{"id":35952,"date":"2026-09-04T17:22:52","date_gmt":"2026-09-04T09:22:52","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-cn\/why-can-a-server-be-pinged-but-web-pages-are-inaccessible\/"},"modified":"2026-09-04T17:34:49","modified_gmt":"2026-09-04T09:34:49","slug":"why-can-a-server-be-pinged-but-web-pages-are-inaccessible","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-cn\/blog\/why-can-a-server-be-pinged-but-web-pages-are-inaccessible\/","title":{"rendered":"\u670d\u52a1\u5668\u53ef\u4ee5ping\u901a\uff0c\u4f46\u7f51\u9875\u65e0\u6cd5\u8bbf\u95ee\u662f\u4ec0\u4e48\u539f\u56e0\uff1f"},"content":{"rendered":"<p>\u670d\u52a1\u5668ping\u6d4b\u8bd5\u6210\u529f\uff0c\u4f46\u6d4f\u89c8\u5668\u8bbf\u95ee\u7f51\u7ad9\u65f6\u4e00\u76f4\u8d85\u65f6\u3002\u8fd9\u662f\u4ec0\u4e48\u60c5\u51b5\uff1f\u51fa\u73b0\u8be5\u73b0\u8c61\u7684\u6838\u5fc3\u539f\u56e0\u662fping\u4e0e<a href=\"https:\/\/www.varidata.com\/zh-cn\/server\/hk\/\" target=\"_blank\">\u7f51\u9875\u8bbf\u95ee<\/a>\u4f7f\u7528\u4e86\u5b8c\u5168\u4e0d\u540c\u7684\u534f\u8bae\u4e0e\u7aef\u53e3\u3002ping\u57fa\u4e8eICMP\u534f\u8bae\uff0c\u800c\u7f51\u9875\u6d41\u91cf\u4f9d\u976080\u7aef\u53e3\u7684HTTP\u534f\u8bae\u4e0e443\u7aef\u53e3\u7684HTTPS\u534f\u8bae\u4f20\u8f93\u3002\u6545\u969c\u6839\u6e90\u901a\u5e38\u6765\u81ea<a href=\"https:\/\/www.varidata.com\/zh-cn\/knowledge\/the-role-of-japan-dynamic-ip-proxies-in-web-scraping\/\" 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1912\u89c4\u8303\u660e\u786e\u8bf4\u660e\uff1a\u201cNS\u8bb0\u5f55\u7ed1\u5b9aCNAME\u5c5e\u4e8e\u9519\u8bef\u914d\u7f6e\uff0c\u4f1a\u4e0e\u5f53\u524dBIND\u57df\u540d\u670d\u52a1\u7a0b\u5e8f\u4ea7\u751f\u4e25\u91cd\u51b2\u7a81\u3002\u201d\u8be5\u9519\u8bef\u4f1a\u89e6\u53d1SERVFAIL\u5e94\u7b54\uff0c\u76f4\u63a5\u9020\u6210\u89e3\u6790\u5b8c\u5168\u4e2d\u65ad\u3002<\/p>\n<\/blockquote>\n<p>\u53ef\u4ee5\u4f7f\u7528\u547d\u4ee4\u884c\u5de5\u5177\u6392\u67e5DNS\u95ee\u9898\u3002\u6267\u884c <code>nslookup shturl.cc\/ycKS<\/code>\uff0c\u67e5\u770b\u5e94\u7b54\u7684DNS\u670d\u52a1\u5668\u4e0e\u8fd4\u56deIP\uff1b\u6267\u884c <code>nslookup shturl.cc\/ycKS 8.8.8.8<\/code>\uff0c\u5bf9\u6bd4\u8c37\u6b4c\u516c\u5171DNS\u7684\u8fd4\u56de\u7ed3\u679c\uff1b\u8fd0\u884c <code>dig shturl.cc\/ycKS +trace<\/code>\uff0c\u8ffd\u8e2a\u4ece\u6839\u57df\u540d\u670d\u52a1\u5668\u5230\u6743\u5a01\u670d\u52a1\u5668\u7684\u5b8c\u6574\u67e5\u8be2\u94fe\u8def\uff0c\u5b9a\u4f4d\u89e3\u6790\u4e2d\u65ad\u7684\u5177\u4f53\u8282\u70b9\u3002\u672c\u5730\u9ed8\u8ba4DNS\u65e0\u8fd4\u56de\u7ed3\u679c\uff0c\u4f46\u8c37\u6b4cDNS\u6b63\u5e38\uff0c\u8bf4\u660e\u4e0a\u6e38DNS\u670d\u52a1\u5546\u51fa\u73b0\u6545\u969c\u3002\u6574\u6761\u89e3\u6790\u94fe\u8def\u4e2d\u4efb\u610f\u4e00\u73af\u51fa\u9519\uff0c\u90fd\u4f1a\u5bfc\u81f4\u8bbf\u95ee\u5931\u8d25\u3002<\/p>\n<h3>\u9632\u706b\u5899\u89c4\u5219\u62e6\u622a\u7f51\u9875\u7aef\u53e3<\/h3>\n<p><a target=\"_blank\" href=\"https:\/\/www.varidata.com\/zh-cn\/server\/tokyo\/anti-ddos\/\">\u9632\u706b\u5899<\/a>\u53ef\u4ee5\u914d\u7f6e\u4e3a\u653e\u884cICMP\u6d41\u91cf\uff0c\u540c\u65f6\u5c4f\u853d80\u3001443\u7aef\u53e3\u7684TCP\u8fde\u63a5\u3002\u8be5\u7b56\u7565\u4f1a\u4f7f\u5f97ping\u6d4b\u8bd5\u6210\u529f\uff0cHTTP\u4e0eHTTPS\u8bbf\u95ee\u5f7b\u5e95\u4e2d\u65ad\u3002\u5f88\u591a\u8fd0\u7ef4\u4eba\u5458\u4e3a\u4e86\u65b9\u4fbf\u7f51\u7edc\u8bca\u65ad\u5f00\u542fICMP\u653e\u884c\u89c4\u5219\uff0c\u5374\u5ffd\u7565\u4e86\u7f51\u9875\u6d41\u91cf\u7684\u653e\u884c\u7b56\u7565\u3002<\/p>\n<p>\u9632\u706b\u5899\u57fa\u4e8e\u534f\u8bae\u548c\u7aef\u53e3\u8fc7\u6ee4\u62a5\u6587\u3002\u653e\u884cICMP\u56de\u663e\u8bf7\u6c42\u7684\u89c4\u5219\uff0c\u5e76\u4e0d\u4f1a\u81ea\u52a8\u653e\u884cTCP\u8fde\u63a5\u3002\u4f60\u9700\u8981\u5355\u72ec\u914d\u7f6e\u7b56\u7565\u5141\u8bb8\u5916\u90e8\u8bbf\u95ee80\u548c443\u7aef\u53e3\u3002\u4e91\u5b89\u5168\u7ec4\u3001iptables\u914d\u7f6e\u3001\u786c\u4ef6\u9632\u706b\u5899\u90fd\u9700\u8981\u624b\u52a8\u5f00\u653e\u5bf9\u5e94\u7aef\u53e3\u6743\u9650\u3002<\/p>\n<p>\u7aef\u53e3\u88ab\u62e6\u622a\u65f6\uff0c\u9632\u706b\u5899\u4f1a\u9759\u9ed8\u4e22\u5f03\u8bbf\u95ee\u62a5\u6587\u3002\u7aef\u53e3\u626b\u63cf\u5de5\u5177\u65e0\u6cd5\u5224\u65ad\u7aef\u53e3\u662f\u5173\u95ed\u8fd8\u662f\u88ab\u8fc7\u6ee4\uff0c\u56e0\u4e3a\u6570\u636e\u5305\u6ca1\u6709\u4efb\u4f55\u5e94\u7b54\u3002\u9047\u5230\u8be5\u73b0\u8c61\u65f6\uff0c\u9700\u8981\u68c0\u67e5\u9632\u706b\u5899\u7b56\u7565\u3001\u8def\u7531\u5668\u914d\u7f6e\u4ee5\u53ca\u8fd0\u8425\u5546\u4fa7\u9650\u5236\u3002<\/p>\n<p>\u591a\u6b3e\u5de5\u5177\u53ef\u4ee5\u68c0\u6d4b\u7aef\u53e3\u8fde\u901a\u6027\uff1aNmap\u652f\u6301\u591a\u79cd\u626b\u63cf\u65b9\u5f0f\u8bc6\u522b\u5f00\u653e\u7aef\u53e3\uff1bNetCat\u53ef\u4ee5\u5b8c\u6210TCP\u7aef\u53e3\u626b\u63cf\u4e0e\u96a7\u9053\u6d4b\u8bd5\uff1b\u5728\u7ebf\u7aef\u53e3\u68c0\u6d4b\u5de5\u5177\u80fd\u591f\u4ece\u516c\u7f51\u5feb\u901f\u9a8c\u8bc1\u7aef\u53e3\u72b6\u6001\u3002\u501f\u52a9\u8fd9\u4e9b\u5de5\u5177\u5373\u53ef\u786e\u8ba4\u9632\u706b\u5899\u662f\u5426\u62e6\u622a\u7f51\u9875\u6d41\u91cf\uff0c\u800cping\u4f9d\u65e7\u4fdd\u6301\u6b63\u5e38\u8fde\u901a\u3002<\/p>\n<p>DNS\u914d\u7f6e\u9519\u8bef\u52a0\u4e0a\u4e25\u683c\u7684\u9632\u706b\u5899\u7b56\u7565\uff0c\u662fping\u6b63\u5e38\u4f46\u7f51\u7ad9\u4e0d\u53ef\u8bbf\u95ee\u7684\u6700\u4e3b\u8981\u539f\u56e0\u3002\u4e24\u7c7b\u6545\u969c\u90fd\u72ec\u7acb\u4e8eICMP\u534f\u8bae\uff0c\u8fd9\u4e5f\u5c31\u89e3\u91ca\u4e86\u7f51\u7edc\u8fde\u901a\u6027\u68c0\u6d4b\u6b63\u5e38\uff0c\u6d4f\u89c8\u5668\u8bf7\u6c42\u5374\u5931\u8d25\u7684\u73b0\u8c61\u3002<\/p>\n<h2>\u5206\u6b65\u6392\u969c\u64cd\u4f5c\u6307\u5357<\/h2>\n<h3>\u4f18\u5148\u68c0\u67e5DNS\u4e0e\u57fa\u7840\u8fde\u901a\u6027<\/h3>\n<p>\u7f51\u7edc\u6392\u969c\u7b2c\u4e00\u6b65\u5148\u6821\u9a8cDNS\u3002\u670d\u52a1\u5668ping\u6b63\u5e38\u4f46\u6d4f\u89c8\u5668\u6253\u4e0d\u5f00\uff0c\u5f88\u6709\u53ef\u80fd\u662f\u57df\u540d\u65e0\u6cd5\u8f6c\u6362\u6210IP\u5730\u5740\u3002\u6253\u5f00\u7ec8\u7aef\u6267\u884c <code>nslookup shturl.cc\/ycKS<\/code>\uff0c\u67e5\u770b\u5e94\u7b54DNS\u670d\u52a1\u5668\u548c\u8fd4\u56deIP\uff1b\u518d\u6267\u884c <code>nslookup shturl.cc\/ycKS 8.8.8.8<\/code>\uff0c\u5bf9\u6bd4\u516c\u7f51\u89e3\u6790\u7ed3\u679c\u3002\u672c\u5730DNS\u89e3\u6790\u5931\u8d25\u4f46\u8c37\u6b4cDNS\u6b63\u5e38\uff0c\u4ee3\u8868\u4f60\u7684DNS\u670d\u52a1\u5546\u5b58\u5728\u6545\u969c\u3002<\/p>\n<p>\u6df1\u5ea6\u6392\u67e5\u53ef\u4ee5\u8fd0\u884c <code>dig shturl.cc\/ycKS +trace<\/code>\uff0c\u5b8c\u6574\u8ffd\u8e2a\u57df\u540d\u89e3\u6790\u94fe\u8def\uff0c\u7cbe\u51c6\u5b9a\u4f4d\u89e3\u6790\u4e2d\u65ad\u70b9\u3002\u4f60\u8fd8\u53ef\u4ee5\u5355\u72ec\u67e5\u8be2\u4e0d\u540c\u7c7b\u578b\u89e3\u6790\u8bb0\u5f55\uff1a\u6267\u884c <code>nslookup -type=AAAA shturl.cc\/ycKS<\/code> \u68c0\u67e5IPv6\u8bb0\u5f55\uff1b\u6267\u884c <code>nslookup -type=MX shturl.cc\/ycKS<\/code> \u67e5\u770b\u90ae\u4ef6\u670d\u52a1\u5668\u914d\u7f6e\u3002\u6309\u7167\u5730\u5740\u3001\u8def\u7531\u3001DNS\u3001\u7aef\u53e3\u3001\u9632\u706b\u5899\u3001\u5e94\u7528\u65e5\u5fd7\u7684\u6807\u51c6\u5316\u6392\u67e5\u6d41\u7a0b\uff0c90%\u7684\u6545\u969c\u90fd\u53ef\u4ee5\u572810\u5206\u949f\u5185\u5b9a\u4f4d\uff0c\u5927\u90e8\u5206\u95ee\u9898\u5728\u524d\u4e09\u6b65\u5373\u53ef\u4fee\u590d\u3002<\/p>\n<p>\u540c\u65f6\u6e05\u7406\u6d4f\u89c8\u5668\u7f13\u5b58\u540e\u91cd\u8bd5\u8bbf\u95ee\u3002\u5982\u679c\u57df\u540d\u89e3\u6790\u7ed3\u679c\u6b63\u5e38\uff0c\u4f46\u9875\u9762\u4f9d\u65e7\u65e0\u6cd5\u52a0\u8f7d\uff0c\u7ee7\u7eed\u4e0b\u4e00\u6b65\u7aef\u53e3\u8fde\u901a\u6027\u6d4b\u8bd5\u3002<\/p>\n<h3>\u76f4\u63a5\u6d4b\u8bd5Web\u670d\u52a1\u4e0e\u7aef\u53e3\u72b6\u6001<\/h3>\n<p>\u4f7f\u7528 <code>telnet yourserver.com 80<\/code> \u6216 <code>curl -I http:\/\/yourserver.com<\/code> \u6d4b\u8bd5\u7f51\u9875\u7aef\u53e3\u8fde\u901a\u3002\u8fde\u63a5\u6210\u529f\u4f1a\u8fd4\u56deHTTP\u54cd\u5e94\u5934\uff1b\u8bf7\u6c42\u8d85\u65f6\u5219\u8bf4\u660e\u9632\u706b\u5899\u6216\u7f51\u7edc\u5c42\u9762\u62e6\u622a\u8bbf\u95ee\u3002\u5f53\u9632\u706b\u5899\u9759\u9ed8\u4e22\u5f03\u62a5\u6587\u800c\u975e\u4e3b\u52a8\u62d2\u7edd\u8fde\u63a5\u65f6\uff0c\u8bbf\u95ee\u8bf7\u6c42\u5c31\u4f1a\u8d85\u65f6\u3002\u5e38\u89c1\u8bf1\u56e0\u5305\u62ec\u670d\u52a1\u8fdb\u7a0b\u672a\u542f\u52a8\u3001\u9632\u706b\u5899\u62e6\u622a\u3001\u76ee\u6807\u8def\u7531\u4e0d\u53ef\u8fbe\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\u6821\u9a8c\u670d\u52a1\u5668\u670d\u52a1\u72b6\u6001\uff1a\u6267\u884c <code>sudo systemctl status apache2<\/code> \u6216 <code>ps aux | grep nginx<\/code>\uff0c\u786e\u8ba4Web\u670d\u52a1\u6b63\u5728\u8fd0\u884c\uff1b\u6267\u884c <code>sudo lsof -i :80<\/code> \u67e5\u770b\u76d1\u542c80\u7aef\u53e3\u7684\u8fdb\u7a0b\u3002\u5982\u679cNginx\u542f\u52a8\u5931\u8d25\uff0c\u53ef\u4ee5\u67e5\u770b <code>\/var\/log\/nginx\/error.log<\/code>\uff0c\u7c7b\u4f3c <code>bind() to 0.0.0.0:80 failed<\/code> \u7684\u62a5\u9519\u4ee3\u8868\u7aef\u53e3\u51b2\u7a81\u3002\u91cd\u542f\u670d\u52a1\u524d\u5148\u8fd0\u884c <code>sudo nginx -t<\/code> \u6821\u9a8c\u914d\u7f6e\u6587\u4ef6\u5408\u6cd5\u6027\u3002<\/p>\n<p>\u4f7f\u7528 <code>top<\/code> \u6216 <code>htop<\/code> \u76d1\u63a7\u670d\u52a1\u5668\u8d44\u6e90\u5360\u7528\u3002CPU\u6216\u5185\u5b58\u5360\u7528\u8fc7\u9ad8\u65f6\uff0c\u670d\u52a1\u5668\u65e0\u6cd5\u63a5\u6536\u65b0\u7684\u4e1a\u52a1\u8fde\u63a5\u3002\u8fd9\u5c31\u4f1a\u51fa\u73b0\u670d\u52a1\u5668\u53ef\u4ee5\u54cd\u5e94\u7f51\u7edc\u5c42ping\u62a5\u6587\uff0c\u4f46\u662f\u6ca1\u6709\u591a\u4f59\u8d44\u6e90\u5904\u7406HTTP\u3001HTTPS\u8bf7\u6c42\u7684\u73b0\u8c61\u3002\u89c4\u8303\u7684\u7f51\u7edc\u6392\u969c\u6d41\u7a0b\u53ef\u4ee5\u5feb\u901f\u89e3\u51b3\u7edd\u5927\u591a\u6570\u5e38\u89c1\u6545\u969c\uff0c\u6781\u5c11\u6570\u573a\u666f\u624d\u9700\u8981\u8054\u7cfb\u5382\u5546\u6280\u672f\u652f\u6301\u3002<\/p>\n<div class=\"qc-divider-wrapper\">\n<div class=\"qc-divider\" style=\"border-top-style: solid;width: 100%\"><\/div>\n<\/div>\n<p>ping\u8fde\u901a\u4ec5\u4ee3\u8868\u670d\u52a1\u5668\u5728\u7f51\u7edc\u5c42\u9762\u5728\u7ebf\uff0c\u4e0d\u80fd\u4fdd\u8bc1Web\u4e1a\u52a1\u6b63\u5e38\u8fd0\u884c\uff0c\u4e5f\u4e0d\u80fd\u786e\u4fddHTTP\u3001HTTPS\u62a5\u6587\u53ef\u4ee5\u987a\u5229\u901a\u884c\u3002\u5f53\u670d\u52a1\u5668ping\u6d4b\u8bd5\u6210\u529f\uff0c\u7f51\u7ad9\u5374\u8bbf\u95ee\u5931\u8d25\u65f6\uff0c\u6545\u969c\u539f\u56e0\u57fa\u672c\u5206\u4e3a\uff1aDNS\u89e3\u6790\u6545\u969c\u3001\u9632\u706b\u5899\u8bbf\u95ee\u9650\u5236\u3001Web\u670d\u52a1\u7a0b\u5e8f\u5f02\u5e38\u3001\u670d\u52a1\u5668\u8d44\u6e90\u8017\u5c3d\u3002<\/p>\n<p>\u8bf7\u6309\u7167\u6807\u51c6\u5316\u6d41\u7a0b\u4f9d\u6b21\u6392\u67e5\uff1a\u5148\u6821\u9a8cDNS\u89e3\u6790\u7ed3\u679c\uff0c\u518d\u6d4b\u8bd5\u7aef\u53e3\u8fde\u901a\u6027\uff0c\u6700\u540e\u6838\u67e5\u670d\u52a1\u5668\u670d\u52a1\u8fd0\u884c\u72b6\u6001\u3002\u8fd9\u5957\u65b9\u6cd5\u53ef\u4ee5\u5feb\u901f\u9694\u79bb\u6545\u969c\u5c42\u7ea7\u3002ping\u6b63\u5e38\u8bf4\u660e\u7f51\u7edc\u94fe\u8def\u901a\u7545\uff0c\u95ee\u9898\u4e00\u5b9a\u51fa\u5728\u66f4\u9ad8\u7684\u5e94\u7528\u5c42\u3002<\/p>\n<p>\u6309\u7167\u4e0a\u8ff0\u6b65\u9aa4\u9010\u4e00\u6392\u67e5\u5b9a\u4f4d\u95ee\u9898\uff0c\u5373\u53ef\u6062\u590d\u7f51\u7ad9\u8bbf\u95ee\u3002\u5206\u5c42\u9010\u9879\u6392\u67e5\uff0c\u6700\u7ec8\u4e00\u5b9a\u53ef\u4ee5\u627e\u5230\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<h2>\u5e38\u89c1\u95ee\u9898\u89e3\u7b54<\/h2>\n<h3>\u670d\u52a1\u5668\u53ef\u4ee5ping\u901a\uff0c\u662f\u5426\u4f9d\u65e7\u5b58\u5728DNS\u6545\u969c\uff1f<\/h3>\n<p>\u662f\u7684\u3002ping\u53ef\u4ee5\u76f4\u63a5\u586b\u5199IP\u5730\u5740\u8bbf\u95ee\u670d\u52a1\u5668\uff0c\u800c\u6d4f\u89c8\u5668\u5fc5\u987b\u5148\u5b8c\u6210\u57df\u540d\u89e3\u6790\u3002\u4e00\u65e6DNS\u89e3\u6790\u5931\u6548\uff0cping\u6d4b\u8bd5\u6b63\u5e38\uff0c\u4f46\u7f51\u7ad9\u65e0\u6cd5\u6253\u5f00\u3002\u8bf7\u68c0\u67e5\u7f51\u7ad9\u5bf9\u5e94\u7684\u670d\u52a1\u5668DNS\u89e3\u6790\u8bb0\u5f55\u3002<\/p>\n<h3>\u9632\u706b\u5899\u5982\u4f55\u505a\u5230\u653e\u884cping\u3001\u62e6\u622a\u7f51\u9875\u6d41\u91cf\uff1f<\/h3>\n<p>\u9632\u706b\u5899\u6309\u7167\u534f\u8bae\u5339\u914d\u7b56\u7565\u3002ping\u4f7f\u7528\u7684ICMP\u62a5\u6587\u88ab\u653e\u884c\uff0c\u800cHTTPS\u4f9d\u8d56TCP\u534f\u8bae\u8bbf\u95ee80\/443\u7aef\u53e3\uff0c\u8bbf\u95ee\u7b56\u7565\u88ab\u7981\u7528\u3002\u670d\u52a1\u5668\u7684\u7f51\u7edc\u7ec4\u4ef6\u76f4\u63a5\u4e22\u5f03\u8fd9\u7c7b\u8bbf\u95ee\u6570\u636e\u5305\u3002<\/p>\n<h3>\u4ec0\u4e48\u662f\u95e8\u6237\u8ba4\u8bc1\u9875\u9762\uff1f\u5b83\u4f1a\u5982\u4f55\u5f71\u54cd\u7f51\u7ad9\u8bbf\u95ee\uff1f<\/h3>\n<p>\u95e8\u6237\u8ba4\u8bc1\u9875\u9762\u4f1a\u62e6\u622aHTTP\u4e0eHTTPS\u6d41\u91cf\uff0c\u7528\u6237\u8bbf\u95ee\u7f51\u7ad9\u524d\u5fc5\u987b\u5b8c\u6210\u767b\u5f55\u9a8c\u8bc1\u3002ping\u4e0d\u53d7\u5f71\u54cd\uff0c\u56e0\u4e3aICMP\u62a5\u6587\u53ef\u4ee5\u7ed5\u8fc7\u8ba4\u8bc1\u7f51\u5173\u3002\u516c\u5171Wi\u2011Fi\u573a\u666f\u4e0b\u7ecf\u5e38\u51fa\u73b0\u8be5\u95ee\u9898\uff0c\u5c5e\u4e8e\u6d4f\u89c8\u5668\u8bbf\u95ee\u6545\u969c\u7684\u5e38\u89c1\u573a\u666f\u3002<\/p>\n<h3>ping\u6b63\u5e38\u7684\u60c5\u51b5\u4e0b\uff0c\u5982\u4f55\u6d4b\u8bd5HTTPS\u8fde\u901a\u6027\uff1f<\/h3>\n<p>\u6267\u884c\u547d\u4ee4 <code>curl -I https:\/\/shturl.cc\/ycKS<\/code>\u3002\u8bf7\u6c42\u8d85\u65f6\u4ee3\u8868\u7f51\u7edc\u6216\u9632\u706b\u5899\u62e6\u622a443\u7aef\u53e3\uff1b\u6536\u5230\u5e94\u7b54\u62a5\u6587\u5219\u8bf4\u660eWeb\u670d\u52a1\u8fd0\u884c\u6b63\u5e38\uff0c\u4e4b\u540e\u518d\u8fdb\u4e00\u6b65\u6392\u67e5\u670d\u52a1\u5668\u8fde\u901a\u72b6\u6001\u3002<\/p>\n<h3>\u4e3a\u4ec0\u4e48\u670d\u52a1\u5668\u80fd\u591f\u54cd\u5e94ping\u8bf7\u6c42\uff0c\u5374\u65e0\u6cd5\u5904\u7406\u7f51\u9875\u8bf7\u6c42\uff1f<\/h3>\n<p>\u539f\u56e0\u53ef\u80fd\u662f\u670d\u52a1\u5668\u8d44\u6e90\u8017\u5c3d\u3002CPU\u6216\u5185\u5b58\u8d1f\u8f7d\u8fc7\u9ad8\u4f1a\u5bfc\u81f4\u7f51\u7ad9\u65e0\u6cd5\u5efa\u7acb\u65b0\u8fde\u63a5\uff0c\u4f46\u670d\u52a1\u5668\u4f9d\u65e7\u53ef\u4ee5\u5728\u7f51\u7edc\u5c42\u5e94\u7b54ping\u62a5\u6587\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u670d\u52a1\u5668ping\u6d4b\u8bd5\u6210\u529f\uff0c\u4f46\u6d4f\u89c8\u5668\u8bbf\u95ee\u7f51\u7ad9\u65f6\u4e00\u76f4\u8d85\u65f6\u3002\u8fd9\u662f\u4ec0\u4e48\u60c5\u51b5\uff1f\u51fa\u73b0\u8be5\u73b0\u8c61\u7684\u6838\u5fc3\u539f\u56e0\u662fping\u4e0e\u7f51\u9875\u8bbf\u95ee\u4f7f\u7528\u4e86\u5b8c\u5168\u4e0d\u540c\u7684\u534f\u8bae\u4e0e\u7aef\u53e3\u3002ping\u57fa\u4e8eICMP\u534f\u8bae\uff0c\u800c\u7f51\u9875\u6d41\u91cf\u4f9d\u976080\u7aef\u53e3\u7684HTTP\u534f\u8bae\u4e0e443\u7aef\u53e3\u7684HTTPS\u534f\u8bae\u4f20\u8f93\u3002\u6545\u969c\u6839\u6e90\u901a\u5e38\u6765\u81eaWeb\u670d\u52a1\u7a0b\u5e8f\u3001\u9632\u706b\u5899\u7b56\u7565\u3001DNS\u914d\u7f6e\u6216\u662f\u670d\u52a1\u5668\u8d44\u6e90\u74f6\u9888\u3002ping\u8fde\u901a\u4ec5\u4ee3\u8868\u670d\u52a1\u5668\u5728\u7f51\u7edc\u5c42\u5b58\u6d3b\uff0c\u65e0\u6cd5\u4fdd\u8bc1\u4e0a\u5c42\u7f51\u9875\u4e1a\u52a1\u53ef\u4ee5\u6b63\u5e38\u8bbf\u95ee\u3002\u65e0\u9700\u62c5\u5fc3\uff0c\u8fd9\u662f\u4e00\u7c7b\u5341\u5206\u5e38\u89c1\u7684\u6545\u969c\uff0c\u6210\u56e0\u8303\u56f4\u56fa\u5b9a\u3002\u63a5\u4e0b\u6765\u6211\u4eec\u9010\u4e00\u62c6\u89e3\u95ee\u9898\u3002\u641e\u61c2\u4e3a\u4ec0\u4e48ping\u6b63\u5e38\u4f46\u7f51\u7ad9\u65e0\u6cd5\u8bbf\u95ee\uff0c\u53ef\u4ee5\u5e2e\u52a9\u4f60\u5feb\u901f\u5b9a\u4f4d\u771f\u5b9e\u6545\u969c\u70b9\u3002 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