{"id":21555,"date":"2025-06-10T14:21:42","date_gmt":"2025-06-10T06:21:42","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-cn\/commonly-used-public-network-acceleration-technologies\/"},"modified":"2025-06-10T14:26:26","modified_gmt":"2025-06-10T06:26:26","slug":"commonly-used-public-network-acceleration-technologies","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-cn\/knowledge\/commonly-used-public-network-acceleration-technologies\/","title":{"rendered":"\u5e38\u7528\u5230\u7684\u516c\u7f51\u52a0\u901f\u6280\u672f\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"<p>\u5728\u5f53\u4eca\u6570\u5b57\u5316\u73af\u5883\u4e2d\uff0c\u7f51\u7edc\u52a0\u901f\u6280\u672f\u5bf9\u4e8e\u5229\u7528<a href=\"https:\/\/www.varidata.com\/zh-cn\/server\/hk\/cn2\/\" target=\"_blank\">\u9999\u6e2f\u670d\u52a1\u5668\u79df\u7528<\/a>\u89e3\u51b3\u65b9\u6848\u7684\u4f01\u4e1a\u6765\u8bf4\uff0c\u5df2\u6210\u4e3a\u5728\u5168\u7403\u5e02\u573a\u4fdd\u6301\u7ade\u4e89\u4f18\u52bf\u7684\u5173\u952e\u3002\u9999\u6e2f\u4f5c\u4e3a\u4e3b\u8981\u4e92\u8054\u7f51\u67a2\u7ebd\u7684\u6218\u7565\u4f4d\u7f6e\uff0c\u4f7f\u5176\u6210\u4e3a\u90e8\u7f72\u5148\u8fdb\u52a0\u901f\u6280\u672f\u7684\u7406\u60f3\u9009\u62e9\uff0c\u4ece\u800c\u589e\u5f3a\u5168\u7403\u8fde\u901a\u6027\u548c\u7528\u6237\u4f53\u9a8c\u3002<\/p>\n<h2><strong>\u7406\u89e3CDN\u6280\u672f\u53ca\u5176\u5b9e\u65bd<\/strong><\/h2>\n<p>\u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff08CDN\uff09\u6784\u6210\u4e86\u73b0\u4ee3\u7f51\u7edc\u52a0\u901f\u7b56\u7565\u7684\u9aa8\u5e72\u3002\u5728\u9999\u6e2f\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e2d\uff0cCDN\u521b\u5efa\u4e86\u4e00\u4e2a\u5206\u5e03\u5f0f\u670d\u52a1\u5668\u7f51\u7edc\uff0c\u53ef\u4ee5\u4ece\u6700\u8fd1\u7684\u5730\u7406\u4f4d\u7f6e\u5411\u7528\u6237\u7f13\u5b58\u548c\u4f20\u9012\u5185\u5bb9\u3002<\/p>\n<ul>\n<li>\u5728\u5168\u7403\u4e3b\u8981\u533a\u57df\u90e8\u7f72\u8fb9\u7f18\u670d\u52a1\u5668<\/li>\n<li>\u901a\u8fc7\u8def\u7531\u4f18\u5316\u5b9e\u73b0\u52a8\u6001\u5185\u5bb9\u52a0\u901f<\/li>\n<li>\u9759\u6001\u8d44\u6e90\u7684\u667a\u80fd\u7f13\u5b58\u673a\u5236<\/li>\n<li>\u5b9e\u65f6\u8d1f\u8f7d\u5747\u8861\u80fd\u529b<\/li>\n<\/ul>\n<p>\u4f01\u4e1a\u7ea7CDN\u89e3\u51b3\u65b9\u6848\u901a\u5e38\u53ef\u4ee5\u5b9e\u73b030-60%\u7684\u5185\u5bb9\u4f20\u8f93\u901f\u5ea6\u63d0\u5347\uff0c\u67d0\u4e9b\u5b9e\u65bd\u65b9\u6848\u62a5\u544a\u6e90\u670d\u52a1\u5668\u8d1f\u8f7d\u51cf\u5c11\u9ad8\u8fbe80%\u3002<\/p>\n<h2><strong>\u534f\u8bae\u4f18\u5316\uff1a\u8d85\u8d8a\u4f20\u7edf\u89e3\u51b3\u65b9\u6848<\/strong><\/h2>\n<p>\u73b0\u4ee3\u534f\u8bae\u4f18\u5316\u6280\u672f\u5df2\u7ecf\u8fdc\u8fdc\u8d85\u8d8a\u4e86\u57fa\u672c\u7684TCP\u8c03\u4f18\u3002\u5728\u9999\u6e2f\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e2d\uff0c\u5b9e\u65bd\u524d\u6cbf\u534f\u8bae\u548c\u7b97\u6cd5\u5df2\u6210\u4e3a\u4f01\u4e1a\u7684\u91cd\u8981\u53d8\u9769\u3002<\/p>\n<ol>\n<li>QUIC\u534f\u8bae\u5b9e\u65bd\uff1a\n<ul>\n<li>\u51cf\u5c11\u8fde\u63a5\u5efa\u7acb\u65f6\u95f4<\/li>\n<li>\u6539\u8fdb\u62e5\u585e\u63a7\u5236<\/li>\n<li>\u63d0\u5347\u79fb\u52a8\u7f51\u7edc\u6027\u80fd<\/li>\n<\/ul>\n<\/li>\n<li>TCP BBR\u4f18\u5316\uff1a\n<ul>\n<li>\u5148\u8fdb\u7684\u62e5\u585e\u63a7\u5236\u7b97\u6cd5<\/li>\n<li>\u66f4\u597d\u7684\u5e26\u5bbd\u5229\u7528\u7387<\/li>\n<li>\u9ad8\u901f\u7f51\u7edc\u4e2d\u7684\u5ef6\u8fdf\u964d\u4f4e<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2><strong>\u8fb9\u7f18\u8ba1\u7b97\u52a0\u901f\u6846\u67b6<\/strong><\/h2>\n<p>\u8fb9\u7f18\u8ba1\u7b97\u4ee3\u8868\u4e86\u7f51\u7edc\u52a0\u901f\u65b9\u6cd5\u7684\u8303\u5f0f\u8f6c\u53d8\u3002\u901a\u8fc7\u5c06\u8ba1\u7b97\u8d44\u6e90\u90e8\u7f72\u5728\u66f4\u9760\u8fd1\u7ec8\u7aef\u7528\u6237\u7684\u4f4d\u7f6e\uff0c\u9999\u6e2f\u670d\u52a1\u5668\u79df\u7528\u63d0\u4f9b\u5546\u53ef\u4ee5\u663e\u8457\u51cf\u5c11\u5ef6\u8fdf\u5e76\u63d0\u9ad8\u5e94\u7528\u7a0b\u5e8f\u6027\u80fd\u3002<\/p>\n<ul>\n<li>\u8fb9\u7f18\u8ba1\u7b97\u57fa\u7840\u8bbe\u65bd\u7ec4\u4ef6\uff1a\n<ul>\n<li>\u7f51\u7edc\u8fb9\u7f18\u7684\u5fae\u6570\u636e\u4e2d\u5fc3<\/li>\n<li>\u672c\u5730\u7f13\u5b58\u548c\u5904\u7406\u5355\u5143<\/li>\n<li>\u5206\u5e03\u5f0f\u8d1f\u8f7d\u5747\u8861\u7cfb\u7edf<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u6280\u672f\u6307\u6807\u663e\u793a\uff0c\u4e0e\u4f20\u7edf\u4e91\u67b6\u6784\u76f8\u6bd4\uff0c\u8fb9\u7f18\u8ba1\u7b97\u53ef\u4ee5\u5c06\u5ef6\u8fdf\u51cf\u5c11\u9ad8\u8fbe50\u6beb\u79d2\uff0c\u8fd9\u5bf9\u5b9e\u65f6\u5e94\u7528\u5c24\u4e3a\u91cd\u8981\u3002<\/p>\n<h2><strong>BGP\u591a\u7ebf\u63a5\u5165\u6280\u672f<\/strong><\/h2>\n<p>BGP\uff08\u8fb9\u754c\u7f51\u5173\u534f\u8bae\uff09\u4f18\u5316\u662f\u4f01\u4e1a\u7ea7\u7f51\u7edc\u52a0\u901f\u7684\u57fa\u77f3\u3002\u9999\u6e2f\u4f5c\u4e3a\u5168\u7403\u4e92\u8054\u7f51\u67a2\u7ebd\u7684\u72ec\u7279\u5730\u4f4d\uff0c\u4f7f\u5176\u6210\u4e3a\u5b9e\u65bd\u590d\u6742BGP\u89e3\u51b3\u65b9\u6848\u7684\u7406\u60f3\u9009\u62e9\u3002<\/p>\n<ol>\n<li>\u9ad8\u7ea7BGP\u7279\u6027\uff1a\n<ul>\n<li>\u4efb\u64ad\u8def\u7531\u5b9e\u65bd<\/li>\n<li>\u8def\u5f84\u4f18\u5316\u7b97\u6cd5<\/li>\n<li>\u81ea\u52a8\u6545\u969c\u8f6c\u79fb\u673a\u5236<\/li>\n<\/ul>\n<\/li>\n<li>\u6027\u80fd\u6307\u6807\uff1a\n<ul>\n<li>99.99%\u7684\u6b63\u5e38\u8fd0\u884c\u65f6\u95f4\u4fdd\u8bc1<\/li>\n<li>\u5230\u4e3b\u8981\u4e9a\u6d32\u5e02\u573a\u7684\u5ef6\u8fdf\u4f4e\u4e8e30\u6beb\u79d2<\/li>\n<li>\u6570\u636e\u5305\u4e22\u5931\u7387\u964d\u4f4e\u81f30.1%\u4ee5\u4e0b<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2><strong>\u7cfb\u7edf\u7ea7\u4f18\u5316\u6280\u672f<\/strong><\/h2>\n<p>\u5185\u6838\u7ea7\u8c03\u4f18\u548c\u7cfb\u7edf\u4f18\u5316\u5728\u6700\u5927\u5316\u7f51\u7edc\u6027\u80fd\u4e2d\u53d1\u6325\u7740\u5173\u952e\u4f5c\u7528\u3002\u4ee5\u4e0b\u662f\u5173\u952e\u4f18\u5316\u53c2\u6570\u7684\u6280\u672f\u7ec6\u5206\uff1a<\/p>\n<pre><code>\r\n# TCP\u4f18\u5316\u53c2\u6570\r\nnet.ipv4.tcp_fin_timeout = 30\r\nnet.ipv4.tcp_keepalive_time = 1200\r\nnet.ipv4.tcp_max_syn_backlog = 8192\r\nnet.ipv4.tcp_tw_reuse = 1\r\n\r\n# \u7f51\u7edc\u7f13\u51b2\u533a\u8bbe\u7f6e\r\nnet.core.rmem_max = 16777216\r\nnet.core.wmem_max = 16777216\r\nnet.ipv4.tcp_rmem = 4096 87380 16777216\r\nnet.ipv4.tcp_wmem = 4096 65536 16777216\r\n<\/code><\/pre>\n<p>\u8fd9\u4e9b\u4f18\u5316\u53ef\u4ee5\u4f7f\u7f51\u7edc\u541e\u5410\u91cf\u548c\u8fde\u63a5\u5904\u7406\u80fd\u529b\u63d0\u9ad8\u9ad8\u8fbe25%\u3002<\/p>\n<h2><strong>\u5b89\u5168\u4e0e\u52a0\u901f\u96c6\u6210<\/strong><\/h2>\n<p>\u5728\u5b9e\u65bd\u52a0\u901f\u6280\u672f\u7684\u540c\u65f6\uff0c\u7ef4\u6301\u5f3a\u5927\u7684\u5b89\u5168\u63aa\u65bd\u81f3\u5173\u91cd\u8981\u3002\u73b0\u4ee3\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u9700\u8981\u5728\u6027\u80fd\u548c\u4fdd\u62a4\u4e4b\u95f4\u53d6\u5f97\u7cbe\u5999\u7684\u5e73\u8861\u3002<\/p>\n<ul>\n<li>\u9ad8\u7ea7\u5b89\u5168\u63aa\u65bd\uff1a\n<ul>\n<li>\u7b2c7\u5c42DDoS\u7f13\u89e3\uff0c\u5f00\u9500\u5c0f\u4e8e0.1\u6beb\u79d2<\/li>\n<li>AI\u9a71\u52a8\u7684WAF\u89c4\u5219\u4f18\u5316<\/li>\n<li>\u652f\u63010-RTT\u63e1\u624b\u7684TLS 1.3<\/li>\n<li>\u667a\u80fd\u9650\u901f\u7b97\u6cd5<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p>\u5b9e\u65bd\u8fd9\u4e9b\u5b89\u5168\u63aa\u65bd\u901a\u5e38\u4ec5\u589e\u52a02-5\u6beb\u79d2\u7684\u5ef6\u8fdf\uff0c\u540c\u65f6\u63d0\u4f9b\u4f01\u4e1a\u7ea7\u4fdd\u62a4\u3002<\/p>\n<h2><strong>\u76d1\u63a7\u548c\u6027\u80fd\u5206\u6790<\/strong><\/h2>\n<p>\u6709\u6548\u7684\u52a0\u901f\u9700\u8981\u5168\u9762\u7684\u76d1\u63a7\u548c\u5206\u6790\u3002\u73b0\u4ee3\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u91c7\u7528\u590d\u6742\u7684\u53ef\u89c2\u5bdf\u6027\u6280\u672f\u6808\uff1a<\/p>\n<pre><code>\r\n# Prometheus\u76d1\u63a7\u914d\u7f6e\r\nglobal:\r\n  scrape_interval: 15s\r\n  evaluation_interval: 15s\r\n\r\nscrape_configs:\r\n  - job_name: 'network_metrics'\r\n    static_configs:\r\n      - targets: ['localhost:9100']\r\n    metric_relabel_configs:\r\n      - source_labels: [__name__]\r\n        regex: 'node_network_.*'\r\n        action: keep\r\n<\/code><\/pre>\n<h2><strong>\u672a\u6765\u8d8b\u52bf\u548c\u5efa\u8bae<\/strong><\/h2>\n<p>\u5c55\u671b\u7f51\u7edc\u52a0\u901f\u7684\u672a\u6765\u53d1\u5c55\uff0c\u51e0\u9879\u65b0\u5174\u6280\u672f\u5728\u9999\u6e2f\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e2d\u663e\u793a\u51fa\u5de8\u5927\u6f5c\u529b\uff1a<\/p>\n<ol>\n<li>\u91cf\u5b50\u4e92\u8054\u7f51\u96c6\u6210\uff1a\n<ul>\n<li>\u91cf\u5b50\u5bc6\u94a5\u5206\u53d1<\/li>\n<li>\u6297\u91cf\u5b50\u52a0\u5bc6\u534f\u8bae<\/li>\n<li>\u8d85\u5b89\u5168\u6570\u636e\u4f20\u8f93<\/li>\n<\/ul>\n<\/li>\n<li>AI\u9a71\u52a8\u4f18\u5316\uff1a\n<ul>\n<li>\u9884\u6d4b\u8def\u7531\u7b97\u6cd5<\/li>\n<li>\u52a8\u6001\u8d44\u6e90\u5206\u914d<\/li>\n<li>\u81ea\u52a8\u5316\u6027\u80fd\u8c03\u4f18<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<h2><strong>\u7ed3\u8bba<\/strong><\/h2>\n<p>\u7f51\u7edc\u52a0\u901f\u6280\u672f\u7684\u683c\u5c40\u6301\u7eed\u53d1\u5c55\uff0c\u9999\u6e2f\u670d\u52a1\u5668\u79df\u7528\u89e3\u51b3\u65b9\u6848\u8d70\u5728\u521b\u65b0\u7684\u524d\u6cbf\u3002\u901a\u8fc7\u5b9e\u65bdCDN\u3001\u8fb9\u7f18\u8ba1\u7b97\u3001\u534f\u8bae\u4f18\u5316\u548c\u9ad8\u7ea7\u5b89\u5168\u63aa\u65bd\u7684\u7ec4\u5408\uff0c\u4f01\u4e1a\u53ef\u4ee5\u4e3a\u5176\u5168\u7403\u8fd0\u8425\u5b9e\u73b0\u6700\u4f73\u6027\u80fd\u3002\u5173\u952e\u5728\u4e8e\u9009\u62e9\u6b63\u786e\u7684\u6280\u672f\u7ec4\u5408\uff0c\u540c\u65f6\u5728\u6027\u80fd\u3001\u5b89\u5168\u6027\u548c\u6210\u672c\u6548\u76ca\u4e4b\u95f4\u4fdd\u6301\u5e73\u8861\u3002<\/p>\n<p>\u5bf9\u4e8e\u5bfb\u6c42\u4f18\u5316\u5176\u5168\u7403\u7f51\u7edc\u5b58\u5728\u7684\u7ec4\u7ec7\u800c\u8a00\uff0c\u9999\u6e2f\u670d\u52a1\u5668\u79df\u7528\u63d0\u4f9b\u5546\u63d0\u4f9b\u4e86\u53ef\u4ee5\u663e\u8457\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u548c\u4e1a\u52a1\u6027\u80fd\u7684\u524d\u6cbf\u52a0\u901f\u6280\u672f\u3002\u8bf7\u8bb0\u4f4f\u5b9a\u671f\u8bc4\u4f30\u548c\u66f4\u65b0\u60a8\u7684\u52a0\u901f\u7b56\u7565\uff0c\u4ee5\u5728\u5feb\u901f\u53d1\u5c55\u7684\u6570\u5b57\u5316\u73af\u5883\u4e2d\u4fdd\u6301\u9886\u5148\u5730\u4f4d\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728\u5f53\u4eca\u6570\u5b57\u5316\u73af\u5883\u4e2d\uff0c\u7f51\u7edc\u52a0\u901f\u6280\u672f\u5bf9\u4e8e\u5229\u7528\u9999\u6e2f\u670d\u52a1\u5668\u79df\u7528\u89e3\u51b3\u65b9\u6848\u7684\u4f01\u4e1a\u6765\u8bf4\uff0c\u5df2\u6210\u4e3a\u5728\u5168\u7403\u5e02\u573a\u4fdd\u6301\u7ade\u4e89\u4f18\u52bf\u7684\u5173\u952e\u3002\u9999\u6e2f\u4f5c\u4e3a\u4e3b\u8981\u4e92\u8054\u7f51\u67a2\u7ebd\u7684\u6218\u7565\u4f4d\u7f6e\uff0c\u4f7f\u5176\u6210\u4e3a\u90e8\u7f72\u5148\u8fdb\u52a0\u901f\u6280\u672f\u7684\u7406\u60f3\u9009\u62e9\uff0c\u4ece\u800c\u589e\u5f3a\u5168\u7403\u8fde\u901a\u6027\u548c\u7528\u6237\u4f53\u9a8c\u3002 \u7406\u89e3CDN\u6280\u672f\u53ca\u5176\u5b9e\u65bd \u5185\u5bb9\u5206\u53d1\u7f51\u7edc\uff08CDN\uff09\u6784\u6210\u4e86\u73b0\u4ee3\u7f51\u7edc\u52a0\u901f\u7b56\u7565\u7684\u9aa8\u5e72\u3002\u5728\u9999\u6e2f\u670d\u52a1\u5668\u79df\u7528\u73af\u5883\u4e2d\uff0cCDN\u521b\u5efa\u4e86\u4e00\u4e2a\u5206\u5e03\u5f0f\u670d\u52a1\u5668\u7f51\u7edc\uff0c\u53ef\u4ee5\u4ece\u6700\u8fd1\u7684\u5730\u7406\u4f4d\u7f6e\u5411\u7528\u6237\u7f13\u5b58\u548c\u4f20\u9012\u5185\u5bb9\u3002 \u5728\u5168\u7403\u4e3b\u8981\u533a\u57df\u90e8\u7f72\u8fb9\u7f18\u670d\u52a1\u5668 \u901a\u8fc7\u8def\u7531\u4f18\u5316\u5b9e\u73b0\u52a8\u6001\u5185\u5bb9\u52a0\u901f \u9759\u6001\u8d44\u6e90\u7684\u667a\u80fd\u7f13\u5b58\u673a\u5236 \u5b9e\u65f6\u8d1f\u8f7d\u5747\u8861\u80fd\u529b 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\u6280\u672f\u6307\u6807\u663e\u793a\uff0c\u4e0e\u4f20\u7edf\u4e91\u67b6\u6784\u76f8\u6bd4\uff0c\u8fb9\u7f18\u8ba1\u7b97\u53ef\u4ee5\u5c06\u5ef6\u8fdf\u51cf\u5c11\u9ad8\u8fbe50\u6beb\u79d2\uff0c\u8fd9\u5bf9\u5b9e\u65f6\u5e94\u7528\u5c24\u4e3a\u91cd\u8981\u3002 BGP\u591a\u7ebf\u63a5\u5165\u6280\u672f BGP\uff08\u8fb9\u754c\u7f51\u5173\u534f\u8bae\uff09\u4f18\u5316\u662f\u4f01\u4e1a\u7ea7\u7f51\u7edc\u52a0\u901f\u7684\u57fa\u77f3\u3002\u9999\u6e2f\u4f5c\u4e3a\u5168\u7403\u4e92\u8054\u7f51\u67a2\u7ebd\u7684\u72ec\u7279\u5730\u4f4d\uff0c\u4f7f\u5176\u6210\u4e3a\u5b9e\u65bd\u590d\u6742BGP\u89e3\u51b3\u65b9\u6848\u7684\u7406\u60f3\u9009\u62e9\u3002 \u9ad8\u7ea7BGP\u7279\u6027\uff1a \u4efb\u64ad\u8def\u7531\u5b9e\u65bd \u8def\u5f84\u4f18\u5316\u7b97\u6cd5 \u81ea\u52a8\u6545\u969c\u8f6c\u79fb\u673a\u5236 \u6027\u80fd\u6307\u6807\uff1a 99.99%\u7684\u6b63\u5e38\u8fd0\u884c\u65f6\u95f4\u4fdd\u8bc1 \u5230\u4e3b\u8981\u4e9a\u6d32\u5e02\u573a\u7684\u5ef6\u8fdf\u4f4e\u4e8e30\u6beb\u79d2 \u6570\u636e\u5305\u4e22\u5931\u7387\u964d\u4f4e\u81f30.1%\u4ee5\u4e0b \u7cfb\u7edf\u7ea7\u4f18\u5316\u6280\u672f \u5185\u6838\u7ea7\u8c03\u4f18\u548c\u7cfb\u7edf\u4f18\u5316\u5728\u6700\u5927\u5316\u7f51\u7edc\u6027\u80fd\u4e2d\u53d1\u6325\u7740\u5173\u952e\u4f5c\u7528\u3002\u4ee5\u4e0b\u662f\u5173\u952e\u4f18\u5316\u53c2\u6570\u7684\u6280\u672f\u7ec6\u5206\uff1a # TCP\u4f18\u5316\u53c2\u6570 net.ipv4.tcp_fin_timeout = 30 net.ipv4.tcp_keepalive_time = 1200 net.ipv4.tcp_max_syn_backlog = 8192 net.ipv4.tcp_tw_reuse = 1 # \u7f51\u7edc\u7f13\u51b2\u533a\u8bbe\u7f6e net.core.rmem_max [&#8230;]<\/p>\n<p><a class=\"btn btn-secondary understrap-read-more-link\" href=\"https:\/\/www.varidata.com\/zh-cn\/knowledge\/commonly-used-public-network-acceleration-technologies\/\">Read 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