{"id":21254,"date":"2025-05-27T14:08:57","date_gmt":"2025-05-27T06:08:57","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-tw\/analysis-of-choosing-and-configuring-external-ntp-servers\/"},"modified":"2025-05-27T14:15:47","modified_gmt":"2025-05-27T06:15:47","slug":"analysis-of-choosing-and-configuring-external-ntp-servers","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-tw\/blog-tc\/analysis-of-choosing-and-configuring-external-ntp-servers\/","title":{"rendered":"\u9078\u64c7\u548c\u914d\u7f6e\u5916\u7db2NTP\u4f3a\u670d\u5668\u7684\u91cd\u8981\u6027\u5206\u6790"},"content":{"rendered":"<p>\u900f\u904e\u5916\u90e8NTP\u4f3a\u670d\u5668\u9032\u884c\u6642\u9593\u540c\u6b65\u5c0d\u65bc\u7dad\u8b77<a href=\"https:\/\/www.varidata.com\/zh-tw\/server\/us\/cn2\/\" target=\"_blank\">\u7f8e\u570b\u4f3a\u670d\u5668\u79df\u7528<\/a>\u74b0\u5883\u4e2d\u7684\u6e96\u78ba\u7cfb\u7d71\u904b\u884c\u81f3\u95dc\u91cd\u8981\u3002\u7121\u8ad6\u60a8\u662f\u7ba1\u7406\u55ae\u500b\u4f3a\u670d\u5668\u9084\u662f\u6574\u500b\u8cc7\u6599\u4e2d\u5fc3\uff0c\u6b63\u78ba\u7684NTP\u914d\u7f6e\u90fd\u80fd\u78ba\u4fdd\u60a8\u7684\u7cfb\u7d71\u4ee5\u7cbe\u78ba\u7684\u6642\u9593\u904b\u884c\uff0c\u9019\u6703\u5f71\u97ff\u5f9e\u5b89\u5168\u6191\u8b49\u5230\u8cc7\u6599\u5eab\u4ea4\u6613\u7684\u6240\u6709\u65b9\u9762\u3002\u5728\u7576\u4eca\u4e92\u806f\u7684\u6578\u4f4d\u57fa\u790e\u8a2d\u65bd\u4e2d\uff0c\u6beb\u79d2\u7d1a\u7684\u5dee\u7570\u53ef\u80fd\u610f\u5473\u8457\u6210\u529f\u8207\u5931\u6557\u7684\u5340\u5225\uff0c\u6e96\u78ba\u7684\u6642\u9593\u540c\u6b65\u8b8a\u5f97\u6bd4\u4ee5\u5f80\u4efb\u4f55\u6642\u5019\u90fd\u66f4\u52a0\u91cd\u8981\u3002<\/p>\n<h2><strong>\u7406\u89e3NTP\u4f3a\u670d\u5668\u57fa\u790e<\/strong><\/h2>\n<p>\u7db2\u8def\u6642\u9593\u5354\u5b9a(NTP)\u662f\u7db2\u969b\u7db2\u8def\u6642\u9593\u540c\u6b65\u7684\u6838\u5fc3\u3002\u8207\u7c21\u55ae\u7684\u6642\u9593\u5354\u5b9a\u4e0d\u540c\uff0cNTP\u4f7f\u7528\u8907\u96dc\u7684\u6f14\u7b97\u6cd5\u4f86\u4fdd\u6301\u8207\u5354\u8abf\u4e16\u754c\u6642(UTC)\u7684\u6642\u9593\u7cbe\u5ea6\u5728\u6beb\u79d2\u7d1a\u5167\uff0c\u540c\u6642\u8003\u616e\u7db2\u8def\u5ef6\u9072\u548c\u6296\u52d5\u3002\u5c0d\u65bc\u7f8e\u570b\u7684\u4f3a\u670d\u5668\u4f86\u8aaa\uff0c\u7531\u65bc\u8a72\u570b\u7684\u591a\u500b\u6642\u5340\u548c\u5168\u7403\u670d\u52d9\u7684\u9ad8\u5ea6\u96c6\u4e2d\uff0c\u9019\u7a2e\u7cbe\u78ba\u6027\u8b8a\u5f97\u5c24\u70ba\u91cd\u8981\u3002<\/p>\n<p>NTP\u5728\u6642\u9593\u6e90\u7684\u5206\u5c64\u7cfb\u7d71\u4e0a\u904b\u884c\uff0c\u5206\u70ba\u4e0d\u540c\u7684\u968e\u5c64\u7d1a\u5225\u3002\u968e\u5c640\u8a2d\u5099\u662f\u9ad8\u7cbe\u5ea6\u6642\u9593\u6e90\uff0c\u5982\u539f\u5b50\u9418\u6216GPS\u6642\u9593\u6e90\u3002\u968e\u5c641\u4f3a\u670d\u5668\u76f4\u63a5\u9023\u63a5\u5230\u9019\u4e9b\u53c3\u8003\u6642\u9418\uff0c\u800c\u968e\u5c642\u4f3a\u670d\u5668\u8207\u968e\u5c641\u540c\u6b65\uff0c\u4f9d\u6b64\u985e\u63a8\u3002\u5c0d\u65bc\u5927\u591a\u6578\u4f01\u696d\u61c9\u7528\u7a0b\u5f0f\u4f86\u8aaa\uff0c\u9023\u63a5\u5230\u968e\u5c642\u62163\u4f3a\u670d\u5668\u53ef\u4ee5\u5728\u7cbe\u78ba\u6027\u548c\u53ef\u9760\u6027\u4e4b\u9593\u63d0\u4f9b\u6700\u4f73\u5e73\u8861\u3002<\/p>\n<h2><strong>\u5c0d\u4f3a\u670d\u5668\u904b\u71df\u7684\u95dc\u9375\u5f71\u97ff<\/strong><\/h2>\n<p>\u8003\u616e\u4e00\u500b\u73fe\u5be6\u5834\u666f\uff1a\u7dad\u5409\u5c3c\u4e9e\u5dde\u7684\u57fa\u65bc\u96f2\u7aef\u7684\u652f\u4ed8\u8655\u7406\u7cfb\u7d71\u9700\u8981\u8207\u52a0\u5229\u798f\u5c3c\u4e9e\u5dde\u7684\u8cc7\u6599\u5eab\u540c\u6b65\u4ea4\u6613\u3002\u5982\u679c\u6c92\u6709\u7cbe\u78ba\u7684\u8a08\u6642\uff0c\u4ea4\u6613\u9806\u5e8f\u6703\u8b8a\u5f97\u6df7\u4e82\uff0c\u5c0e\u81f4\u6f5b\u5728\u7684\u8ca1\u52d9\u5dee\u7570\u3002\u9019\u4e0d\u662f\u7406\u8ad6\u4e0a\u7684\u554f\u984c &#8211; \u7531\u65bc\u6642\u9593\u540c\u6b65\u5931\u6557\u800c\u5c0e\u81f4\u7684\u91cd\u5927\u7cfb\u7d71\u6545\u969c\u5df2\u7d93\u767c\u751f\u904e\uff0c\u7d66\u4f01\u696d\u9020\u6210\u4e86\u6578\u767e\u842c\u7f8e\u5143\u7684\u6536\u5165\u640d\u5931\u3002<\/p>\n<p>\u4e0d\u7576\u6642\u9593\u540c\u6b65\u7684\u5f71\u97ff\u9060\u9060\u8d85\u51fa\u7c21\u55ae\u7684\u8a08\u6642\u7bc4\u570d\uff1a<\/p>\n<ul>\n<li>SSL\/TLS\u6191\u8b49\u9a57\u8b49\u5931\u6557<\/li>\n<li>\u8a8d\u8b49\u7cfb\u7d71\u6545\u969c<\/li>\n<li>\u65e5\u8a8c\u6a94\u6848\u4e0d\u4e00\u81f4<\/li>\n<li>\u8cc7\u6599\u5eab\u8907\u88fd\u932f\u8aa4<\/li>\n<li>\u5206\u6563\u5f0f\u5feb\u53d6\u5931\u6548\u554f\u984c<\/li>\n<li>Kubernetes\u53e2\u96c6\u5354\u8abf\u554f\u984c<\/li>\n<li>\u5fae\u670d\u52d9\u901a\u8a0a\u5931\u6557<\/li>\n<\/ul>\n<h2><strong>\u9078\u64c7\u6b63\u78ba\u7684NTP\u6e90<\/strong><\/h2>\n<p>\u5c0d\u65bc\u7f8e\u570b\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\uff0c\u4ee5\u4e0b\u5e7e\u500b\u4e00\u7d1aNTP\u4f3a\u670d\u5668\u8868\u73fe\u7a81\u51fa\uff1a<\/p>\n<ul>\n<li>time.nist.gov (\u4e3b\u8981\u539f\u5b50\u9418\u6e90)<\/li>\n<li>pool.ntp.org \u7f8e\u570b\u5340\u57df\u4f3a\u670d\u5668<\/li>\n<li>time.google.com<\/li>\n<li>time.cloudflare.com<\/li>\n<\/ul>\n<p>\u9078\u64c7NTP\u6e90\u6642\uff0c\u9700\u8981\u8003\u616e\u4ee5\u4e0b\u6280\u8853\u56e0\u7d20\uff1a<\/p>\n<ol>\n<li>\u5730\u7406\u4f4d\u7f6e\u63a5\u8fd1\u6027\u4ee5\u6e1b\u5c11\u7db2\u8def\u5ef6\u9072<\/li>\n<li>\u4f3a\u670d\u5668\u968e\u5c64\u7d1a\u5225\u548c\u53ef\u9760\u6027\u6307\u6a19<\/li>\n<li>\u67e5\u8a62\u9650\u5236\u548c\u5b58\u53d6\u7b56\u7565<\/li>\n<li>\u53ef\u7528\u983b\u5bec\u548c\u4f3a\u670d\u5668\u5bb9\u91cf<\/li>\n<li>\u8a8d\u8b49\u652f\u63f4\u548c\u5b89\u5168\u7279\u6027<\/li>\n<li>\u5197\u9918\u548c\u6545\u969c\u8f49\u79fb\u80fd\u529b<\/li>\n<\/ol>\n<p>\u6700\u4f73\u5be6\u8e10\u5efa\u8b70\u4f7f\u7528\u81f3\u5c11\u56db\u500b\u6642\u9593\u6e90\uff1a\u4e00\u500b\u4e3b\u8981\u6e90\uff0c\u5169\u500b\u6b21\u8981\u6e90\u548c\u4e00\u500b\u5099\u7528\u6e90\u3002\u9019\u7a2e\u914d\u7f6e\u63d0\u4f9b\u6700\u4f73\u5197\u9918\uff0c\u540c\u6642\u907f\u514d&#8221;\u591a\u4f3a\u670d\u5668&#8221;\u6096\u8ad6\uff0c\u5373\u904e\u591a\u7684\u6e90\u5be6\u969b\u4e0a\u6703\u964d\u4f4e\u7cbe\u78ba\u6027\u3002<\/p>\n<h2><strong>\u5be6\u65bd\u6700\u4f73\u5be6\u8e10<\/strong><\/h2>\n<p>\u4f7f\u7528\u4ee5\u4e0b\u512a\u5148\u7d1a\u7d50\u69cb\u914d\u7f6e\u60a8\u7684NTP\u7528\u6236\u7aef\uff1a<\/p>\n<ol>\n<li>\u672c\u5730\u5340\u57df\u4f3a\u670d\u5668\uff08\u6700\u4f4e\u5ef6\u9072\uff09<\/li>\n<li>\u570b\u5bb6\u4e3b\u5e79\u4f3a\u670d\u5668<\/li>\n<li>\u570b\u969b\u5099\u7528\u4f3a\u670d\u5668<\/li>\n<\/ol>\n<p>\u9019\u6a23\u53ef\u4ee5\u5728\u4fdd\u6301\u6700\u4f73\u6548\u80fd\u7684\u540c\u6642\u5275\u5efa\u5f48\u6027\u3002<\/p>\n<p>\u4f01\u696d\u7d1aLinux\u4f3a\u670d\u5668\u7684NTP\u914d\u7f6e\u793a\u4f8b\u53ef\u80fd\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n<pre>\r\n# \/etc\/ntp.conf\r\n# Primary servers with burst and iburst options\r\nserver time-a-g.nist.gov burst iburst prefer\r\nserver time-b-g.nist.gov burst iburst\r\nserver time-c-g.nist.gov burst iburst\r\n\r\n# Pool servers as fallback\r\npool us.pool.ntp.org iburst\r\n\r\n# Access control restrictions\r\nrestrict default kod nomodify notrap nopeer noquery\r\nrestrict 127.0.0.1\r\nrestrict ::1\r\n\r\n# Drift file location\r\ndriftfile \/var\/lib\/ntp\/drift\r\n\r\n# Statistics logging\r\nstatsdir \/var\/log\/ntpstats\/\r\nstatistics loopstats peerstats clockstats\r\nfilegen loopstats file loopstats type day enable\r\nfilegen peerstats file peerstats type day enable\r\nfilegen clockstats file clockstats type day enable\r\n<\/pre>\n<h2><strong>\u5b89\u5168\u8003\u616e<\/strong><\/h2>\n<p>\u73fe\u4ee3NTP\u914d\u7f6e\u5fc5\u9808\u61c9\u5c0d\u5e7e\u500b\u5b89\u5168\u5411\u91cf\uff1a<\/p>\n<ul>\n<li>NTP\u653e\u5927\u653b\u64ca<\/li>\n<li>\u6642\u9593\u6c61\u67d3\u5617\u8a66<\/li>\n<li>\u4e2d\u9593\u4eba\u653b\u64ca<\/li>\n<li>\u62d2\u7d55\u670d\u52d9\uff08DoS\uff09\u653b\u64ca<\/li>\n<li>\u6d41\u91cf\u6514\u622a\u548c\u64cd\u7e31<\/li>\n<\/ul>\n<p>\u5be6\u65bd\u4ee5\u4e0b\u95dc\u9375\u5b89\u5168\u63aa\u65bd\uff1a<\/p>\n<ol>\n<li>\u555f\u7528\u4f7f\u7528\u5c0d\u7a31\u91d1\u9470\u7684NTP\u8a8d\u8b49\uff1a\n<pre>\r\n        # Generate authentication key\r\n        ntp-keygen -M\r\n        # Add to ntp.conf\r\n        keys \/etc\/ntp\/keys\r\n        trustedkey 1\r\n        requestkey 1\r\n        controlkey 1\r\n        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[&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"https:\/\/www.varidata.com\/zh-tw\/blog-tc\/analysis-of-choosing-and-configuring-external-ntp-servers\/\">Read More&#8230;<\/a><\/p>\n","protected":false},"author":11,"featured_media":21250,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[267],"tags":[],"class_list":["post-21254","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-tc"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u9078\u64c7\u548c\u914d\u7f6e\u5916\u7db2NTP\u4f3a\u670d\u5668\u7684\u91cd\u8981\u6027\u5206\u6790<\/title>\n<meta name=\"description\" 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