{"id":210263,"date":"2025-10-24T09:37:20","date_gmt":"2025-10-24T01:37:20","guid":{"rendered":"https:\/\/www.server.hk\/blog\/210263\/"},"modified":"2025-10-24T09:37:21","modified_gmt":"2025-10-24T01:37:21","slug":"cdn-342","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/210263\/","title":{"rendered":"CDN\u8fb9\u7f18\u8ba1\u7b97\u67b6\u6784\u4f18\u5316\uff1a\u6253\u9020\u4f4e\u5ef6\u8fdf\u3001\u9ad8\u53ef\u7528\u7684\u667a\u80fd\u8fb9\u7f18\u5e73\u53f0"},"content":{"rendered":"<p>\u5728\u4e92\u8054\u7f51\u670d\u52a1\u9762\u4e34\u4e25\u683c\u7684\u6027\u80fd\u4e0e\u53ef\u7528\u6027\u8981\u6c42\u7684\u4eca\u5929\uff0c\u4f20\u7edf\u7684\u4e2d\u5fc3\u5316\u6570\u636e\u4e2d\u5fc3\u67b6\u6784\u5df2\u96be\u4ee5\u6ee1\u8db3\u4f4e\u5ef6\u8fdf\u3001\u5730\u57df\u6027\u5408\u89c4\u4e0e\u9ad8\u5e76\u53d1\u573a\u666f\u7684\u9700\u6c42\u3002\u5c06\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff08CDN\uff09\u4e0e\u8fb9\u7f18\u8ba1\u7b97\uff08Edge Computing\uff09\u6df1\u5ea6\u7ed3\u5408\uff0c\u6784\u5efa\u667a\u80fd\u5316\u7684\u8fb9\u7f18\u5e73\u53f0\uff0c\u6210\u4e3a\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u548c\u964d\u4f4e\u6210\u672c\u7684\u5173\u952e\u8def\u5f84\u3002\u672c\u6587\u4ece\u67b6\u6784\u539f\u7406\u3001\u5178\u578b\u5e94\u7528\u573a\u666f\u3001\u4f18\u52bf\u5bf9\u6bd4\u53ca\u9009\u8d2d\u5efa\u8bae\u56db\u4e2a\u7ef4\u5ea6\uff0c\u8be6\u7ec6\u63a2\u8ba8\u5982\u4f55\u4f18\u5316 CDN \u8fb9\u7f18\u8ba1\u7b97\u67b6\u6784\u4ee5\u5b9e\u73b0\u4f4e\u5ef6\u8fdf\u4e0e\u9ad8\u53ef\u7528\u3002<\/p>\n<h2>\u67b6\u6784\u539f\u7406\uff1a\u4ece\u5185\u5bb9\u5206\u53d1\u5230\u8ba1\u7b97\u4e0b\u6c89<\/h2>\n<p>\u5c06 CDN \u548c\u8fb9\u7f18\u8ba1\u7b97\u7ed3\u5408\u7684\u6838\u5fc3\u5728\u4e8e\u4e24\u9879\u80fd\u529b\u7684\u534f\u540c\uff1a\u4e00\u662f<strong>\u9ad8\u6548\u7684\u5185\u5bb9\u5206\u53d1\u4e0e\u7f13\u5b58\u673a\u5236<\/strong>\uff0c\u4e8c\u662f<strong>\u5728\u7f51\u7edc\u8fb9\u7f18\u63d0\u4f9b\u8f7b\u91cf\u7ea7\u7684\u8ba1\u7b97\u80fd\u529b<\/strong>\u3002\u5177\u4f53\u5305\u542b\u4ee5\u4e0b\u6280\u672f\u8981\u7d20\uff1a<\/p>\n<h3>\u8fb9\u7f18 POP \u5e03\u5c40\u4e0e Anycast \u8def\u7531<\/h3>\n<ul>\n<li>\u901a\u8fc7\u5728\u5168\u7403\u6216\u533a\u57df\u6027\u8282\u70b9\uff08POP, Points of Presence\uff09\u90e8\u7f72\u8fb9\u7f18\u670d\u52a1\u5668\uff0c\u5229\u7528 Anycast \u5c06\u7528\u6237\u8bf7\u6c42\u5c31\u8fd1\u8def\u7531\u81f3\u5ef6\u8fdf\u6700\u4f4e\u7684 POP\uff0c\u4ece\u7269\u7406\u5c42\u9762\u964d\u4f4e\u5f80\u8fd4\u65f6\u5ef6\uff08RTT\uff09\u3002<\/li>\n<li>POP \u7684\u9009\u5740\u5e94\u7ed3\u5408\u6d41\u91cf\u5206\u5e03\u4e0e\u76d1\u7ba1\u8981\u6c42\uff0c\u4f8b\u5982\u4e9a\u6d32\u533a\u4e3b\u8981\u6d41\u91cf\u53ef\u4f18\u5148\u9009\u62e9\u9999\u6e2f\u670d\u52a1\u5668\u6216\u65e5\u672c\u670d\u52a1\u5668\u3001\u97e9\u56fd\u670d\u52a1\u5668\u548c\u65b0\u52a0\u5761\u670d\u52a1\u5668\uff0c\u4ee5\u6ee1\u8db3\u4f4e\u5ef6\u8fdf\u4e0e\u5408\u89c4\u6027\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h3>\u7f13\u5b58\u7b56\u7565\u4e0e\u4e00\u81f4\u6027\u63a7\u5236<\/h3>\n<ul>\n<li>\u91c7\u7528\u5206\u5c42\u7f13\u5b58\uff08Edge Cache + Regional\/Origin Cache\uff09\u53ef\u51cf\u5c11\u56de\u6e90\u9891\u6b21\u3002\u5229\u7528 TTL\u3001Cache-Control\u3001Stale-while-revalidate \u7b49\u7b56\u7565\u5b9e\u73b0\u9ad8\u547d\u4e2d\u7387\u4e0e\u826f\u597d\u4f53\u9a8c\u3002<\/li>\n<li>\u5bf9\u4e8e\u5f3a\u4e00\u81f4\u6027\u9700\u6c42\u7684\u52a8\u6001\u6570\u636e\uff0c\u53ef\u4f7f\u7528\u57fa\u4e8e\u4e8b\u4ef6\u9a71\u52a8\u7684\u7f13\u5b58\u5931\u6548\uff08Cache Invalidation\uff09\u6216\u4e3b\u52a8\u63a8\u9001\uff08Cache Purge\uff09\u673a\u5236\uff0c\u7ed3\u5408\u6d88\u606f\u961f\u5217\u6216\u8fb9\u7f18\u8ba2\u9605\u6a21\u578b\u4fdd\u8bc1\u66f4\u65b0\u53ca\u65f6\u6027\u3002<\/li>\n<\/ul>\n<h3>\u8fb9\u7f18\u8ba1\u7b97\u8fd0\u884c\u65f6\u4e0e\u6c99\u7bb1\u5316<\/h3>\n<ul>\n<li>\u8fb9\u7f18\u51fd\u6570\uff08Edge Functions\uff09\u63d0\u4f9b\u5728 POP \u5c42\u6267\u884c\u7528\u6237\u4ee3\u7801\u7684\u80fd\u529b\uff0c\u5e38\u89c1\u7684\u5b9e\u73b0\u5305\u62ec\u57fa\u4e8e\u8f7b\u91cf\u5bb9\u5668\u3001\u5faeVM \u6216 WebAssembly\uff08WASM\uff09\u7684\u8fd0\u884c\u65f6\u3002WASM \u5728\u5b89\u5168\u6027\u548c\u542f\u52a8\u901f\u5ea6\u65b9\u9762\u5177\u5907\u4f18\u52bf\uff0c\u9002\u5408\u77ed\u65f6\u9ad8\u5e76\u53d1\u7684\u8bf7\u6c42\u5904\u7406\u3002<\/li>\n<li>\u8fd0\u884c\u65f6\u9700\u8981\u63d0\u4f9b\u8d44\u6e90\u9650\u5236\u3001\u6c99\u7bb1\u9694\u79bb\u4e0e\u5feb\u901f\u51b7\u542f\u52a8\u673a\u5236\uff0c\u9632\u6b62\u6076\u610f\u6216\u5f02\u5e38\u4ee3\u7801\u5f71\u54cd\u5171\u4eab\u57fa\u7840\u8bbe\u65bd\u3002<\/li>\n<\/ul>\n<h3>\u6d41\u91cf\u63a7\u5236\u4e0e\u8d1f\u8f7d\u5747\u8861<\/h3>\n<ul>\n<li>\u5728\u8fb9\u7f18\u5c42\u5b9e\u73b0\u667a\u80fd\u8d1f\u8f7d\u5747\u8861\uff08\u5305\u62ec\u57fa\u4e8e\u6027\u80fd\u7684\u6d41\u91cf\u8c03\u5ea6\u3001\u6743\u91cd\u8def\u7531\u548c\u7194\u65ad\u673a\u5236\uff09\uff0c\u5e76\u7ed3\u5408\u533a\u57df\u7ea7\u8d1f\u8f7d\u5747\u8861\u5668\u4e0e\u591a\u6d3b\u67b6\u6784\uff0c\u4fdd\u969c\u9ad8\u53ef\u7528\u3002<\/li>\n<li>\u91c7\u7528 Origin Shield \u6216\u4e2d\u95f4\u5c42\u7f13\u5b58\u53ef\u4ee5\u96c6\u4e2d\u7f13\u5b58\u56de\u6e90\u538b\u529b\uff0c\u51cf\u5c11\u5bf9\u4e3b\u6570\u636e\u4e2d\u5fc3\u7684\u7a81\u53d1\u51b2\u51fb\u3002<\/li>\n<\/ul>\n<h3>\u5b89\u5168\u4e0e\u5408\u89c4<\/h3>\n<ul>\n<li>\u8fb9\u7f18\u5c42\u662f\u9996\u9053\u9632\u7ebf\uff0c\u9700\u8981\u96c6\u6210 DDoS \u9632\u62a4\u3001WAF\u3001TLS \u7ec8\u6b62\u4e0e\u901f\u7387\u9650\u5236\u7b49\u529f\u80fd\uff0c\u540c\u65f6\u4fdd\u8bc1\u65e5\u5fd7\u5ba1\u8ba1\u4e0e\u9690\u79c1\u5408\u89c4\uff08\u4f8b\u5982\u4e0d\u540c\u56fd\u5bb6\u5bf9\u6570\u636e\u9a7b\u7559\u7684\u8981\u6c42\uff09\u3002<\/li>\n<\/ul>\n<h2>\u5e94\u7528\u573a\u666f\uff1a\u4f55\u65f6\u90e8\u7f72\u667a\u80fd\u8fb9\u7f18\u5e73\u53f0<\/h2>\n<p>CDN \u8fb9\u7f18\u8ba1\u7b97\u4e0d\u4ec5\u9002\u7528\u4e8e\u9759\u6001\u52a0\u901f\uff0c\u5bf9\u4e8e\u591a\u4e2a\u52a8\u6001\u6216\u4ea4\u4e92\u5bc6\u96c6\u573a\u666f\u4e5f\u975e\u5e38\u6709\u4ef7\u503c\uff1a<\/p>\n<ul>\n<li>\u5168\u7403\u6216\u533a\u57df\u5316\u8bbf\u95ee\u7684\u9759\u6001\u5185\u5bb9\u5206\u53d1\uff08\u56fe\u7247\u3001\u89c6\u9891\u3001\u8f6f\u4ef6\u5206\u53d1\uff09\uff1a\u901a\u8fc7\u8fb9\u7f18\u7f13\u5b58\u5b9e\u73b0\u9ad8\u547d\u4e2d\u7387\uff0c\u7ed3\u5408\u9999\u6e2f\u670d\u52a1\u5668\u7b49\u5730\u7684 POP \u63d0\u5347\u4e9a\u592a\u533a\u57df\u4f53\u9a8c\u3002<\/li>\n<li>\u4e2a\u6027\u5316\u52a8\u6001\u9875\u9762\u4e0eAPI\u52a0\u901f\uff1a\u5728\u8fb9\u7f18\u505a\u9884\u5904\u7406\u3001\u9274\u6743\u6216\u4e2a\u6027\u5316\u6e32\u67d3\uff0c\u51cf\u5c11\u5230\u4e2d\u5fc3\u673a\u623f\u7684\u5f80\u8fd4\uff0c\u964d\u4f4e API \u54cd\u5e94\u65f6\u95f4\u3002<\/li>\n<li>\u5b9e\u65f6\u4ea4\u4e92\u5e94\u7528\uff08\u6e38\u620f\u56de\u653e\u3001IoT \u4fe1\u4ee4\u3001\u534f\u4f5c\u5de5\u5177\uff09\uff1a\u8fb9\u7f18\u8ba1\u7b97\u7528\u4e8e\u4e8b\u4ef6\u805a\u5408\u3001\u534f\u8bae\u8f6c\u8bd1\u548c\u5ef6\u8fdf\u654f\u611f\u903b\u8f91\u7684\u8fd1\u6e90\u6267\u884c\u3002<\/li>\n<li>\u89c6\u9891\u76f4\u64ad\u4e0e\u8fb9\u7f18\u8f6c\u7801\uff1a\u5728 POP \u5c42\u505a\u5b9e\u65f6\u8f6c\u7801\u548c\u591a\u7801\u7387\u5c01\u88c5\uff0c\u964d\u4f4e\u4e3b\u7ad9\u70b9\u538b\u529b\u5e76\u63d0\u9ad8\u89c2\u770b\u7a33\u5b9a\u6027\u3002<\/li>\n<\/ul>\n<h2>\u4f18\u52bf\u5bf9\u6bd4\uff1a\u8fb9\u7f18\u5316 vs \u4f20\u7edf\u4e2d\u5fc3\u5316<\/h2>\n<h3>\u5ef6\u8fdf\u4e0e\u4f53\u9a8c<\/h3>\n<p><strong>\u8fb9\u7f18\u5316\u628a\u8ba1\u7b97\u548c\u7f13\u5b58\u4e0b\u6c89\u5230\u79bb\u7528\u6237\u66f4\u8fd1\u7684\u7f51\u7edc\u8282\u70b9<\/strong>\uff0c\u5728 RTT \u4e0a\u5e26\u6765\u663e\u8457\u4f18\u52bf\u3002\u5bf9\u5b9e\u65f6\u6027\u8981\u6c42\u9ad8\u7684\u4e1a\u52a1\uff08\u4f8b\u5982\u91d1\u878d\u884c\u60c5\u3001\u5728\u7ebf\u6e38\u620f\u6216\u4ea4\u4e92\u5f0f\u5e94\u7528\uff09\uff0c\u8fb9\u7f18\u80fd\u5c06\u5ef6\u8fdf\u964d\u4f4e\u5230\u53ef\u611f\u77e5\u6c34\u5e73\u3002<\/p>\n<h3>\u53ef\u7528\u6027\u4e0e\u5f39\u6027<\/h3>\n<p>\u5206\u5e03\u5f0f POP \u7ed3\u5408 Anycast \u4e0e\u591a\u6d3b\u8bbe\u8ba1\uff0c\u53ef\u907f\u514d\u5355\u70b9\u6545\u969c\uff0c\u63d0\u5347\u5bb9\u707e\u80fd\u529b\u3002\u5373\u4fbf\u67d0\u4e00\u533a\u57df\u7684 POP \u6545\u969c\uff0cDNS\/Anycast \u53ef\u5feb\u901f\u5f15\u5bfc\u6d41\u91cf\u5230\u90bb\u8fd1\u8282\u70b9\uff0c\u4fdd\u969c\u670d\u52a1\u8fde\u7eed\u6027\u3002<\/p>\n<h3>\u6210\u672c\u4e0e\u8fd0\u7ef4\u590d\u6742\u5ea6<\/h3>\n<p>\u8fb9\u7f18\u867d\u7136\u80fd\u964d\u4f4e\u56de\u6e90\u5e26\u5bbd\u6210\u672c\uff0c\u4f46\u4f1a\u589e\u52a0\u8fd0\u7ef4\u590d\u6742\u5ea6\uff08\u591a\u5730\u70b9\u90e8\u7f72\u3001\u7248\u672c\u53d1\u5e03\u4e0e\u76d1\u63a7\uff09\uff0c\u9700\u8981\u6210\u719f\u7684\u81ea\u52a8\u5316\u4e0e CI\/CD \u6d41\u7a0b\u3002\u5728\u9009\u62e9\u81ea\u5efa\u8fd8\u662f\u6258\u7ba1\u65b9\u6848\u65f6\u8981\u6743\u8861\u603b\u4f53\u62e5\u6709\u6210\u672c\u3002<\/p>\n<h3>\u4e00\u81f4\u6027\u4e0e\u6570\u636e\u7ba1\u63a7<\/h3>\n<p>\u5bf9\u4e8e\u9700\u8981\u5f3a\u4e00\u81f4\u6027\u7684\u4e1a\u52a1\uff0c\u4e2d\u5fc3\u5316\u4ecd\u6709\u4f18\u52bf\uff1b\u5bf9\u4e8e\u5927\u591a\u6570\u7f13\u5b58\u53cb\u597d\u6216\u53ef\u6700\u7ec8\u4e00\u81f4\u7684\u573a\u666f\uff0c\u8fb9\u7f18\u5e26\u6765\u7684\u5ef6\u8fdf\u6536\u76ca\u66f4\u5927\u3002\u540c\u65f6\uff0c\u4e0d\u540c\u884c\u653f\u533a\u7684\u5408\u89c4\u8981\u6c42\uff08\u5982\u6570\u636e\u9a7b\u7559\uff09\u4f1a\u5f71\u54cd POP \u9009\u5740\u7b56\u7565\u3002<\/p>\n<h2>\u9009\u8d2d\u5efa\u8bae\uff1a\u5982\u4f55\u6784\u5efa\u6216\u91c7\u8d2d\u8fb9\u7f18\u5e73\u53f0<\/h2>\n<p>\u5728\u4e3a\u7ad9\u70b9\u6216\u4f01\u4e1a\u9009\u578b\u65f6\uff0c\u9700\u4ece\u4ee5\u4e0b\u7ef4\u5ea6\u8bc4\u4f30\u4e0e\u51b3\u7b56\uff1a<\/p>\n<h3>1. \u7f51\u7edc\u4e0e\u8282\u70b9\u5206\u5e03<\/h3>\n<ul>\n<li>\u4f18\u5148\u5173\u6ce8 POP \u5728\u76ee\u6807\u7528\u6237\u533a\u57df\u7684\u8986\u76d6\uff0c\u4f8b\u5982\u9762\u5411\u4e9a\u592a\u7528\u6237\u5219\u8003\u8651\u9999\u6e2f\u670d\u52a1\u5668\u3001\u65e5\u672c\u670d\u52a1\u5668\u3001\u97e9\u56fd\u670d\u52a1\u5668\u548c\u65b0\u52a0\u5761\u670d\u52a1\u5668\u7684\u8282\u70b9\u80fd\u529b\u3002<\/li>\n<li>\u8bc4\u4f30\u8fd0\u8425\u5546\u76f4\u8fde\uff08ISP Peering\uff09\u3001\u9aa8\u5e72\u94fe\u8def\u8d28\u91cf\u4e0e Anycast \u5b9e\u65bd\u6548\u679c\u3002<\/li>\n<\/ul>\n<h3>2. \u8ba1\u7b97\u80fd\u529b\u4e0e\u8fd0\u884c\u65f6\u652f\u6301<\/h3>\n<ul>\n<li>\u5224\u65ad\u662f\u5426\u9700\u8981\u5728\u8fb9\u7f18\u8fd0\u884c\u590d\u6742\u903b\u8f91\uff0c\u82e5\u662f\u5219\u9009\u62e9\u652f\u6301 WASM\u3001\u5bb9\u5668\u6216\u8f7b\u91cf\u51fd\u6570\u7684\u8fb9\u7f18\u5e73\u53f0\u3002<\/li>\n<li>\u5173\u6ce8\u51b7\u542f\u52a8\u65f6\u95f4\u3001\u6267\u884c\u65f6\u957f\u9650\u5236\u4e0e\u8d44\u6e90\u9694\u79bb\u7b56\u7565\uff0c\u786e\u4fdd\u6027\u80fd\u9884\u671f\u3002<\/li>\n<\/ul>\n<h3>3. \u5b89\u5168\u3001\u5408\u89c4\u4e0e\u65e5\u5fd7<\/h3>\n<ul>\n<li>\u786e\u8ba4\u662f\u5426\u63d0\u4f9b\u5185\u7f6e DDoS\u3001WAF\u3001TLS \u7ba1\u7406\u53ca\u5b9e\u65f6\u5b89\u5168\u544a\u8b66\u3002\u540c\u65f6\u8bc4\u4f30\u65e5\u5fd7\u6536\u96c6\u3001\u5ba1\u8ba1\u4e0e\u8de8\u533a\u5408\u89c4\u80fd\u529b\u3002<\/li>\n<\/ul>\n<h3>4. \u53ef\u89c2\u6d4b\u6027\u4e0e\u81ea\u52a8\u5316<\/h3>\n<ul>\n<li>\u5e73\u53f0\u5e94\u63d0\u4f9b\u7ec6\u7c92\u5ea6\u76d1\u63a7\uff08\u5ef6\u8fdf\u5206\u5e03\u3001\u547d\u4e2d\u7387\u3001\u9519\u8bef\u7387\uff09\u3001\u5206\u5e03\u5f0f\u8ffd\u8e2a\u4e0e\u65e5\u5fd7\u805a\u5408\uff0c\u652f\u6301\u544a\u8b66\u4e0e\u81ea\u52a8\u6269\u7f29\u5bb9\u3002<\/li>\n<li>\u6301\u7eed\u96c6\u6210\/\u6301\u7eed\u4ea4\u4ed8\uff08CI\/CD\uff09\u4e0e\u84dd\u7eff\/\u7070\u5ea6\u53d1\u5e03\u529f\u80fd\uff0c\u6709\u52a9\u4e8e\u5b89\u5168\u5feb\u901f\u5730\u5728\u8fb9\u7f18\u90e8\u7f72\u4e1a\u52a1\u3002<\/li>\n<\/ul>\n<h3>5. \u6210\u672c\u6a21\u578b\u4e0e SLA<\/h3>\n<ul>\n<li>\u8bc4\u4f30\u6d41\u91cf\u8ba1\u8d39\u3001\u8bf7\u6c42\u8ba1\u8d39\u4e0e\u8fb9\u7f18\u8ba1\u7b97\u8c03\u7528\u7684\u5b9a\u4ef7\u65b9\u5f0f\u3002\u5bf9\u9ad8\u5e76\u53d1\u4f46\u5e26\u5bbd\u654f\u611f\u7684\u4e1a\u52a1\uff0c\u5408\u7406\u7684\u7f13\u5b58\u7b56\u7565\u53ef\u4ee5\u663e\u8457\u964d\u4f4e\u6210\u672c\u3002<\/li>\n<li>\u67e5\u770b\u670d\u52a1\u7b49\u7ea7\u534f\u8bae\uff08SLA\uff09\u4e0e\u6280\u672f\u652f\u6301\u54cd\u5e94\u65f6\u6548\u3002<\/li>\n<\/ul>\n<h2>\u5b9e\u8df5\u5efa\u8bae\u4e0e\u4f18\u5316\u6280\u5de7<\/h2>\n<ul>\n<li><strong>\u7f13\u5b58\u5206\u5c42\u8bbe\u8ba1\uff1a<\/strong>\u5728\u8fb9\u7f18\u505a\u77ed TTL \u7f13\u5b58\uff0c\u533a\u57df\u5c42\/Origin Shield \u505a\u4e2d\u671f\u7f13\u5b58\uff0c\u6e90\u7ad9\u575a\u6301\u6700\u4f4e\u7c92\u5ea6\u6570\u636e\u5b58\u50a8\u3002<\/li>\n<li><strong>\u667a\u80fd\u8def\u7531\u4e0e\u6027\u80fd\u63a2\u6d4b\uff1a<\/strong>\u4f7f\u7528\u4e3b\u52a8\u63a2\u6d4b\u4e0e\u5386\u53f2\u6570\u636e\u9a71\u52a8\u6d41\u91cf\u8c03\u5ea6\uff0c\u5c06\u7528\u6237\u8bf7\u6c42\u8def\u7531\u81f3\u5b9e\u9645\u6700\u4f18 POP\uff0c\u800c\u975e\u4ec5\u57fa\u4e8e\u5730\u7406\u3002<\/li>\n<li><strong>\u8fb9\u7f18\u9884\u53d6\u4e0e\u9884\u8ba1\u7b97\uff1a<\/strong>\u9488\u5bf9\u70ed\u95e8\u8d44\u6e90\u6216\u9884\u6d4b\u6027\u6d41\u91cf\uff0c\u91c7\u7528\u9884\u53d6\u7b56\u7565\u6216\u5728\u8fb9\u7f18\u9884\u8ba1\u7b97\u7ed3\u679c\uff0c\u8fdb\u4e00\u6b65\u63d0\u5347\u547d\u4e2d\u7387\u4e0e\u54cd\u5e94\u901f\u5ea6\u3002<\/li>\n<li><strong>\u7070\u5ea6\u4e0e\u56de\u6eda\u673a\u5236\uff1a<\/strong>\u4efb\u4f55\u8fb9\u7f18\u4ee3\u7801\u7684\u53d1\u5e03\u90fd\u9700\u652f\u6301\u7070\u5ea6\u3001\u9650\u6d41\u4e0e\u5feb\u901f\u56de\u6eda\uff0c\u907f\u514d\u5168\u5c40\u5f71\u54cd\u3002<\/li>\n<li><strong>\u6df7\u5408\u90e8\u7f72\u7b56\u7565\uff1a<\/strong>\u5bf9\u90e8\u5206\u654f\u611f\u6570\u636e\u6216\u9700\u8981\u5f3a\u4e00\u81f4\u6027\u7684\u670d\u52a1\uff0c\u4ecd\u53ef\u9009\u62e9\u4e2d\u5fc3\u5316\u90e8\u7f72\uff1b\u5bf9\u4e8e\u9759\u6001\u6216\u53ef\u6700\u7ec8\u4e00\u81f4\u7684\u6570\u636e\u91c7\u7528\u8fb9\u7f18\u5316\u3002<\/li>\n<\/ul>\n<p>\u5728\u5b9e\u9645\u91c7\u8d2d\u548c\u90e8\u7f72\u8fc7\u7a0b\u4e2d\uff0c\u4f01\u4e1a\u7528\u6237\u548c\u5f00\u53d1\u8005\u53ef\u4ee5\u5728\u4e0d\u540c\u5730\u57df\u4e4b\u95f4\u6743\u8861\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u7b49\u5730\u57df\u8d44\u6e90\u7684\u90e8\u7f72\u7ec4\u5408\u3002\u5bf9\u6210\u672c\u654f\u611f\u6216\u9700\u8981\u66f4\u7075\u6d3b\u8d44\u6e90\u7684\u56e2\u961f\uff0c\u4e5f\u53ef\u8003\u8651\u4f7f\u7528\u9999\u6e2fVPS\u3001\u7f8e\u56fdVPS\u7b49\u865a\u62df\u5316\u5b9e\u4f8b\u6765\u6269\u5c55 POP \u80fd\u529b\u6216\u505a\u5f00\u53d1\u9a8c\u8bc1\u3002\u57df\u540d\u7ba1\u7406\u4e0e\u89e3\u6790\u7684\u7b56\u7565\u540c\u6837\u5f71\u54cd\u8fb9\u7f18\u8c03\u5ea6\u6548\u679c\uff0c\u5efa\u8bae\u4e0e\u57df\u540d\u6ce8\u518c\u548c DNS \u670d\u52a1\u63d0\u4f9b\u65b9\u534f\u540c\u4f18\u5316\u3002<\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p>CDN \u4e0e\u8fb9\u7f18\u8ba1\u7b97\u7684\u878d\u5408\uff0c\u662f\u5e94\u5bf9\u73b0\u4ee3\u4e92\u8054\u7f51\u5e94\u7528\u5bf9\u4f4e\u5ef6\u8fdf\u4e0e\u9ad8\u53ef\u7528\u9700\u6c42\u7684\u6709\u6548\u8def\u5f84\u3002\u901a\u8fc7\u5408\u7406\u7684 POP 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