{"id":19750,"date":"2024-11-12T09:14:44","date_gmt":"2024-11-12T01:14:44","guid":{"rendered":"https:\/\/www.varidata.com\/uncategorized-zh-tw\/traditional-firewall-vs-anti-ddos-firewall-key-differences\/"},"modified":"2025-04-11T09:17:33","modified_gmt":"2025-04-11T01:17:33","slug":"traditional-firewall-vs-anti-ddos-firewall-key-differences","status":"publish","type":"post","link":"https:\/\/www.varidata.com\/zh-tw\/blog-tc\/traditional-firewall-vs-anti-ddos-firewall-key-differences\/","title":{"rendered":"\u50b3\u7d71\u9632\u706b\u7246\u8207\u53cdDDoS\u9632\u706b\u7246\uff1a\u4e3b\u8981\u5340\u5225"},"content":{"rendered":"

\u5728\u9999\u6e2f\u4f3a\u670d\u5668\u79df\u7528<\/a>\u57fa\u790e\u8a2d\u65bd\u5feb\u901f\u767c\u5c55\u7684\u74b0\u5883\u4e2d\uff0c\u7406\u89e3\u50b3\u7d71\u9632\u706b\u7246\u548c\u53cdDDoS<\/a>\u9632\u706b\u7246\u4e4b\u9593\u7684\u5340\u5225\u5c0d\u7dad\u8b77\u5f37\u5927\u7684\u7db2\u8def\u5b89\u5168\u8b8a\u5f97\u81f3\u95dc\u91cd\u8981\u3002\u96a8\u8457\u7db2\u8def\u5a01\u8105\u5728\u4e9e\u592a\u5730\u5340\u8b8a\u5f97\u65e5\u76ca\u8907\u96dc\uff0c\u7d44\u7e54\u6a5f\u69cb\u5fc5\u9808\u8abf\u6574\u5176\u9632\u79a6\u6a5f\u5236\uff0c\u4ee5\u9632\u8b77\u50b3\u7d71\u653b\u64ca\u548c\u5927\u898f\u6a21DDoS\u653b\u64ca\u3002<\/p>\n

\u7406\u89e3\u50b3\u7d71\u9632\u706b\u7246\u67b6\u69cb<\/strong><\/h2>\n

\u50b3\u7d71\u9632\u706b\u7246\u57fa\u65bc\u8cc7\u6599\u5305\u904e\u6ffe\u7bc4\u5f0f\u904b\u4f5c\uff0c\u5728\u4e0d\u540c\u7684OSI\u5c64\u6aa2\u67e5\u7db2\u8def\u6d41\u91cf\u3002\u9019\u4e9b\u7cfb\u7d71\u901a\u5e38\u901a\u904e\u4e00\u7cfb\u5217\u9810\u5b9a\u7fa9\u7684\u898f\u5247\u548c\u7b56\u7565\u8655\u7406\u6d41\u91cf\uff0c\u4f5c\u70ba\u9632\u6b62\u672a\u6388\u6b0a\u8a2a\u554f\u5617\u8a66\u7684\u7b2c\u4e00\u9053\u9632\u7dda\u3002<\/p>\n

\u50b3\u7d71\u9632\u706b\u7246\u7684\u95dc\u9375\u7d44\u4ef6\u5305\u62ec\uff1a<\/p>\n

– \u72c0\u614b\u5305\u6aa2\u6e2c\uff08SPI\uff09<\/p>\n

– \u7db2\u8def\u4f4d\u5740\u8f49\u63db\uff08NAT\uff09<\/p>\n

– \u61c9\u7528\u5c64\u9598\u9053<\/p>\n

– \u865b\u64ec\u5c08\u7528\u7db2\u8def\uff08VPN\uff09\u652f\u63f4<\/p>\n

\r\n# \u57fa\u672cIptables\u898f\u5247\u7d50\u69cb\u793a\u4f8b\r\n# \u5141\u8a31HTTP\u548cHTTPS\u6d41\u91cf\r\niptables -A INPUT -p tcp --dport 80 -m state --state NEW,ESTABLISHED -j ACCEPT\r\niptables -A INPUT -p tcp --dport 443 -m state --state NEW,ESTABLISHED -j ACCEPT\r\n\r\n# \u5c4f\u853d\u7279\u5b9aIP\u7bc4\u570d\r\niptables -A INPUT -s 192.xxx.x.0\/24 -j DROP\r\niptables -A INPUT -s 10.x.x.0\/8 -j DROP\r\n\r\n# SSH\u9023\u63a5\u901f\u7387\u9650\u5236\r\niptables -A INPUT -p tcp --dport 22 -m state --state NEW -m recent --set\r\niptables -A INPUT -p tcp --dport 22 -m state --state NEW -m recent --update --seconds 60 --hitcount 4 -j DROP\r\n<\/code><\/pre>\n
\u53cdDDoS\u9632\u706b\u7246\u6838\u5fc3\u7d44\u4ef6<\/strong><\/h2>\n
\u53cdDDoS\u9632\u706b\u7246\u4ee3\u8868\u4e86\u7db2\u8def\u5b89\u5168\u7684\u91cd\u8981\u6f14\u9032\uff0c\u6574\u5408\u4e86\u5148\u9032\u7684\u6d41\u91cf\u5206\u6790\u6f14\u7b97\u6cd5\u548c\u5c08\u7528\u786c\u9ad4\u4f86\u7de9\u89e3\u5927\u898f\u6a21\u653b\u64ca\u3002\u9019\u4e9b\u7cfb\u7d71\u5229\u7528\u884c\u70ba\u5206\u6790\u3001\u6a5f\u5668\u5b78\u7fd2\u548c\u5373\u6642\u6d41\u91cf\u6a21\u5f0f\u8b58\u5225\u4f86\u8b58\u5225\u548c\u6d88\u9664\u5a01\u8105\u3002<\/p>\n
\u6838\u5fc3\u529f\u80fd\u5305\u62ec\uff1a<\/p>\n
1. \u6d41\u91cf\u7570\u5e38\u6aa2\u6e2c<\/p>\n
2. \u5354\u8b70\u5206\u6790<\/p>\n
3. \u884c\u70ba\u5b78\u7fd2<\/p>\n
4. \u5373\u6642\u7279\u5fb5\u751f\u6210<\/p>\n
5. \u81ea\u52d5\u7de9\u89e3\u56de\u61c9<\/p>\n
\r\n# DDoS\u7de9\u89e3\u914d\u7f6e\u793a\u4f8b\r\n# nginx\u901f\u7387\u9650\u5236\u914d\u7f6e\r\nlimit_req_zone $binary_remote_addr zone=one:10m rate=1r\/s;\r\nlimit_conn_zone $binary_remote_addr zone=addr:10m;\r\n\r\nlocation \/ {\r\n    limit_req zone=one burst=5 nodelay;\r\n    limit_conn addr 10;\r\n    \r\n    # \u9ad8\u7d1a\u4fdd\u8b77\r\n    client_body_timeout 10s;\r\n    client_header_timeout 10s;\r\n    \r\n    # \u81ea\u5b9a\u7fa9\u932f\u8aa4\u8655\u7406\r\n    error_page 503 \/custom_error_page.html;\r\n    \r\n    proxy_pass http:\/\/backend;\r\n    proxy_set_header X-Real-IP $remote_addr;\r\n}\r\n\r\n# TCP\/UDP\u6d2a\u6c34\u9632\u8b77\r\nstream {\r\n    limit_conn_zone $binary_remote_addr zone=stream_conn:10m;\r\n    \r\n    server {\r\n        listen 12345;\r\n        limit_conn stream_conn 5;\r\n        proxy_pass backend_server;\r\n    }\r\n}\r\n<\/code><\/pre>\n
\u6280\u8853\u5be6\u73fe\u5dee\u7570<\/strong><\/h2>\n
\u50b3\u7d71\u9632\u706b\u7246\u548c\u53cdDDoS\u9632\u706b\u7246\u7684\u67b6\u69cb\u5dee\u7570\u8d85\u51fa\u4e86\u57fa\u672c\u529f\u80fd\uff1a<\/p>\n
\u50b3\u7d71\u9632\u706b\u7246\uff1a<\/p>\n
– \u7dda\u6027\u8cc7\u6599\u5305\u8655\u7406<\/p>\n
– \u975c\u614b\u898f\u5247\u904e\u6ffe<\/p>\n
– \u6709\u9650\u7684\u9023\u63a5\u8ffd\u8e64<\/p>\n
– \u57fa\u672c\u5354\u8b70\u9a57\u8b49<\/p>\n
– \u6a19\u6e96\u786c\u9ad4\u67b6\u69cb<\/p>\n
\u53cdDDoS\u9632\u706b\u7246\uff1a<\/p>\n
– \u4f7f\u7528\u5c08\u7528ASIC\u7684\u4e26\u884c\u8655\u7406<\/p>\n
– \u52d5\u614b\u898f\u5247\u751f\u6210<\/p>\n
– \u9ad8\u7d1a\u9023\u63a5\u8ffd\u8e64<\/p>\n
– \u6df1\u5ea6\u5354\u8b70\u5206\u6790<\/p>\n
– \u5c08\u7528\u786c\u9ad4\u6700\u4f73\u5316<\/p>\n
– \u6a5f\u5668\u5b78\u7fd2\u80fd\u529b<\/p>\n
\u6548\u80fd\u6307\u6a19\u5c0d\u6bd4<\/strong><\/h2>\n
\u6700\u8fd1\u7684\u57fa\u6e96\u6e2c\u8a66\u986f\u793a\u5169\u7a2e\u65b9\u6cd5\u4e4b\u9593\u5b58\u5728\u986f\u8457\u7684\u6548\u80fd\u5dee\u7570\uff1a<\/p>\n
\u50b3\u7d71\u9632\u706b\u7246\uff1a<\/p>\n
– \u541e\u5410\u91cf\uff1a1-10 Gbps<\/p>\n
– \u4e26\u767c\u9023\u63a5\uff1a10\u842c-100\u842c<\/p>\n
– \u5ef6\u9072\uff1a1-5\u6beb\u79d2<\/p>\n
– \u9023\u63a5\u5efa\u7acb\u7387\uff1a5\u842c\/\u79d2<\/p>\n
– \u898f\u5247\u8655\u7406\uff1a\u9806\u5e8f\u8655\u7406<\/p>\n
\u53cdDDoS\u9632\u706b\u7246\uff1a<\/p>\n
– \u541e\u5410\u91cf\uff1a100+ Gbps<\/p>\n
– \u4e26\u767c\u9023\u63a5\uff1a1000\u842c+<\/p>\n
– \u5ef6\u9072\uff1a0.5-2\u6beb\u79d2<\/p>\n
– \u9023\u63a5\u5efa\u7acb\u7387\uff1a100\u842c+\/\u79d2<\/p>\n
– \u898f\u5247\u8655\u7406\uff1a\u786c\u9ad4\u52a0\u901f\u4e26\u884c\u8655\u7406<\/p>\n
\u9999\u6e2f\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u8003\u616e\u56e0\u7d20<\/strong><\/h2>\n
\u4f5c\u70ba\u4e3b\u8981\u7db2\u969b\u7db2\u8def\u6a1e\u7d10\uff0c\u9999\u6e2f\u5728\u9632\u706b\u7246\u90e8\u7f72\u65b9\u9762\u9700\u8981\u7279\u6b8a\u8003\u616e\uff1a<\/p>\n
\u5730\u7406\u56e0\u7d20\uff1a<\/p>\n
– \u9760\u8fd1\u4e3b\u8981\u653b\u64ca\u6e90<\/p>\n
– \u9ad8\u5bc6\u5ea6\u7db2\u8def\u57fa\u790e\u8a2d\u65bd<\/p>\n
– \u570b\u969b\u6d41\u91cf\u6a21\u5f0f<\/p>\n
– \u8de8\u5883\u8cc7\u6599\u6cd5\u898f<\/p>\n
\u6280\u8853\u8981\u6c42\uff1a<\/p>\n
– \u9ad8\u983b\u5bec\u5bb9\u91cf<\/p>\n
– \u4f4e\u5ef6\u9072\u8655\u7406<\/p>\n
– \u591a\u4e0a\u6e38\u4f9b\u61c9\u5546<\/p>\n
– \u5340\u57df\u5408\u898f\u6a19\u6e96<\/p>\n
\u5be6\u65bd\u6848\u4f8b\u7814\u7a76<\/strong><\/h2>\n
\u6df7\u5408\u4fdd\u8b77\u5be6\u65bd\u7684\u5be6\u969b\u793a\u4f8b\uff1a<\/p>\n
\r\n# \u6df7\u5408\u4fdd\u8b77\u914d\u7f6e\r\nupstream backend_servers {\r\n    server backend1.example.com:80;\r\n    server backend2.example.com:80 backup;\r\n    keepalive 32;\r\n}\r\n\r\nserver {\r\n    listen 80;\r\n    server_name example.com;\r\n    \r\n    # DDoS\u4fdd\u8b77\u5c64\r\n    limit_conn_zone $binary_remote_addr zone=addr:10m;\r\n    limit_conn addr 10;\r\n    \r\n    # \u5b89\u5168\u6a19\u982d\r\n    add_header X-Frame-Options \"SAMEORIGIN\";\r\n    add_header X-XSS-Protection \"1; mode=block\";\r\n    add_header X-Content-Type-Options \"nosniff\";\r\n    \r\n    # \u50b3\u7d71\u5b89\u5168\u5c64\r\n    location \/ {\r\n        allow 192.168.1.0\/24;\r\n        deny all;\r\n        \r\n        proxy_pass http:\/\/backend_servers;\r\n        proxy_http_version 1.1;\r\n        proxy_set_header Connection \"\";\r\n        \r\n        # \u9ad8\u7d1a\u65e5\u8a8c\r\n        access_log \/var\/log\/nginx\/access.log combined buffer=32k flush=5s;\r\n    }\r\n    \r\n    # API\u901f\u7387\u9650\u5236\r\n    location \/api\/ {\r\n        limit_req zone=api burst=20 nodelay;\r\n        proxy_pass http:\/\/api_backend;\r\n    }\r\n}\r\n<\/code><\/pre>\n
\u6210\u672c\u6548\u76ca\u5206\u6790<\/strong><\/h2>\n
\u9999\u6e2f\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u7684\u6295\u8cc7\u8003\u616e\u5fc5\u9808\u8003\u616e\u4ee5\u4e0b\u5e7e\u500b\u56e0\u7d20\uff1a<\/p>\n
\u521d\u59cb\u6210\u672c\uff1a<\/p>\n
– \u786c\u9ad4\u63a1\u8cfc<\/p>\n
– \u8edf\u9ad4\u6388\u6b0a<\/p>\n
– \u5be6\u65bd\u670d\u52d9<\/p>\n
– \u4eba\u54e1\u57f9\u8a13<\/p>\n
\u71df\u904b\u652f\u51fa\uff1a<\/p>\n
– \u7dad\u8b77\u5408\u7d04<\/p>\n
– \u66f4\u65b0\u8a02\u95b1<\/p>\n
– \u80fd\u6e90\u6d88\u8017<\/p>\n
– \u6563\u71b1\u8981\u6c42<\/p>\n
– \u6280\u8853\u652f\u63f4<\/p>\n
\u7ba1\u7406\u958b\u92b7\uff1a<\/p>\n
– \u914d\u7f6e\u7ba1\u7406<\/p>\n
– \u898f\u5247\u66f4\u65b0<\/p>\n
– \u6548\u80fd\u76e3\u63a7<\/p>\n
– \u4e8b\u4ef6\u56de\u61c9<\/p>\n
– \u5408\u898f\u5831\u544a<\/p>\n
\u672a\u4f86\u767c\u5c55\u5efa\u8b70<\/strong><\/h2>\n
\u70ba\u78ba\u4fdd\u9999\u6e2f\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u4e2d\u7684\u6700\u4f73\u4fdd\u8b77\uff0c\u7d44\u7e54\u61c9\u5be6\u65bd\uff1a<\/p>\n
1. \u6df7\u5408\u4fdd\u8b77\u7b56\u7565\uff1a<\/p>\n
– \u7b2c3\/4\u5c64DDoS\u7de9\u89e3<\/p>\n
– \u61c9\u7528\u5c64\u4fdd\u8b77<\/p>\n
– \u6d41\u91cf\u6e05\u6d17\u670d\u52d9<\/p>\n
– CDN\u6574\u5408<\/p>\n
2. \u5b9a\u671f\u5b89\u5168\u7a3d\u6838\uff1a<\/p>\n
– \u6f0f\u6d1e\u8a55\u4f30<\/p>\n
– \u6ef2\u900f\u6e2c\u8a66<\/p>\n
– \u914d\u7f6e\u5be9\u67e5<\/p>\n
– \u6548\u80fd\u57fa\u6e96\u6e2c\u8a66<\/p>\n
3. \u81ea\u52d5\u56de\u61c9\u7cfb\u7d71\uff1a<\/p>\n
– \u5373\u6642\u5a01\u8105\u6aa2\u6e2c<\/p>\n
– \u81ea\u52d5\u7de9\u89e3<\/p>\n
– \u52d5\u614b\u898f\u5247\u66f4\u65b0<\/p>\n
– \u4e8b\u4ef6\u5831\u544a<\/p>\n
\u7d50\u8ad6<\/strong><\/h2>\n
\u5728\u9999\u6e2f\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u4e2d\u9078\u64c7\u50b3\u7d71\u9632\u706b\u7246\u9084\u662f\u53cdDDoS\u9632\u706b\u7246\u53d6\u6c7a\u65bc\u5177\u9ad4\u7684\u5b89\u5168\u8981\u6c42\u3001\u9810\u7b97\u9650\u5236\u548c\u71df\u904b\u9700\u6c42\u3002\u96a8\u8457\u7db2\u8def\u5a01\u8105\u7684\u4e0d\u65b7\u6f14\u8b8a\uff0c\u7d44\u7e54\u5fc5\u9808\u4ed4\u7d30\u8a55\u4f30\u5176\u4fdd\u8b77\u7b56\u7565\uff0c\u4e26\u5be6\u65bd\u80fd\u5920\u63d0\u4f9b\u5168\u9762\u5b89\u5168\u4fdd\u8b77\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u540c\u6642\u70ba\u5176\u4f3a\u670d\u5668\u79df\u7528\u57fa\u790e\u8a2d\u65bd\u7dad\u6301\u6700\u4f73\u6548\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5728\u9999\u6e2f\u4f3a\u670d\u5668\u79df\u7528\u57fa\u790e\u8a2d\u65bd\u5feb\u901f\u767c\u5c55\u7684\u74b0\u5883\u4e2d\uff0c\u7406\u89e3\u50b3\u7d71\u9632\u706b\u7246\u548c\u53cdDDoS\u9632\u706b\u7246\u4e4b\u9593\u7684\u5340\u5225\u5c0d\u7dad\u8b77\u5f37\u5927\u7684\u7db2\u8def\u5b89\u5168\u8b8a\u5f97\u81f3 […]<\/p>\n
Read More…<\/a><\/p>\n","protected":false},"author":3,"featured_media":19746,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[267],"tags":[],"class_list":["post-19750","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-tc"],"acf":[],"yoast_head":"\n\u50b3\u7d71\u9632\u706b\u7246\u8207\u53cdDDoS\u9632\u706b\u7246\uff1a\u4e3b\u8981\u5340\u5225<\/title>\n<meta name=\"description\" content=\"\u6df1\u5165\u63a2\u8a0e\u50b3\u7d71\u9632\u706b\u7246\u548c\u53cdDDoS\u9632\u706b\u7246\u7684\u6280\u8853\u5dee\u7570\uff0c\u91dd\u5c0d\u9999\u6e2f\u4f3a\u670d\u5668\u79df\u7528\u74b0\u5883\u548c\u7db2\u8def\u5b89\u5168\u5be6\u65bd\u9032\u884c\u8a73\u7d30\u5206\u6790\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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