\u9999\u6e2f\u670d\u52a1\u5668\u9762\u4e34\u7684\u8de8\u5883\u7f51\u7edc\u74f6\u9888<\/strong><\/h2>\n

\u5185\u5730\u4e0e\u9999\u6e2f\u4e4b\u95f4\u7684\u8de8\u5883\u7f51\u7edc\u74f6\u9888\u7ecf\u5e38\u5e72\u6270\u670d\u52a1\u5668\u6d41\u91cf\u4f20\u8f93\u3002\u5145\u5206\u7406\u89e3\u8fd9\u7c7b\u7f51\u7edc\u95ee\u9898\uff0c\u6709\u52a9\u4e8e\u89c4\u907f\u7a81\u53d1\u5b95\u673a\uff0c\u7ef4\u6301\u7a33\u5b9a\u670d\u52a1\u6027\u80fd\u3002<\/p>\n

BGP\u4e0eCN2\u8def\u7531\u8def\u5f84\u89c4\u5212\u4e0d\u5408\u7406<\/h3>\n

BGP\u8def\u7531\u7b56\u7565\u76f4\u63a5\u51b3\u5b9a\u6570\u636e\u5305\u8de8\u5883\u4f20\u8f93\u8def\u5f84\u3002\u666e\u901aBGP\u7ebf\u8def\u901a\u5e38\u57fa\u4e8e\u8fd0\u8425\u5546\u6210\u672c\u9009\u62e9\u4f20\u8f93\u8def\u5f84\uff0c\u800c\u975e\u6309\u7167\u5730\u7406\u8ddd\u79bb\u62e9\u4f18\u3002<\/p>\n

\n
• \u7ed5\u884c\u95f4\u63a5\u7ebf\u8def<\/strong>\uff1a\u8fd0\u8425\u5546\u4e3a\u538b\u7f29\u8fd0\u8425\u6210\u672c\uff0c\u5e38\u4f1a\u5c06\u6570\u636e\u7ecf\u7531\u65e5\u672c\u3001\u7f8e\u56fd\u7b49\u7b2c\u4e09\u65b9\u56fd\u5bb6\u4e2d\u8f6c\u3002<\/li>\n
• \u5ef6\u8fdf\u5347\u9ad8<\/strong>\uff1a\u8fdc\u8ddd\u79bb\u989d\u5916\u8def\u7531\u8282\u70b9\u4f1a\u5927\u5e45\u589e\u52a0\u7f51\u7edc\u5ef6\u8fdf\u3002<\/li>\n
• \u4e1a\u52a1\u8d28\u91cf\u4e0b\u964d<\/strong>\uff1a\u4e0d\u5408\u7406\u8def\u7531\u9020\u6210\u8bf7\u6c42\u4e22\u5931\u3001API\u63a5\u53e3\u8c03\u7528\u65e0\u54cd\u5e94\u3001\u7f51\u9875\u52a0\u8f7d\u4e0d\u5b8c\u6574\u3002<\/li>\n<\/ul>\n

  \u4f4e\u4ef7\u670d\u52a1\u5668\u79df\u7528\u65b9\u6848\u5927\u591a\u91c7\u7528\u666e\u901a\u7ebf\u8def\uff0c\u800c\u975e\u76f4\u8fdeCN2 GIA\u67b6\u6784\u3002\u82e5\u670d\u52a1\u5546\u9009\u7528\u4e2d\u8f6c\u8def\u7531\uff0c\u7ec8\u7aef\u7528\u6237\u5c06\u9762\u4e34\u9ad8\u5ef6\u8fdf\u3001\u9891\u7e41\u65ad\u8fde\u7b49\u95ee\u9898\u3002<\/p>\n

  \n\n\n\n\n<\/colgroup>\n\n\n\n\n

  \u7ebf\u8def\u7c7b\u578b<\/th>\n	\u6838\u5fc3\u8def\u7531\u673a\u5236<\/th>\n	\u8de8\u5883\u4f20\u8f93\u8868\u73b0<\/th>\n<\/tr>\n
  \u666e\u901aBGP\u7ebf\u8def<\/td>\n	\u6d41\u91cf\u7ecf\u7531\u7b2c\u4e09\u65b9\u533a\u57df\u8282\u70b9\u4e2d\u8f6c\uff0c\u964d\u4f4e\u8fd0\u8425\u6210\u672c\u3002<\/td>\n	\u65e5\u5e38\u8fd0\u884c\u5ef6\u8fdf\u504f\u9ad8\uff0c\u7f51\u7edc\u6ce2\u52a8\u9891\u7e41\u3002<\/td>\n<\/tr>\n
  \u76f4\u8fdeCN2 GIA<\/td>\n	\u4f9d\u6258\u4e13\u5c5e\u7ebf\u8def\u76f4\u8fde\u56fd\u5185\u9aa8\u5e72\u7f51\u7edc\u3002<\/td>\n	\u7f51\u7edc\u8d28\u91cf\u4f18\u5f02\uff0c\u4e22\u5305\u7387\u4f4e\u3001\u541e\u5410\u91cf\u7a33\u5b9a\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n \u8fb9\u5883\u7f51\u5173\u62e5\u5835\u4e0e\u6570\u636e\u5305\u4e22\u5931<\/h3>\n \u56fd\u9645\u7f51\u5173\u627f\u8f7d\u6d77\u91cf\u8de8\u5883\u6570\u636e\u4f20\u8f93\u3002\u6d41\u91cf\u8fc7\u5927\u8d85\u51fa\u627f\u8f7d\u80fd\u529b\u65f6\uff0c\u8fd9\u7c7b\u5173\u952e\u8de8\u5883\u8282\u70b9\u5c31\u4f1a\u5f62\u6210\u74f6\u9888\u3002<\/p>\n \u26a0\ufe0f \u6ce8\u610f<\/strong>\uff1a\u4ece\u5185\u5730\u8bbf\u95ee\u9999\u6e2f\u670d\u52a1\u5668\u7684\u51fa\u7ad9\u6d41\u91cf\uff0c\u4e22\u5305\u7387\u5927\u7ea6\u662f\u9999\u6e2f\u672c\u5730\u53d1\u8d77\u6d41\u91cf\u76845\u500d\u3002<\/p><\/blockquote>\n \u9ad8\u5cf0\u65f6\u6bb5\uff0c\u516c\u5171\u5171\u4eab\u7f51\u7edc\u6d8c\u5165\u5927\u91cf\u7528\u6237\u6d41\u91cf\u3002\u665a\u95f4\u6d41\u91cf\u6d2a\u5cf0\u6781\u6613\u5f15\u53d1\u7f51\u5173\u4e25\u91cd\u62e5\u5835\uff0c\u52a0\u5267\u4e22\u5305\u95ee\u9898\u3002<\/p>\n \n\n\n\n\n<\/colgroup>\n\n\n\n \u6d41\u91cf\u9ad8\u5cf0\u65f6\u6bb5<\/th>\n \u74f6\u9888\u4f4d\u7f6e<\/th>\n \u7f51\u7edc\u5f71\u54cd<\/th>\n<\/tr>\n 19:00 \u2013 23:00<\/td>\n \u56fd\u5185\u8fd0\u8425\u5546\u7f51\u5173\u53ca\u7f51\u7edc\u8fc7\u6ee4\u8282\u70b9<\/td>\n \u5ef6\u8fdf\u4ece50ms\u98d9\u5347\u81f3200ms\u4ee5\u4e0a\uff0c\u89e6\u53d1\u4e34\u65f6\u6027\u8fde\u63a5\u8d85\u65f6\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n \u5171\u4eab\u5e26\u5bbd\u6c60\u4f1a\u8fdb\u4e00\u6b65\u653e\u5927\u4f20\u8f93\u5ef6\u8fdf\u3002\u5f53\u540c\u673a\u623f\u5176\u4ed6\u7528\u6237\u5360\u7528\u5927\u91cf\u5e26\u5bbd\uff0c\u7f51\u5173\u8def\u7531\u5668\u5c06\u4e22\u5f03\u65b0\u589e\u6570\u636e\u5305\u3002\u8be5\u74f6\u9888\u4f1a\u5f15\u53d1\u670d\u52a1\u5668\u65ad\u8fde\uff0c\u5ef6\u957f\u4e1a\u52a1\u4e2d\u65ad\u65f6\u957f\u3002\u4e00\u65e6\u8de8\u5883\u6838\u5fc3\u7f51\u5173\u4e22\u5f03TCP\u8fde\u63a5\u6570\u636e\u5305\uff0c\u670d\u52a1\u5668\u5c06\u65e0\u6cd5\u6b63\u5e38\u5904\u7406\u5165\u7ad9\u8bf7\u6c42\u3002<\/p>\n \u670d\u52a1\u5668\u8282\u70b9\u9891\u7e41\u8d85\u65f6\u7684\u6838\u5fc3\u8bf1\u56e0<\/strong><\/h2>\n \u5e94\u7528\u4e1a\u52a1\u9700\u8981\u7a33\u5b9a\u7684\u8282\u70b9\u73af\u5883\u5904\u7406\u8bf7\u6c42\u3002\u9999\u6e2f\u670d\u52a1\u5668\u90e8\u7f72\u73af\u5883\u4e2d\uff0c\u670d\u52a1\u5668\u5185\u90e8\u786c\u4ef6\u95ee\u9898\u3001\u6d41\u91cf\u7a81\u589e\u5747\u4f1a\u9020\u6210\u9891\u7e41\u8fde\u63a5\u8d85\u65f6\u3002<\/p>\n \u5e26\u5bbd\u5bb9\u91cf\u5360\u6ee1<\/h3>\n \u7a81\u53d1\u6d41\u91cf\u5cf0\u503c\u5f88\u5bb9\u6613\u8d85\u51fa\u5206\u914d\u7684\u5e26\u5bbd\u4e0a\u9650\u3002\u5f53\u670d\u52a1\u5668\u6570\u636e\u4f20\u8f93\u91cf\u8d85\u8fc7\u7ebf\u8def\u627f\u8f7d\u80fd\u529b\uff0c\u5c31\u4f1a\u53d1\u751f\u5e26\u5bbd\u8fc7\u8f7d\u3002<\/p>\n \n \u6570\u636e\u5305\u6392\u961f<\/strong>\uff1a\u6d41\u91cf\u8d85\u51fa\u5e26\u5bbd\u9650\u5236\u540e\uff0c\u7f51\u5173\u8def\u7531\u5668\u5c06\u591a\u4f59\u6570\u636e\u5b58\u5165\u7f51\u7edc\u7f13\u51b2\u533a\u3002<\/li>\n \u961f\u5217\u4e22\u5305<\/strong>\uff1a\u7f13\u51b2\u533a\u5360\u6ee1\u540e\uff0c\u7f51\u7edc\u8bbe\u5907\u4f1a\u4e22\u5f03\u65b0\u62b5\u8fbe\u7684TCP\u5165\u7ad9\u6570\u636e\u5305\u3002<\/li>\n \u5ba2\u6237\u7aef\u8d85\u65f6<\/strong><\/strong>\uff1a\u6570\u636e\u5305\u4e22\u5931\u5bfc\u81f4\u63e1\u624b\u6d41\u7a0b\u65e0\u6cd5\u5b8c\u6210\uff0c\u7ec8\u7aef\u7528\u6237\u4f1a\u906d\u9047\u7a81\u7136\u65ad\u8fde\u3002<\/li>\n<\/ul>\n \ud83d\udcdd \u5907\u6ce8<\/strong>\uff1a\u9ad8\u5cf0\u65f6\u6bb5\u670d\u52a1\u5668\u957f\u671f\u8dd1\u6ee1\u5e26\u5bbd\uff0c\u4f1a\u9020\u6210\u6027\u80fd\u5267\u70c8\u6ce2\u52a8\uff0c\u5927\u91cf\u5e76\u53d1\u7528\u6237\u51fa\u73b0\u8fde\u63a5\u4e2d\u65ad\u3002<\/p><\/blockquote>\n \u6d41\u91cf\u578bDDoS\u653b\u51fb<\/h3>\n \u6076\u610f\u653b\u51fb\u8005\u53d1\u8d77\u5206\u5e03\u5f0f\u62d2\u7edd\u670d\u52a1\uff08DDoS\uff09\u653b\u51fb\uff0c\u5411\u4e1a\u52a1\u57fa\u7840\u8bbe\u65bd\u53d1\u9001\u6d77\u91cf\u65e0\u6548\u6d41\u91cf\u3002\u653b\u51fb\u8005\u4f1a\u9488\u5bf9\u516c\u7f51IP\u8fdb\u884c\u6d2a\u6c34\u6d41\u91cf\u8f70\u70b8\u3002<\/p>\n [\u653b\u51fb\u8005\u50f5\u5c38\u7f51\u7edc] ---> (\u6d41\u91cf\u6d2a\u6c34\u653b\u51fb) ---> [\u7f51\u5173\u8def\u7531\u5668] ---> [\u670d\u52a1\u5668\u5b95\u673a \/ \u8fde\u63a5\u8d85\u65f6]\r\n<\/code><\/pre>\n \u8fd9\u7c7b\u6076\u610f\u6d41\u91cf\u4f1a\u77ac\u95f4\u5360\u6ee1\u7f51\u5361\u3002\u7f51\u5173\u7a33\u5b9a\u6027\u906d\u5230\u7834\u574f\uff0c\u5408\u6cd5\u8bbf\u5ba2\u65e0\u6cd5\u8bbf\u95ee\u5e94\u7528\u3002\u8d85\u5927\u6d41\u91cf\u8d1f\u8f7d\u4f1a\u9020\u6210\u670d\u52a1\u5668\u957f\u65f6\u95f4\u4e2d\u65ad\uff0c\u6270\u4e71\u6b63\u5e38\u4e1a\u52a1\u8fd0\u8425\u3002<\/p>\n \u673a\u623f\u786c\u4ef6\u6545\u969c<\/h3>\n \u9999\u6e2f\u673a\u623f\u5185\u90e8\u786c\u4ef6\u6545\u969c\u4f1a\u76f4\u63a5\u5f71\u54cd\u7269\u7406\u7f51\u7edc\u8fde\u901a\u6027\u3002\u4f9b\u7535\u5f02\u5e38\u3001\u4ea4\u6362\u673a\u6545\u969c\u3001\u5149\u7ea4\u7ebf\u8def\u635f\u574f\uff0c\u90fd\u4f1a\u76f4\u63a5\u5bfc\u81f4\u670d\u52a1\u5668\u8282\u70b9\u4e0e\u5916\u7f51\u9aa8\u5e72\u7f51\u65ad\u5f00\u3002<\/p>\n \n\n\n\n\n<\/colgroup>\n\n\n\n\n \u786c\u4ef6\u7ec4\u4ef6<\/th>\n \u6545\u969c\u5f71\u54cd<\/th>\n \u8fde\u63a5\u72b6\u6001<\/th>\n<\/tr>\n \u6838\u5fc3\u4ea4\u6362\u673a\/\u8def\u7531\u5668<\/td>\n \u8def\u7531\u8f6c\u53d1\u94fe\u8def\u4e2d\u65ad<\/td>\n \u5168\u7f51\u5b8c\u5168\u65ad\u5f00\uff0c\u670d\u52a1\u5668\u5b95\u673a\u3002<\/td>\n<\/tr>\n \u670d\u52a1\u5668\u5b58\u50a8\u63a7\u5236\u5668<\/td>\n \u78c1\u76d8\u8bfb\u5199\u6307\u4ee4\u963b\u585e<\/td>\n \u5f15\u53d1\u5e94\u7528\u8d85\u65f6\u3001\u7cfb\u7edf\u8fd0\u884c\u4e0d\u7a33\u5b9a\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n \u786c\u4ef6\u6545\u969c\u5c06\u5e26\u6765\u975e\u9884\u671f\u5b95\u673a\uff0c\u9700\u8981\u673a\u623f\u8fd0\u7ef4\u4eba\u5458\u66f4\u6362\u6545\u969c\u7f51\u7edc\u786c\u4ef6\u624d\u80fd\u6062\u590d\u3002<\/p>\n \u8282\u70b9\u8d44\u6e90\u8017\u5c3d<\/h3>\n \u670d\u52a1\u5668\u8d44\u6e90\u4e0d\u8db3\u4f1a\u5f15\u53d1\u4e25\u91cd\u6027\u80fd\u4e0b\u6ed1\u3002\u786c\u4ef6\u9ad8\u5360\u7528\u72b6\u6001\u4f1a\u62d6\u6162\u64cd\u4f5c\u7cfb\u7edf\u5904\u7406\u8bf7\u6c42\u7684\u901f\u5ea6\u3002<\/p>\n \u5f53\u5e94\u7528\u8fdb\u7a0b\u8017\u5c3d\u5168\u90e8\u5185\u5b58\uff0c\u6216\u662fCPU\u957f\u671f\u6ee1\u8f7d100%\uff0c\u64cd\u4f5c\u7cfb\u7edf\u5c06\u4e0d\u518d\u54cd\u5e94\u65b0\u7684TCP\u63e1\u624b\u8bf7\u6c42\u3002\u78c1\u76d8IO\u7b49\u5f85\u8fc7\u9ad8\u540c\u6837\u4f1a\u963b\u585e\u6570\u636e\u5e93\u67e5\u8be2\u3002\u8fd9\u7c7b\u672c\u5730\u8d44\u6e90\u74f6\u9888\u4f1a\u9020\u6210\u5ba2\u6237\u7aef\u8fde\u63a5\u8d85\u65f6\u3001\u9891\u7e41\u65ad\u8fde\uff0c\u5927\u5e45\u964d\u4f4e\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n \u9999\u6e2f\u670d\u52a1\u5668\u6545\u969c\u6392\u67e5\u65b9\u6848<\/strong><\/h2>\n \u57fa\u7840\u8bbe\u65bd\u51fa\u73b0\u6545\u969c\u65f6\uff0c\u9700\u8981\u5feb\u901f\u5f00\u5c55\u8bca\u65ad\u3002\u627e\u51c6\u6839\u672c\u539f\u56e0\uff0c\u624d\u80fd\u6301\u7eed\u89e3\u51b3\u9999\u6e2f\u670d\u52a1\u5668\u9891\u7e41\u65ad\u8fde\u95ee\u9898\u3002<\/p>\n \u4f7f\u7528MTR\u8ffd\u8e2a\u7f51\u7edc\u8def\u7531\u8282\u70b9<\/h3>\n \u501f\u52a9\u7f51\u7edc\u8bca\u65ad\u5de5\u5177\uff0c\u53ef\u4ee5\u5b9a\u4f4d\u6574\u6761\u8def\u7531\u94fe\u8def\u4e0a\u7684\u4e22\u5305\u4f4d\u7f6e\u3002mtr<\/code>\u6574\u5408ping\u4e0e\u8def\u7531\u8ffd\u8e2a\u529f\u80fd\uff0c\u63d0\u4f9b\u5b9e\u65f6\u7f51\u7edc\u72b6\u6001\u754c\u9762\u3002<\/p>\n \n\n\n\n\n<\/colgroup>\n\n\n\n\n\n\n\n\n \u8bca\u65ad\u65b9\u5f0f<\/th>\n \u5de5\u5177\u4e0e\u547d\u4ee4<\/th>\n \u7528\u9014\u4e0e\u5206\u6790\u601d\u8def<\/th>\n<\/tr>\n \u7f51\u7edc\u94fe\u8def\u5206\u6790<\/td>\n traceroute<\/code>\u3001tcptraceroute<\/code><\/td>\n \u8ffd\u8e2a\u4e24\u7aef\u4e4b\u95f4\u8def\u7531\u8282\u70b9\u4e0e\u5ef6\u8fdf\uff0c\u6838\u9a8c\u6d41\u91cf\u4f20\u8f93\u8def\u5f84\u3002<\/td>\n<\/tr>\n \u541e\u5410\u91cf\u6d4b\u8bd5<\/td>\n iperf3<\/code><\/td>\n \u6d4b\u8bd5\u6700\u5927\u7f51\u7edc\u5e26\u5bbd\uff0c\u5b9a\u4f4d\u541e\u5410\u91cf\u74f6\u9888\u3002<\/td>\n<\/tr>\n \u4e22\u5305\u4e0e\u91cd\u4f20\u68c0\u6d4b<\/td>\n ping<\/code>\u3001mtr<\/code>\u3001tcpdump<\/code><\/td>\n \u7edf\u8ba1\u4e22\u5305\u7387\uff0c\u6293\u53d6TCP\u91cd\u4f20\u6570\u636e\u5305\uff0c\u5224\u65ad\u7f51\u7edc\u7a33\u5b9a\u6027\u3002<\/td>\n<\/tr>\n \u7f51\u5361\u72b6\u6001\u68c0\u67e5<\/td>\n ip -s link<\/code>\u3001ethtool -S<\/code><\/td>\n \u67e5\u770b\u670d\u52a1\u5668\u7f51\u5361\u7edf\u8ba1\u4fe1\u606f\uff0c\u8bc6\u522b\u6570\u636e\u5305\u4e22\u5f03\u4e0e\u786c\u4ef6\u62a5\u9519\u3002<\/td>\n<\/tr>\n \u5e26\u5bbd\u76d1\u63a7<\/td>\n iftop<\/code>\u3001sar -n DEV<\/code><\/td>\n \u5b9e\u65f6\u76d1\u63a7\u7f51\u5361\u5e26\u5bbd\u5360\u7528\uff0c\u53ca\u65f6\u53d1\u73b0\u6d41\u91cf\u7a81\u589e\u3002<\/td>\n<\/tr>\n \u5185\u6838\u8ffd\u8e2a<\/td>\n bpftrace<\/code><\/td>\n \u8ffd\u8e2a\u5185\u6838TCP\u53d1\u9001\u5ef6\u8fdf\u5206\u5e03\u4e0e\u534f\u8bae\u6808\u8fd0\u884c\u72b6\u6001\u3002<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n \u9700\u8981\u8fde\u7eed\u89c2\u5bdf\u6574\u6761\u94fe\u8def\u5404\u4e2a\u8282\u70b9\u4e22\u5305\u6bd4\u4f8b\uff0c\u4e0d\u80fd\u53ea\u5355\u72ec\u5173\u6ce8\u67d0\u4e00\u8df3\u7684\u6570\u636e\u3002<\/p>\n \n \u89c2\u5bdf\u4e0b\u6e38\u8282\u70b9\u72b6\u6001<\/strong>\uff1a\u786e\u8ba4\u4e22\u5305\u662f\u5426\u6301\u7eed\u4f20\u9012\u81f3\u4e0b\u6e38\u8282\u70b9\uff0c\u4ee5\u6b64\u533a\u5206\u771f\u5b9e\u8f6c\u53d1\u6545\u969c\u4e0e\u5355\u7eaf\u9650\u901f\u7b56\u7565\u3002<\/li>\n \u533a\u5206\u65e0\u6548\u4e22\u5305\u6570\u636e<\/strong>\uff1a\u5982\u679c\u4ec5\u5355\u8282\u70b9\u663e\u793a\u4e22\u5305\uff0c\u540e\u7eed\u8282\u70b9\u65e0\u4e22\u5305\uff0c\u4e00\u822c\u53ea\u662fICMP\u63a2\u9488\u9650\u6d41\uff0c\u4e0d\u5f71\u54cd\u771f\u5b9e\u4e1a\u52a1\u6d41\u91cf\u3002<\/li>\n \u5224\u5b9a\u771f\u5b9e\u7ebf\u8def\u6545\u969c<\/strong>\uff1a\u4e22\u5305\u4ece\u67d0\u4e00\u53f0\u8def\u7531\u8282\u70b9\u5f00\u59cb\uff0c\u5e76\u4e14\u5f71\u54cd\u540e\u7eed\u6240\u6709\u8282\u70b9\uff0c\u624d\u5c5e\u4e8e\u771f\u5b9e\u8def\u7531\u6545\u969c\u3002<\/li>\n<\/ul>\n \n\n\n\n\n<\/colgroup>\n\n\n\n\n\n\n MTR\u6307\u6807\/\u4f4d\u7f6e<\/th>\n \u5224\u5b9a\u6807\u51c6<\/th>\n \u6545\u969c\u7ed3\u8bba<\/th>\n<\/tr>\n \u4e22\u5305\u7387\u5217<\/strong><\/td>\n \u4e22\u5305\u6301\u7eed\u9ad8\u4e8e2%~3%\uff0c\u5e76\u4e14\u4f20\u9012\u81f3\u4e0b\u6e38\u8282\u70b9<\/td>\n \u771f\u5b9e\u7f51\u7edc\u8f6c\u53d1\u6545\u969c\u6216\u8005\u94fe\u8def\u5bb9\u91cf\u4e0d\u8db3<\/td>\n<\/tr>\n \u4e22\u5305\u7387\u5217<\/strong><\/td>\n \u5355\u8282\u70b9\u5b58\u5728\u4e22\u5305\uff0c\u4e0b\u4e00\u8df3\u8282\u70b9\u4e22\u5305\u7387\u5f52\u96f6<\/td>\n \u63a7\u5236\u5c42\u9762\u63a2\u9488\u4f18\u5148\u7ea7\u8f83\u4f4e\u6216ICMP\u9650\u901f<\/td>\n<\/tr>\n \u7b2c\u4e00\u8df3<\/td>\n \u7b2c\u4e00\u8df3\u5c31\u51fa\u73b0\u4e22\u5305<\/td>\n \u672c\u5730\u786c\u4ef6\u6545\u969c\u6216\u8005\u5185\u7f51\u95ee\u9898<\/td>\n<\/tr>\n \u76ee\u6807\u8282\u70b9<\/td>\n \u4e22\u5305\u4ec5\u51fa\u73b0\u5728\u6700\u7ec8\u670d\u52a1\u5668\u8282\u70b9<\/td>\n \u76ee\u6807\u670d\u52a1\u5668\u8d1f\u8f7d\u8fc7\u9ad8\u6216\u8005\u9632\u706b\u5899\u4e22\u5f03\u6570\u636e\u5305<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n \u76d1\u63a7CPU\u4e0e\u5185\u5b58\u5360\u7528<\/h3>\n \u786c\u4ef6\u8d1f\u8f7d\u76f4\u63a5\u5f71\u54cd\u670d\u52a1\u5668\u8fd0\u884c\u6027\u80fd\u3002\u53ef\u5728\u670d\u52a1\u5668\u672c\u5730\u76d1\u63a7\u8d44\u6e90\uff0c\u5b9a\u4f4d\u5185\u90e8\u74f6\u9888\u3002\u8d44\u6e90\u957f\u671f\u9ad8\u5360\u7528\u4f1a\u9020\u6210\u5e94\u7528\u54cd\u5e94\u7f13\u6162\u3001\u6027\u80fd\u5267\u70c8\u6ce2\u52a8\uff0c\u751a\u81f3\u5ba2\u6237\u7aef\u5b8c\u5168\u65ad\u5f00\u3002<\/p>\n \u5728\u670d\u52a1\u5668\u6267\u884c top<\/code> \u6216 htop<\/code> \u67e5\u770b\u5b9e\u65f6CPU\u5360\u7528\u3002\u6301\u7eed\u5173\u6ce8\u4ea4\u6362\u5206\u533a\u4f7f\u7528\u60c5\u51b5\uff0c\u5c3d\u65e9\u53d1\u73b0\u5185\u5b58\u8017\u5c3d\u95ee\u9898\u3002\u4e00\u65e6\u670d\u52a1\u5668\u7269\u7406\u5185\u5b58\u8017\u5c3d\uff0c\u64cd\u4f5c\u7cfb\u7edf\u4f1a\u4e22\u5f03\u65b0\u5efaTCP\u8fde\u63a5\u3002\u8fd0\u7ef4\u4eba\u5458\u9700\u8981\u540c\u65f6\u5b9a\u671f\u68c0\u67e5\u7f51\u7edc\u7ebf\u8def\u4e0e\u670d\u52a1\u5668\u8d44\u6e90\u3002\u5b8c\u5584\u76d1\u63a7\u4f53\u7cfb\uff0c\u4fdd\u969c\u8fdc\u7a0b\u670d\u52a1\u5668\u7a33\u5b9a\u5904\u7406\u7528\u6237\u8bf7\u6c42\uff0c\u907f\u514d\u7a81\u53d1\u5ef6\u8fdf\u3002<\/p>\n \u89e3\u51b3\u9891\u7e41\u8fde\u63a5\u8d85\u65f6\u7684\u6709\u6548\u65b9\u6848<\/strong><\/h2>\n \u9488\u5bf9\u6027\u5347\u7ea7\u57fa\u7840\u8bbe\u65bd\u80fd\u591f\u6d88\u9664\u7f51\u7edc\u4e0d\u7a33\u5b9a\u95ee\u9898\u3002\u4e3b\u52a8\u8fd0\u7ef4\u53ef\u4ee5\u907f\u514d\u670d\u52a1\u5668\u65ad\u8fde\uff0c\u4fdd\u969c\u6838\u5fc3\u5e94\u7528\u7a33\u5b9a\u8fd0\u884c\u3002<\/p>\n \u5347\u7ea7CN2 GIA\u5e26\u5bbd\u7ebf\u8def<\/h3>\n \u666e\u901a\u8de8\u5883\u7ebf\u8def\u6d41\u91cf\u901a\u5e38\u8d70\u62e5\u6324\u7684\u516c\u5171\u8def\u7531\u3002\u5347\u7ea7\u81f3CN2 GIA\u4e13\u7ebf\u67b6\u6784\uff0c\u7ed5\u5f00\u8de8\u5883\u62e5\u5835\u94fe\u8def\u3002<\/p>\n \n \u4e13\u5c5e\u9aa8\u5e72\u901a\u9053<\/strong>\uff1a\u4f9d\u6258AS4809\u9ad8\u7aef\u8de8\u5883\u4e13\u7ebf\uff0c\u4f5c\u4e3a\u72ec\u7acb\u9ad8\u901f\u901a\u9053\uff0c\u907f\u5f00\u62e5\u5835\u7684\u516c\u5171\u8de8\u5883\u7ebf\u8def\u3002<\/li>\n \u76f4\u8fde\u5185\u5730\u7f51\u7edc<\/strong><\/li>\n \u8fd1\u4e4e\u70b9\u5bf9\u70b9\u76f4\u8fde\u5185\u5730\uff0c\u9632\u6b62\u8de8\u5883\u7f51\u5173\u51fa\u73b0\u6570\u636e\u5305\u6392\u961f\u62e5\u5835\u3002<\/li>\n \u9694\u79bb\u9ad8\u5cf0\u6d41\u91cf\u5f71\u54cd<\/strong>\uff1a\u514d\u53d7\u665a\u95f4\u6d41\u91cf\u9ad8\u5cf0\uff08\u5317\u4eac\u65f6\u95f419:00\u201323:00\uff09\u51b2\u51fb\uff0c\u666e\u901aBGP\u7ebf\u8def\u3001\u9ed8\u8ba4\u9aa8\u5e72\u7f51\u8d28\u91cf\u4f1a\u5728\u6b64\u65f6\u95f4\u6bb5\u5927\u5e45\u4e0b\u6ed1\u3002<\/li>\n<\/ul>\n \n\n\n\n\n\n<\/colgroup>\n\n\n\n\n\n \u7ebf\u8def\u7c7b\u578b<\/th>\n \u7f51\u7edc\u67b6\u6784\u8bf4\u660e<\/th>\n \u9ad8\u5cf0\u671f\u5ef6\u8fdf<\/th>\n \u9ad8\u5cf0\u671f\u4e22\u5305\u7387<\/th>\n<\/tr>\n \u666e\u901aBGP \/ 163\u9aa8\u5e72\u7f51\uff08AS4134\uff09<\/strong><\/td>\n \u516c\u5171\u9ed8\u8ba4\u9aa8\u5e72\u7ebf\u8def\uff0c\u6781\u6613\u53d7\u6d41\u91cf\u6ce2\u52a8\u5f71\u54cd<\/td>\n \u5927\u5e45\u4e0a\u6da8\uff0835ms\u6700\u9ad8\u5347\u81f3180ms\u4ee5\u4e0a\uff09<\/td>\n 20% \u2013 30%<\/td>\n<\/tr>\n CN2 GT\uff08AS4809\uff09<\/strong><\/td>\n \u5168\u7403\u4e2d\u8f6c\u7ebf\u8def\uff1b\u76f8\u6bd4\u666e\u901a\u7ebf\u8def\u6709\u5c0f\u5e45\u6539\u5584<\/td>\n \u665a\u95f4\u4f1a\u51fa\u73b0\u901f\u5ea6\u4e0b\u964d<\/td>\n \u4e2d\u7b49\u7a0b\u5ea6\u7f51\u7edc\u52a3\u5316<\/td>\n<\/tr>\n CN2 GIA\uff08AS4809\uff09<\/strong><\/td>\n \u9ad8\u7aef\u7aef\u5230\u7aef\u7535\u4fe1\u4e13\u5c5e\u4e13\u7ebf<\/td>\n \u7a33\u5b9a\u6027\u5f3a\uff0830ms \u2013 50ms\uff09<\/td>\n \u6781\u4f4e\uff080.01% \u2013 0.05%\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n \u8fd9\u5957\u4e13\u5c5e\u8def\u7531\u65b9\u6848\u7a33\u5b9a\u8de8\u5883\u5ef6\u8fdf\uff0c\u89e3\u51b3\u9999\u6e2f\u670d\u52a1\u5668\u9891\u7e41\u8fde\u63a5\u8d85\u65f6\u95ee\u9898\u3002<\/p>\n \u90e8\u7f72\u4e91\u7aefDDoS\u6d41\u91cf\u6e05\u6d17<\/h3>\n \u6d41\u91cf\u653b\u51fb\u4f1a\u53d1\u9001\u6d77\u91cf\u6570\u636e\u5305\u5360\u6ee1\u7f51\u5361\uff0c\u5f15\u53d1\u975e\u9884\u671f\u5b95\u673a\u3002\u90e8\u7f72\u4e91\u7aef\u6d41\u91cf\u6e05\u6d17\u670d\u52a1\uff0c\u4fdd\u62a4\u4e1a\u52a1\u57fa\u7840\u8bbe\u65bd\u3002<\/p>\n \ud83d\udca1 \u63d0\u793a<\/strong>\uff1a\u5c06\u5165\u7ad9\u6d41\u91cf\u5f15\u6d41\u81f3Web\u5e94\u7528\u9632\u706b\u5899\u6216\u8005\u9ad8\u9632CDN\u3002\u6e05\u6d17\u8282\u70b9\u5728\u8fb9\u7f18\u8fc7\u6ee4\u6076\u610f\u6d41\u91cf\uff0c\u628a\u5e72\u51c0\u8bf7\u6c42\u8f6c\u53d1\u81f3\u6e90\u7ad9\u670d\u52a1\u5668\u3002<\/p><\/blockquote>\n \u8be5\u9632\u62a4\u5c42\u5728\u6d41\u91cf\u62b5\u8fbe\u670d\u52a1\u5668\u8282\u70b9\u524d\u62e6\u622a\u65e0\u6548\u6d41\u91cf\u3002\u8fb9\u7f18\u8282\u70b9\u8f7b\u677e\u627f\u63a5\u6d77\u91cf\u653b\u51fb\u6d41\u91cf\uff0c\u4fdd\u969cWeb\u5e94\u7528\u5728\u906d\u53d7\u6d41\u91cf\u653b\u51fb\u671f\u95f4\u5e73\u7a33\u8fd0\u884c\u3002<\/p>\n 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