{"id":209643,"date":"2025-10-23T19:48:16","date_gmt":"2025-10-23T11:48:16","guid":{"rendered":"https:\/\/www.server.hk\/blog\/209643\/"},"modified":"2025-10-23T19:48:17","modified_gmt":"2025-10-23T11:48:17","slug":"cdn-74","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/209643\/","title":{"rendered":"CDN\u52a0\u901f\u8de8\u5883\u89c6\u9891\u8bbf\u95ee\uff1a\u63d0\u5347\u64ad\u653e\u901f\u5ea6\u7684\u5173\u952e\u7b56\u7565"},"content":{"rendered":"<p>\u968f\u7740\u89c6\u9891\u5185\u5bb9\u5728\u5168\u7403\u8303\u56f4\u5185\u7684\u7206\u53d1\u6027\u589e\u957f\uff0c\u8de8\u5883\u89c6\u9891\u64ad\u653e\u9762\u4e34\u5ef6\u8fdf\u3001\u5361\u987f\u3001\u9996\u5c4f\u65f6\u95f4\u957f\u7b49\u6311\u6218\u3002\u5408\u7406\u5229\u7528\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff08CDN\uff09\u53ef\u4ee5\u663e\u8457\u6539\u5584\u7528\u6237\u89c2\u770b\u4f53\u9a8c\uff0c\u5c24\u5176\u662f\u5728\u9762\u5411\u4e9a\u6d32\u3001\u6b27\u7f8e\u53ca\u5176\u4ed6\u6d77\u5916\u5e02\u573a\u7684\u573a\u666f\u4e0b\u3002\u672c\u6587\u4ece\u6280\u672f\u539f\u7406\u3001\u5178\u578b\u5e94\u7528\u573a\u666f\u3001\u4e0d\u540c\u67b6\u6784\u7684\u4f18\u52bf\u5bf9\u6bd4\u4ee5\u53ca\u9009\u8d2d\u4e0e\u90e8\u7f72\u5efa\u8bae\u56db\u4e2a\u65b9\u9762\uff0c\u8be6\u7ec6\u89e3\u6790\u5982\u4f55\u901a\u8fc7CDN\u52a0\u901f\u8de8\u5883\u89c6\u9891\u8bbf\u95ee\uff0c\u5e76\u7ed3\u5408\u591a\u533a\u57df\u670d\u52a1\u5668\u9009\u578b\uff08\u5982\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u3001\u65e5\u672c\u670d\u52a1\u5668\u3001\u97e9\u56fd\u670d\u52a1\u5668\u3001\u65b0\u52a0\u5761\u670d\u52a1\u5668\u7b49\uff09\u7ed9\u51fa\u5b9e\u6218\u5efa\u8bae\uff0c\u5e2e\u52a9\u7ad9\u957f\u3001\u4f01\u4e1a\u548c\u5f00\u53d1\u8005\u6784\u5efa\u9ad8\u6548\u53ef\u9760\u7684\u89c6\u9891\u5206\u53d1\u4f53\u7cfb\u3002<\/p>\n<h2>CDN 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\u9632\u62a4\uff1a<\/strong>\u5728\u8fb9\u7f18\u5c42\u62e6\u622a\u5f02\u5e38\u6d41\u91cf\uff0c\u4fdd\u62a4\u6e90\u7ad9\uff08\u65e0\u8bba\u662f\u9999\u6e2f\u670d\u52a1\u5668\u8fd8\u662f\u6d77\u5916\u670d\u52a1\u5668\uff09\u514d\u53d7\u51b2\u51fb\u3002<\/li>\n<\/ul>\n<h2>\u5178\u578b\u5e94\u7528\u573a\u666f\u4e0e\u5b9e\u73b0\u8981\u70b9<\/h2>\n<p>\u8de8\u5883\u89c6\u9891\u5e94\u7528\u591a\u6837\uff1a\u89c6\u9891\u70b9\u64ad\uff08VOD\uff09\u3001\u76f4\u64ad\u3001\u6559\u80b2\u57f9\u8bad\u3001\u5e7f\u544a\u5206\u53d1\u4ee5\u53ca\u77ed\u89c6\u9891\u5e73\u53f0\u7b49\uff0c\u5404\u573a\u666f\u5bf9\u5ef6\u65f6\u3001\u5e26\u5bbd\u548c\u53ef\u9760\u6027\u7684\u8981\u6c42\u4e0d\u540c\u3002<\/p>\n<h3>\u89c6\u9891\u70b9\u64ad\uff08VOD\uff09<\/h3>\n<ul>\n<li>\u4f18\u5148\u4f7f\u7528\u5207\u7247\u7f13\u5b58\u4e0e\u957f\u671f\u7f13\u5b58\u7b56\u7565\uff08Cache-Control\u3001Expires\uff09\uff0c\u8ba9\u70ed\u5ea6\u5185\u5bb9\u7a33\u5b9a\u9a7b\u7559\u8fb9\u7f18\u8282\u70b9\u3002<\/li>\n<li>\u6e90\u7ad9\u53ef\u8bbe\u4e3a\u533a\u57df\u5316\u5206\u5e03\uff08\u4f8b\u5982\u9999\u6e2f\u670d\u52a1\u5668\u4f5c\u4e3a\u4e9a\u6d32\u56de\u6e90\uff0c\u7f8e\u56fd\u670d\u52a1\u5668\u4f5c\u4e3a\u7f8e\u6d32\u56de\u6e90\uff09\uff0c\u914d\u5408 CDN \u7684 Geo \u8def\u7531\u51cf\u5c11\u56de\u6e90\u8de8\u5883\u6d41\u91cf\u3002<\/li>\n<\/ul>\n<h3>\u5b9e\u65f6\u76f4\u64ad<\/h3>\n<ul>\n<li>\u76f4\u64ad\u5bf9\u5ef6\u65f6\u66f4\u654f\u611f\uff0c\u9700\u7ed3\u5408\u4f4e\u5ef6\u65f6 HLS\u3001LL-DASH \u6216\u57fa\u4e8e WebRTC \u7684\u4f20\u8f93\u65b9\u5f0f\u3002<\/li>\n<li>\u5728\u76f4\u64ad\u4e2d\u5e38\u7528\u201c\u8fb9\u7f18\u8f6c\u53d1 + Origin Shield\u201d\u7ed3\u6784\uff1a\u8fb9\u7f18\u8282\u70b9\u5feb\u901f\u8f6c\u53d1\u5e76\u7531\u4e2d\u95f4\u5c42\uff08Origin Shield\uff09\u7edf\u4e00\u4fdd\u62a4\u6e90\u7ad9\uff0c\u964d\u4f4e\u56de\u6e90\u5e76\u53d1\u3002<\/li>\n<\/ul>\n<h3>\u8de8\u5883\u6559\u80b2\u4e0e\u4f01\u4e1a\u89c6\u9891\u4f1a\u8bae<\/h3>\n<ul>\n<li>\u5728\u7528\u6237\u5206\u5e03\u5e7f\u6cdb\u7684\u573a\u666f\uff0c\u5efa\u8bae\u5728\u5173\u952e\u533a\u57df\u90e8\u7f72\u8fb9\u7f18\u8282\u70b9\u5e76\u4f7f\u7528 QoS 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CDN\uff08\u6700\u5e38\u89c1\uff09<\/h3>\n<ul>\n<li>\u4f18\u70b9\uff1a\u7ba1\u7406\u7b80\u5355\uff0c\u9002\u5408\u4e2d\u5c0f\u578b\u4e1a\u52a1\u3002\u6e90\u7ad9\u96c6\u4e2d\u5728\u9999\u6e2f\u670d\u52a1\u5668\u6216\u7f8e\u56fd\u670d\u52a1\u5668\u5373\u53ef\u3002<\/li>\n<li>\u7f3a\u70b9\uff1a\u5728\u6781\u7aef\u6d41\u91cf\u6216\u7f51\u7edc\u6ce2\u52a8\u65f6\uff0c\u5355\u70b9\u56de\u6e90\u5e26\u6765\u98ce\u9669\uff0c\u4e14\u8de8\u6d0b\u56de\u6e90\u8d39\u7528\u8f83\u9ad8\u3002<\/li>\n<\/ul>\n<h3>\u591a\u533a\u57df\u56de\u6e90 + CDN\uff08\u63a8\u8350\u7528\u4e8e\u5927\u6d41\u91cf\/\u4f4e\u5ef6\u65f6\u9700\u6c42\uff09<\/h3>\n<ul>\n<li>\u7ed3\u6784\uff1a\u5728\u9999\u6e2f\u3001\u65e5\u672c\u3001\u97e9\u56fd\u3001\u65b0\u52a0\u5761\u3001\u7f8e\u56fd\u7b49\u5730\u90e8\u7f72\u56de\u6e90\u8282\u70b9\uff08\u53ef\u7528\u9999\u6e2fVPS\u3001\u7f8e\u56fdVPS\u7b49\uff09\uff0c\u5e76\u5728 CDN 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