{"id":210075,"date":"2025-10-24T04:59:28","date_gmt":"2025-10-23T20:59:28","guid":{"rendered":"https:\/\/www.server.hk\/blog\/210075\/"},"modified":"2025-10-24T04:59:29","modified_gmt":"2025-10-23T20:59:29","slug":"cdn-271","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/210075\/","title":{"rendered":"CDN\u7f13\u5b58\u7684\u672a\u6765\uff1a\u8fb9\u7f18\u667a\u80fd\u3001\u9884\u6d4b\u9884\u53d6\u4e0e\u5b9e\u65f6\u81ea\u9002\u5e94"},"content":{"rendered":"<p>\u968f\u7740\u4e92\u8054\u7f51\u5185\u5bb9\u4e30\u5bcc\u5316\u4e0e\u7528\u6237\u5bf9\u4f4e\u5ef6\u8fdf\u3001\u9ad8\u53ef\u7528\u6027\u7684\u8981\u6c42\u4e0d\u65ad\u63d0\u5347\uff0cCDN\uff08\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff09\u6b63\u5728\u4ece\u4f20\u7edf\u7684\u201c\u7f13\u5b58\u548c\u8f6c\u53d1\u201d\u6a21\u5f0f\u5411\u66f4\u667a\u80fd\u3001\u66f4\u81ea\u9002\u5e94\u7684\u65b9\u5411\u6f14\u8fdb\u3002\u672c\u6587\u5c06\u4ece\u6280\u672f\u539f\u7406\u3001\u5b9e\u9645\u5e94\u7528\u573a\u666f\u3001\u4f18\u52bf\u5bf9\u6bd4\u4e0e\u9009\u8d2d\u5efa\u8bae\u56db\u4e2a\u7ef4\u5ea6\uff0c\u6df1\u5165\u63a2\u8ba8\u201c\u8fb9\u7f18\u667a\u80fd\u3001\u9884\u6d4b\u9884\u53d6\u4e0e\u5b9e\u65f6\u81ea\u9002\u5e94\u201d\u5982\u4f55\u5851\u9020CDN\u7f13\u5b58\u7684\u672a\u6765\uff0c\u5e2e\u52a9\u7ad9\u957f\u3001\u4f01\u4e1a\u548c\u5f00\u53d1\u8005\u5728\u8bbe\u8ba1\u548c\u9009\u578b\u65f6\u505a\u51fa\u66f4\u6709\u4ef7\u503c\u7684\u51b3\u7b56\u3002<\/p>\n<h2>\u5f15\u8a00\uff1a\u4e3a\u4ec0\u4e48\u9700\u8981\u66f4\u667a\u80fd\u7684CDN\u7f13\u5b58\uff1f<\/h2>\n<p>\u4f20\u7edfCDN\u4e3b\u8981\u4f9d\u8d56\u56fa\u5b9a\u7684TTL\uff08Time-To-Live\uff09\u548c\u57fa\u4e8e\u5730\u7406\u4f4d\u7f6e\u7684\u8fb9\u7f18\u8282\u70b9\u6765\u964d\u4f4e\u6e90\u7ad9\u8d1f\u8f7d\u4e0e\u7528\u6237\u5ef6\u8fdf\u3002\u7136\u800c\uff0c\u968f\u7740\u52a8\u6001\u5185\u5bb9\u3001API\u8c03\u7528\u3001\u6d41\u5a92\u4f53\u548c\u5b9e\u65f6\u4ea4\u4e92\u5e94\u7528\uff08\u5982WebRTC\u3001\u5728\u7ebf\u6e38\u620f\u3001\u76f4\u64ad\uff09\u5360\u6bd4\u4e0a\u5347\uff0c\u4ec5\u9760\u9759\u6001\u7f13\u5b58\u5df2\u96be\u6ee1\u8db3\u6027\u80fd\u548c\u4e00\u81f4\u6027\u9700\u6c42\u3002<strong>\u8fb9\u7f18\u8ba1\u7b97\u80fd\u529b\u63d0\u5347\u3001\u673a\u5668\u5b66\u4e60\u9884\u6d4b\u548c\u5b9e\u65f6\u7b56\u7565\u4e0b\u53d1<\/strong>\u4e3a\u7f13\u5b58\u7cfb\u7edf\u5e26\u6765\u4e86\u65b0\u7684\u53ef\u80fd\uff0c\u80fd\u591f\u5b9e\u73b0\u66f4\u4f4e\u7684\u51b7\u542f\u52a8\u5ef6\u8fdf\u3001\u66f4\u9ad8\u7684\u547d\u4e2d\u7387\u4ee5\u53ca\u66f4\u7075\u6d3b\u7684\u4e00\u81f4\u6027\u63a7\u5236\u3002<\/p>\n<h2>\u539f\u7406\uff1a\u8fb9\u7f18\u667a\u80fd\u3001\u9884\u6d4b\u9884\u53d6\u4e0e\u5b9e\u65f6\u81ea\u9002\u5e94\u5982\u4f55\u534f\u540c\u5de5\u4f5c<\/h2>\n<h3>\u8fb9\u7f18\u667a\u80fd\uff08Edge 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