{"id":209907,"date":"2025-10-24T01:03:51","date_gmt":"2025-10-23T17:03:51","guid":{"rendered":"https:\/\/www.server.hk\/blog\/209907\/"},"modified":"2025-10-24T01:03:52","modified_gmt":"2025-10-23T17:03:52","slug":"cdn-187","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/209907\/","title":{"rendered":"CDN\u670d\u52a1\u5546\u6269\u5c55\u6027\u900f\u89c6\uff1a\u74f6\u9888\u4e0e\u4f18\u5316\u7b56\u7565"},"content":{"rendered":"<p>\u5728\u5168\u7403\u5316\u4e92\u8054\u7f51\u548c\u5728\u7ebf\u89c6\u9891\u3001\u6e38\u620f\u3001SaaS \u5e94\u7528\u5d1b\u8d77\u7684\u80cc\u666f\u4e0b\uff0cCDN\uff08\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff09\u5df2\u6210\u4e3a\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u4e0e\u964d\u4f4e\u539f\u70b9\u538b\u529b\u7684\u5173\u952e\u57fa\u7840\u8bbe\u65bd\u3002\u7136\u800c\uff0c\u968f\u7740\u6d41\u91cf\u3001\u5e76\u53d1\u3001\u590d\u6742\u4e1a\u52a1\u903b\u8f91\u4ee5\u53ca\u8fb9\u7f18\u8ba1\u7b97\u9700\u6c42\u7684\u589e\u957f\uff0cCDN 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\u7684\u51e0\u5927\u6838\u5fc3\u7ec4\u4ef6\u4e0e\u6d41\u7a0b\uff1a<\/p>\n<ul>\n<li>\u7f13\u5b58\u5c42\uff08\u8fb9\u7f18\u8282\u70b9\u3001\u8fb9\u7f18\u7f13\u5b58\u4e0e\u4e2d\u95f4\u5c42\/\u56de\u6e90\u7f13\u5b58\uff09<\/li>\n<li>\u8def\u7531\u4e0e\u6d41\u91cf\u8c03\u5ea6\uff08\u57fa\u4e8e DNS\u3001Anycast\u3001BGP\u3001\u5730\u7406\u4f4d\u7f6e\u7684\u6d41\u91cf\u5206\u914d\uff09<\/li>\n<li>\u63a7\u5236\u5e73\u9762\uff08\u914d\u7f6e\u4e0b\u53d1\u3001\u7b56\u7565\u7ba1\u7406\u3001\u7edf\u8ba1\u6c47\u603b\uff09<\/li>\n<li>\u56de\u6e90\/\u539f\u70b9\uff08\u6e90\u7ad9\u670d\u52a1\u5668\u7684\u627f\u8f7d\u80fd\u529b\uff0c\u4e0e\u6570\u636e\u5e93\u3001\u5bf9\u8c61\u5b58\u50a8\u7684\u4ea4\u4e92\uff09<\/li>\n<li>\u5b89\u5168\u4e0e\u8fde\u63a5\u5c42\uff08TLS\/SSL \u63e1\u624b\u3001DDoS \u9632\u62a4\u3001WAF\u3001\u901f\u7387\u9650\u5236\uff09<\/li>\n<\/ul>\n<p>\u6bcf\u4e00\u5c42\u90fd\u53ef\u80fd\u6210\u4e3a\u6269\u5c55\u74f6\u9888\uff1a\u8fb9\u7f18\u8282\u70b9\u7684\u7f13\u5b58\u547d\u4e2d\u3001DNS \u54cd\u5e94\u80fd\u529b\u3001Anycast \u5168\u5c40\u8c03\u5ea6\u3001\u539f\u70b9\u7684\u5e76\u53d1\u8fde\u63a5\u6570\u3001\u6216\u662f\u63a7\u5236\u5e73\u9762\u914d\u7f6e\u4e00\u81f4\u6027\u5ef6\u8fdf\u7b49\u3002<\/p>\n<h3>\u5173\u952e\u6027\u80fd\u6307\u6807\uff08KPI\uff09<\/h3>\n<ul>\n<li>\u7f13\u5b58\u547d\u4e2d\u7387\uff08Hit Ratio\uff09\uff1a\u76f4\u63a5\u51b3\u5b9a\u56de\u6e90\u538b\u529b\u4e0e\u5ef6\u8fdf\u3002<\/li>\n<li>\u5e26\u5bbd\u4e0e\u5e76\u53d1\u8fde\u63a5\u6570\uff1a\u5f71\u54cd\u8282\u70b9\u53ef\u627f\u8f7d\u7684\u6d41\u91cf\u5cf0\u503c\u3002<\/li>\n<li>TLS \u63e1\u624b TPS \u4e0e CPU \u5229\u7528\u7387\uff1aHTTPS \u6210\u672c\u9ad8\u4e8e HTTP\uff0c\u5f71\u54cd\u6269\u5c55\u8bbe\u8ba1\u3002<\/li>\n<li>P95\/P99 \u5ef6\u8fdf\uff1a\u8861\u91cf\u5c3e\u90e8\u5ef6\u8fdf\uff0c\u76f4\u63a5\u5f71\u54cd\u7528\u6237\u4f53\u9a8c\u3002<\/li>\n<li>\u63a7\u5236\u5e73\u9762\u4e00\u81f4\u6027\u5ef6\u8fdf\uff1a\u914d\u7f6e\u53d8\u66f4\u751f\u6548\u65f6\u95f4\uff0c\u5f71\u54cd\u8fd0\u7ef4\u54cd\u5e94\u901f\u5ea6\u3002<\/li>\n<\/ul>\n<h2>\u5e38\u89c1\u6269\u5c55\u6027\u74f6\u9888\u8be6\u89e3<\/h2>\n<h3>1. \u7f13\u5b58\u7b56\u7565\u4e0e\u7f13\u5b58\u6c61\u67d3<\/h3>\n<p>\u7f13\u5b58\u7b56\u7565\u4e0d\u5f53\u4f1a\u5bfc\u81f4\u4f4e\u547d\u4e2d\u7387\uff0c\u9891\u7e41\u56de\u6e90\u3002\u5e38\u89c1\u95ee\u9898\u5305\u62ec\u7f13\u5b58 Key \u8bbe\u8ba1\u4e0d\u5408\u7406\uff08\u5305\u542b\u52a8\u6001\u53c2\u6570\uff09\u3001Cache-Control\/Expires \u914d\u7f6e\u9519\u8bef\u3001\u6216\u9891\u7e41\u7684\u65e0\u6548\u5316\uff08invalidation\uff09\u3002\u7f13\u5b58\u7a7f\u900f\u4e0e\u96ea\u5d29\uff08\u5927\u91cf\u5bf9\u8c61\u540c\u4e00\u65f6\u95f4\u8fc7\u671f\uff09\u4e5f\u4f1a\u77ac\u65f6\u51b2\u57ae\u56de\u6e90\u3002<\/p>\n<h3>2. \u539f\u70b9\/\u56de\u6e90\u538b\u529b<\/h3>\n<p>\u5373\u4fbf\u8fb9\u7f18\u7f13\u5b58\u751f\u6548\uff0c\u67d0\u4e9b\u8bf7\u6c42\uff08\u4f8b\u5982\u52a8\u6001 API\u3001\u8ba4\u8bc1\u3001\u652f\u4ed8\uff09\u4ecd\u9700\u56de\u6e90\u3002\u539f\u70b9\u670d\u52a1\u5668\u7684\u5e76\u53d1\u8fde\u63a5\u6570\u3001\u78c1\u76d8 IO\u3001\u6570\u636e\u5e93\u541e\u5410\u80fd\u529b\u4e0e\u5e26\u5bbd\u90fd\u5bb9\u6613\u6210\u4e3a\u74f6\u9888\u3002\u5c24\u5176\u662f\u5728\u4f7f\u7528\u5171\u4eab\u4e3b\u673a\u6216\u4f4e\u914d VPS \u65f6\uff0c\u56de\u6e90\u538b\u529b\u66f4\u660e\u663e\u3002<\/p>\n<h3>3. \u7f51\u7edc\u4e0e\u8def\u7531\u5c42\u74f6\u9888<\/h3>\n<p>Anycast \u4e0e BGP \u53ef\u4ee5\u5206\u6563\u6d41\u91cf\uff0c\u4f46\u5168\u7403\u6d41\u91cf\u5206\u5e03\u4e0d\u5747\u3001\u9aa8\u5e72\u94fe\u8def\u62e5\u585e\u3001\u6216\u533a\u57df\u5e26\u5bbd\u9650\u5236\uff08\u5982\u67d0\u4e9b\u56fd\u5bb6\u7684\u8de8\u5883\u94fe\u8def\uff09\u4ecd\u4f1a\u5bfc\u81f4\u6027\u80fd\u9000\u5316\u3002DNS \u89e3\u6790\u5ef6\u8fdf\u6216\u89e3\u6790\u8282\u70b9\u5bb9\u91cf\u4e0d\u8db3\u4e5f\u4f1a\u5f71\u54cd\u6d41\u91cf\u5206\u914d\u3002<\/p>\n<h3>4. TLS\/\u52a0\u5bc6\u5f00\u9500<\/h3>\n<p>HTTPS \u7684\u63e1\u624b\u4e0e\u8bc1\u4e66\u6821\u9a8c\u5e26\u6765\u8f83\u9ad8\u7684 CPU \u5f00\u9500\uff0c\u5c24\u5176\u662f\u5728\u77ed\u8fde\u63a5\u573a\u666f\u3002\u82e5\u65e0 TLS \u52a0\u901f\u6216\u4f1a\u8bdd\u590d\u7528\uff08HTTP\/2\u3001QUIC\uff09\uff0c\u8fb9\u7f18\u8282\u70b9\u7684 TPS \u5c06\u53d7\u9650\u3002<\/p>\n<h3>5. \u63a7\u5236\u5e73\u9762\u4e0e\u76d1\u63a7\u74f6\u9888<\/h3>\n<p>\u5927\u89c4\u6a21\u914d\u7f6e\u66f4\u65b0\u3001\u65e5\u5fd7\u57cb\u70b9\u4e0e\u7edf\u8ba1\u805a\u5408\u4f1a\u5e26\u6765\u63a7\u5236\u5e73\u9762\u5ef6\u8fdf\u548c\u5b58\u50a8\u538b\u529b\u3002\u76d1\u63a7\u94fe\u8def\u82e5\u4e0d\u53ef\u4f38\u7f29\uff0c\u4f1a\u5bfc\u81f4\u5ef6\u8fdf\u53d1\u73b0\u6545\u969c\u3001\u56de\u6eda\u6162\u751a\u81f3\u653e\u5927\u6545\u969c\u5f71\u54cd\u3002<\/p>\n<h2>\u6269\u5c55\u4f18\u5316\u7b56\u7565\uff08\u9762\u5411\u6280\u672f\u4e0e\u8fd0\u7ef4\uff09<\/h2>\n<p>\u4e0b\u9762\u7ed9\u51fa\u4e00\u7cfb\u5217\u53ef\u64cd\u4f5c\u7684\u4f18\u5316\u7b56\u7565\uff0c\u6309\u5c42\u7ea7\u5206\u7c7b\uff0c\u65b9\u4fbf\u5b9e\u8df5\u843d\u5730\u3002<\/p>\n<h3>\u7f13\u5b58\u5c42\u4f18\u5316<\/h3>\n<ul>\n<li><strong>\u5408\u7406\u8bbe\u8ba1\u7f13\u5b58 Key \u4e0e\u5206\u5c42\u7f13\u5b58<\/strong>\uff1a\u5c06\u9759\u6001\u8d44\u6e90\u3001\u534a\u52a8\u6001\u8d44\u6e90\u4e0e\u5b8c\u5168\u52a8\u6001\u8bf7\u6c42\u5206\u5c42\u7f13\u5b58\uff08\u8fb9\u7f18\u7f13\u5b58 + \u4e2d\u95f4\u56de\u6e90\u7f13\u5b58\/Origin Shield\uff09\uff0c\u51cf\u5c11\u5bf9\u6e90\u7ad9\u76f4\u63a5\u8bbf\u95ee\u3002<\/li>\n<li><strong>\u4f7f\u7528 Cache-Control\u3001ETag \u4e0e\u534f\u5546\u7f13\u5b58<\/strong>\uff1a\u901a\u8fc7\u77ed\u671f\u5f3a\u7f13\u5b58 + \u534f\u5546\u7f13\u5b58\u51cf\u5c11\u5e26\u5bbd\u4e0e\u56de\u6e90\u9891\u7387\u3002<\/li>\n<li><strong>\u7f13\u5b58\u9884\u70ed\u4e0e\u6279\u91cf\u5931\u6548\uff08grace\/soft-expire\uff09\u7b56\u7565<\/strong>\uff1a\u5728\u5bf9\u8c61\u4e34\u8fd1\u8fc7\u671f\u524d\u5f02\u6b65\u5237\u65b0\uff0c\u907f\u514d\u96c6\u4e2d\u8fc7\u671f\u5bfc\u81f4\u7684\u7f13\u5b58\u96ea\u5d29\u3002<\/li>\n<li><strong>\u7f13\u5b58\u538b\u7f29\u4e0e\u683c\u5f0f\u4f18\u5316<\/strong>\uff1a\u542f\u7528 Brotli\/ gzip\u3001\u56fe\u7247 WebP\/AVIF\uff0c\u51cf\u5c11\u8fb9\u7f18\u5e26\u5bbd\u5360\u7528\u3002<\/li>\n<\/ul>\n<h3>\u539f\u70b9\u4e0e\u56de\u6e90\u4f18\u5316<\/h3>\n<ul>\n<li><strong>Origin Shield\/\u4e2d\u8f6c\u5c42\u67b6\u6784<\/strong>\uff1a\u5728\u591a\u4e2a\u8fb9\u7f18\u8282\u70b9\u4e0e\u6e90\u7ad9\u4e4b\u95f4\u589e\u52a0\u4e2d\u95f4\u7f13\u5b58\u5c42\uff0c\u524a\u5cf0\u586b\u8c37\uff0c\u964d\u4f4e\u4e3b\u5e93\u538b\u529b\u3002<\/li>\n<li><strong>\u6c34\u5e73\u6269\u5c55\u4e0e\u65e0\u72b6\u6001\u5316\u670d\u52a1<\/strong>\uff1a\u5c06\u5e94\u7528\u6539\u9020\u4e3a\u65e0\u72b6\u6001\u5b9e\u4f8b\uff0c\u4f7f\u7528\u8d1f\u8f7d\u5747\u8861\u5668\uff08LB\uff09\u4e0e\u81ea\u52a8\u4f38\u7f29\u7ec4\u914d\u5408\u6570\u636e\u5e93\u8bfb\u5199\u5206\u79bb\u3001\u7f13\u5b58\uff08Redis\/Memcached\uff09\u7f13\u89e3\u538b\u529b\u3002<\/li>\n<li><strong>\u5e26\u5bbd\u4e0e\u8fde\u63a5\u9650\u5236\u7b56\u7565<\/strong>\uff1a\u5bf9\u56de\u6e90\u5e76\u53d1\u6570\u3001\u8fde\u63a5\u901f\u7387\u8fdb\u884c\u9650\u6d41\u4e0e\u6392\u961f\uff0c\u7ed3\u5408\u8fde\u63a5\u590d\u7528\uff08HTTP\/2\u3001QUIC\uff09\u964d\u4f4e\u63e1\u624b\u6210\u672c\u3002<\/li>\n<\/ul>\n<h3>\u7f51\u7edc\u4e0e\u8def\u7531\u4f18\u5316<\/h3>\n<ul>\n<li><strong>\u591a\u533a\u57df\u90e8\u7f72\u4e0e\u667a\u80fd\u8def\u7531<\/strong>\uff1a\u7ed3\u5408 Anycast \u4e0e GeoDNS\uff0c\u628a\u7528\u6237\u8bf7\u6c42\u5f15\u5bfc\u5230\u6700\u8fd1\u6216\u6700\u4f18\u7684\u8fb9\u7f18\u8282\u70b9\u3002\u5bf9\u4e8e\u4e9a\u592a\u4e0e\u5168\u7403\u7528\u6237\uff0c\u8003\u8651\u5728\u9999\u6e2f\u3001\u65e5\u672c\u3001\u97e9\u56fd\u3001\u65b0\u52a0\u5761\u7b49\u5730\u5e03\u5c40\u3002<\/li>\n<li><strong>\u52a0\u5f3a\u8fd0\u8425\u5546\u4e0e\u9aa8\u5e72\u4e92\u8054\/Peering<\/strong>\uff1a\u4f18\u5316\u4e0e\u672c\u5730 ISP \u7684\u5bf9\u7b49\u4e92\u8054\uff0c\u51cf\u5c11\u8de8\u5883\u94fe\u8def\uff0c\u63d0\u9ad8\u7a33\u5b9a\u6027\u548c\u5e26\u5bbd\u5cf0\u503c\u3002<\/li>\n<li><strong>QoS \u4e0e\u6d41\u63a7\u7b56\u7565<\/strong>\uff1a\u5bf9\u5ef6\u8fdf\u654f\u611f\u4e0e\u975e\u654f\u611f\u6d41\u91cf\u5206\u7c7b\u5904\u7406\uff0c\u4fdd\u969c\u5173\u952e\u4e1a\u52a1\u5e26\u5bbd\u3002<\/li>\n<\/ul>\n<h3>\u5b89\u5168\u4e0e\u52a0\u5bc6\u4f18\u5316<\/h3>\n<ul>\n<li><strong>TLS \u52a0\u901f\u4e0e\u4f1a\u8bdd\u590d\u7528<\/strong>\uff1a\u4f7f\u7528\u786c\u4ef6 TLS \u52a0\u901f\u3001Session Resumption\u3001OCSP Stapling\u3001HTTP\/2 \u6216 QUIC \u964d\u4f4e\u63e1\u624b\u6210\u672c\u4e0e\u5ef6\u8fdf\u3002<\/li>\n<li><strong>\u8fb9\u7f18\u5b89\u5168\u7b56\u7565<\/strong>\uff1a\u5728\u8fb9\u7f18\u8282\u70b9\u5b9e\u73b0\u57fa\u672c WAF\u3001\u901f\u7387\u9650\u5236\u3001\u9ed1\u767d\u540d\u5355\u4e0e DDoS \u7f13\u89e3\uff0c\u53ef\u5728\u653b\u51fb\u5c42\u9762\u5438\u6536\u5927\u90e8\u5206\u6076\u610f\u6d41\u91cf\uff0c\u4fdd\u62a4\u539f\u70b9\u3002<\/li>\n<\/ul>\n<h3>\u63a7\u5236\u5e73\u9762\u4e0e\u76d1\u63a7<\/h3>\n<ul>\n<li><strong>\u914d\u7f6e\u7070\u5ea6\u4e0e\u56de\u6eda\u673a\u5236<\/strong>\uff1a\u5206\u533a\u90e8\u7f72\u914d\u7f6e\u53d8\u66f4\uff0c\u91c7\u7528 Canary 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\u7684\u6269\u5c55\u6027\u6709\u4e0d\u540c\u4fa7\u91cd\uff1a<\/p>\n<ul>\n<li><strong>\u9759\u6001\u5185\u5bb9\u5206\u53d1\uff08\u56fe\u7247\u3001\u89c6\u9891\u3001\u9759\u6001\u7f51\u9875\uff09<\/strong>\uff1a\u5f3a\u8c03\u9ad8\u7f13\u5b58\u547d\u4e2d\u7387\u4e0e\u8fb9\u7f18\u5e26\u5bbd\uff0c\u9002\u5408\u5728\u9999\u6e2f\u670d\u52a1\u5668\u3001\u65b0\u52a0\u5761\u670d\u52a1\u5668\u7b49\u4eba\u53e3\u5bc6\u96c6\u4e0e\u51fa\u53e3\u4f18\u8d8a\u7684\u8282\u70b9\u52a0\u5f3a\u5e03\u5c40\u3002<\/li>\n<li><strong>\u52a8\u6001\u52a0\u901f\uff08API\u3001-auth \u670d\u52a1\uff09<\/strong>\uff1a\u5f3a\u8c03\u8fde\u63a5\u7ba1\u7406\u3001TLS \u4f18\u5316\u4e0e\u56de\u6e90\u538b\u7f29\uff0c\u53ef\u80fd\u9700\u8981\u5728\u5730\u533a\u6027\u539f\u70b9\uff08\u5982\u7f8e\u56fd\u670d\u52a1\u5668\u3001\u9999\u6e2fVPS\uff09\u90e8\u7f72\u670d\u52a1\u8282\u70b9\u6765\u964d\u4f4e\u8de8\u5883\u5ef6\u8fdf\u3002<\/li>\n<li><strong>\u76f4\u64ad\u4e0e\u5b9e\u65f6\u901a\u4fe1<\/strong>\uff1a\u9700\u8981\u9ad8\u5e76\u53d1\u5e26\u5bbd\u3001\u4f4e\u65f6\u5ef6\u53ca\u5feb\u901f\u6269\u5bb9\uff0c\u63a8\u8350\u7ed3\u5408\u8fb9\u7f18\u8ba1\u7b97\u4e0e QUIC\/UDP \u4f18\u5316\u3002<\/li>\n<li><strong>\u5206\u5e03\u5f0f\u5e94\u7528\u4e0e\u8fb9\u7f18\u8ba1\u7b97<\/strong>\uff1a\u628a\u90e8\u5206\u4e1a\u52a1\u903b\u8f91\u4e0b\u6c89\u5230\u8fb9\u7f18\u8282\u70b9\uff08Edge Workers\uff09\u53ef\u51cf\u5c11\u56de\u6e90\u5e76\u63d0\u5347\u4f53\u9a8c\uff0c\u9002\u5408\u5168\u7403\u5316 SaaS \u4e0e IoT \u573a\u666f\u3002<\/li>\n<\/ul>\n<h2>\u9009\u8d2d\u5efa\u8bae\uff1a\u5982\u4f55\u4e3a\u4f60\u7684\u4e1a\u52a1\u9009\u62e9 CDN \u4e0e\u670d\u52a1\u5668<\/h2>\n<p>\u5728\u9009\u62e9 CDN \u4e0e\u670d\u52a1\u5668\u4f4d\u7f6e\u65f6\uff0c\u5efa\u8bae\u9075\u5faa\u4ee5\u4e0b\u539f\u5219\uff1a<\/p>\n<ul>\n<li><strong>\u4ee5\u7528\u6237\u5206\u5e03\u4e3a\u5bfc\u5411<\/strong>\uff1a\u7528\u6237\u4e3b\u8981\u5728\u4e9a\u6d32\uff0c\u5219\u4f18\u5148\u8003\u8651\u9999\u6e2f\u3001\u4e1c\u4eac\u3001\u9996\u5c14\u3001\u65b0\u52a0\u5761\u8282\u70b9\uff1b\u5728\u7f8e\u6d32\uff0c\u5219\u5e94\u52a0\u5f3a\u7f8e\u56fd\u670d\u52a1\u5668\/\u7f8e\u56fdVPS \u7684\u8986\u76d6\u3002<\/li>\n<li><strong>\u6839\u636e\u4e1a\u52a1\u7279\u6027\u9009\u80fd\u529b<\/strong>\uff1a\u89c6\u9891\u4e0e\u5927\u6587\u4ef6\u5206\u53d1\u770b\u5e26\u5bbd\u4e0e\u8fb9\u7f18\u5b58\u50a8\u80fd\u529b\uff1bAPI\/\u52a8\u6001\u4e1a\u52a1\u770b\u8fb9\u7f18\u8ba1\u7b97\u80fd\u529b\u4e0e\u56de\u6e90\u4f18\u5316\u3002<\/li>\n<li><strong>\u6d4b\u8bd5\u7f51\u7edc\u8def\u5f84\u4e0e\u5e26\u5bbd<\/strong>\uff1a\u901a\u8fc7\u771f\u5b9e\u6d41\u91cf\u6216\u5408\u6210\u6d4b\u8bd5\uff08SLA\u3001P95\/P99 \u5ef6\u8fdf\u3001\u7a7f\u900f\u7387\u6d4b\u8bd5\uff09\u8bc4\u4f30\u5019\u9009 CDN \u5728\u76ee\u6807\u533a\u57df\u7684\u5b9e\u9645\u8868\u73b0\u3002<\/li>\n<li><strong>\u5173\u6ce8\u8fd0\u7ef4\u4e0e\u81ea\u52a8\u5316\u80fd\u529b<\/strong>\uff1a\u652f\u6301 API \u7ba1\u7406\u3001IaC\u3001\u8be6\u7ec6\u76d1\u63a7\u4e0e\u544a\u8b66\uff0c\u53ef\u4ee5\u663e\u8457\u964d\u4f4e\u8fd0\u7ef4\u6210\u672c\u5e76\u63d0\u9ad8\u8fed\u4ee3\u901f\u5ea6\u3002<\/li>\n<li><strong>\u57df\u540d\u4e0e\u8bc1\u4e66\u7ba1\u7406<\/strong>\uff1a\u9009\u62e9\u652f\u6301\u81ea\u52a8\u5316\u8bc1\u4e66\u7b7e\u53d1\u3001SNI\u3001\u548c\u5feb\u901f\u57df\u540d\u89e3\u6790\u66f4\u65b0\u7684\u670d\u52a1\uff0c\u57df\u540d\u6ce8\u518c\u4e0e DNS \u670d\u52a1\u7a33\u5b9a\u6027\u4e5f\u662f\u5173\u952e\u3002<\/li>\n<\/ul>\n<h2>\u5b9e\u8df5\u5efa\u8bae\u4e0e\u8fd0\u7ef4\u6e05\u5355<\/h2>\n<p>\u843d\u5730\u65f6\u53ef\u4ee5\u6309\u4ee5\u4e0b\u6e05\u5355\u6267\u884c\uff1a<\/p>\n<ul>\n<li>\u8bc4\u4f30\u5e76\u5206\u5c42\u7f13\u5b58\u7b56\u7565\uff0c\u8fdb\u884c\u7f13\u5b58\u9884\u70ed\u4e0e\u70ed\u70b9\u6587\u4ef6\u4fdd\u62a4\u3002<\/li>\n<li>\u5728\u9ad8\u5cf0\u524d\u6267\u884c\u8d1f\u8f7d\u6d4b\u8bd5\uff0c\u6d4b\u8bd5 TLS\u3001\u5e76\u53d1\u8fde\u63a5\u4e0e\u56de\u6e90\u884c\u4e3a\u3002<\/li>\n<li>\u90e8\u7f72 Origin Shield \u6216\u4e2d\u8f6c\u5c42\uff0c\u964d\u4f4e\u539f\u70b9 RPS\u3002<\/li>\n<li>\u5728\u5173\u952e\u533a\u57df\uff08\u5982\u9999\u6e2f\u3001\u65e5\u672c\u3001\u7f8e\u56fd\uff09\u5e03\u7f6e\u5907\u7528\u539f\u70b9\u6216\u7f13\u5b58\u8282\u70b9\uff0c\u51cf\u5c11\u5355\u70b9\u8de8\u5883\u4f9d\u8d56\u3002<\/li>\n<li>\u5efa\u7acb\u81ea\u52a8\u5316\u4f38\u7f29\u4e0e\u76d1\u63a7\u544a\u8b66\uff08\u5e26\u5bbd\u3001CPU\u3001\u7f13\u5b58\u547d\u4e2d\u7387\u3001\u56de\u6e90\u7387\u3001P99 \u5ef6\u8fdf\uff09\u3002<\/li>\n<\/ul>\n<h2>\u603b\u7ed3<\/h2>\n<p>CDN 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