{"id":210125,"date":"2025-10-24T06:01:24","date_gmt":"2025-10-23T22:01:24","guid":{"rendered":"https:\/\/www.server.hk\/blog\/210125\/"},"modified":"2025-10-24T06:01:25","modified_gmt":"2025-10-23T22:01:25","slug":"cdn-289","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/210125\/","title":{"rendered":"\u8fb9\u7f18\u52a0\u901f\uff1aCDN\u5982\u4f55\u91cd\u5851\u8de8\u5883\u7535\u5546\u7684\u672a\u6765"},"content":{"rendered":"<p>\u5728\u5168\u7403\u5316\u7535\u5546\u5feb\u901f\u53d1\u5c55\u7684\u4eca\u5929\uff0c\u8de8\u5883\u4ea4\u6613\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u76f4\u63a5\u5f71\u54cd\u8f6c\u5316\u7387\u4e0e\u7528\u6237\u4f53\u9a8c\u3002\u4f20\u7edf\u7684\u4e2d\u5fc3\u5316\u52a0\u901f\u65b9\u6848\u5728\u9762\u5bf9\u5730\u7406\u5206\u6563\u7684\u7528\u6237\u7fa4\u65f6\uff0c\u5e38\u5e38\u56e0\u7f51\u7edc\u6296\u52a8\u3001\u957f\u8ddd\u79bb\u4f20\u8f93\u548c\u4e0d\u7a33\u5b9a\u7684\u56de\u6e90\u94fe\u8def\u5bfc\u81f4\u9875\u9762\u52a0\u8f7d\u6162\u3001\u652f\u4ed8\u6d41\u7a0b\u8d85\u65f6\u7b49\u95ee\u9898\u3002<strong>\u8fb9\u7f18\u52a0\u901f\uff08Edge 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\u52a0\u901f\u3001\u652f\u4ed8\u4e0e\u7ed3\u8d26\u8def\u5f84\u4f18\u5316\u4ee5\u53ca\u5b9e\u65f6\u4e2a\u6027\u5316\u63a8\u8350\u7b49\uff1a<\/p>\n<h3>\u9759\u6001\u8d44\u6e90\uff08\u5546\u54c1\u56fe\u7247\/\u89c6\u9891\uff09\u52a0\u901f<\/h3>\n<p>\u56fe\u7247\u548c\u77ed\u89c6\u9891\u662f\u7535\u5546\u9875\u9762\u6700\u4e3b\u8981\u7684\u6d41\u91cf\u6765\u6e90\u3002\u7ed3\u5408\u56fe\u7247\u538b\u7f29\u3001WebP\/AVIF \u81ea\u52a8\u8f6c\u6362\u548c\u6309\u9700\u88c1\u526a\uff08URL \u53c2\u6570\u89e6\u53d1\uff09\uff0c\u8fb9\u7f18\u8282\u70b9\u53ef\u4ee5\u5728\u54cd\u5e94\u9636\u6bb5\u5373\u65f6\u751f\u6210\u6700\u5408\u9002\u7684\u8d44\u6e90\uff0c\u663e\u8457\u63d0\u5347\u9996\u5c4f\u4e0e\u4ea4\u4e92\u4f53\u9a8c\u3002<\/p>\n<h3>\u52a8\u6001 API \u4e0e\u5546\u54c1\u67e5\u8be2\u52a0\u901f<\/h3>\n<p>\u901a\u8fc7\u957f\u8fde\u63a5\u3001HTTP\/2 \u591a\u8def\u590d\u7528\u4ee5\u53ca\u8fb9\u7f18\u7f13\u5b58\u70ed\u70b9 API\uff08\u4f8b\u5982\u5546\u54c1\u8be6\u60c5\u7684\u975e\u5b9e\u65f6\u90e8\u5206\uff09\uff0c\u53ef\u4ee5\u51cf\u5c11\u5230\u6e90\u7ad9\u7684\u8bf7\u6c42\uff0c\u5e76\u901a\u8fc7\u8fb9\u7f18\u51fd\u6570\u5b9e\u73b0\u7070\u5ea6\u8def\u7531\u3001\u964d\u7ea7\u7b56\u7565\u548c\u7194\u65ad\u3002<\/p>\n<h3>\u652f\u4ed8\u4e0e\u7ed3\u8d26\u8def\u5f84\u4f18\u5316<\/h3>\n<p>\u652f\u4ed8\u76f8\u5173\u63a5\u53e3\u987b\u4fdd\u8bc1\u9ad8\u53ef\u7528\u548c\u4f4e\u5ef6\u8fdf\u3002\u5efa\u8bae\u5728\u8fb9\u7f18\u505a TLS \u7ec8\u6b62\u548c\u8bf7\u6c42\u9884\u5904\u7406\uff0c\u540c\u65f6\u5bf9\u5173\u952e\u652f\u4ed8\u94fe\u8def\u542f\u7528\u6700\u77ed\u8def\u5f84\u8def\u7531\u4e0e\u91cd\u590d\u8bf7\u6c42\u53bb\u91cd\u3002\u5bf9\u4e8e\u9700\u8981\u5f3a\u4e00\u81f4\u6027\u7684\u4e1a\u52a1\uff08\u5982\u5e93\u5b58\u6263\u51cf\uff09\uff0c\u91c7\u7528\u5f02\u6b65\u8865\u507f\u4e0e\u672c\u5730\u4e50\u89c2\u9501\u8bbe\u8ba1\uff0c\u5c3d\u91cf\u907f\u514d\u540c\u6b65\u56de\u6e90\u5bfc\u81f4\u7684\u5ef6\u8fdf\u3002<\/p>\n<h2>\u6280\u672f\u4f18\u52bf\u5bf9\u6bd4\uff1a\u4f20\u7edf\u56de\u6e90 vs \u8fb9\u7f18\u52a0\u901f<\/h2>\n<p>\u4ee5\u4e0b\u5bf9\u6bd4\u5e2e\u52a9\u7406\u89e3\u8fb9\u7f18\u52a0\u901f\u7684\u6280\u672f\u6536\u76ca\uff1a<\/p>\n<ul>\n<li><strong>\u5ef6\u8fdf<\/strong>\uff1a\u8fb9\u7f18\u52a0\u901f\u53ef\u5c06 RTT 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\u7ba1\u63a7\u80fd\u5728\u653b\u51fb\u9762\u6700\u5916\u56f4\u5c31\u8fdb\u884c\u9632\u62a4\uff0c\u4fdd\u62a4\u6e90\u7ad9\u3002<\/li>\n<li><strong>\u5f00\u53d1\u7075\u6d3b\u6027<\/strong>\uff1a\u8fb9\u7f18\u51fd\u6570\u5141\u8bb8\u5728 CDN \u5c42\u8fdb\u884c\u8f7b\u91cf\u7ea7\u4e1a\u52a1\u903b\u8f91\u90e8\u7f72\uff0c\u7f29\u77ed\u53d1\u5e03\u5468\u671f\u5e76\u964d\u4f4e\u6e90\u7ad9\u6539\u9020\u6210\u672c\u3002<\/li>\n<\/ul>\n<h2>\u4ece\u67b6\u6784\u89d2\u5ea6\u7684\u5b9e\u73b0\u7ec6\u8282<\/h2>\n<p>\u8981\u628a\u8fb9\u7f18\u52a0\u901f\u843d\u5730\u5230\u8de8\u5883\u7535\u5546\uff0c\u9700\u8981\u7efc\u5408\u8003\u8651\u4ee5\u4e0b\u6280\u672f\u7ec6\u8282\uff1a<\/p>\n<h3>\u7f51\u7edc\u5c42\u4e0e\u4f20\u8f93\u5c42\u4f18\u5316<\/h3>\n<ul>\n<li>\u90e8\u7f72 Anycast + \u5168\u5c40\u8d1f\u8f7d\u5747\u8861\uff08GSLB\uff09\uff0c\u7ed3\u5408\u4e3b\u52a8\/\u88ab\u52a8\u63a2\u6d4b\u5b9e\u73b0\u6700\u4f18\u8def\u7531\u3002<\/li>\n<li>\u542f\u7528 HTTP\/3 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