{"id":67608,"date":"2025-11-19T11:32:59","date_gmt":"2025-11-19T03:32:59","guid":{"rendered":"https:\/\/www.dataplugs.com\/advanced-firewall-rules-stateful-inspection-packet-filtering\/"},"modified":"2025-11-19T11:35:56","modified_gmt":"2025-11-19T03:35:56","slug":"advanced-firewall-rules-stateful-inspection-packet-filtering","status":"publish","type":"post","link":"https:\/\/www.dataplugs.com\/tc\/advanced-firewall-rules-stateful-inspection-packet-filtering\/","title":{"rendered":"\u9032\u968e\u9632\u706b\u7246\u898f\u5247\uff1a\u72c0\u614b\u6aa2\u67e5\u3001\u5c01\u5305\u904e\u6ffe"},"content":{"rendered":"<p>\u96a8\u8457\u7db2\u7d61\u653b\u64ca\u65e5\u76ca\u7cbe\u5bc6\uff0c\u4ee5\u53ca\u96f2\u7aef\u3001\u6df7\u5408\u96f2\u548c\u9060\u7aef\u8fa6\u516c\u74b0\u5883\u666e\u53ca\uff0c\u4f01\u696d\u5c0d\u5148\u9032\u9632\u706b\u7246\u898f\u5247\u7684\u9700\u6c42\u5927\u5e45\u63d0\u5347\u3002\u73fe\u4ee3\u8cc7\u5b89\u5df2\u4e0d\u518d\u53ea\u662f\u4f9d\u8cf4\u975c\u614b\u5c01\u5305\u904e\u6ffe\uff0c\u800c\u662f\u7d50\u5408\u72c0\u614b\u6aa2\u67e5\uff08Stateful Inspection\uff09\u8207\u52d5\u614b\u5c01\u5305\u904e\u6ffe\uff0c\u91dd\u5c0d\u6bcf\u500b\u7db2\u7d61\u9023\u7dda\u7684\u5167\u5bb9\u8207\u884c\u70ba\u9032\u884c\u7e1d\u5bc6\u5206\u6790\uff0c\u5be6\u73fe\u5373\u6642\u3001\u667a\u80fd\u5316\u9632\u8b77\u3002\u7121\u8ad6\u662f\u72c0\u614b\u9632\u706b\u7246\u9084\u662f\u72c0\u614b\u5c01\u5305\u9632\u706b\u7246\uff0c\u90fd\u80fd\u5168\u7a0b\u8ffd\u8e64\u9023\u7dda\u751f\u547d\u5468\u671f\uff0c\u6709\u6548\u6514\u622a\u7570\u5e38\u6d3b\u52d5\uff0c\u7dad\u6301\u4f01\u696d\u7db2\u7d61\u7684\u7a69\u5b9a\u8207\u5b89\u5168\u3002<\/p>\n<h2><strong>\u5f9e\u975c\u614b\u904e\u6ffe\u8d70\u5411\u60c5\u5883\u611f\u77e5\u9632\u8b77<\/strong><\/h2>\n<p>\u50b3\u7d71\u7121\u72c0\u614b\u9632\u706b\u7246\u591a\u4ee5 IP\u3001\u57e0\u865f\u8207\u5354\u8b70\u7b49\u975c\u614b\u898f\u5247\u9010\u4e00\u6aa2\u67e5\u6bcf\u500b\u5c01\u5305\uff0c\u96d6\u7136\u901f\u5ea6\u5feb\u3001\u67b6\u69cb\u7c21\u55ae\uff0c\u4f46\u96e3\u4ee5\u5075\u6e2c\u8907\u96dc\u653b\u64ca\u624b\u6cd5\uff0c\u4f8b\u5982\u6a6b\u5411\u6ef2\u900f\u3001\u6703\u8a71\u52ab\u6301\u6216\u591a\u968e\u6bb5\u653b\u64ca\u3002\u9019\u985e\u9632\u706b\u7246\u8f03\u9069\u5408\u98a8\u96aa\u8f03\u4f4e\u6216\u67b6\u69cb\u7c21\u55ae\u7684\u7db2\u7d61\u3002<br \/> \u76f8\u5c0d\u5730\uff0c\u72c0\u614b\u9632\u706b\u7246\u6703\u6301\u7e8c\u8a18\u9304\u6240\u6709\u6d3b\u8e8d\u9023\u7dda\u7684\u72c0\u614b\uff0c\u8ffd\u8e64\u5982 TCP \u4e09\u5411\u4ea4\u63e1\u3001\u9023\u7dda\u6642\u5e8f\u8207\u6703\u8a71\u8cc7\u6599\u7b49\u95dc\u9375\u8cc7\u8a0a\u3002\u6bcf\u500b\u5c01\u5305\u5728\u88ab\u5141\u8a31\u524d\uff0c\u7686\u6703\u8207\u9023\u7dda\u6b77\u53f2\u9032\u884c\u6bd4\u5c0d\uff0c\u5f9e\u800c\u8fa8\u8b58\u7570\u5e38\u3001\u907f\u514d\u507d\u9020\u6703\u8a71\u6216\u963b\u64cb\u7570\u5e38\u6d41\u91cf\u3002\u9019\u7a2e\u60c5\u5883\u611f\u77e5\u7684\u9632\u8b77\u6a21\u5f0f\uff0c\u4e0d\u50c5\u63d0\u5347\u5a01\u8105\u5075\u6e2c\u80fd\u529b\uff0c\u4e5f\u8b93\u5b89\u5168\u653f\u7b56\u7ba1\u7406\u66f4\u9748\u6d3b\u3002<\/p>\n<h2><strong>\u72c0\u614b\u6aa2\u67e5\u9632\u706b\u7246\u7684\u56db\u5927\u512a\u52e2<\/strong><\/h2>\n<ul>\n<li><strong>\u5168\u65b9\u4f4d\u5a01\u8105\u5075\u6e2c<\/strong>\uff1a\u72c0\u614b\u9632\u706b\u7246\u80fd\u540c\u6642\u5206\u6790\u5c01\u5305\u6a19\u982d\u8207\u5167\u5bb9\uff0c\u7d50\u5408\u9023\u7dda\u4e0a\u4e0b\u6587\uff0c\u5075\u6e2c\u5982 DDoS \u653e\u5927\u3001\u5354\u8b70\u7570\u5e38\u6216\u672a\u6388\u6b0a\u5b58\u53d6\u7b49\u9032\u968e\u653b\u64ca\u3002<\/li>\n<li><strong>\u52d5\u614b\u5f48\u6027\u8abf\u6574<\/strong>\uff1a\u96a8\u8457\u9023\u7dda\u5efa\u7acb\u3001\u8b8a\u66f4\u6216\u7d42\u6b62\uff0c\u72c0\u614b\u8868\u5373\u6642\u66f4\u65b0\uff0c\u5b89\u5168\u7b56\u7565\u53ef\u96a8\u6d41\u91cf\u6a21\u5f0f\u81ea\u52d5\u8abf\u6574\u3002<\/li>\n<li><strong>\u6548\u80fd\u512a\u5316<\/strong>\uff1a\u5c0d\u5df2\u5efa\u7acb\u4e14\u53ef\u4fe1\u7684\u6703\u8a71\u6e1b\u5c11\u91cd\u8907\u6aa2\u67e5\uff0c\u964d\u4f4e\u904b\u7b97\u8ca0\u64d4\uff0c\u78ba\u4fdd\u9ad8\u541e\u5410\u91cf\uff0c\u7279\u5225\u9069\u7528\u65bc\u9ad8\u983b\u696d\u52d9\u6216\u5373\u6642\u61c9\u7528\u3002<\/li>\n<li><strong>\u7d30\u7dfb\u653f\u7b56\u63a7\u7ba1<\/strong>\uff1a\u53ef\u6839\u64da\u7528\u6236\u3001\u61c9\u7528\u6216\u9023\u7dda\u72c0\u614b\u81ea\u8a02\u898f\u5247\uff0c\u6eff\u8db3\u5408\u898f\u8207\u90e8\u9580\u5206\u6b0a\u9700\u6c42\uff0c\u9748\u6d3b\u652f\u63f4\u591a\u5143\u696d\u52d9\u578b\u614b\u3002<\/li>\n<\/ul>\n<h2><strong>\u9632\u706b\u7246\u8a2d\u5b9a\u8207\u65e5\u5e38\u7ba1\u7406\u6700\u4f73\u5be6\u8e10<\/strong><\/h2>\n<p>\u9632\u706b\u7246\u80fd\u5426\u767c\u63ee\u6700\u5927\u6548\u76ca\uff0c\u53d6\u6c7a\u65bc\u898f\u5247\u8a2d\u8a08\u8207\u6301\u7e8c\u7dad\u8b77\u3002\u932f\u8aa4\u6216\u904e\u6642\u7684\u8a2d\u5b9a\u5bb9\u6613\u9020\u6210\u5b89\u5168\u6f0f\u6d1e\u6216\u8aa4\u6514\u5408\u6cd5\u6d41\u91cf\u3002\u5efa\u8b70\uff1a<\/p>\n<ul>\n<li>\u5b9a\u671f\u5be9\u67e5\u8207\u8abf\u6574\u898f\u5247\uff0c\u96a8\u696d\u52d9\u8207\u7db2\u7d61\u67b6\u69cb\u8b8a\u52d5\u5373\u6642\u66f4\u65b0\u3002<\/li>\n<li>\u9032\u884c\u8a2d\u5b9a\u7a3d\u6838\u8207\u6ef2\u900f\u6e2c\u8a66\uff0c\u53ca\u65e9\u767c\u73fe\u6f5b\u5728\u5f31\u9ede\u3002<\/li>\n<li>\u63a1\u7528\u96c6\u4e2d\u5f0f\u7ba1\u7406\u5e73\u53f0\uff0c\u7d71\u4e00\u591a\u5730\u9ede\u6216\u591a\u96f2\u74b0\u5883\u653f\u7b56\u3002<\/li>\n<li>\u5bc6\u5207\u8ffd\u8e64\u65b0\u578b\u5a01\u8105\uff0c\u4e26\u5373\u6642\u66f4\u65b0\u97cc\u9ad4\u8207\u5b89\u5168\u4fee\u88dc\u3002<\/li>\n<\/ul>\n<p>Dataplugs \u63d0\u4f9b\u5c08\u696d\u9632\u706b\u7246\u7ba1\u7406\u8207\u4f01\u696d\u7d1a\u786c\u4ef6\uff0c\u5354\u52a9\u7528\u6236\u7dad\u6301\u9ad8\u6a19\u6e96\u8cc7\u5b89\u9632\u8b77\u4e26\u7b26\u5408\u5408\u898f\u8981\u6c42\u3002<\/p>\n<h2><strong>\u6df7\u5408\u96f2\u8207\u591a\u96f2\u74b0\u5883\u4e0b\u7684\u72c0\u614b\u9632\u706b\u7246\u61c9\u7528<\/strong><\/h2>\n<p>\u96a8\u8457\u4f01\u696d\u5c0e\u5165\u6df7\u5408\u96f2\u8207\u591a\u96f2\u67b6\u69cb\uff0c\u7db2\u7d61\u908a\u754c\u6108\u52a0\u6a21\u7cca\uff0c\u5b89\u5168\u9700\u6c42\u66f4\u898b\u8907\u96dc\u3002\u72c0\u614b\u6aa2\u67e5\u9632\u706b\u7246\u7279\u5225\u9069\u5408\uff1a<\/p>\n<ul>\n<li>\u8de8\u672c\u5730\u3001\u96f2\u7aef\u8207\u5206\u6563\u5f0f\u57fa\u790e\u8a2d\u65bd\u63a8\u52d5\u4e00\u81f4\u5b89\u5168\u653f\u7b56\u3002<\/li>\n<li>\u6df1\u5ea6\u6aa2\u67e5\u6578\u64da\u4e2d\u5fc3\u8207\u96f2\u7aef\u9593\u6771\u897f\u5411\u6d41\u91cf\uff0c\u9632\u6b62\u5a01\u8105\u6a6b\u5411\u64f4\u6563\u3002<\/li>\n<li>\u8207\u96f2\u539f\u751f\u5b89\u5168\u670d\u52d9\u6574\u5408\uff0c\u9069\u61c9\u52d5\u614b\u8abf\u5ea6\u8207\u5f48\u6027\u64f4\u5c55\u3002<\/li>\n<\/ul>\n<p>Dataplugs \u7684\u6df7\u5408\u4e3b\u6a5f\u65b9\u6848\u914d\u5408\u72c0\u614b\u9632\u706b\u7246\uff0c\u8b93\u4f01\u696d\u7121\u7e2b\u4fdd\u8b77\u50b3\u7d71\u8207\u96f2\u7aef\u5de5\u4f5c\u8ca0\u8f09\u3002<\/p>\n<h2><strong>\u61c9\u7528\u5c64\u8207 DDoS \u9032\u968e\u9632\u8b77<\/strong><\/h2>\n<p>\u73fe\u4eca\u653b\u64ca\u5e38\u9396\u5b9a\u61c9\u7528\u5c64\uff0c\u50b3\u7d71\u50c5\u6aa2\u67e5\u7db2\u7d61\u5c64\u7684\u9632\u706b\u7246\u96e3\u4ee5\u61c9\u5c0d\u3002\u7d50\u5408\u72c0\u614b\u6aa2\u67e5\u3001\u6df1\u5ea6\u5c01\u5305\u6aa2\u6e2c\uff08DPI\uff09\u8207\u61c9\u7528\u8b58\u5225\uff0c\u80fd\u6709\u6548\uff1a<\/p>\n<ul>\n<li>\u6514\u622a\u5982 SQL \u6ce8\u5165\u3001\u8cc7\u6599\u5916\u6d29\u3001\u96f6\u6642\u5dee\u6f0f\u6d1e\u7b49\u9ad8\u968e\u653b\u64ca\u3002<\/li>\n<li>\u4f9d\u61c9\u7528\u8b58\u5225\uff08\u975e\u50c5\u57e0\u865f\/\u5354\u8b70\uff09\u8a2d\u5b9a\u7cbe\u7d30\u653f\u7b56\u3002<\/li>\n<li>\u5f37\u5316 API \u53ca Web \u61c9\u7528\u9632\u8b77\uff0c\u6eff\u8db3\u6578\u4f4d\u5316\u71df\u904b\u9700\u6c42\u3002<\/li>\n<\/ul>\n<p>Dataplugs \u66f4\u6574\u5408 DDoS \u7de9\u89e3\u6a5f\u5236\uff0c\u78ba\u4fdd\u5728\u653b\u64ca\u9ad8\u5cf0\u4e0b\u4f9d\u7136\u7dad\u6301\u670d\u52d9\u53ef\u7528\u6027\u8207\u7a69\u5b9a\u6548\u80fd\u3002<\/p>\n<h2><strong>Dataplugs \u66b4\u529b\u7834\u89e3\u9632\u8b77\u8207\u9632\u706b\u7246\u65b9\u6848<\/strong><\/h2>\n<p>\u66b4\u529b\u7834\u89e3\u653b\u64ca\u900f\u904e\u81ea\u52d5\u5316\u5de5\u5177\u53cd\u8986\u5617\u8a66\u5bc6\u78bc\uff0c\u5c0d\u654f\u611f\u5e33\u865f\u69cb\u6210\u6975\u5927\u5a01\u8105\u3002Dataplugs \u63d0\u4f9b\u591a\u5c64\u6b21\u9632\u8b77\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u9650\u5236\u767b\u5165\u6b21\u6578\uff0c\u9632\u6b62\u81ea\u52d5\u5316\u66b4\u529b\u5617\u8a66\u3002<\/li>\n<li>\u5931\u6557\u5f8c\u81ea\u52d5\u5ef6\u9072\u8655\u7406\uff0c\u62d6\u6162\u653b\u64ca\u7bc0\u594f\u3002<\/li>\n<li>\u53ef\u5373\u6642\u5c01\u9396\u6216\u767d\u540d\u55ae\u7ba1\u7406\u53ef\u7591 IP\u3002<\/li>\n<li>\u7ba1\u7406\u54e1\u63a5\u7372\u7570\u5e38\u5831\u8b66\uff0c\u4e26\u65bc\u767b\u5165\u9801\u63d0\u9192\u5269\u9918\u5617\u8a66\u6b21\u6578\u3002<\/li>\n<li>\u5c01\u9396\u7528\u6236\u53ef\u986f\u793a\u81ea\u8a02\u8a0a\u606f\uff0c\u63d0\u5347\u900f\u660e\u5ea6\u3002<\/li>\n<\/ul>\n<p>Dataplugs \u63a1\u7528 FortiGate \u9632\u706b\u7246\uff0c\u6574\u5408\u9632\u6bd2\u3001\u7db2\u9801\u904e\u6ffe\u3001\u5165\u4fb5\u9632\u8b77\u3001SSL \u89e3\u5bc6\u8207\u5148\u9032\u5a01\u8105\u5075\u6e2c\u7b49\u529f\u80fd\uff0c\u4e26\u517c\u5177\u9ad8\u6548\u80fd\u8207\u53ef\u64f4\u5c55\u6027\u3002\u9069\u7528\u65bc\u5c08\u5c6c\u4f3a\u670d\u5668\u3001\u96f2\u4e3b\u6a5f\u8207\u6df7\u5408\u74b0\u5883\uff0c\u5354\u52a9\u4f01\u696d\u81ea\u52d5\u5316\u5075\u6e2c\u3001\u5c01\u9396\u8207\u56de\u61c9\u66b4\u529b\u7834\u89e3\u53ca\u5404\u985e\u9032\u968e\u653b\u64ca\u3002<\/p>\n<h2><strong>\u72c0\u614b\u9632\u706b\u7246 vs 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