{"id":210275,"date":"2025-10-24T10:39:23","date_gmt":"2025-10-24T02:39:23","guid":{"rendered":"https:\/\/www.server.hk\/blog\/210275\/"},"modified":"2025-10-24T10:39:24","modified_gmt":"2025-10-24T02:39:24","slug":"cdn-347","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/210275\/","title":{"rendered":"\u4f4e\u5ef6\u8fdf\u5fc5\u5907\uff1a\u5168\u65b0CDN\u667a\u80fd\u8def\u7531\u4f18\u5316\u65b9\u6cd5\u63ed\u79d8"},"content":{"rendered":"<p>\u5728\u5168\u7403\u5316\u4e92\u8054\u7f51\u670d\u52a1\u4e2d\uff0c\u5ef6\u8fdf\uff08latency\uff09\u76f4\u63a5\u5f71\u54cd\u7528\u6237\u4f53\u9a8c\u3001\u8f6c\u5316\u7387\u548c\u4e1a\u52a1\u7a33\u5b9a\u6027\u3002\u5bf9\u4e8e\u9762\u5411\u4e9a\u592a\u53ca\u6b27\u7f8e\u7528\u6237\u7684\u7ad9\u957f\u3001\u4f01\u4e1a\u548c\u5f00\u53d1\u8005\u800c\u8a00\uff0c\u5355\u7eaf\u4f9d\u8d56\u4f20\u7edfCDN\u8282\u70b9\u5206\u5e03\u5df2\u4e0d\u8db3\u4ee5\u6ee1\u8db3\u4f4e\u5ef6\u8fdf\u548c\u9ad8\u7a33\u5b9a\u6027\u7684\u8981\u6c42\u3002\u672c\u6587\u4ece\u539f\u7406\u5230\u5b9e\u8df5\uff0c\u6df1\u5165\u5256\u6790\u4e00\u79cd\u9762\u5411\u4f4e\u5ef6\u8fdf\u7684<strong>CDN\u667a\u80fd\u8def\u7531\u4f18\u5316\u65b9\u6cd5<\/strong>\uff0c\u5e76\u7ed3\u5408\u5178\u578b\u5e94\u7528\u573a\u666f\u3001\u4f18\u52bf\u5bf9\u6bd4\u53ca\u9009\u8d2d\u5efa\u8bae\uff0c\u5e2e\u52a9\u8bfb\u8005\u5728\u90e8\u7f72\u9999\u6e2f\u670d\u52a1\u5668\u3001\u7f8e\u56fd\u670d\u52a1\u5668\u6216\u8de8\u533a\u57df\u7684\u6d77\u5916\u670d\u52a1\u5668\u7b49\u8d44\u6e90\u65f6\u505a\u51fa\u66f4\u4f18\u51b3\u7b56\u3002<\/p>\n<h2>\u6838\u5fc3\u539f\u7406\uff1a\u591a\u7ef4\u611f\u77e5+\u52a8\u6001\u8def\u5f84\u51b3\u7b56<\/h2>\n<p>\u8981\u5b9e\u73b0\u4f4e\u5ef6\u8fdf\uff0c\u5173\u952e\u5728\u4e8e\u5b9e\u65f6\u611f\u77e5\u7f51\u7edc\u72b6\u6001\u5e76\u505a\u51fa\u667a\u80fd\u8def\u7531\u51b3\u7b56\u3002\u8be5\u4f18\u5316\u65b9\u6cd5\u57fa\u4e8e\u4ee5\u4e0b\u51e0\u9879\u6280\u672f\u8981\u7d20\uff1a<\/p>\n<h3>1. \u4e3b\u52a8\/\u88ab\u52a8\u76d1\u6d4b\u7ed3\u5408\u7684\u94fe\u8def\u53ef\u89c1\u6027<\/h3>\n<ul>\n<li>\u4e3b\u52a8\u63a2\u6d4b\uff1a\u5468\u671f\u6027\u53d1\u9001ICMP\/TCP\/UDP\u63a2\u9488\u3001HTTP\/HTTPS\u8bf7\u6c42\u548cQUIC\u63a2\u6d4b\u5305\uff0c\u83b7\u53d6\u5404\u8282\u70b9\u4e4b\u95f4\u7684RTT\u3001\u4e22\u5305\u7387\u548c\u6296\u52a8\uff08jitter\uff09\u3002<\/li>\n<li>\u88ab\u52a8\u76d1\u6d4b\uff1a\u901a\u8fc7\u8fb9\u7f18\u65e5\u5fd7\u3001TCP\u6d41\u91cf\u91c7\u6837\uff08SYN\/ACK\u65f6\u95f4\uff09\u3001\u4ee5\u53ca\u5185\u6838\u7ea7socket\u6307\u6807\u6536\u96c6\u771f\u5b9e\u7528\u6237\u8def\u5f84\u7684\u5ef6\u8fdf\u5206\u5e03\u3002<\/li>\n<li>\u878d\u5408\u5904\u7406\uff1a\u4f7f\u7528\u65f6\u95f4\u52a0\u6743\u5e73\u5747\uff08EWMA\uff09\u548c\u5206\u4f4d\u6570\uff08P50\/P95\/P99\uff09\u6307\u6807\uff0c\u5206\u522b\u53cd\u6620\u77ed\u671f\u6296\u52a8\u4e0e\u957f\u671f\u8d8b\u52bf\u3002<\/li>\n<\/ul>\n<h3>2. \u8def\u7531\u51b3\u7b56\u5f15\u64ce\uff1a\u591a\u7ef4\u7b56\u7565\u4e0e\u6210\u672c\u51fd\u6570<\/h3>\n<ul>\n<li>\u5c06\u7f51\u7edc\u8d28\u91cf\uff08RTT\u3001\u4e22\u5305\u3001\u6296\u52a8\uff09\u3001\u5e26\u5bbd\u53ef\u7528\u6027\u3001\u8282\u70b9\u8d1f\u8f7d\u3001SLA\u4f18\u5148\u7ea7\u548c\u7ecf\u6d4e\u6210\u672c\uff08\u5e26\u5bbd\u8d39\u3001\u8de8\u5883\u94fe\u8def\u8d39\uff09\u7eb3\u5165\u7edf\u4e00\u7684\u6210\u672c\u51fd\u6570\u3002<\/li>\n<li>\u4f7f\u7528\u591a\u81c2\u8001\u864e\u673a\uff08Multi-Armed Bandit\uff09\u6216\u5f3a\u5316\u5b66\u4e60\uff08RL\uff09\u6a21\u578b\u5728\u7070\u5ea6\u73af\u5883\u4e0b\u5b66\u4e60\u6700\u4f18\u8def\u7531\u7b56\u7565\uff0c\u517c\u987e\u63a2\u7d22\u4e0e\u5229\u7528\u3002<\/li>\n<li>\u5bf9\u77ed\u8fde\u63a5\uff08API\u8bf7\u6c42\uff09\u548c\u957f\u8fde\u63a5\uff08\u89c6\u9891\u6d41\u3001\u5b9e\u65f6\u4e92\u52a8\uff09\u4f7f\u7528\u4e0d\u540c\u6743\u91cd\uff0c\u4fdd\u8bc1\u5bf9\u5ef6\u8fdf\u654f\u611f\u670d\u52a1\u4f18\u5148\u9009\u53d6\u4f4eRTT\u8def\u5f84\u3002<\/li>\n<\/ul>\n<h3>3. \u8def\u5f84\u5207\u6362\u4e0e\u8fde\u63a5\u8fc1\u79fb\u6280\u672f<\/h3>\n<ul>\n<li>\u57fa\u4e8eTCP\/QUIC\u7684\u5e73\u6ed1\u5207\u6362\uff1aQUIC\u652f\u63010-RTT\u6062\u590d\u548c\u591a\u8def\u5f84\u5b9e\u73b0\uff08\u4f8b\u5982MP-QUIC\uff09\uff0c\u53ef\u4ee5\u5728\u4e0d\u4e2d\u65ad\u5e94\u7528\u5c42\u4f1a\u8bdd\u7684\u60c5\u51b5\u4e0b\u5207\u6362\u670d\u52a1\u5668\u6216\u8def\u5f84\u3002<\/li>\n<li>\u5e94\u7528\u5c42\u4f1a\u8bdd\u8fc1\u79fb\uff1a\u901a\u8fc7\u5168\u5c40\u4f1a\u8bdd\u7f16\u53f7\u4e0e\u5206\u5e03\u5f0f\u7f13\u5b58\uff08\u5982Redis\/Consistent Hash\uff09\u5728\u5207\u6362\u8282\u70b9\u65f6\u4fdd\u6301\u4f1a\u8bdd\u4e00\u81f4\u6027\u3002<\/li>\n<li>\u5931\u6548\u8f6c\u79fb\uff1a\u901a\u8fc7BGP Anycast\u7ed3\u5408\u8fb9\u7f18\u5065\u5eb7\u68c0\u67e5\uff0c\u5728\u5fc5\u8981\u65f6\u5c06\u6d41\u91cf\u4ece\u4e00\u7ec4POP\u5207\u6362\u5230\u5907\u7528POP\u3002<\/li>\n<\/ul>\n<h3>4. \u6570\u636e\u5e73\u9762\u4f18\u5316<\/h3>\n<ul>\n<li>TCP\u4f18\u5316\uff1a\u542f\u7528TCP Fast Open\u3001\u9002\u914d\u5316\u62e5\u585e\u63a7\u5236\uff08BBR\u3001CUBIC\u8c03\u6574\uff09\u4ee5\u51cf\u5c11\u63e1\u624b\u4e0e\u62e5\u585e\u6062\u590d\u5e26\u6765\u7684\u5ef6\u8fdf\u3002<\/li>\n<li>\u4f20\u8f93\u5c42\u66ff\u4ee3\uff1a\u63a8\u5e7fHTTP\/3\uff08\u57fa\u4e8eQUIC\uff09\u4ee5\u51cf\u5c11\u5934\u90e8\u963b\u585e\u5e76\u5229\u7528UDP\u7684\u5feb\u901f\u91cd\u4f20\u7279\u6027\uff0c\u5c24\u5176\u9002\u7528\u4e8e\u4e22\u5305\u73af\u5883\u3002<\/li>\n<li>\u524d\u5411\u7ea0\u9519\uff08FEC\uff09\uff1a\u5728\u9ad8\u4e22\u5305\u94fe\u8def\u4e0a\u4f7f\u7528FEC\u964d\u4f4e\u91cd\u4f20\u6b21\u6570\uff0c\u63d0\u5347\u5b9e\u65f6\u8bed\u97f3\/\u89c6\u9891\u4f53\u9a8c\u3002<\/li>\n<\/ul>\n<h2>\u5e94\u7528\u573a\u666f\u4e0e\u5b9e\u65bd\u7ec6\u8282<\/h2>\n<h3>\u5b9e\u65f6\u6e38\u620f\u4e0e\u4f4e\u5ef6\u8fdf\u4e92\u52a8<\/h3>\n<p>\u5728\u7ebf\u7ade\u6280\u6e38\u620f\u6216\u5b9e\u65f6\u4e92\u52a8\u5e94\u7528\u5bf9RTT\u6781\u4e3a\u654f\u611f\u3002\u90e8\u7f72\u7b56\u7565\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u5728\u7528\u6237\u5bc6\u96c6\u533a\u57df\uff08\u5982\u9999\u6e2f\u3001\u65e5\u672c\u3001\u97e9\u56fd\u3001\u65b0\u52a0\u5761\uff09\u5efa\u7acb\u66f4\u591aPOP\uff0c\u7ed3\u5408\u533a\u57df\u5316\u7684\u9999\u6e2fVPS\u6216\u65e5\u672c\u670d\u52a1\u5668\u505a\u6d41\u91cf\u6c47\u805a\u548c\u77ed\u65f6\u7f13\u5b58\u3002<\/li>\n<li>\u4f18\u5148\u91c7\u7528QUIC\u548cUDP-based\u534f\u8bae\uff0c\u51cf\u5c11\u63e1\u624b\u5ef6\u65f6\uff1b\u5bf9\u5173\u952e\u63a7\u5236\u5305\u5b9e\u65bd\u5dee\u5f02\u5316\u8f6c\u53d1\u3002<\/li>\n<li>\u8bbe\u7f6e\u4f4e\u5ef6\u8fdf\u8def\u7531\u7b56\u7565\uff1a\u5f53\u68c0\u6d4b\u5230\u8def\u5f84RTT\u8d85\u51fa\u9608\u503c\u6216\u4e22\u5305\u6500\u5347\u65f6\u5373\u65f6\u5207\u6362\u5230\u5907\u7528\u8de8\u5883\u94fe\u8def\uff08\u4f8b\u5982\u901a\u8fc7\u7f8e\u56fd\u670d\u52a1\u5668\u6216\u65b0\u52a0\u5761\u670d\u52a1\u5668\u56de\u6e90\uff09\u3002<\/li>\n<\/ul>\n<h3>\u89c6\u9891\u70b9\u64ad\u4e0e\u76f4\u64ad<\/h3>\n<p>\u89c6\u9891\u670d\u52a1\u9700\u8981\u5728\u5e26\u5bbd\u4e0e\u5ef6\u8fdf\u4e4b\u95f4\u5e73\u8861\uff1a<\/p>\n<ul>\n<li>\u91c7\u7528\u591a\u7ea7\u7f13\u5b58\u67b6\u6784\uff1a\u8fb9\u7f18POP\u7f13\u5b58\u70ed\u5185\u5bb9\uff0c\u533a\u57df\u8fb9\u7f18\uff08\u5982\u9999\u6e2f\u670d\u52a1\u5668\uff09\u4f5c\u4e3a\u4e2d\u95f4\u5c42\uff0c\u7edf\u4e00\u56de\u6e90\u5230\u6d77\u5916\u670d\u52a1\u5668\u6216\u4e3b\u7ad9\u3002<\/li>\n<li>\u5229\u7528\u81ea\u9002\u5e94\u7801\u7387\uff08ABR\uff09\u7ed3\u5408\u8def\u7531\u611f\u77e5\uff0c\u5f53\u94fe\u8def\u8d28\u91cf\u4e0b\u964d\u65f6\u81ea\u52a8\u964d\u4f4e\u7801\u6d41\u4ee5\u7ef4\u6301\u8fde\u8d2f\u64ad\u653e\u3002<\/li>\n<li>\u5173\u952e\u76f4\u64ad\u94fe\u8def\u53ef\u90e8\u7f72\u53cc\u8def\u5907\u4efd\uff08\u4e3b\u94fe\u8def+\u6b21\u94fe\u8def\uff09\uff0c\u5e76\u5728\u5207\u6362\u65f6\u4f7f\u7528\u77ed\u65f6\u95f4\u7684FEC\u8986\u76d6\u3002<\/li>\n<\/ul>\n<h3>\u5168\u7403\u5206\u53d1\u7684Web\u4e0eAPI\u670d\u52a1<\/h3>\n<p>\u5bf9\u4e8e\u8de8\u56fd\u7535\u5b50\u5546\u52a1\u6216API\u5e73\u53f0\uff1a<\/p>\n<ul>\n<li>\u5728\u6d41\u91cf\u805a\u96c6\u533a\uff08\u7f8e\u56fd\u3001\u9999\u6e2f\u3001\u6b27\u6d32\uff09\u4f7f\u7528Anycast\u4e0e\u5206\u5e03\u5f0fDNS\u5b9e\u73b0\u5c31\u8fd1\u63a5\u5165\u3002<\/li>\n<li>\u7ed3\u5408TLS\u4f1a\u8bdd\u7f13\u5b58\u4e0eOCSP Stapling\u51cf\u5c11TLS\u63e1\u624b\u5ef6\u65f6\uff0c\u652f\u6301TLS 1.3\u4ee5\u7f29\u77ed\u63e1\u624b\u8f6e\u6b21\u3002<\/li>\n<li>\u76d1\u63a7P95\/P99\u5ef6\u8fdf\u5e76\u8bbe\u7f6e\u667a\u80fd\u56de\u6e90\u7b56\u7565\uff1a\u5f53\u8fb9\u7f18\u7f13\u5b58\u547d\u4e2d\u7387\u4e0b\u964d\u6216\u67d0\u4e00\u7ad9\u70b9\u51fa\u73b0\u5f02\u5e38\u65f6\uff0c\u52a8\u6001\u8c03\u6574\u56de\u6e90\u8def\u7531\u81f3\u5ef6\u8fdf\u8f83\u4f4e\u7684\u6d77\u5916\u670d\u52a1\u5668\u6216\u672c\u5730\u9999\u6e2fVPS\u3002<\/li>\n<\/ul>\n<h2>\u4f18\u52bf\u5bf9\u6bd4\uff1a\u667a\u80fd\u8def\u7531 vs \u4f20\u7edf\u9759\u6001CDN<\/h2>\n<h3>\u5ef6\u8fdf\u4e0e\u7a33\u5b9a\u6027<\/h3>\n<p><strong>\u667a\u80fd\u8def\u7531<\/strong>\u901a\u8fc7\u5b9e\u65f6\u6d4b\u91cf\u4e0e\u52a8\u6001\u5207\u6362\u663e\u8457\u964d\u4f4e\u5e73\u5747RTT\u4e0e\u5c3e\u90e8\u5ef6\u8fdf\uff08P99\uff09\uff0c\u5728\u4e22\u5305\u6216\u94fe\u8def\u6296\u52a8\u65f6\u80fd\u5feb\u901f\u81ea\u6108\uff1b\u800c\u4f20\u7edf\u9759\u6001CDN\u4f9d\u8d56\u56fa\u5b9aBGP\u7b56\u7565\uff0c\u9762\u5bf9\u7a81\u53d1\u94fe\u8def\u6545\u969c\u6062\u590d\u6162\u3002<\/p>\n<h3>\u6210\u672c\u4e0e\u6548\u7387<\/h3>\n<p>\u667a\u80fd\u8def\u7531\u53ef\u57fa\u4e8e\u6210\u672c\u51fd\u6570\u5728\u591a\u6761\u56de\u6e90\u8def\u5f84\u95f4\u6743\u8861\uff1a\u5728\u975e\u5cf0\u65f6\u6bb5\u5229\u7528\u5ec9\u4ef7\u5e26\u5bbd\uff08\u4f8b\u5982\u67d0\u4e9b\u8de8\u5883\u94fe\u8def\uff09\u964d\u4f4e\u8d39\u7528\uff0c\u5728\u9ad8\u5cf0\u6216\u5173\u952e\u4e1a\u52a1\u9009\u62e9\u9ad8\u8d28\u91cf\u4f46\u6210\u672c\u8f83\u9ad8\u7684\u94fe\u8def\u3002\u4f20\u7edf\u65b9\u5f0f\u901a\u5e38\u65e0\u6cd5\u505a\u5230\u5b9e\u65f6\u6210\u672c-\u6027\u80fd\u6298\u8877\u3002<\/p>\n<h3>\u90e8\u7f72\u590d\u6742\u5ea6<\/h3>\n<p>\u667a\u80fd\u8def\u7531\u9700\u8981\u66f4\u9ad8\u7684\u8fd0\u7ef4\u548c\u7b97\u6cd5\u652f\u6301\uff08\u63a2\u6d4b\u7cfb\u7edf\u3001\u8def\u7531\u5f15\u64ce\u3001\u6570\u636e\u6536\u96c6\u7ba1\u9053\uff09\uff0c\u5bf9\u7ad9\u957f\u548c\u4f01\u4e1a\u63d0\u51fa\u66f4\u9ad8\u7684\u6280\u672f\u95e8\u69db\u3002\u4f46\u957f\u671f\u6765\u770b\uff0c\u5176\u5bf9\u7528\u6237\u4f53\u9a8c\u4e0eSLA\u7684\u63d0\u5347\u901a\u5e38\u80fd\u62b5\u6d88\u521d\u671f\u6295\u5165\u3002<\/p>\n<h2>\u9009\u8d2d\u4e0e\u90e8\u7f72\u5efa\u8bae<\/h2>\n<h3>\u8bc4\u4f30\u6307\u6807<\/h3>\n<ul>\n<li>\u7f51\u7edc\u8986\u76d6\u4e0ePOP\u5206\u5e03\uff1a\u5173\u6ce8\u76ee\u6807\u7528\u6237\u9644\u8fd1\u662f\u5426\u6709POP\uff08\u4f8b\u5982\u9999\u6e2f\u3001\u4e1c\u4eac\u3001\u9996\u5c14\u3001\u65b0\u52a0\u5761\u3001\u6d1b\u6749\u77f6\u7b49\uff09\u3002<\/li>\n<li>\u53ef\u89c2\u6d4b\u6027\u80fd\u529b\uff1a\u4f9b\u5e94\u5546\u662f\u5426\u63d0\u4f9b\u5b9e\u65f6\u94fe\u8def\u6307\u6807\u3001\u5386\u53f2P95\/P99\u62a5\u544a\u548c\u81ea\u5b9a\u4e49\u544a\u8b66\u3002<\/li>\n<li>\u534f\u8bae\u652f\u6301\uff1a\u662f\u5426\u652f\u6301HTTP\/2\u3001HTTP\/3\uff08QUIC\uff09\u3001TLS 1.3\u3001TCP BBR\u7b49\u73b0\u4ee3\u534f\u8bae\u4e0e\u4f18\u5316\u3002<\/li>\n<li>\u56de\u6e90\u7b56\u7565\u4e0e\u7075\u6d3b\u5ea6\uff1a\u662f\u5426\u5141\u8bb8\u81ea\u5b9a\u4e49\u56de\u6e90\u4f18\u5148\u7ea7\u3001\u5730\u57df\u9ed1\u767d\u540d\u5355\u548c\u591a\u6e90\u56de\u6e90\u3002<\/li>\n<li>\u4e92\u8054\u4e92\u901a\u4e0e\u5bf9\u7b49\uff08peering\uff09\uff1a\u4f9b\u5e94\u5546\u5728\u4e3b\u8981ISP\uff08\u7535\u4fe1\u3001\u8054\u901a\u3001\u79fb\u52a8\uff09\u53ca\u4e3b\u8981\u533a\u57df\uff08\u9999\u6e2f\u3001\u7f8e\u56fd\uff09\u662f\u5426\u6709\u826f\u597d\u5bf9\u7b49\u5173\u7cfb\uff0c\u8fd9\u76f4\u63a5\u5f71\u54cd\u8de8\u5883\u8bbf\u95ee\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h3>\u5b9e\u9645\u90e8\u7f72\u5efa\u8bae<\/h3>\n<ul>\n<li>\u5c0f\u6b65\u8fed\u4ee3\uff1a\u5148\u5728\u4f4e\u98ce\u9669\u6d41\u91cf\u4e0a\u7070\u5ea6\u667a\u80fd\u8def\u7531\u7b56\u7565\uff0c\u901a\u8fc7A\/B\u5bf9\u6bd4\u9a8c\u8bc1\u5ef6\u8fdf\u4e0e\u53ef\u7528\u6027\u63d0\u5347\u3002<\/li>\n<li>\u7ed3\u5408\u8fb9\u7f18\u8ba1\u7b97\uff1a\u5bf9\u5ef6\u8fdf\u654f\u611f\u7684\u903b\u8f91\u5c3d\u91cf\u4e0b\u6c89\u5230\u8fb9\u7f18\uff08\u4f8b\u5982\u7528\u9999\u6e2fVPS\u6216\u8fb9\u7f18\u51fd\u6570\u5904\u7406\u90e8\u5206\u8bf7\u6c42\uff09\uff0c\u51cf\u5c11\u56de\u6e90\u5f80\u8fd4\u3002<\/li>\n<li>\u6df7\u5408\u67b6\u6784\uff1a\u5bf9\u5168\u7403\u7528\u6237\u91c7\u7528\u591a\u4e91\u548c\u591a\u5730\u533a\u90e8\u7f72\uff08\u9999\u6e2f\u670d\u52a1\u5668+\u7f8e\u56fd\u670d\u52a1\u5668+\u65e5\u672c\u670d\u52a1\u5668\uff09\uff0c\u5e76\u4ee5\u667a\u80fd\u8def\u7531\u5728\u4e0d\u540c\u6765\u6e90\u4e4b\u95f4\u7075\u6d3b\u8c03\u5ea6\u3002<\/li>\n<li>\u6d4b\u8bd5\u4e0e\u6f14\u7ec3\uff1a\u7ecf\u5e38\u6027\u8fdb\u884c\u5931\u6548\u6f14\u7ec3\uff08\u94fe\u8def\u65ad\u88c2\u3001POP\u4e0d\u53ef\u7528\uff09\uff0c\u9a8c\u8bc1\u5207\u6362\u903b\u8f91\u4e0e\u76d1\u63a7\u544a\u8b66\u7684\u6709\u6548\u6027\u3002<\/li>\n<\/ul>\n<h2>\u603b\u7ed3<\/h2>\n<p>\u9762\u5bf9\u65e5\u76ca\u4e25\u683c\u7684\u7528\u6237\u4f53\u9a8c\u8981\u6c42\uff0c\u4f20\u7edf\u9759\u6001CDN\u5df2\u65e0\u6cd5\u6ee1\u8db3\u6240\u6709\u4f4e\u5ef6\u8fdf\u573a\u666f\u3002\u901a\u8fc7\u6784\u5efa\u57fa\u4e8e\u591a\u7ef4\u7f51\u7edc\u611f\u77e5\u7684<strong>CDN\u667a\u80fd\u8def\u7531\u4f18\u5316\u65b9\u6cd5<\/strong>\uff0c\u7ed3\u5408QUIC\/TCP\u4f18\u5316\u3001FEC\u3001\u4f1a\u8bdd\u8fc1\u79fb\u4e0e\u667a\u80fd\u7b56\u7565\u5f15\u64ce\uff0c\u53ef\u4ee5\u5728\u591a\u533a\u57df\uff08\u5305\u62ec\u9999\u6e2f\u3001\u7f8e\u56fd\u3001\u65e5\u672c\u3001\u97e9\u56fd\u3001\u65b0\u52a0\u5761\uff09\u663e\u8457\u964d\u4f4e\u7aef\u5230\u7aef\u5ef6\u8fdf\u5e76\u63d0\u9ad8\u7a33\u5b9a\u6027\u3002\u5bf9\u4e8e\u7ad9\u957f\u4e0e\u4f01\u4e1a\u7528\u6237\uff0c\u63a8\u8350\u5148\u4ece\u5173\u952e\u4e1a\u52a1\u6d41\u91cf\u5f00\u59cb\u7070\u5ea6\u6d4b\u8bd5\uff0c\u9010\u6b65\u6269\u5927\u5230\u5168\u91cf\u6d41\u91cf\uff0c\u5e76\u7ed3\u5408\u672c\u5730\u5316\u8d44\u6e90\uff08\u5982\u9999\u6e2f\u670d\u52a1\u5668\u3001\u9999\u6e2fVPS\uff09\u4e0e\u6d77\u5916\u8282\u70b9\uff08\u7f8e\u56fd\u670d\u52a1\u5668\u3001\u65b0\u52a0\u5761\u670d\u52a1\u5668\u7b49\uff09\u5f62\u6210\u5f39\u6027\u6df7\u5408\u67b6\u6784\u3002<\/p>\n<p>\u5982\u9700\u8fdb\u4e00\u6b65\u5b9e\u8df5\u5c42\u9762\u7684\u8d44\u6e90\u6216\u6258\u7ba1\u9009\u9879\uff0c\u53ef\u4ee5\u53c2\u8003 Server.HK \u63d0\u4f9b\u7684\u5404\u7c7b\u65b9\u6848\u548c\u5730\u57df\u5e03\u5c40\uff0c\u6216\u76f4\u63a5\u67e5\u770b\u5176\u9999\u6e2f\u670d\u52a1\u5668\u8be6\u60c5\uff1a<a href=\"https:\/\/server.hk\/server.php\">\u9999\u6e2f\u670d\u52a1\u5668<\/a>\u3002\u66f4\u591a\u4ea7\u54c1\u4e0e\u670d\u52a1\u4fe1\u606f\u53ef\u89c1\u5b98\u7f51\uff1a<a href=\"https:\/\/server.hk\/\">Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5ef6\u8fdf\u76f4\u63a5\u51b3\u5b9a\u7528\u6237\u4f53\u9a8c\u4e0e\u8f6c\u5316\u7387\u3002\u672c\u6587\u4ee5\u901a\u4fd7\u7684\u65b9\u5f0f\u63ed\u79d8\u4e00\u5957\u9762\u5411\u4f4e\u5ef6\u8fdf\u7684CDN\u667a\u80fd\u8def\u7531\u4f18\u5316\u65b9\u6cd5\uff0c\u7ed3\u5408\u539f\u7406\u3001\u573a\u666f\u4e0e\u9009\u8d2d\u5efa\u8bae\uff0c\u5e2e\u52a9\u4f60\u5728\u9999\u6e2f\u3001\u7f8e\u56fd\u53ca\u8de8\u533a\u57df\u90e8\u7f72\u4e2d\u5b9e\u73b0\u66f4\u5feb\u66f4\u7a33\u7684\u8bbf\u95ee\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4928],"tags":[2990,260,4677,4676,4675,2842,4679,4678],"class_list":["post-210275","post","type-post","status-publish","format-standard","hentry","category-4928","tag-cdn","tag-260","tag-4677","tag-4676","tag-4675","tag-2842","tag-4679","tag-4678"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/210275","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=210275"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/210275\/revisions"}],"predecessor-version":[{"id":210276,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/210275\/revisions\/210276"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=210275"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=210275"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=210275"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}