f83\u77e5\u540d\u7684\u5f00\u6e90SDN\u63a7\u5236\u5668\uff0c\u6709ONOS\u3001ODL\u7b49\u3002<\/span><\/span><\/section>\n

<\/span><\/span><\/section>\n

<\/p>\n

<\/section>\n
\u63a7\u5236\u5668\u4f1a\u96c6\u4e2d\u8fdb\u884c\u8def\u7531\u8ba1\u7b97\uff0c\u5e76\u628a\u6bcf\u4e2a\u53d7\u63a7\u8f6c\u53d1\u7f51\u5143\u7684\u8868\u9879\u4ee5Openflow<\/strong>\u7b49\u6807\u51c6API\u7684\u65b9\u5f0f\u8fdb\u884c\u4e0b\u53d1\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u7f51\u7edc\u7684\u62e5\u6709\u8005\u53ef\u4ee5\u5bf9\u8f6c\u53d1\u7f51\u5143\u7684\u63a7\u5236\u9762\u6309\u9700\u5b9a\u5236\uff08\u901a\u8fc7\u63a7\u5236\u5668\uff09\uff0c\u5bf9\u8f6c\u53d1\u9762\u7684\u5b9a\u5236\u5c3a\u5ea6\u6709\u9650\uff0c\u5f80\u5f80\u53d6\u51b3\u4e8e\u91c7\u7528\u7684Openflow\u89c4\u8303\u548c\u6240\u9009\u62e9\u7684ASIC\u786c\u4ef6\u3002<\/span><\/section>\n

<\/span><\/section>\n
SDN\u65f6\u4ee3\u7684\u786c\u4ef6\u8f6c\u53d1\u7f51\u5143\uff0c\u5c5e\u4e8e\u201c\u63a7\u5236\u9762\u53ef\u7f16\u7a0b\u7f51\u5143<\/strong>\u201d\u3002<\/span><\/section>\n

<\/span><\/section>\n
<\/span><\/section>\n

<\/span><\/section>\n

<\/span><\/section>\n
\u2589 \u53ef\u7f16\u7a0b\u7f51\u5143\u7684\u73b0\u72b6<\/span><\/strong><\/strong><\/span><\/strong><\/span><\/strong><\/strong><\/span><\/section>\n

<\/span><\/section>\n
\u968f\u7740\u6570\u636e\u9762<\/strong>\u53ef\u7f16\u7a0b\u4ea4\u6362\u82af\u7247<\/strong>\u53caP4\u8bed\u8a00<\/strong>\u7684\u51fa\u73b0\uff0c\u8f6c\u53d1\u7f51\u5143\u7684\u6570\u636e\u9762\u4e5f\u53d8\u7684\u201c\u5584\u89e3\u4eba\u610f\u201d\u8d77\u6765\uff0c\u53ef\u4ee5\u6839\u636e\u7528\u6237\u7684\u4e1a\u52a1\u573a\u666f\u548c\u6d41\u91cf\u6a21\u578b\u8fdb\u884c\u5b9a\u5236\u3002<\/span><\/section>\n

<\/span><\/section>\n

<\/p>\n

<\/span><\/section>\n
\u6bd4\u5982\uff0c\u4f20\u7edf\u7684IP\u7c7b\u8f6c\u53d1\u7f51\u5143\uff0c\u5bf95G\u7528\u6237\u9762\u7f51\u5143UPF\u6240\u91c7\u7528\u7684GTP\u62a5\u6587\u7684\u5c01\u88c5\u548c\u89e3\u5c01\u88c5\u5e76\u4e0d\u652f\u6301\u3002\u6570\u636e\u9762\u4e0d\u53ef\u7f16\u7a0b\u65f6\u4ee3\uff0c\u8981\u652f\u6301GTP\u5c31\u9700\u8981\u91cd\u65b0\u8bbe\u8ba1\u786c\u4ef6\uff0c\u91cd\u8d70\u4e00\u904d\u4f20\u7edf\u4ea7\u54c1\u9700\u6c42\u8c03\u7814\u3001\u7acb\u9879\u3001\u7814\u53d1\u3001\u6d4b\u8bd5\u7b49\u73af\u8282\uff0c\u8fd9\u4e2a\u5468\u671f\u60f3\u60f3\u90fd\u5f88\u957f\u3002<\/span><\/section>\n

<\/span><\/section>\n
<\/span><\/section>\n

<\/span><\/section>\n
\u53ef\u7f16\u7a0b\u6570\u636e\u9762\u786c\u4ef6\u7684\u51fa\u73b0\uff0c\u8fd0\u884c\u5728\u8bbe\u5907\u4fa7\u7684P4 Runtime\u4ee3\u7406\uff08\u5982stratum\uff09\u4e0e\u63a7\u5236\u9762\u901a\u8fc7P4 Runtime\u4ea4\u4e92\uff0c\u52a8\u6001\u5207\u6362\u6216\u6539\u53d8\u8f6c\u53d1\u903b\u8f91\uff08\u5982\u8f6c\u6362\u4e3a\u652f\u6301GTP\u7684\u6570\u636e\u9762\uff09\u6210\u4e3a\u53ef\u80fd\u3002\u8fd9\u79cd\u7f51\u5143\uff0c\u5c5e\u4e8e\u201c\u5168\u53ef\u7f16\u7a0b\u7f51\u5143<\/strong>\u201d\u3002<\/span><\/section>\n

<\/span><\/section>\n
<\/section>\n
<\/section>\n
\u901a\u8fc7\u4e0b\u8868\uff0c\u53ef\u4ee5\u5bf9\u4e09\u79cd\u7c7b\u578b\u7f51\u5143\u505a\u4e2a\u7b80\u8981\u5bf9\u6bd4\uff1a
<\/span><\/section>\n

<\/span><\/section>\n

<\/span><\/p>\n


<\/span><\/section>\n
\u8f6c\u53d1\u7f51\u5143\u6570\u636e\u9762\u53ef\u7f16\u7a0b\uff0c\u5176\u5b9e\u4e5f\u4e0d\u662f\u53ef\u7f16\u7a0b\u4ea4\u6362\u82af\u7247\u7684\u4e13\u5c5e\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u8f6f\u4ef6\u5b9e\u73b0\u7684\u865a\u62df\u7f51\u5143\u3001\u7f51\u7edc\u591a\u6838\u5904\u7406\u5668NP\u3001FPGA\u7b49\u5b9e\u73b0\u7684\u7f51\u5143\uff0c\u90fd\u53ef\u4ee5\u4f5c\u4e3aP4\u8bed\u8a00\u7684\u8fd0\u884ctarget\uff08\u76ee\u6807\uff09\u3002\u800c\u4e14\uff0c\u8fd9\u4e9b\u7f51\u5143\u7684\u53ef\u7f16\u7a0b\u80fd\u529b\u8f83\u4e4b\u53ef\u7f16\u7a0b\u4ea4\u6362\u82af\u7247\u5f80\u5f80\u66f4\u597d\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u4e0d\u8fc7\uff0c\u8bba\u5e26\u5bbd\u3001\u529f\u8017\u3001\u6210\u672c\u4e4b\u7c7b\u7684\u786c\u6307\u6807\uff0c\u80dc\u51fa\u7684\u8fd8\u662f\u53ef\u7f16\u7a0b\u4ea4\u6362\u82af\u7247\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u7f51\u5143\u7684\u63a7\u5236\u9762\u3001\u8f6c\u53d1\u9762\u5168\u53ef\u7f16\u7a0b\u5e26\u6765\u7684\u76f4\u63a5\u597d\u5904\uff0c\u662f\u7f51\u7edc\u7684\u62e5\u6709\u8005\u4e0d\u518d\u53d7\u8bbe\u5907\u548c\u82af\u7247\u5546\u7684\u9501\u5b9a\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u5168\u53ef\u7f16\u7a0b\u7f51\u5143\u53ca\u7531\u8fd9\u4e9b\u7f51\u5143\u6784\u6210\u7684\u53ef\u7f16\u7a0b\u7f51\u7edc\uff0c\u80fd\u591f\u6781\u5927\u6fc0\u53d1\u4ea7\u5b66\u7814\u5404\u754c\u5bf9\u7f51\u5143\u3001\u7f51\u7edc\u521b\u65b0\u7684\u70ed\u60c5\uff0c\u540c\u65f6\uff0c\u4e5f\u901a\u8fc7P4\u8bed\u8a00\u7b49\u964d\u4f4e\u4e86\u521b\u65b0\u7684\u95e8\u69db\u3002<\/span><\/strong><\/span><\/section>\n

<\/span><\/section>\n
\u9488\u5bf9\u63a7\u5236\u9762\u7684\u7814\u7a76\uff0c\u968f\u7740SDN\u7684\u6210\u719f\uff0c\u53ef\u8c13\u7855\u679c\u7d2f\u7d2f\u3002<\/span><\/section>\n

<\/span><\/section>\n
\u4e0b\u9762\uff0c\u7b14\u8005\u7f57\u5217\u4e86\u4e00\u4e9b\u9488\u5bf9\u6570\u636e\u9762\u53ef\u7f16\u7a0b<\/strong>\u8fdb\u884c\u7684\u4f18\u79c0\u521b\u65b0\u548c\u5b9e\u8df5\u3002\u901a\u8fc7\u8fd9\u4e9b\u6848\u4f8b\uff0c\u53ef\u4ee5\u66f4\u597d\u5730\u4e86\u89e3\u53ef\u7f16\u7a0b\u7f51\u5143\u7684\u73b0\u72b6\uff1a<\/span><\/section>\n

<\/span><\/section>\n
    \n
  • \n
    \u8d1f\u8f7d\u5747\u8861<\/span><\/strong><\/span><\/section>\n<\/li>\n<\/ul>\n

    <\/span><\/section>\n
    \u5927\u578b\u6570\u636e\u4e2d\u5fc3\u7f51\u7edc\u865a\u62dfIP\u5730\u5740\u6d41\u91cf\u7ea6\u536044%\uff0c\u9700\u8981\u505a\u5e26\u72b6\u6001\u8d1f\u8f7d\u5747\u8861\u6765\u7ef4\u6301\u6bcf\u6761\u8fde\u63a5\u7684\u4e00\u81f4\u6027\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u6570\u636e\u4e2d\u5fc3\u901a\u5e38\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u662f\u7528\u4e0a\u767e\u53f0\u670d\u52a1\u5668\u4e13\u95e8\u6765\u505a\u8d1f\u8f7d\u5747\u8861\u3002\u8fd9\u5927\u7ea6\u4f1a\u5360\u75284%\u7684\u8ba1\u7b97\u8d44\u6e90\uff0c\u8fd9\u90e8\u5206\u8ba1\u7b97\u8d44\u6e90\u65e0\u6cd5\u518d\u552e\u5356\u7ed9\u5ba2\u6237\u8fdb\u884c\u53d8\u73b0\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u96ea\u4e0a\u52a0\u971c\u7684\u662f\uff0c\u7528\u670d\u52a1\u5668\u8dd1\u8f6f\u4ef6\u7684\u65b9\u5f0f\u8fdb\u884c\u8d1f\u8f7d\u5747\u8861\uff0c\u4f1a\u5e26\u6765\u8f83\u9ad8\u7684\u5ef6\u65f6\u548c\u6296\u52a8\uff0c\u5f71\u54cd\u7528\u6237\u7684\u4f53\u9a8c\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    2017\u5e74\u7684\u4e00\u7bc7SIGCOMM\u8bba\u6587\u629b\u51fa\u4e86SilkRoad\u65b9\u6848<\/strong>\uff08\u6ca1\u9519\uff0c\u6c49\u8bed\u610f\u601d\u662f\u201c\u4e1d\u7ef8\u4e4b\u8def\u201d\uff09\uff0c\u6210\u529f\u7684\u5c06\u8fd9\u4e00\u68d8\u624b\u95ee\u9898\u6254\u8fdb\u4e86\u5783\u573e\u6876\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    SilkRoad\u4f7f\u7528\u53ef\u7f16\u7a0b\u4ea4\u6362\u673a\u6765\u505a\u5e26\u72b6\u6001\u56db\u5c42\u8d1f\u8f7d\u5747\u8861\uff0c\u901a\u8fc7\u5b58\u50a8\u6d41\u7684\u4e94\u5143\u7ec4\u54c8\u5e0c\u503c\u4e0eDIP\u6c60\u7248\u672c\u53f7\u6765\u5206\u522b\u51cf\u5c11\u5339\u914d\u57df\u548c\u52a8\u4f5c\u7684\u5927\u5c0f\uff0c\u4ece\u800c\u5b9e\u73b0\u5728\u4ea4\u6362\u673a\u4e0a\u540c\u65f6\u7ef4\u62a4\u4e0a\u767e\u4e07\u6761\u6d41\u7684\u5e26\u72b6\u6001\u8fde\u63a5\u3002\u901a\u8fc7\u786c\u4ef6\u5b9e\u73b0\u7684bloom filter\uff0c\u7528\u4e8e\u786e\u4fdd\u5373\u4f7fDIP\u6c60\u53d1\u751f\u66f4\u65b0\uff0c\u4e5f\u80fd\u7ef4\u6301\u6bcf\u6761\u8fde\u63a5\u7684\u4e00\u81f4\u6027\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    SilkRoad\u8fd9\u6837\u505a\u7684\u597d\u5904\u4e5f\u5f88\u660e\u663e\uff0c\u53ef\u4ee5\u7528\u4e00\u53f0\u53ef\u7f16\u7a0b\u4ea4\u6362\u673a\u4ee3\u66ff\u4e0a\u767e\u53f0\u670d\u52a1\u5668\u6765\u5b8c\u6210\u5e26\u72b6\u6001\u8d1f\u8f7d\u5747\u8861\u7684\u5de5\u4f5c\u3002\u8fd9\u6837\u4e0d\u4ec5\u5c06\u5e26\u72b6\u6001\u8d1f\u8f7d\u5747\u8861\u7684\u6210\u672c\u964d\u4f4e\u4e86\u4e24\u4e2a\u6570\u91cf\u7ea7\uff0c\u8fd8\u9526\u4e0a\u6dfb\u82b1\u5730\u964d\u4f4e\u4e86\u5ef6\u8fdf\u4e0e\u6296\u52a8\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    <\/span><\/section>\n

    <\/span><\/section>\n
      \n
    • \n
      \u7f51\u7edc\u6d4b\u91cf<\/span><\/strong><\/span><\/section>\n<\/li>\n<\/ul>\n

      <\/span><\/strong><\/span><\/section>\n
      \u6709\u7f51\u7edc\u8fd0\u7ef4\u7ecf\u9a8c\u7684\u8bfb\u8005\u4e00\u5b9a\u6df1\u6709\u4f53\u4f1a\uff0c\u65e5\u5e38\u7684\u7f51\u7edc\u7ba1\u7406\u548c\u7ef4\u62a4\u4f9d\u8d56\u4e8e\u53ca\u65f6\u6709\u6548\u7684\u7f51\u7edc\u6d4b\u91cf\u548c\u76d1\u63a7\u3002<\/span><\/section>\n

      <\/span><\/span>\u4e5f\u8bb8\u6709\u7684\u8bfb\u8005\u4e5f\u542c\u8bf4\u8fc7NetFlow\uff0c\u4e00\u6b3e\u5e94\u7528\u5e7f\u6cdb\u7684\u7f51\u7edc\u76d1\u63a7\u5de5\u5177\u3002\u5982\u679c\u76d1\u63a7\u6240\u6709\u6d41\uff0c\u4f1a\u5e26\u6765\u8f83\u9ad8\u7684\u5904\u7406\u65f6\u95f4\uff0c\u4ee5\u53ca\u8f83\u5927\u7684\u5b58\u50a8\u7a7a\u95f4\u6d88\u8017\uff0c\u5f88\u96be\u5728\u6570\u636e\u4e2d\u5fc3\u7684\u5546\u7528\u4ea4\u6362\u673a\u4e2d\u8fdb\u884c\u90e8\u7f72\u3002<\/span><\/section>\n

      <\/span><\/section>\n
      \u56e0\u6b64NetFlow\u9700\u8981\u5bf9\u6570\u636e\u5305\u8fdb\u884c\u62bd\u6837\uff0c\u53ea\u80fd\u76d1\u63a7\u4e00\u90e8\u5206\u6d41\u3002\u8fd9\u6837\u4e00\u6765\uff0c\u5bf9\u6682\u6001\u8def\u7531\u5faa\u73af\u3001\u8def\u7531\u9ed1\u6d1e\u3001\u7a81\u53d1\u6d41\u7b49\u8fdb\u884c\u68c0\u6d4b\uff0c\u5c31\u53d8\u5f97\u4e0d\u5207\u5b9e\u9645\u3002\u56e0\u4e3a\u8fd9\u4e9b\u90fd\u9700\u8981\u5728\u77ed\u65f6\u95f4\u5185\uff0c\u5bf9\u6240\u6709\u6d41\u4e0d\u91c7\u6837\u5730\u8fdb\u884c\u76d1\u63a7\u3002<\/span><\/section>\n

      <\/span><\/section>\n
      \u4e00\u7bc7\u9898\u4e3a\u300aA better NetFlow for data centers\u300b\u7684\u6587\u732e\uff0c\u8bbe\u8ba1\u4e86FlowRadar\uff08\u6d41\u96f7\u8fbe\uff09\uff0c\u4e13\u95e8\u6765\u89e3\u51b3\u8fd9\u4e2a\u75db\u70b9\u3002<\/span><\/section>\n

      <\/span><\/section>\n
      \u5b83\u7684\u6838\u5fc3\u601d\u60f3\u662f\uff0c\u5728\u53ef\u7f16\u7a0b\u4ea4\u6362\u673a\u4e0a\u4f7f\u7528\u6269\u5c55\u7684\u53ef\u9006\u5e03\u9c81\u8fc7\u6ee4\u5668\u67e5\u8be2\u8868\uff0c\u5bf9\u6bcf\u6761\u6d41\u7684\u8ba1\u6570\u5668\u8fdb\u884c\u7f16\u7801\u3002\u7136\u540e\uff0c\u4f7f\u7528\u8fdc\u7a0b\u91c7\u96c6\u5668\u7684\u8ba1\u7b97\u80fd\u529b\uff0c\u5bf9\u5168\u7f51\u6d41\u8ba1\u6570\u5668\u8fdb\u884c\u89e3\u7801\u548c\u5206\u6790\u3002<\/span><\/section>\n

      <\/span><\/section>\n
      \u8fd9\u6837\u4e00\u987f\u6298\u817e\uff0cFlowRadar\u6bd4NetFlow\u7684\u4f18\u52bf\u5c31\u51fa\u6765\u4e86\u3002\u5b83\u53ef\u6269\u5c55\u6027\u66f4\u597d\uff0c\u53ef\u4ee5\u76d1\u63a7\u6240\u6709\u7684\u6d41\uff0c\u53ef\u4ee5\u641e\u5b9a\u6682\u6001\u8def\u7531\u5faa\u73af\u3001\u8def\u7531\u9ed1\u6d1e\u3001\u7a81\u53d1\u6d41\u7b49\u68d8\u624b\u95ee\u9898\u7684\u68c0\u6d4b\u3002<\/span><\/section>\n

      <\/span><\/section>\n
      <\/span><\/section>\n

      <\/span><\/section>\n
        \n
      • \n
        \u7f51\u7edc\u5b89\u5168<\/span><\/strong><\/span><\/section>\n<\/li>\n<\/ul>\n
        <\/section>\n
        DDoS\u653b\u51fb\uff0c\u5927\u5bb6\u5e94\u8be5\u4e0d\u4f1a\u964c\u751f\uff0c\u6ca1\u7ecf\u5386\u8fc7\u81f3\u5c11\u4e5f\u5e94\u8be5\u542c\u8bf4\u8fc7\u3002\u56e0\u4e3a\u5b83\u662f\u76ee\u524d\u7f51\u7edc\u73af\u5883\u4e2d\u89c4\u6a21\u6700\u5927\u3001\u9891\u7387\u6700\u9ad8\u7684\u7f51\u7edc\u653b\u51fb\u624b\u6bb5\u3002
        <\/span><\/section>\n

        <\/span><\/section>\n
        \u5e94\u5bf9\u8fd9\u79cd\u653b\u51fb\u7684\u4f20\u7edf\u65b9\u6cd5\uff0c\u662f\u4f7f\u7528\u4e2d\u95f4\u4ef6\u6765\u7f13\u89e3\u3002<\/span>\u867d\u7136<\/span>S<\/span>DN\u6280<\/span>\u672f\u4e5f\u53ef\u4ee5\u88ab\u7528\u6765\u9632\u5fa1DDoS\u653b\u51fb\uff0c<\/span>\u4f46\u5b83\u672c\u8eab\u53c8\u5f15\u5165\u4e86\u65b0\u7684DDoS\u7684\u653b\u51fb\u70b9<\/span>\u3002<\/span>SYN-flood\u653b\u51fb\u4f1a\u4f7f\u63a7\u5236\u4fe1\u9053\u7684\u94fe\u8def\u5bb9\u91cf\u548c\u6570\u636e\u5e73\u9762\u7f13\u5b58\u5f88\u5feb\u6210\u4e3a\u74f6\u9888\uff0c\u5c31\u662f\u4e2a\u6709\u8840\u6709\u8089\u7684\u4f8b\u5b50\u3002<\/span><\/section>\n

        <\/span><\/section>\n
        \u90a3\u4e48\uff0c\u6709\u6ca1\u6709\u5728\u6570\u636e\u5e73\u9762\u76f4\u63a5\u628aDDoS\u653b\u51fb\u6d41\u91cf\u6e05\u7406\u6389\u7684\u65b9\u6848\u5462\uff1f<\/span><\/section>\n

        <\/span><\/section>\n
        \u8fd8\u771f\u6709\uff0c\u9898\u4e3a\u300aNetwork anti spoofing with SDN data plane\u300b\u7684\u6587\u732e\uff0c\u5c31\u63d0\u51fa\u4e86\u53ef\u4ee5\u5b8c\u5168\u5b9e\u73b0\u5728\u53ef\u7f16\u7a0b\u6570\u636e\u5e73\u9762\u4e0a\u7684DDoS\u6d41\u91cf\u6e05\u7406\u65b9\u6cd5\uff0c\u8fd9\u5c31\u907f\u514d\u4e86\u548c\u63a7\u5236\u5668\u7684\u4ea4\u4e92\u3002<\/span><\/section>\n

        <\/span><\/section>\n
        \u5b83\u7684\u6838\u5fc3\u601d\u60f3\u662f\uff0c\u6570\u636e\u5e73\u9762\u8bbe\u5907\u4f1a\u62e6\u622a\u5e76\u4ee3\u7406SYN\u8bf7\u6c42\uff0c\u6839\u636e\u62a5\u6587\u91cd\u65b0\u8ba1\u7b97\u51fa\u7684\u968f\u673aSYN-ACK challenge\u4f5c\u4e3a\u5e94\u7b54\u53f7\uff0c\u6210\u529f\u54cd\u5e94challenge\u7684\u6e90\u5730\u5740\u4f1a\u88ab\u52a0\u5165\u767d\u540d\u5355\u5e76\u91cd\u8bbe\u8fde\u63a5\u3002<\/span><\/section>\n

        <\/span><\/section>\n
        <\/span><\/section>\n

        <\/span><\/section>\n
        \u5728\u901a\u8fc7challenge\u9a8c\u8bc1\u524d\uff0c\u670d\u52a1\u5668\u548c\u6570\u636e\u5e73\u9762\u8bbe\u5907\u90fd\u4e0d\u9700\u8981\u7ef4\u62a4\u4efb\u4f55\u5e26\u72b6\u6001\u7684\u4fe1\u606f\uff0c\u53ef\u4ee5\u5e94\u5bf9\u5f88\u5927\u7684\u653b\u51fb\u6d41\u91cf\u3002<\/span><\/section>\n

        <\/span><\/section>\n
        \u5f53\u653b\u51fb\u6d41\u91cf\u8d85\u8fc7\u4e86\u5355\u4e00\u8bbe\u5907\u8d44\u6e90\u9650\u5236\u65f6\uff0c\u4f7f\u7528\u540c\u4e00\u6761\u8f6c\u53d1\u8def\u5f84\u4e0a\u6240\u6709\u53ef\u7f16\u7a0b\u6570\u636e\u5e73\u9762\u7684\u8d44\u6e90\u5bf9\u653b\u51fb\u6d41\u91cf\u8fdb\u884c\u534f\u540c\u8fc7\u6ee4\uff0c\u6bcf\u4e2a\u8bbe\u5907\u53ea\u8d1f\u8d23\u6e05\u6d17\u4e00\u90e8\u5206\u6d41\u91cf\uff0c\u5269\u4e0b\u7684\u4ea4\u7531\u4e0b\u6e38\u8bbe\u5907\u5904\u7406\uff0c\u8ba9DDoS\u653b\u51fb\u6765\u7684\u66f4\u731b\u70c8\u4e00\u4e9b\u5427\uff01<\/span><\/section>\n

        <\/span><\/section>\n
        \u5229\u7528\u6570\u636e\u9762\u53ef\u7f16\u7a0b\u8fdb\u884c\u521b\u65b0\u7684\u4f8b\u5b50\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u4e3e\u51fa\u5f88\u591a\u3002\u9650\u4e8e\u7bc7\u5e45\uff0c\u7b14\u8005\u6253\u7b97\u7528\u4e00\u5f20\u56fe\u6765\u8fdb\u884c\u8fd9\u4e00\u8282\u7684\u6536\u5c3e\u3002<\/span><\/span><\/section>\n

        <\/span><\/span><\/section>\n
        <\/span>\u4e0b\u56fe\u663e\u793a\uff0c\u53ef\u7f16\u7a0b\u7f51\u5143\u7684\u7814\u7a76\u5728\u7f51\u7edc\u9065\u6d4b\u3001\u6027\u80fd\u4f18\u5316\u3001\u52a0\u901f\u5378\u8f7d\u3001\u5b89\u5168\u7b49\u65b9\u65b9\u9762\u9762\u90fd\u6709\u8986\u76d6\u3002\u5bf9\u8fd9\u4e00\u9886\u57df\u611f\u5174\u8da3\u7684\u8bfb\u8005\uff0c\u4e5f\u53ef\u4ee5\u5c06\u8fd9\u5f20\u63d0\u4f5c\u4e3a\u5f00\u542f\u6df1\u5165\u5b66\u4e60\u7814\u7a76\u4e4b\u65c5\u7684\u5bfc\u822a\u56fe\u3002<\/span><\/span><\/section>\n

        <\/span><\/section>\n
        <\/span><\/section>\n

        <\/span><\/section>\n

        <\/span><\/section>\n
        \u2589 \u53ef\u7f16\u7a0b\u7f51\u5143\u7684\u672a\u6765<\/span><\/strong><\/strong><\/span><\/strong><\/span><\/section>\n
        <\/section>\n
        \u968f\u7740\u6570\u636e\u9762\u53ef\u7f16\u7a0b\u65b9\u6848\u7684\u9010\u6e10\u4e30\u5bcc\uff0c\u53ef\u7f16\u7a0b\u7f51\u5143\u5df2\u7ecf\u8fc8\u5165\u63a7\u5236\u9762\u3001\u6570\u636e\u9762\u90fd\u53ef\u7f16\u7a0b\u7684\u5168\u53ef\u7f16\u7a0b\u7f51\u5143\u65f6\u4ee3\u3002<\/span><\/section>\n

        <\/span><\/section>\n
        \u7528\u6237\u3001\u4e1a\u52a1\u548c\u7f51\u7edc\u5bf9\u53ef\u7f16\u7a0b\u7f51\u5143\u7684\u671f\u5f85\u662f\u5426\u90fd\u5df2\u53d8\u6210\u73b0\u5b9e\uff1f\u672a\u6765\u7684\u7f51\u7edc\u662f\u5426\u4f1a\u7531\u53ef\u7f16\u7a0b\u7f51\u5143\u4e00\u7edf\u6c5f\u6e56\uff1f<\/span><\/section>\n

        <\/span><\/section>\n
        \u4e0a\u9762\u7684\u95ee\u9898\uff0c\u6bcf\u4e2a\u8bfb\u8005\u90fd\u6709\u81ea\u5df1\u7684\u7406\u89e3\u3002\u4e0b\u9762\u7b14\u8005\u629b\u7816\u5f15\u7389\uff0c\u8bf4\u8bf4\u6211\u7684\u770b\u6cd5\u3002<\/span><\/section>\n

        <\/span><\/section>\n
        \u9996\u5148\uff0c\u7528\u6237\u3001\u4e1a\u52a1\u548c\u7f51\u7edc\u7684\u9700\u6c42\uff0c\u672c\u8eab\u5c31\u5728\u4e0d\u65ad\u7684\u53d1\u5c55\u53d8\u5316\u3002\u800c\u4e14\uff0c\u8fd9\u4e2a\u53d8\u5316\u7684\u8d8b\u52bf\u5728\u9010\u6e10\u52a0\u5feb\u3002\u6240\u4ee5\uff0c\u5bf9\u53ef\u7f16\u7a0b\u7f51\u5143\u7684\u9700\u6c42\u6216\u671f\u5f85\uff0c\u6c38\u8fdc\u4e0d\u4f1a\u6d88\u5931\u3002<\/span><\/section>\n

        <\/span><\/section>\n
        \u5176\u6b21\uff0c\u672a\u6765\u7f51\u7edc\u4e00\u5b9a\u662f\u5f39\u6027\u7075\u6d3b\u9ad8\u6027\u80fd\u3001SLA\u6709\u4fdd\u969c\u7684\u667a\u6167\u7ba1\u9053\uff0c\u8981\u5b9e\u73b0\u8fd9\u4e00\u76ee\u6807\uff0c\u53ef\u7f16\u7a0b\u7f51\u5143\u7edd\u5bf9\u662f\u4e2a\u6f5c\u529b\u80a1\u3002<\/span><\/strong><\/span><\/section>\n

        <\/span><\/section>\n
        \u4e0d\u8fc7\u5982\u524d\u6587\u6240\u8ff0\uff0c\u53ef\u7f16\u7a0b\u7f51\u5143\u7684\u786c\u4ef6\u5f62\u6001\uff0c\u8f83\u4e4b\u76ee\u524d\u4e94\u82b1\u516b\u95e8\u7684\u79cd\u7c7b\u548c\u578b\u53f7\uff0c\u4e00\u5b9a\u4f1a\u6709\u6240\u51cf\u5c11\uff0c\u4f46\u4e5f\u4e0d\u5927\u53ef\u80fd\u4f1a\u53ea\u6709\u4e00\u79cd\u786c\u4ef6\u5f62\u6001\u3002\u81f3\u5c11\uff0c\u901a\u7528\u670d\u52a1\u5668\u7684\u865a\u62df\u5316\u53ef\u7f16\u7a0b\u7f51\u5143\u548c\u91c7\u7528\u53ef\u7f16\u7a0b\u4ea4\u6362\u82af\u7247\u3001NP\u6216FPGA\u5176\u4e2d\u7684\u4e00\u79cd\u6216\u51e0\u79cd\u7ec4\u5408\u7684\u8f6f\u786c\u4e00\u4f53\u5316\u53ef\u7f16\u7a0b\u786c\u4ef6\u7f51\u5143\uff0c\u5927\u6982\u7387\u4f1a\u5b58\u6d3b\u4e0b\u6765\u3002<\/span><\/section>\n

        <\/span><\/section>\n
        \u76ee\u524d\uff0c\u4e3b\u6d41\u82af\u7247\u4f9b\u5e94\u5546\u7eb7\u7eb7\u63a8\u51fa\u4e86\u81ea\u5df1\u7684\u53ef\u7f16\u7a0b\u82af\u7247\u89e3\u51b3\u65b9\u6848\u3002\u767d\u76d2\u8bbe\u5907\u5546\uff0c\u4e5f\u8feb\u4e0d\u53ca\u5f85\u5730\u57fa\u4e8e\u53ef\u7f16\u7a0b\u82af\u7247\uff0c\u63a8\u51fa\u4e86\u5404\u81ea\u7684\u53ef\u7f16\u7a0b\u7f51\u5143\u786c\u4ef6\u3002\u56fd\u5185\u5916\u5934\u90e8\u4e92\u8054\u7f51\u516c\u53f8\uff0c\u5982AWS\u3001Google\u3001\u963f\u91cc\u3001\u817e\u8baf\u7b49\uff0c\u7eb7\u7eb7\u8c03\u5175\u9063\u5c06\uff0c\u8fdb\u884c\u53ef\u7f16\u7a0b\u7f51\u5143\u7684\u7814\u53d1\u548c\u843d\u5730\u3002<\/span><\/section>\n

        <\/span><\/section>\n
        <\/span><\/section>\n
        <\/span><\/section>\n

        <\/span><\/section>\n
        \u672a\u6765\u9488\u5bf9\u8f6f\u786c\u4e00\u4f53\u5316\u53ef\u7f16\u7a0b\u786c\u4ef6\u7f51\u5143\u7684\u5b66\u672f\u7814\u7a76\u548c\u4ea7\u4e1a\u5e94\u7528\uff0c\u4e00\u5b9a\u4f1a\u5448\u4e95\u55b7\u5f0f\u53d1\u5c55\u3002\u57fa\u4e8e\u53ef\u7f16\u7a0b\u786c\u4ef6\u7f51\u5143\u7684\u73a9\u6cd5\uff0c\u4e5f\u4f1a\u767e\u82b1\u9f50\u653e\u3002<\/span><\/section>\n

        <\/span><\/section>\n
        \u6700\u540e\uff0c\u4e0a\u4e2a\u56fe\u4f9b\u8bfb\u8005\u53c2\u8003\uff0c\u5e0c\u671b\u4e0d\u4f1a\u56e0\u6b64\u6324\u538b\u4e86\u5927\u5bb6\u5bf9\u57fa\u4e8e\u53ef\u7f16\u7a0b\u7f51\u5143\u8fdb\u884c\u521b\u65b0\u7684\u60f3\u8c61\u529b\u3002<\/span><\/section>\n

        <\/span><\/section>\n
        <\/section>\n
        <\/section>\n
        <\/section>\n
        \uff08\u5168\u6587\u5b8c\uff09<\/span><\/section>\n
        <\/section>\n
        <\/section>\n
        <\/section>\n

        \u6587\u7ae0\u8f6c\u8f7d\u81ea\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u9c9c\u67a3\u8bfe\u5802<\/p>\n","protected":false},"excerpt":{"rendered":"

        \u2589 \u53ef\u7f16\u7a0b\u7f51\u5143\u7684\u8fc7\u53bb \u5728\u8fc7\u53bb\u7684\u5f88\u957f\u4e00\u6bb5\u65f6\u95f4\u91cc\uff0c\u7f51\u5143\u4e4b\u95f4\u901a\u8fc7OSPF\uff08\u5f00\u653e\u5f0f\u6700\u77ed\u8def\u5f84\u4f18\u5148\u534f\u8bae\uff09\u3001BGP\uff08\u8fb9\u754c\u7f51\u5173 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12],"tags":[18,213],"class_list":["post-442","post","type-post","status-publish","format-standard","hentry","category-12","tag-sdn","tag-213"],"_links":{"self":[{"href":"http:\/\/www.xzclass.com\/index.php?rest_route=\/wp\/v2\/posts\/442"}],"collection":[{"href":"http:\/\/www.xzclass.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.xzclass.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.xzclass.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.xzclass.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=442"}],"version-history":[{"count":1,"href":"http:\/\/www.xzclass.com\/index.php?rest_route=\/wp\/v2\/posts\/442\/revisions"}],"predecessor-version":[{"id":701,"href":"http:\/\/www.xzclass.com\/index.php?rest_route=\/wp\/v2\/posts\/442\/revisions\/701"}],"wp:attachment":[{"href":"http:\/\/www.xzclass.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=442"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.xzclass.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=442"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.xzclass.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=442"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}