{"id":210349,"date":"2025-10-24T11:36:11","date_gmt":"2025-10-24T03:36:11","guid":{"rendered":"https:\/\/www.server.hk\/blog\/210349\/"},"modified":"2025-10-24T11:36:12","modified_gmt":"2025-10-24T03:36:12","slug":"cdn-371","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/210349\/","title":{"rendered":"\u8de8\u5883\u7535\u5546CDN\u52a0\u901f\u5b9e\u6218\uff1a\u5173\u952e\u4f18\u5316\u7b56\u7565\u4e0e\u843d\u5730\u65b9\u6848"},"content":{"rendered":"<p>\u5728\u8de8\u5883\u7535\u5546\u4e1a\u52a1\u4e2d\uff0c\u9875\u9762\u52a0\u8f7d\u6027\u80fd\u76f4\u63a5\u5f71\u54cd\u8f6c\u5316\u7387\u3001\u641c\u7d22\u6392\u540d\u4e0e\u7528\u6237\u4f53\u9a8c\u3002CDN\uff08\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff09\u5df2\u6210\u4e3a\u4f18\u5316\u5168\u7403\u8bbf\u95ee\u901f\u5ea6\u7684\u6838\u5fc3\u624b\u6bb5\uff0c\u4f46\u5bf9\u4e8e\u8ffd\u6c42\u7a33\u5b9a\u3001\u4f4e\u5ef6\u8fdf\u548c\u5408\u89c4\u6027\u7684\u8de8\u5883\u7535\u5546\u7ad9\u70b9\uff0c\u4ec5\u9760\u57fa\u7840\u63a5\u5165\u5e76\u4e0d\u8db3\u591f\u3002\u672c\u6587\u9762\u5411\u7ad9\u957f\u3001\u4f01\u4e1a\u548c\u5f00\u53d1\u8005\uff0c\u6df1\u5165\u8bb2\u89e3CDN\u52a0\u901f\u7684\u5173\u952e\u539f\u7406\u3001\u5b9e\u6218\u4f18\u5316\u7b56\u7565\u4e0e\u843d\u5730\u65b9\u6848\uff0c\u5e2e\u52a9\u4f60\u628a\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u3001\u9999\u6e2fVPS 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Functions\/Lambda@Edge\uff09<\/strong>\uff1a\u53ef\u5728\u8fb9\u7f18\u8fdb\u884cA\/B\u6d4b\u8bd5\u3001\u91cd\u5199URL\u3001\u6ce8\u5165\u5934\u4fe1\u606f\u6216\u5b9e\u73b0\u8f7b\u91cf\u5316\u7684\u4e2a\u6027\u5316\u903b\u8f91\uff0c\u51cf\u5c11\u56de\u6e90\u3002<\/li>\n<li><strong>\u56fe\u7247\u4e0e\u5a92\u4f53\u4f18\u5316<\/strong>\uff1a\u81ea\u52a8\u683c\u5f0f\u8f6c\u6362\uff08WebP\/AVIF\uff09\u3001\u6309\u9700\u88c1\u526a\u4e0e\u5ef6\u8fdf\u52a0\u8f7d\uff08lazy-loading\uff09\u80fd\u663e\u8457\u51cf\u5c0f\u4f20\u8f93\u4f53\u79ef\u3002<\/li>\n<li><strong>WAF \u4e0e DDoS \u9632\u62a4<\/strong>\uff1a\u4f7f\u7528\u6258\u7ba1\u89c4\u5219\u96c6\u548c\u81ea\u5b9a\u4e49\u89c4\u5219\u9632\u6b62\u6ce8\u5165\u3001\u722c\u866b\u6ee5\u6293\u4e0e\u5c427\u653b\u51fb\u3002<\/li>\n<li><strong>\u7b7e\u540dURL \u4e0e\u9632\u76d7\u94fe<\/strong>\uff1a\u5bf9\u654f\u611f\u8d44\u6e90\u6216\u4ed8\u8d39\u5185\u5bb9\u4f7f\u7528URL\u7b7e\u540d\uff0c\u63a7\u5236\u8bbf\u95ee\u6709\u6548\u671f\u4e0e\u6765\u6e90\u3002<\/li>\n<\/ul>\n<h2>\u591a\u533a\u57df\u90e8\u7f72\u4e0ePOPs\u9009\u62e9<\/h2>\n<p>\u8de8\u5883\u7535\u5546\u9700\u517c\u987e\u4e0d\u540c\u5e02\u573a\u7684\u8bbf\u95ee\u4f53\u9a8c\u2014\u2014\u4e9a\u592a\u3001\u5317\u7f8e\u3001\u6b27\u6d32\u7b49\u533a\u57df\u9009\u62e9\u5408\u9002\u7684POP\u4e0e\u843d\u5730\u8282\u70b9\u5c24\u4e3a\u91cd\u8981\u3002<\/p>\n<ul>\n<li>\u5bf9\u4e2d\u56fd\u9999\u6e2f\u3001\u4e1c\u5357\u4e9a\u4e0e\u65e5\u672c\u5e02\u573a\uff0c\u5efa\u8baePOP\u8986\u76d6\u9999\u6e2f\u3001\u65b0\u52a0\u5761\u3001\u65e5\u672c\uff08\u4e1c\u4eac\uff09\u4e0e\u97e9\u56fd\uff08\u9996\u5c14\uff09\uff0c\u5e76\u5728\u9999\u6e2f\u6216\u65b0\u52a0\u5761\u90e8\u7f72\u6e90\u7ad9\u4ee5\u964d\u4f4e\u56de\u6e90\u5ef6\u8fdf\u3002<\/li>\n<li>\u5bf9\u7f8e\u6d32\u7528\u6237\uff0c\u9009\u62e9\u8986\u76d6\u7f8e\u56fd\u897f\/\u4e1c\u5cb8\u7684POP\u5e76\u5728\u7f8e\u56fd\u670d\u52a1\u5668\u90e8\u7f72\u5907\u4efd\u6e90\u6216\u6570\u636e\u5e93\u526f\u672c\uff0c\u6709\u52a9\u4e8e\u63d0\u5347\u7f8e\u6d32\u7528\u6237\u7684TTFB\u3002<\/li>\n<li>\u7ed3\u5408\u9999\u6e2fVPS\u6216\u9999\u6e2f\u670d\u52a1\u5668\u4f5c\u4e3a\u533a\u57df\u7f13\u5b58\u534f\u8c03\u70b9\uff0c\u5bf9\u7279\u5b9a\u56fd\u5bb6\/\u5730\u533a\u91c7\u7528\u4e0d\u540c\u7684\u8d1f\u8f7d\u5206\u914d\u7b56\u7565\uff08Geo DNS\u6216Anycast+GSLB\uff09\u3002<\/li>\n<\/ul>\n<h3>\u591aCDN\u7b56\u7565\u4e0e\u6545\u969c\u5207\u6362<\/h3>\n<p>\u4e3a\u4e86\u63d0\u9ad8\u53ef\u7528\u6027\u4e0e\u4f18\u5316\u6210\u672c\uff0c\u91c7\u7528\u591aCDN\u53ef\u4ee5\u5728\u5355\u4e00\u4f9b\u5e94\u5546\u6545\u969c\u65f6\u5b9e\u73b0\u65e0\u7f1d\u5207\u6362\u3002\u5173\u952e\u5b9e\u73b0\u65b9\u5f0f\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u4f7f\u7528\u57fa\u4e8e\u6027\u80fd\u7684DNS\u6216\u4e3b\u52a8\u63a2\u6d4b\u4f53\u7cfb\u5b9e\u73b0\u667a\u80fd\u8c03\u5ea6\u3002<\/li>\n<li>\u7edf\u4e00\u7f13\u5b58Key\u4e0eHeader\u7b56\u7565\uff0c\u907f\u514d\u4e0d\u540cCDN\u8282\u70b9\u95f4\u7f13\u5b58\u4e0d\u4e00\u81f4\u3002<\/li>\n<li>\u5728\u6f14\u7ec3\u4e2d\u9a8c\u8bc1\u7f13\u5b58\u7a7f\u900f\u3001\u56de\u6e90\u6d41\u91cf\u4e0e\u5b89\u5168\u7b56\u7565\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h2>\u76d1\u63a7\u3001\u65e5\u5fd7\u4e0e\u6027\u80fd\u6d4b\u8bd5<\/h2>\n<p>\u6301\u7eed\u76d1\u63a7\u548c\u6570\u636e\u9a71\u52a8\u7684\u4f18\u5316\u624d\u80fd\u4fdd\u8bc1\u957f\u671f\u7a33\u5b9a\u3002\u5efa\u8bae\u5efa\u8bbe\u4ee5\u4e0b\u80fd\u529b\uff1a<\/p>\n<ul>\n<li><strong>\u8fb9\u7f18\u65e5\u5fd7\u6536\u96c6<\/strong>\uff1a\u83b7\u53d6\u8bf7\u6c42\u6765\u6e90\u3001\u72b6\u6001\u7801\u3001\u7f13\u5b58\u547d\u4e2d\/\u672a\u547d\u4e2d\u3001\u54cd\u5e94\u65f6\u957f\u7b49\u6307\u6807\uff0c\u5e76\u4e0e\u6e90\u7ad9\u65e5\u5fd7\u7ed3\u5408\u5206\u6790\u3002<\/li>\n<li><strong>\u5408\u6210\u76d1\u63a7\u4e0e\u771f\u5b9e\u7528\u6237\u76d1\u6d4b\uff08RUM\uff09<\/strong>\uff1a\u5408\u6210\u811a\u672c\u53ef\u5b9a\u65f6\u68c0\u6d4b\u5404\u533a\u57dfPOP\u8868\u73b0\uff0cRUM\u5e2e\u52a9\u8bc4\u4f30\u771f\u5b9e\u8f6c\u5316\u8def\u5f84\u4e0a\u7684\u6027\u80fd\u74f6\u9888\u3002<\/li>\n<li><strong>\u5bb9\u91cf\u4e0e\u538b\u529b\u6d4b\u8bd5<\/strong>\uff1a\u5728\u5927\u4fc3\u524d\u8fdb\u884c\u9636\u68af\u538b\u6d4b\uff0c\u9a8c\u8bc1CDN\u3001\u6e90\u7ad9\uff08\u5982\u9999\u6e2f\u670d\u52a1\u5668\/\u7f8e\u56fd\u670d\u52a1\u5668\uff09\u4e0e\u6570\u636e\u5e93\u7684\u627f\u8f7d\u80fd\u529b\u3002<\/li>\n<\/ul>\n<h2>\u6210\u672c\u63a7\u5236\u4e0e\u5408\u89c4\u8003\u8651<\/h2>\n<p>\u8de8\u5883\u4e1a\u52a1\u5e38\u9762\u5bf9\u5e26\u5bbd\u8d39\u7528\u3001\u56de\u6e90\u6210\u672c\u4e0e\u5b58\u50a8\u8d39\u7528\u3002\u4f18\u5316\u5efa\u8bae\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u901a\u8fc7\u7f13\u5b58\u7b56\u7565\u4e0e\u538b\u7f29\u964d\u4f4e\u5e26\u5bbd\u6d88\u8017\u3002<\/li>\n<li>\u5408\u7406\u8bbe\u7f6e\u65e5\u5fd7\u4fdd\u7559\u4e0e\u91c7\u6837\uff0c\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u5b58\u50a8\u5f00\u9500\u3002<\/li>\n<li>\u6ce8\u610f\u6570\u636e\u4e3b\u6743\u4e0e\u5408\u89c4\uff1a\u5728\u4e00\u4e9b\u56fd\u5bb6\/\u5730\u533a\u9700\u8003\u8651\u7528\u6237\u6570\u636e\u843d\u5730\u6216\u5907\u4efd\u5730\u70b9\uff08\u5982\u65e5\u672c\u3001\u97e9\u56fd\u6216\u65b0\u52a0\u5761\u7684\u5408\u89c4\u8981\u6c42\uff09\u3002<\/li>\n<\/ul>\n<h2>\u9009\u8d2d\u5efa\u8bae\uff1a\u5982\u4f55\u5c06CDN\u4e0e\u670d\u52a1\u5668\u8d44\u6e90\u534f\u540c<\/h2>\n<p>\u9009\u8d2d\u65f6\u5e94\u4ece\u6d41\u91cf\u5206\u5e03\u3001\u4e1a\u52a1\u7c7b\u578b\u4e0e\u9884\u7b97\u4e09\u65b9\u9762\u8861\u91cf\uff1a<\/p>\n<ul>\n<li><strong>\u6d41\u91cf\u805a\u96c6\u5730\u533a\u4f18\u5148\u5e03\u5c40\u6e90\u7ad9<\/strong>\uff1a\u82e5\u4e3b\u8981\u5ba2\u6237\u5728\u4e9a\u6d32\uff0c\u4f18\u5148\u9009\u62e9\u9999\u6e2f\u670d\u52a1\u5668\u6216\u9999\u6e2fVPS \u4f5c\u4e3a\u4e3b\u6e90\uff1b\u82e5\u9762\u5411\u5317\u7f8e\u7528\u6237\uff0c\u5219\u540c\u6b65\u90e8\u7f72\u7f8e\u56fd\u670d\u52a1\u5668\u6216\u7f8e\u56fdVPS \u5e76\u505a\u6570\u636e\u540c\u6b65\u7b56\u7565\u3002<\/li>\n<li><strong>\u8bc4\u4f30POP\u8986\u76d6\u4e0e\u6027\u80fd<\/strong>\uff1a\u67e5\u770bCDN\u5728\u76ee\u6807\u5e02\u573a\u7684POP\u5bc6\u5ea6\u4e0e\u7f51\u7edc\u4f9b\u5e94\u5546\u4f19\u4f34\u5173\u7cfb\uff0c\u5c24\u5176\u662f\u5728\u4e2d\u56fd\u5927\u9646\u3001\u9999\u6e2f\u3001\u65e5\u672c\u3001\u97e9\u56fd\u4e0e\u4e1c\u5357\u4e9a\u8282\u70b9\u7684\u76f4\u8fde\u80fd\u529b\u3002<\/li>\n<li><strong>\u529f\u80fd\u9700\u6c42\u5339\u914d<\/strong>\uff1a\u662f\u5426\u9700\u8981\u8fb9\u7f18\u8ba1\u7b97\u3001\u56fe\u50cf\u5904\u7406\u3001WAF\u6216\u591aCDN\u7ba1\u7406\u80fd\u529b\uff1b\u662f\u5426\u652f\u6301API\u81ea\u52a8\u5316\uff08\u81ea\u52a8\u5316Prewarm\/Purge\/Log\uff09\u3002<\/li>\n<li><strong>\u6d4b\u8bd5\u4e0eSLA<\/strong>\uff1a\u901a\u8fc7\u8bd5\u7528\u6216POC\u9a8c\u8bc1\u771f\u5b9e\u5ef6\u8fdf\u3001\u7f13\u5b58\u547d\u4e2d\u7387\u4e0eSLA\u53ef\u7528\u6027\u6761\u6b3e\u3002<\/li>\n<\/ul>\n<h3>\u90e8\u7f72\u793a\u4f8b\uff1a\u9999\u6e2f\u6e90 + 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