{"id":33930,"date":"2026-07-04T08:00:24","date_gmt":"2026-07-04T00:00:24","guid":{"rendered":"https:\/\/www.varidata.com\/?p=33930"},"modified":"2026-07-03T17:54:43","modified_gmt":"2026-07-03T09:54:43","slug":"japan-server-packet-loss-lan-clean-wan-drops","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-cn\/blog-en\/japan-server-packet-loss-lan-clean-wan-drops\/","title":{"rendered":"\u65e5\u672c\u670d\u52a1\u5668\u4e22\u5305\uff1a\u5185\u7f51\u6b63\u5e38\uff0c\u5916\u7f51\u4e22\u5305"},"content":{"rendered":"\n<p>\n        <a href=\"https:\/\/www.varidata.com\/zh-cn\/server\/tokyo\/\" target=\"_blank\">\u65e5\u672c\u670d\u52a1\u5668<\/a>\u4e22\u5305\u662f\u751f\u4ea7\u7f51\u7edc\u4e2d\u5e38\u89c1\u4f46\u53c8\u7ecf\u5e38\u88ab\u8bef\u89e3\u7684\u4e00\u7c7b\u73b0\u8c61\u3002\u5de5\u7a0b\u5e08\u6709\u65f6\u4f1a\u53d1\u73b0\uff0c\u5728\u673a\u67b6\u5185\u90e8\u3001\u540c\u4e00\u673a\u623f\u6216\u79c1\u6709\u7f51\u6bb5\u4e2d\u6d4b\u8bd5\u65f6\u51e0\u4e4e<a href=\"https:\/\/www.varidata.com\/zh-cn\/blog\/how-to-reduce-latency-and-packet-loss-by-network-settings\/\" target=\"_blank\">\u96f6\u4e22\u5305<\/a>\uff0c\u4f46\u4ece\u8fdc\u7aef\u516c\u7f51\u63a2\u6d4b\u65f6\u5374\u51fa\u73b0\u54cd\u5e94\u4e0d\u7a33\u5b9a\u3002\u4e4d\u770b\u4e4b\u4e0b\uff0c\u8fd9\u4f3c\u4e4e\u81ea\u76f8\u77db\u76fe\u3002\u5b9e\u9645\u4e0a\uff0c\u8fd9\u901a\u5e38\u610f\u5473\u7740\u670d\u52a1\u5668\u672c\u8eab\u662f\u5065\u5eb7\u7684\uff0c\u800c\u4e0a\u6e38\u8def\u5f84\u4e2d\u7684\u4e00\u4e2a\u6216\u591a\u4e2a\u73af\u8282\u5b58\u5728\u95ee\u9898\u3002\u8fd9\u4e2a\u533a\u5206\u975e\u5e38\u5173\u952e\uff0c\u56e0\u4e3a\u65e0\u8bba\u662f\u670d\u52a1\u5668\u79df\u7528\u65b9\u6848\u8bbe\u8ba1\u3001\u6545\u969c\u54cd\u5e94\u8fd8\u662f\u5bb9\u91cf\u89c4\u5212\uff0c\u5185\u7f51 ping \u53ea\u80fd\u9a8c\u8bc1\u8f6c\u53d1\u8def\u5f84\u4e2d\u975e\u5e38\u72ed\u7a84\u7684\u4e00\u5c0f\u6bb5\uff0c\u5e76\u4e0d\u80fd\u8bc1\u660e\u6574\u4e2a\u516c\u7f51\u7aef\u5230\u7aef\u8def\u5f84\u90fd\u662f\u6b63\u5e38\u7684\u3002\n      <\/p>\n<h2><strong>\u4e3a\u4ec0\u4e48\u5185\u7f51 Ping \u770b\u8d77\u6765\u5b8c\u5168\u6b63\u5e38\uff0c\u800c\u5916\u7f51 Ping \u5374\u4f1a\u5931\u8d25<\/strong><\/h2>\n<p>\n      \u4e00\u6b21\u5e72\u51c0\u7684\u5185\u7f51 ping\uff0c\u4e3b\u8981\u53ea\u80fd\u8bc1\u660e\u672c\u5730\u4ea4\u6362\u7ed3\u6784\u3001\u7f51\u5361\u63a5\u53e3\u72b6\u6001\u3001\u672c\u5730 VLAN \u8def\u5f84\u4ee5\u53ca\u90bb\u8fd1\u7f51\u5173\u884c\u4e3a\u662f\u7a33\u5b9a\u7684\u3002\u5b83\u65e0\u6cd5\u9a8c\u8bc1\u673a\u623f\u51fa\u53e3\u3001\u5bf9\u7b49\u4e92\u8054\u3001\u4e0a\u6e38\u8f6c\u53d1\u3001\u8de8\u7f51\u6392\u961f\u3001\u8fdc\u7aef\u56de\u7a0b\u6d41\u91cf\uff0c\u6216\u8fb9\u754c\u4e4b\u5916\u7684\u8fc7\u6ee4\u7b56\u7565\u8d28\u91cf\u3002\u4e00\u65e6\u6d41\u91cf\u79bb\u5f00\u672c\u5730\u57df\uff0c\u5b83\u5c31\u4f1a\u8fdb\u5165\u4e00\u4e2a\u89c4\u6a21\u66f4\u5927\u3001\u5931\u6548\u70b9\u66f4\u591a\u7684\u7cfb\u7edf\uff1a\u8fb9\u7f18\u8def\u7531\u5668\u3001\u8fd0\u8425\u5546\u4ea4\u63a5\u7aef\u53e3\u3001\u4f20\u8f93\u94fe\u8def\u3001\u8de8\u5883\u6bb5\uff0c\u4ee5\u53ca\u53ef\u80fd\u4e0e\u53bb\u7a0b\u5b8c\u5168\u4e0d\u540c\u7684\u56de\u7a0b\u8def\u5f84\u9009\u62e9\u3002\n    <\/p>\n<p>\n      \u8fd9\u4e5f\u662f\u4e3a\u4ec0\u4e48\u5de5\u7a0b\u5e08\u5e94\u8be5\u628a\u201c\u5185\u7f51\u6d4b\u8bd5\u6210\u529f\u201d\u548c\u201c\u5916\u7f51\u51fa\u73b0\u4e22\u5305\u201d\u89c6\u4e3a\u4e24\u4e2a\u72ec\u7acb\u89c2\u5bdf\u7ed3\u679c\uff0c\u800c\u4e0d\u662f\u4e00\u4e2a\u8868\u9762\u4e0a\u7684\u77db\u76fe\u3002\u5c40\u90e8\u8def\u5f84\u53ef\u4ee5\u662f\u786e\u5b9a\u6027\u7684\u3001\u4f4e\u5ef6\u8fdf\u7684\uff0c\u800c\u516c\u7f51\u8def\u5f84\u5219\u53ef\u80fd\u53d7\u5230\u62e5\u585e\u3001\u8def\u7531\u4e0d\u5bf9\u79f0\u3001\u5fae\u7a81\u53d1\u3001\u63a7\u5236\u5e73\u9762\u4fdd\u62a4\u6216\u9009\u62e9\u6027\u9650\u901f\u7684\u5f71\u54cd\u3002\u516c\u7f51\u8f6c\u53d1\u672c\u8d28\u4e0a\u662f\u4e00\u4e2a\u5206\u5e03\u5f0f\u7cfb\u7edf\uff0c\u800c\u5206\u5e03\u5f0f\u7cfb\u7edf\u7684\u5931\u6548\u5f80\u5f80\u5e76\u4e0d\u5747\u5300\u3002\n    <\/p>\n<h2><strong>\u8fd9\u4e2a\u73b0\u8c61\u901a\u5e38\u610f\u5473\u7740\u4ec0\u4e48<\/strong><\/h2>\n<p>\n      \u5f53\u4e00\u4e2a\u4f4d\u4e8e\u65e5\u672c\u7684\u8282\u70b9\u5728\u672c\u5730\u7f51\u7edc\u5185\u54cd\u5e94\u6b63\u5e38\uff0c\u4f46\u4ece\u5916\u90e8\u8bbf\u95ee\u65f6\u51fa\u73b0\u4e22\u5305\uff0c\u6700\u53ef\u80fd\u7684\u89e3\u91ca\u662f\uff1a\u6545\u969c\u70b9\u4f4d\u4e8e\u670d\u52a1\u5668\u8fb9\u754c\u4e0e\u8fdc\u7aef\u5ba2\u6237\u7aef\u8fb9\u754c\u4e4b\u95f4\u3002\u8fd9\u5176\u4e2d\u5305\u62ec\u4e0a\u6e38\u94fe\u8def\u3001\u4ea4\u6362\u70b9\u3001\u4e2d\u8f6c\u4f20\u8f93\u3001\u7b56\u7565\u8def\u7531\u4ee5\u53ca\u5ba2\u6237\u7aef\u4fa7\u7684\u63a5\u5165\u7f51\u7edc\u3002\u4e3b\u6d41\u7f51\u7edc\u8fd0\u8425\u5546\u548c\u57fa\u7840\u8bbe\u65bd\u5382\u5546\u7684\u6280\u672f\u6587\u6863\u4e5f\u6307\u51fa\uff0c\u4e22\u5305\u548c\u6296\u52a8\u901a\u5e38\u4e0e\u62e5\u585e\u3001\u6392\u961f\u3001\u8f93\u51fa\u4e22\u5f03\uff0c\u4ee5\u53ca\u53d7 ICMP \u884c\u4e3a\u5f71\u54cd\u7684\u8def\u5f84\u8bca\u65ad\u6709\u5173\uff0c\u800c\u5e76\u4e0d\u4e00\u5b9a\u610f\u5473\u7740\u7eaf\u7cb9\u7684\u8f6c\u53d1\u6545\u969c\u3002\n      <\/p>\n<p>\n      \u53e6\u4e00\u4e2a\u5173\u952e\u70b9\u5728\u4e8e\uff1a\u5e76\u4e0d\u662f\u6bcf\u4e00\u6b21 ping \u4e22\u5305\u90fd\u7b49\u540c\u4e8e\u5e94\u7528\u6d41\u91cf\u4e22\u5305\u3002\u67d0\u4e9b\u8def\u7531\u5668\u548c\u9632\u706b\u5899\u4f1a\u5bf9 ICMP \u54cd\u5e94\u8fdb\u884c\u9650\u901f\uff0c\u6216\u8005\u964d\u4f4e\u63a7\u5236\u5e73\u9762\u6d41\u91cf\u7684\u4f18\u5148\u7ea7\uff0c\u56e0\u6b64\u4e00\u4e2a\u8282\u70b9\u5728 ping \u6d4b\u8bd5\u4e0b\u770b\u8d77\u6765\u50cf\u662f\u6709\u4e22\u5305\uff0c\u4f46 TCP \u6216 UDP \u4e1a\u52a1\u6d41\u91cf\u4ecd\u7136\u53ef\u80fd\u57fa\u672c\u53ef\u7528\u3002\u56e0\u6b64\uff0c\u516c\u7f51\u8bca\u65ad\u5de5\u5177\u6709\u65f6\u63ed\u793a\u7684\u662f\u771f\u5b9e\u8f6c\u53d1\u95ee\u9898\uff0c\u4e5f\u6709\u65f6\u53ea\u662f\u8bca\u65ad\u62a5\u6587\u88ab\u8d4b\u4e88\u4e86\u66f4\u4f4e\u4f18\u5148\u7ea7\u3002\n      <\/p>\n<h2><strong>\u5916\u7f51\u4e22\u5305\u7684\u5e38\u89c1\u6839\u56e0<\/strong><\/h2>\n<ul>\n<li><strong>\u4e2d\u8f6c\u94fe\u8def\u62e5\u585e\uff1a<\/strong>\u5728\u9ad8\u5cf0\u671f\uff0c\u7e41\u5fd9\u7684\u51fa\u53e3\u94fe\u8def\u6216\u4e0a\u6e38\u94fe\u8def\u4e0a\u4f1a\u51fa\u73b0\u6392\u961f\u6216\u4e22\u5305\u3002<\/li>\n<li><strong>\u8def\u7531\u4e0d\u5bf9\u79f0\uff1a<\/strong>\u53bb\u7a0b\u548c\u56de\u7a0b\u8d70\u4e0d\u540c\u8def\u5f84\uff0c\u800c\u53ea\u6709\u5176\u4e2d\u4e00\u4e2a\u65b9\u5411\u51fa\u73b0\u95ee\u9898\u3002<\/li>\n<li><strong>ICMP \u9650\u901f\uff1a<\/strong>\u8bca\u65ad\u62a5\u6587\u88ab\u9650\u5236\uff0c\u5373\u4f7f\u751f\u4ea7\u4e1a\u52a1\u6d41\u91cf\u53d7\u5f71\u54cd\u8f83\u5c0f\u3002<\/li>\n<li><strong>\u4e0a\u6e38\u8fc7\u6ee4\uff1a<\/strong>\u5b89\u5168\u7b56\u7565\u53ef\u80fd\u6291\u5236 Echo Reply\uff0c\u6216\u5bf9\u63a2\u6d4b\u6d41\u91cf\u8fdb\u884c\u8282\u6d41\u3002<\/li>\n<li><strong>\u5fae\u7a81\u53d1\u4e0e\u7f13\u5b58\u538b\u529b\uff1a<\/strong>\u77ed\u65f6\u6d41\u91cf\u5c16\u5cf0\u4f1a\u5bfc\u81f4\u8f93\u51fa\u4e22\u5f03\uff0c\u5373\u4f7f\u5e73\u5747\u5e26\u5bbd\u5229\u7528\u7387\u770b\u8d77\u6765\u4e0d\u9ad8\u3002<\/li>\n<li><strong>\u8de8\u5883\u8def\u5f84\u4e0d\u7a33\u5b9a\uff1a<\/strong>\u56fd\u9645\u6bb5\u53ef\u80fd\u5f15\u5165\u66f4\u591a\u8df3\u70b9\u3001\u7ed5\u8def\u6216\u8fc7\u8f7d\u4e92\u8054\u3002<\/li>\n<li><strong>\u5ba2\u6237\u7aef\u63a5\u5165\u4fa7\u95ee\u9898\uff1a<\/strong>\u770b\u4f3c\u662f\u670d\u52a1\u5668\u7684\u95ee\u9898\uff0c\u5b9e\u9645\u53ef\u80fd\u6765\u81ea\u8fdc\u7aef ISP \u6216\u4f01\u4e1a\u8fb9\u754c\u7f51\u7edc\u3002<\/li>\n<\/ul>\n<h2><strong>\u62e5\u585e\u4e0e\u6392\u961f\uff1a\u6700\u666e\u901a\u7684\u539f\u56e0\uff0c\u5f80\u5f80\u624d\u662f\u771f\u6b63\u7684\u539f\u56e0<\/strong><\/h2>\n<p>\n      \u5de5\u7a0b\u5e08\u901a\u5e38\u559c\u6b22\u8ffd\u67e5\u590d\u6742\u3001\u5c11\u89c1\u7684\u89e3\u91ca\uff0c\u4f46\u73b0\u5b9e\u4e2d\u6700\u5e38\u89c1\u7684\u539f\u56e0\u4ecd\u7136\u662f\u62e5\u585e\u3002\u5f53\u9700\u6c42\u8d85\u8fc7\u53ef\u7528\u7684\u51fa\u53e3\u5bb9\u91cf\u65f6\uff0c\u6570\u636e\u5305\u5c31\u4f1a\u8fdb\u5165\u961f\u5217\uff1b\u800c\u5f53\u961f\u5217\u589e\u957f\u8d85\u8fc7\u9608\u503c\uff0c\u5c31\u4f1a\u53d1\u751f\u4e22\u5305\u3002\u7f51\u7edc\u5382\u5546\u5173\u4e8e\u5ef6\u8fdf\u4e0e\u8f93\u51fa\u4e22\u5f03\u7684\u6280\u672f\u8bf4\u660e\uff0c\u53cd\u590d\u5c06\u4e22\u5305\u4e0e\u62e5\u585e\u3001\u5fae\u7a81\u53d1\u3001\u63a5\u53e3\u74f6\u9888\u4ee5\u53ca\u5165\u53e3\u51fa\u53e3\u901f\u7387\u4e0d\u5339\u914d\u8054\u7cfb\u5728\u4e00\u8d77\u3002\u5982\u679c\u62e5\u585e\u53ea\u5b58\u5728\u4e8e\u7f51\u7edc\u8fb9\u754c\u4e4b\u5916\u7684\u516c\u7f51\u4e00\u4fa7\uff0c\u90a3\u4e48\u5728\u672c\u5730\u6d4b\u8bd5\u4e2d\u5f80\u5f80\u6839\u672c\u770b\u4e0d\u51fa\u6765\u3002\n      <\/p>\n<p>\n      \u5728\u5b9e\u9645\u73af\u5883\u4e2d\uff0c\u8fd9\u7c7b\u6a21\u5f0f\u901a\u5e38\u8868\u73b0\u4e3a\uff1a\u5185\u7f51\u6d4b\u8bd5 RTT \u5f88\u4f4e\u4e14\u96f6\u4e22\u5305\uff0c\u800c\u5916\u7f51 ping \u5728\u672c\u5730\u665a\u9ad8\u5cf0\u6216\u533a\u57df\u4e1a\u52a1\u9ad8\u5cf0\u65f6\u660e\u663e\u6076\u5316\u3002\u8fd9\u79cd\u4e0e\u65f6\u95f4\u5f3a\u76f8\u5173\u7684\u73b0\u8c61\uff0c\u5f80\u5f80\u5f3a\u70c8\u6697\u793a\u95ee\u9898\u51fa\u5728\u4e0a\u6e38\u94fe\u8def\u7684\u6392\u961f\u538b\u529b\uff0c\u800c\u4e0d\u662f\u7f51\u5361\u6545\u969c\u6216\u672c\u5730\u7f51\u7ebf\u635f\u574f\u3002\u5982\u679c\u5e94\u7528\u5c42\u76d1\u63a7\u8fd8\u540c\u65f6\u663e\u793a\u91cd\u4f20\u589e\u591a\u3001RTT \u6ce2\u52a8\u53d8\u5927\u6216\u4f1a\u8bdd\u505c\u987f\uff0c\u90a3\u8bc1\u636e\u5c31\u66f4\u5145\u5206\u4e86\u3002\n    <\/p>\n<h2><strong>\u8def\u7531\u4e0d\u5bf9\u79f0\u4e0e\u56de\u7a0b\u8def\u5f84\u5f02\u5e38<\/strong><\/h2>\n<p>\n      \u6700\u5177\u8ff7\u60d1\u6027\u7684\u573a\u666f\u4e4b\u4e00\uff0c\u5c31\u662f\u4e0d\u5bf9\u79f0\u8def\u7531\u3002\u5ba2\u6237\u7aef\u5230\u670d\u52a1\u5668\u7684\u53bb\u7a0b\u8def\u5f84\u53ef\u80fd\u6ca1\u6709\u660e\u663e\u95ee\u9898\uff0c\u4f46\u670d\u52a1\u5668\u56de\u5230\u5ba2\u6237\u7aef\u7684\u56de\u7a0b\u8def\u5f84\uff0c\u53ef\u80fd\u7a7f\u8d8a\u4e86\u67d0\u4e2a\u62e5\u585e\u6216\u4e0d\u4f18\u7684\u7f51\u7edc\u6bb5\u3002\u7531\u4e8e ping \u6d4b\u91cf\u7684\u662f\u5f80\u8fd4\u5ef6\u8fdf\u4e0e\u4e22\u5305\uff0c\u6240\u4ee5\u4efb\u4e00\u65b9\u5411\u51fa\u73b0\u95ee\u9898\u90fd\u4f1a\u6c61\u67d3\u7ed3\u679c\u3002\u5bf9\u4e8e\u56fd\u9645\u94fe\u8def\u5c24\u5176\u5982\u6b64\uff0c\u56e0\u4e3a\u8def\u7531\u7b56\u7565\u53ef\u80fd\u4f1a\u6839\u636e\u76ee\u6807\u533a\u57df\u3001\u8fd0\u8425\u5546\u5173\u7cfb\u6216\u65f6\u6bb5\u5de5\u7a0b\u800c\u4e0d\u540c\u3002\n    <\/p>\n<p>\n      \u5b9e\u9645\u7ecf\u9a8c\u544a\u8bc9\u6211\u4eec\uff1a\u7edd\u4e0d\u80fd\u53ea\u770b\u5355\u5411\u8def\u5f84\u3002\u53ea\u68c0\u67e5\u5165\u7ad9\u9065\u6d4b\u6570\u636e\u7684\u5de5\u7a0b\u5e08\uff0c\u53ef\u80fd\u4f1a\u9519\u8fc7\u771f\u6b63\u4f4d\u4e8e\u51fa\u7ad9\u4fa7\u7684\u74f6\u9888\u3002MTR \u548c traceroute \u5728\u8fd9\u91cc\u975e\u5e38\u6709\u7528\uff0c\u4f46\u5fc5\u987b\u8c28\u614e\u89e3\u8bfb\uff0c\u56e0\u4e3a\u4e2d\u95f4\u8bbe\u5907\u5bf9\u63a2\u6d4b\u62a5\u6587\u7684\u54cd\u5e94\u5f80\u5f80\u5e76\u4e0d\u4e00\u81f4\u3002\u4e3b\u6d41\u7f51\u7edc\u6280\u672f\u6587\u6863\u4e5f\u660e\u786e\u63d0\u9192\uff1a\u67d0\u4e00\u8df3\u770b\u8d77\u6765\u4e22\u5305\uff0c\u53ef\u80fd\u53ea\u662f\u8be5\u8bbe\u5907\u5bf9 ICMP \u505a\u4e86\u9650\u5236\uff0c\u800c\u4e0d\u4ee3\u8868\u5b83\u771f\u7684\u4e22\u5f03\u4e86\u7ecf\u8fc7\u5b83\u7684\u8f6c\u53d1\u6d41\u91cf\u3002\n      <\/p>\n<h2><strong>ICMP \u5f88\u6709\u7528\uff0c\u4f46\u5b83\u4e5f\u53ef\u80fd\u201c\u8bef\u5bfc\u201d\u4f60<\/strong><\/h2>\n<p>\n      Ping \u4e4b\u6240\u4ee5\u6d41\u884c\uff0c\u662f\u56e0\u4e3a\u5b83\u7b80\u5355\u3001\u5feb\u901f\uff0c\u800c\u4e0d\u662f\u56e0\u4e3a\u5b83\u80fd\u591f\u5b8c\u7f8e\u6a21\u62df\u771f\u5b9e\u5e94\u7528\u6d41\u91cf\u3002ICMP \u62a5\u6587\u7ecf\u5e38\u7531\u63a7\u5236\u5e73\u9762\u5904\u7406\uff0c\u53d7\u5230\u4fdd\u62a4\u7b56\u7565\u6574\u5f62\uff0c\u6216\u8005\u88ab\u9650\u901f\u4ee5\u62b5\u5fa1\u6ee5\u7528\u3002\u6709\u4e9b\u5e73\u53f0\u751a\u81f3\u9ed8\u8ba4\u9650\u5236\u67d0\u4e9b ICMP \u751f\u6210\u54cd\u5e94\u3002\u56e0\u6b64\uff0c\u4e00\u4e2a\u670d\u52a1\u5668\u6216\u8def\u7531\u5668\u5728\u8bca\u65ad\u63a2\u6d4b\u4e0b\u770b\u8d77\u6765\u50cf\u662f\u5728\u4e22\u5305\uff0c\u4f46\u5bf9\u771f\u5b9e\u7528\u6237\u6d41\u91cf\u7684\u8f6c\u53d1\u5374\u53ef\u80fd\u8fdc\u6bd4 ping \u7ed3\u679c\u663e\u793a\u5f97\u66f4\u7a33\u5b9a\u3002\n      <\/p>\n<p>\n      \u6240\u4ee5\uff0c\u4e00\u4e2a\u6210\u719f\u7684\u6392\u969c\u6d41\u7a0b\u5fc5\u987b\u540c\u65f6\u6bd4\u8f83\u591a\u79cd\u4fe1\u53f7\uff1a\n    <\/p>\n<ol>\n<li>\u6765\u81ea\u591a\u4e2a\u8fdc\u7aef\u5730\u533a\u7684 ICMP \u4e22\u5305\u7387\u4e0e RTT<\/li>\n<li>\u5728\u53ef\u80fd\u6761\u4ef6\u4e0b\u8fdb\u884c\u57fa\u4e8e TCP \u7684\u8def\u5f84\u6d4b\u8bd5<\/li>\n<li>\u5e94\u7528\u5c42\u5ef6\u8fdf\u4e0e\u9519\u8bef\u7387<\/li>\n<li>\u63a5\u53e3\u8ba1\u6570\u5668\u4e0e\u8f93\u51fa\u4e22\u5f03\u6307\u6807<\/li>\n<li>\u91cd\u4f20\u7387\u4e0e\u4f1a\u8bdd\u91cd\u7f6e\u7edf\u8ba1<\/li>\n<\/ol>\n<p>\n      \u5982\u679c ICMP \u770b\u8d77\u6765\u5f88\u5dee\uff0c\u4f46\u6709\u72b6\u6001\u7684\u5e94\u7528\u8fde\u63a5\u4f9d\u65e7\u7a33\u5b9a\uff0c\u90a3\u4e48\u4f60\u66f4\u53ef\u80fd\u770b\u5230\u7684\u662f\u63a7\u5236\u5e73\u9762\u4fdd\u62a4\uff0c\u800c\u4e0d\u4e00\u5b9a\u662f\u771f\u6b63\u5f71\u54cd\u7528\u6237\u7684\u6570\u636e\u5e73\u9762\u4e22\u5305\u3002\n    <\/p>\n<h2><strong>\u5b89\u5168\u7b56\u7565\u4e0e\u6d41\u91cf\u6291\u5236<\/strong><\/h2>\n<p>\n      \u53e6\u4e00\u4e2a\u5e38\u89c1\u56e0\u7d20\u662f\u9632\u5fa1\u6027\u8fc7\u6ee4\u3002\u9632\u706b\u5899\u3001ACL\u3001\u53cd\u626b\u63cf\u63a7\u5236\u548c DDoS \u7f13\u89e3\u7b56\u7565\uff0c\u5e38\u5e38\u4f1a\u628a\u91cd\u590d\u7684 Echo Request \u89c6\u4e3a\u4f4e\u4f18\u5148\u7ea7\u751a\u81f3\u53ef\u7591\u6d41\u91cf\u3002\u5728\u67d0\u4e9b\u73af\u5883\u4e2d\uff0cEcho Reply \u867d\u7136\u88ab\u5141\u8bb8\uff0c\u4f46\u4f1a\u88ab\u6574\u5f62\uff1b\u800c\u5728\u53e6\u4e00\u4e9b\u73af\u5883\u4e2d\uff0c\u5b83\u4eec\u4f1a\u5728\u9ad8\u8d1f\u8f7d\u65f6\u88ab\u9009\u62e9\u6027\u4e22\u5f03\u3002\u5b89\u5168\u8bbe\u5907\u5bf9 ICMP \u7684\u68c0\u6d4b\u8def\u5f84\uff0c\u4e5f\u53ef\u80fd\u8ba9\u5176\u54cd\u5e94\u884c\u4e3a\u4e0e\u666e\u901a\u5e94\u7528\u4f1a\u8bdd\u5b58\u5728\u660e\u663e\u5dee\u5f02\u3002\n      <\/p>\n<p>\n      \u5bf9\u8fd0\u7ef4\u56e2\u961f\u6765\u8bf4\uff0c\u7ed3\u8bba\u5176\u5b9e\u5f88\u76f4\u63a5\uff1a\u5982\u679c\u4e22\u5305\u53ea\u51fa\u73b0\u5728\u5408\u6210\u63a2\u6d4b\u4e2d\uff0c\u800c\u4e0d\u4f53\u73b0\u5728\u771f\u5b9e\u751f\u4ea7\u4e8b\u52a1\u4e2d\uff0c\u90a3\u4e48\u5728\u63d0\u4ea4\u786c\u4ef6\u6545\u969c\u5de5\u5355\u4e4b\u524d\uff0c\u5e94\u8be5\u5148\u9a8c\u8bc1\u5b89\u5168\u94fe\u8def\u3002\u9519\u8bef\u5730\u628a\u8d23\u4efb\u5f52\u5230\u670d\u52a1\u5668\u8eab\u4e0a\uff0c\u53ea\u4f1a\u6d6a\u8d39\u65f6\u95f4\uff0c\u5e76\u63a9\u76d6\u771f\u6b63\u7684\u7b56\u7565\u89e6\u53d1\u70b9\u3002\n    <\/p>\n<h2><strong>\u5982\u4f55\u50cf\u5de5\u7a0b\u5e08\u4e00\u6837\u8bca\u65ad\u8fd9\u4e2a\u95ee\u9898<\/strong><\/h2>\n<p>\n      \u4e00\u5957\u53ef\u9760\u7684\u8bca\u65ad\u6d41\u7a0b\uff0c\u5e94\u8be5\u4ece\u4f4e\u6210\u672c\u89c2\u5bdf\u9010\u6b65\u63a8\u8fdb\u5230\u9ad8\u7f6e\u4fe1\u5ea6\u5b9a\u4f4d\uff0c\u800c\u4e0d\u662f\u65e0\u5dee\u522b\u5730\u201c\u6492\u7f51\u5f0f\u201d\u6392\u67e5\u3002\u5efa\u8bae\u91c7\u7528\u5982\u4e0b\u53ef\u590d\u7528\u987a\u5e8f\uff1a\n    <\/p>\n<ol>\n<li><strong>\u786e\u8ba4\u5f71\u54cd\u8303\u56f4\u3002<\/strong>\u4ece\u591a\u4e2a\u5730\u533a\u3001\u591a\u4e2a\u63a5\u5165\u7f51\u7edc\u8fdb\u884c\u6d4b\u8bd5\u3002<\/li>\n<li><strong>\u6bd4\u8f83\u4e0d\u540c\u534f\u8bae\u3002<\/strong>\u540c\u65f6\u4f7f\u7528 ICMP \u548c\u4e0e\u4e1a\u52a1\u76f8\u5173\u7684\u63a2\u6d4b\u65b9\u5f0f\u3002<\/li>\n<li><strong>\u6267\u884c\u8def\u5f84\u8bca\u65ad\u3002<\/strong>\u4f7f\u7528 traceroute \u6216 MTR \u5b9a\u4f4d\u95ee\u9898\u4ece\u54ea\u4e00\u8df3\u5f00\u59cb\u51fa\u73b0\u3002<\/li>\n<li><strong>\u68c0\u67e5\u63a5\u53e3\u72b6\u6001\u3002<\/strong>\u67e5\u770b\u4e22\u5f03\u3001\u9519\u8bef\u3001\u961f\u5217\u7edf\u8ba1\u548c\u5e26\u5bbd\u56fe\u8868\u3002<\/li>\n<li><strong>\u56de\u987e\u65f6\u95f4\u7279\u5f81\u3002<\/strong>\u89c2\u5bdf\u5b83\u662f\u5426\u4e0e\u9ad8\u5cf0\u65f6\u6bb5\u6216\u67d0\u6b21\u8def\u7531\u53d8\u66f4\u540c\u6b65\u51fa\u73b0\u3002<\/li>\n<li><strong>\u9a8c\u8bc1\u7b56\u7565\u56e0\u7d20\u3002<\/strong>\u786e\u8ba4 ACL\u3001\u8fc7\u6ee4\u5668\u6216\u7f13\u89e3\u7cfb\u7edf\u662f\u5426\u5728\u6574\u5f62\u63a2\u6d4b\u62a5\u6587\u3002<\/li>\n<li><strong>\u9a8c\u8bc1\u53cc\u5411\u884c\u4e3a\u3002<\/strong>\u5982\u679c\u6761\u4ef6\u5141\u8bb8\uff0c\u540c\u65f6\u6536\u96c6\u53bb\u7a0b\u4e0e\u56de\u7a0b\u8bc1\u636e\u3002<\/li>\n<\/ol>\n<p>\n      MTR \u5728\u8fd9\u91cc\u5c24\u5176\u6709\u4ef7\u503c\uff0c\u56e0\u4e3a\u5b83\u80fd\u6301\u7eed\u663e\u793a\u6bcf\u4e00\u8df3\u7684\u5ef6\u8fdf\u4e0e\u4e22\u5305\u60c5\u51b5\u3002\u4f46\u5176\u7ed3\u679c\u5fc5\u987b\u4e25\u8c28\u89e3\u8bfb\uff1a\u5982\u679c\u67d0\u4e00\u8df3\u663e\u793a\u4e22\u5305\uff0c\u800c\u540e\u7eed\u6240\u6709\u8df3\u90fd\u6062\u590d\u6b63\u5e38\uff0c\u90a3\u901a\u5e38\u8bf4\u660e\u8fd9\u4e00\u8df3\u53ea\u662f\u9650\u5236\u4e86\u63a2\u6d4b\u5e94\u7b54\uff0c\u800c\u4e0d\u662f\u5b9e\u9645\u4e22\u5f03\u4e86\u7ecf\u8fc7\u5b83\u7684\u6570\u636e\u6d41\u3002\u8fd0\u8425\u5546\u4e0e\u7f51\u7edc\u5e73\u53f0\u7684\u6280\u672f\u8bf4\u660e\u90fd\u7279\u522b\u5f3a\u8c03\u4e86\u8fd9\u4e2a\u8bca\u65ad\u9677\u9631\u3002\n      <\/p>\n<h2><strong>\u54ea\u4e9b\u4fe1\u53f7\u8868\u660e\u8fd9\u662f\u771f\u6b63\u7684\u6570\u636e\u5e73\u9762\u95ee\u9898<\/strong><\/h2>\n<ul>\n<li>\u4e22\u5305\u4ece\u67d0\u4e00\u8df3\u5f00\u59cb\uff0c\u5e76\u6301\u7eed\u5f71\u54cd\u540e\u7eed\u6240\u6709\u8df3\u3002<\/li>\n<li>TCP \u4f1a\u8bdd\u51fa\u73b0\u91cd\u4f20\u6216\u541e\u5410\u91cf\u660e\u663e\u4e0b\u964d\u3002<\/li>\n<li>\u5e94\u7528\u65e5\u5fd7\u4e2d\u7684\u8d85\u65f6\u589e\u957f\u4e0e ping \u4e22\u5305\u65f6\u95f4\u4e00\u81f4\u3002<\/li>\n<li>\u63a5\u53e3\u8ba1\u6570\u5668\u663e\u793a\u8f93\u51fa\u4e22\u5f03\u6216\u961f\u5217\u538b\u529b\u3002<\/li>\n<li>\u95ee\u9898\u96c6\u4e2d\u53d1\u751f\u5728\u9ad8\u5cf0\u65f6\u6bb5\u6216\u6d41\u91cf\u7a81\u589e\u671f\u95f4\u3002<\/li>\n<li>\u591a\u4e2a\u8fdc\u7aef\u7f51\u7edc\u90fd\u80fd\u590d\u73b0\u540c\u6837\u7684\u95ee\u9898\u3002<\/li>\n<\/ul>\n<p>\n      \u5f53\u8fd9\u4e9b\u6307\u6807\u540c\u65f6\u5bf9\u9f50\u65f6\uff0c\u8fd9\u901a\u5e38\u5c31\u4e0d\u662f\u201cICMP \u663e\u793a\u5f02\u5e38\u4f46\u5b9e\u9645\u65e0\u5f71\u54cd\u201d\u7684\u5047\u8c61\uff0c\u800c\u66f4\u53ef\u80fd\u662f\u771f\u6b63\u9700\u8981\u5347\u7ea7\u5904\u7406\u7684\u8f6c\u53d1\u5c42\u6545\u969c\u3002\n    <\/p>\n<h2><strong>\u54ea\u4e9b\u4fe1\u53f7\u66f4\u50cf\u662f\u6d4b\u91cf\u5047\u8c61<\/strong><\/h2>\n<ul>\n<li>\u53ea\u6709\u67d0\u4e00\u4e2a\u4e2d\u95f4\u8df3\u70b9\u663e\u793a\u4e22\u5305\uff0c\u800c\u540e\u7eed\u8df3\u70b9\u90fd\u6b63\u5e38\u3002<\/li>\n<li>\u7f51\u9875\u3001API\u3001SSH \u6216\u6570\u636e\u5e93\u8fde\u63a5\u4f9d\u65e7\u7a33\u5b9a\u3002<\/li>\n<li>\u4e22\u5305\u53ea\u51fa\u73b0\u5728\u9ad8\u9891\u7387 ping \u63a2\u6d4b\u4e2d\u3002<\/li>\n<li>\u6ca1\u6709\u63a5\u53e3\u4e22\u5f03\u3001\u6ca1\u6709\u961f\u5217\u544a\u8b66\uff0c\u4e5f\u6ca1\u6709\u7528\u6237\u4fa7\u53ef\u89c1\u5f71\u54cd\u3002<\/li>\n<li>\u4e0d\u540c\u7c7b\u578b\u7684\u63a2\u6d4b\u62a5\u6587\u5f97\u5230\u4e0d\u540c\u7ed3\u679c\u3002<\/li>\n<\/ul>\n<p>\n      \u5728\u8fd9\u7c7b\u60c5\u51b5\u4e0b\uff0c\u66f4\u8c28\u614e\u7684\u7ed3\u8bba\u4e0d\u5e94\u662f\u201c\u7f51\u7edc\u6ca1\u95ee\u9898\u201d\uff0c\u800c\u5e94\u662f\u201c\u5f53\u524d\u6d4b\u8bd5\u8fd8\u4e0d\u8db3\u4ee5\u8bc1\u660e\u7528\u6237\u53d7\u5230\u5f71\u54cd\u201d\u3002\u8fd9\u610f\u5473\u7740\u4f60\u9700\u8981\u66f4\u51c6\u786e\u7684\u89c2\u6d4b\u624b\u6bb5\u3002\n    <\/p>\n<h2><strong>\u5982\u4f55\u5728\u5b9e\u8df5\u4e2d\u964d\u4f4e\u5916\u7f51\u4e22\u5305<\/strong><\/h2>\n<p>\n      \u4e00\u65e6\u6545\u969c\u57df\u88ab\u8bc6\u522b\u51fa\u6765\uff0c\u6cbb\u7406\u624b\u6bb5\u901a\u5e38\u4f1a\u843d\u5728\u4ee5\u4e0b\u51e0\u4e2a\u65b9\u5411\uff1a\n    <\/p>\n<ul>\n<li>\u589e\u52a0\u53ef\u7528\u51fa\u53e3\u5bb9\u91cf\uff0c\u6216\u91cd\u65b0\u5206\u914d\u4e0d\u540c\u94fe\u8def\u4e0a\u7684\u6d41\u91cf\u3002<\/li>\n<li>\u8c03\u6574\u6392\u961f\u4e0e QoS \u7b56\u7565\uff0c\u5728\u4e89\u7528\u573a\u666f\u4e0b\u4f18\u5148\u4fdd\u62a4\u5173\u952e\u4e1a\u52a1\u6d41\u3002<\/li>\n<li>\u4e0e\u4e0a\u6e38\u7f51\u7edc\u534f\u540c\u4fee\u6b63\u4e0d\u4f73\u7684\u8def\u7531\u9009\u62e9\u6216\u4e0d\u7a33\u5b9a\u7684\u4e92\u8054\u3002<\/li>\n<li>\u4f18\u5316\u5b89\u5168\u63a7\u5236\uff0c\u4f7f\u8bca\u65ad\u6d41\u91cf\u4e0d\u4f1a\u88ab\u8bef\u5224\u4e3a\u5f02\u5e38\u63a2\u6d4b\u3002<\/li>\n<li>\u5982\u679c\u6838\u5fc3\u95ee\u9898\u5728\u4e8e\u8def\u5f84\u8fc7\u957f\uff0c\u5219\u628a\u5173\u952e\u670d\u52a1\u90e8\u7f72\u5230\u66f4\u9760\u8fd1\u7528\u6237\u7684\u4f4d\u7f6e\u3002<\/li>\n<li>\u7528\u6301\u7eed\u9065\u6d4b\u66ff\u4ee3\u96f6\u6563\u7684 ping \u5feb\u7167\u3002<\/li>\n<\/ul>\n<p>\n      \u5bf9\u4e8e\u670d\u52a1\u5668\u79df\u7528\u573a\u666f\u6765\u8bf4\uff0c\u6700\u597d\u7684\u9884\u9632\u65b9\u5f0f\u5f80\u5f80\u4e0d\u662f\u4e8b\u540e\u8865\u6551\uff0c\u800c\u662f\u524d\u671f\u67b6\u6784\u8bbe\u8ba1\u3002\u4e0a\u7ebf\u524d\u5148\u6d4b\u8def\u5f84\u8d28\u91cf\uff0c\u4ece\u771f\u5b9e\u76ee\u6807\u7528\u6237\u6240\u5728\u533a\u57df\u8fdb\u884c\u9a8c\u8bc1\uff0c\u5e76\u660e\u786e\u533a\u5206\u670d\u52a1\u5668\u79df\u7528\u4e0e\u670d\u52a1\u5668\u6258\u7ba1\u7684\u8fd0\u7ef4\u63a7\u5236\u8fb9\u754c\uff0c\u56e0\u4e3a\u8fd9\u4e24\u79cd\u6a21\u5f0f\u4e0b\u4f60\u80fd\u63a7\u5236\u7684\u7f51\u7edc\u5c42\u9762\u5e76\u4e0d\u76f8\u540c\u3002\n    <\/p>\n<h2><strong>\u5de5\u7a0b\u89c6\u89d2\u4e0b\u7684\u7ed3\u8bba<\/strong><\/h2>\n<p>\n      \u5f53\u4f60\u770b\u5230<strong>\u65e5\u672c\u670d\u52a1\u5668\u4e22\u5305<\/strong>\u8fd9\u4e2a\u73b0\u8c61\u65f6\uff0c\u7edd\u4e0d\u5e94\u5f97\u51fa\u8fc7\u4e8e\u7b80\u5355\u7684\u7ed3\u8bba\u3002\u5982\u679c\u5185\u7f51 ping \u5b8c\u5168\u6b63\u5e38\uff0c\u800c\u5916\u7f51 ping \u51fa\u73b0\u4e22\u5305\uff0c\u90a3\u4e48\u6700\u4e0d\u503c\u5f97\u5148\u6000\u7591\u7684\uff0c\u5f80\u5f80\u6070\u6070\u662f\u670d\u52a1\u5668\u672c\u8eab\u3002\u66f4\u591a\u65f6\u5019\uff0c\u95ee\u9898\u53d1\u751f\u5728\u516c\u7f51\u8def\u5f84\u884c\u4e3a\u4e0a\uff1a\u62e5\u585e\u3001\u8def\u7531\u4e0d\u5bf9\u79f0\u3001ICMP \u9650\u901f\u3001\u8fc7\u6ee4\u7b56\u7565\uff0c\u6216\u8005\u8fdc\u7aef\u63a5\u5165\u7f51\u7edc\u4e0d\u7a33\u5b9a\u3002\u4f18\u79c0\u7684\u5de5\u7a0b\u5e08\u4e0d\u4f1a\u51ed\u4e00\u6761 ping \u7ed3\u679c\u5c31\u4ed3\u4fc3\u4e0b\u7ed3\u8bba\uff0c\u800c\u662f\u4f1a\u7ed3\u5408\u591a\u5730\u533a\u6d4b\u8bd5\u3001\u8def\u5f84\u611f\u77e5\u8bca\u65ad\u3001\u63a5\u53e3\u9065\u6d4b\u4e0e\u5e94\u7528\u8bc1\u636e\u6765\u9a8c\u8bc1\u5047\u8bbe\u3002\u89e3\u51b3\u8fd9\u7c7b\u95ee\u9898\u6700\u5feb\u7684\u65b9\u6cd5\uff0c\u5f80\u5f80\u5c31\u662f\u505c\u6b62\u628a\u4e00\u6b21 ping \u5f53\u6210\u201c\u771f\u76f8\u201d\uff0c\u800c\u662f\u628a\u5b83\u5f53\u6210\u66f4\u5927\u7f51\u7edc\u6545\u4e8b\u4e2d\u7684\u4e00\u4e2a\u7ebf\u7d22\u3002\n    <\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u65e5\u672c\u670d\u52a1\u5668\u4e22\u5305\u662f\u751f\u4ea7\u7f51\u7edc\u4e2d\u5e38\u89c1\u4f46\u53c8\u7ecf\u5e38\u88ab\u8bef\u89e3\u7684\u4e00\u7c7b\u73b0\u8c61\u3002\u5de5\u7a0b\u5e08\u6709\u65f6\u4f1a\u53d1\u73b0\uff0c\u5728\u673a\u67b6\u5185\u90e8\u3001\u540c\u4e00\u673a\u623f\u6216\u79c1\u6709\u7f51\u6bb5\u4e2d\u6d4b\u8bd5\u65f6\u51e0\u4e4e\u96f6\u4e22\u5305\uff0c\u4f46\u4ece\u8fdc\u7aef\u516c\u7f51\u63a2\u6d4b\u65f6\u5374\u51fa\u73b0\u54cd\u5e94\u4e0d\u7a33\u5b9a\u3002\u4e4d\u770b\u4e4b\u4e0b\uff0c\u8fd9\u4f3c\u4e4e\u81ea\u76f8\u77db\u76fe\u3002\u5b9e\u9645\u4e0a\uff0c\u8fd9\u901a\u5e38\u610f\u5473\u7740\u670d\u52a1\u5668\u672c\u8eab\u662f\u5065\u5eb7\u7684\uff0c\u800c\u4e0a\u6e38\u8def\u5f84\u4e2d\u7684\u4e00\u4e2a\u6216\u591a\u4e2a\u73af\u8282\u5b58\u5728\u95ee\u9898\u3002\u8fd9\u4e2a\u533a\u5206\u975e\u5e38\u5173\u952e\uff0c\u56e0\u4e3a\u65e0\u8bba\u662f\u670d\u52a1\u5668\u79df\u7528\u65b9\u6848\u8bbe\u8ba1\u3001\u6545\u969c\u54cd\u5e94\u8fd8\u662f\u5bb9\u91cf\u89c4\u5212\uff0c\u5185\u7f51 ping \u53ea\u80fd\u9a8c\u8bc1\u8f6c\u53d1\u8def\u5f84\u4e2d\u975e\u5e38\u72ed\u7a84\u7684\u4e00\u5c0f\u6bb5\uff0c\u5e76\u4e0d\u80fd\u8bc1\u660e\u6574\u4e2a\u516c\u7f51\u7aef\u5230\u7aef\u8def\u5f84\u90fd\u662f\u6b63\u5e38\u7684\u3002 \u4e3a\u4ec0\u4e48\u5185\u7f51 Ping \u770b\u8d77\u6765\u5b8c\u5168\u6b63\u5e38\uff0c\u800c\u5916\u7f51 Ping \u5374\u4f1a\u5931\u8d25 \u4e00\u6b21\u5e72\u51c0\u7684\u5185\u7f51 ping\uff0c\u4e3b\u8981\u53ea\u80fd\u8bc1\u660e\u672c\u5730\u4ea4\u6362\u7ed3\u6784\u3001\u7f51\u5361\u63a5\u53e3\u72b6\u6001\u3001\u672c\u5730 VLAN \u8def\u5f84\u4ee5\u53ca\u90bb\u8fd1\u7f51\u5173\u884c\u4e3a\u662f\u7a33\u5b9a\u7684\u3002\u5b83\u65e0\u6cd5\u9a8c\u8bc1\u673a\u623f\u51fa\u53e3\u3001\u5bf9\u7b49\u4e92\u8054\u3001\u4e0a\u6e38\u8f6c\u53d1\u3001\u8de8\u7f51\u6392\u961f\u3001\u8fdc\u7aef\u56de\u7a0b\u6d41\u91cf\uff0c\u6216\u8fb9\u754c\u4e4b\u5916\u7684\u8fc7\u6ee4\u7b56\u7565\u8d28\u91cf\u3002\u4e00\u65e6\u6d41\u91cf\u79bb\u5f00\u672c\u5730\u57df\uff0c\u5b83\u5c31\u4f1a\u8fdb\u5165\u4e00\u4e2a\u89c4\u6a21\u66f4\u5927\u3001\u5931\u6548\u70b9\u66f4\u591a\u7684\u7cfb\u7edf\uff1a\u8fb9\u7f18\u8def\u7531\u5668\u3001\u8fd0\u8425\u5546\u4ea4\u63a5\u7aef\u53e3\u3001\u4f20\u8f93\u94fe\u8def\u3001\u8de8\u5883\u6bb5\uff0c\u4ee5\u53ca\u53ef\u80fd\u4e0e\u53bb\u7a0b\u5b8c\u5168\u4e0d\u540c\u7684\u56de\u7a0b\u8def\u5f84\u9009\u62e9\u3002 \u8fd9\u4e5f\u662f\u4e3a\u4ec0\u4e48\u5de5\u7a0b\u5e08\u5e94\u8be5\u628a\u201c\u5185\u7f51\u6d4b\u8bd5\u6210\u529f\u201d\u548c\u201c\u5916\u7f51\u51fa\u73b0\u4e22\u5305\u201d\u89c6\u4e3a\u4e24\u4e2a\u72ec\u7acb\u89c2\u5bdf\u7ed3\u679c\uff0c\u800c\u4e0d\u662f\u4e00\u4e2a\u8868\u9762\u4e0a\u7684\u77db\u76fe\u3002\u5c40\u90e8\u8def\u5f84\u53ef\u4ee5\u662f\u786e\u5b9a\u6027\u7684\u3001\u4f4e\u5ef6\u8fdf\u7684\uff0c\u800c\u516c\u7f51\u8def\u5f84\u5219\u53ef\u80fd\u53d7\u5230\u62e5\u585e\u3001\u8def\u7531\u4e0d\u5bf9\u79f0\u3001\u5fae\u7a81\u53d1\u3001\u63a7\u5236\u5e73\u9762\u4fdd\u62a4\u6216\u9009\u62e9\u6027\u9650\u901f\u7684\u5f71\u54cd\u3002\u516c\u7f51\u8f6c\u53d1\u672c\u8d28\u4e0a\u662f\u4e00\u4e2a\u5206\u5e03\u5f0f\u7cfb\u7edf\uff0c\u800c\u5206\u5e03\u5f0f\u7cfb\u7edf\u7684\u5931\u6548\u5f80\u5f80\u5e76\u4e0d\u5747\u5300\u3002 \u8fd9\u4e2a\u73b0\u8c61\u901a\u5e38\u610f\u5473\u7740\u4ec0\u4e48 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