\u670d\u52a1\u5668\u8fde\u63a5\u5fc5\u5907\u7684\u7f51\u7edc\u8bbe\u5907\u6709\u54ea\u4e9b\uff1f<\/title>\n<meta name=\"description\" content=\"\u5728\u9999\u6e2f\u7e41\u5fd9\u7684\u6570\u5b57\u5316\u73af\u5883\u4e2d,\u7406\u89e3\u670d\u52a1\u5668\u8fde\u63a5\u7684\u590d\u6742\u6027\u5bf9\u6280\u672f\u4e13\u4e1a\u4eba\u58eb\u6765\u8bf4\u81f3\u5173\u91cd\u8981\u3002\u672c\u6307\u5357\u6df1\u5165\u63a2\u8ba8\u4e86\u5728\u9999\u6e2f\u5c16\u7aef\u6570\u636e\u4e2d\u5fc3\u4e2d\u8fde\u63a5\u670d\u52a1\u5668\u548c\u8ba1\u7b97\u673a\u6240\u9700\u7684\u57fa\u672c\u7f51\u7edc\u8bbe\u5907\u3002\u65e0\u8bba\u60a8\u662f\u4ece\u4e8b\u670d\u52a1\u5668\u79df\u7528\u8fd8\u662f\u670d\u52a1\u5668\u6258\u7ba1\u670d\u52a1,\u638c\u63e1\u8fd9\u4e9b\u6982\u5ff5\u5bf9\u4e8e\u4f18\u5316\u60a8\u7684\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u81f3\u5173\u91cd\u8981\u3002 \u7f51\u7edc\u9aa8\u5e72:\u9ad8\u6027\u80fd\u8def\u7531\u5668 \u9ad8\u6027\u80fd\u8def\u7531\u5668\u662f\u9999\u6e2f\u670d\u52a1\u5668\u8fde\u63a5\u7684\u6838\u5fc3\u3002\u8fd9\u4e9b\u8bbe\u5907\u662f\u4e92\u8054\u7f51\u7684\u4ea4\u901a\u6307\u6325\u5b98,\u51b3\u5b9a\u6570\u636e\u5305\u7684\u6700\u9ad8\u6548\u8def\u5f84\u3002\u5728\u9999\u6e2f\u5feb\u8282\u594f\u7684\u73af\u5883\u4e2d,\u50cf\u601d\u79d1ASR 9000\u7cfb\u5217\u6216\u77bb\u535a\u7f51\u7edcMX\u7cfb\u5217\u8fd9\u6837\u7684\u8def\u7531\u5668\u5f88\u53d7\u6b22\u8fce,\u5b83\u4eec\u63d0\u4f9b\u4e86\u592a\u6bd4\u7279\u7ea7\u7684\u6027\u80fd\u3002 \u5bf9\u4e8e\u6211\u4eec\u4e2d\u7684\u6781\u5ba2\u6765\u8bf4,\u8fd9\u91cc\u6709\u4e00\u4e2a\u8def\u7531\u5668\u5982\u4f55\u5904\u7406\u6570\u636e\u5305\u7684\u4f2a\u4ee3\u7801\u793a\u4f8b:function routePacket(packet): destinationIP = packet.getDestinationIP() nextHop = routingTable.lookup(destinationIP) if nextHop: forwardPacket(packet, nextHop) else: dropPacket(packet) \u7f51\u7edc\u4ea4\u6362\u673a:\u5c40\u90e8\u6d41\u91cf\u63a7\u5236\u5668 \u8def\u7531\u5668\u5904\u7406\u7f51\u7edc\u95f4\u901a\u4fe1,\u800c\u4ea4\u6362\u673a\u7ba1\u7406\u672c\u5730\u7f51\u7edc\u5185\u7684\u6d41\u91cf\u3002\u5728\u9999\u6e2f\u7684\u6570\u636e\u4e2d\u5fc3,\u50cfArista 7000\u7cfb\u5217\u6216\u601d\u79d1Nexus 9000\u7cfb\u5217\u8fd9\u6837\u7684\u9ad8\u901f\u4ea4\u6362\u673a\u5f88\u5e38\u89c1,\u5b83\u4eec\u63d0\u4f9b\u5bf9\u91d1\u878d\u670d\u52a1\u548c\u6e38\u620f\u884c\u4e1a\u81f3\u5173\u91cd\u8981\u7684\u4f4e\u5ef6\u8fdf\u6027\u80fd\u3002 \u9632\u706b\u5899:\u7f51\u7edc\u5b88\u62a4\u8005 \u9274\u4e8e\u9999\u6e2f\u4f5c\u4e3a\u5168\u7403\u5546\u4e1a\u4e2d\u5fc3\u7684\u5730\u4f4d,\u7f51\u7edc\u5b89\u5168\u81f3\u5173\u91cd\u8981\u3002\u50cfPalo Alto Networks\u7684PA-7000\u7cfb\u5217\u6216Fortinet\u7684FortiGate 7000\u7cfb\u5217\u8fd9\u6837\u7684\u4e0b\u4e00\u4ee3\u9632\u706b\u5899(NGFW)\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u8fd9\u4e9b\u9632\u706b\u5899\u8d85\u8d8a\u4e86\u7b80\u5355\u7684\u6570\u636e\u5305\u8fc7\u6ee4,\u63d0\u4f9b\u6df1\u5ea6\u6570\u636e\u5305\u68c0\u6d4b\u548c\u5a01\u80c1\u60c5\u62a5\u3002 \u8fd9\u91cc\u662f\u4e00\u4e2a\u7b80\u5316\u7684iptables\u9632\u706b\u5899\u89c4\u5219\u793a\u4f8b:iptables -A INPUT -p tcp --dport 22 -m state --state NEW,ESTABLISHED -j ACCEPT \u8fd9\u6761\u89c4\u5219\u5141\u8bb8\u4f20\u5165\u7684SSH\u8fde\u63a5,\u8fd9\u662f\u670d\u52a1\u5668\u7ba1\u7406\u7684\u5e38\u89c1\u8981\u6c42\u3002 \u8d1f\u8f7d\u5747\u8861\u5668:\u786e\u4fdd\u9ad8\u53ef\u7528\u6027 \u5728\u9999\u6e2f\u9ad8\u6d41\u91cf\u7684\u73af\u5883\u4e2d,\u8d1f\u8f7d\u5747\u8861\u5668\u5bf9\u4e8e\u5728\u591a\u4e2a\u670d\u52a1\u5668\u4e4b\u95f4\u5206\u914d\u7f51\u7edc\u6d41\u91cf\u81f3\u5173\u91cd\u8981\u3002F5\u7684BIG-IP\u6216NGINX Plus\u7b49\u89e3\u51b3\u65b9\u6848\u88ab\u5e7f\u6cdb\u4f7f\u7528\u3002\u8fd9\u4e9b\u8bbe\u5907\u4e0d\u4ec5\u5e73\u8861\u8d1f\u8f7d,\u8fd8\u63d0\u4f9b\u5065\u5eb7\u68c0\u67e5\u548cSSL\u5378\u8f7d\u3002 \u7f51\u7edc\u9644\u52a0\u5b58\u50a8(NAS):\u96c6\u4e2d\u5f0f\u6570\u636e\u7ba1\u7406 \u4e3a\u4e86\u5728\u9999\u6e2f\u6570\u636e\u4e2d\u5fc3\u9ad8\u6548\u7ba1\u7406\u6570\u636e,\u50cfSynology RackStation\u6216QNAP Enterprise ZFS NAS\u8fd9\u6837\u7684NAS\u8bbe\u5907\u5f88\u53d7\u6b22\u8fce\u3002\u8fd9\u4e9b\u8bbe\u5907\u63d0\u4f9b\u53ef\u901a\u8fc7\u7f51\u7edc\u8bbf\u95ee\u7684\u96c6\u4e2d\u5b58\u50a8,\u5bf9\u5907\u4efd\u548c\u6587\u4ef6\u5171\u4eab\u64cd\u4f5c\u81f3\u5173\u91cd\u8981\u3002 VPN\u96c6\u4e2d\u5668:\u5b89\u5168\u8fdc\u7a0b\u8bbf\u95ee \u968f\u7740\u8fdc\u7a0b\u5de5\u4f5c\u7684\u5174\u8d77,VPN\u96c6\u4e2d\u5668\u53d8\u5f97\u8d8a\u6765\u8d8a\u91cd\u8981\u3002\u50cf\u601d\u79d1\u7684ASA\u4e0eAnyConnect\u6216Pulse Secure\u7684PSA\u7cfb\u5217\u7b49\u8bbe\u5907\u80fd\u591f\u5b9e\u73b0\u5bf9\u9999\u6e2f\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u7684\u5b89\u5168\u8fdc\u7a0b\u8bbf\u95ee\u3002 \u7f51\u7edc\u76d1\u63a7\u5de5\u5177:\u76d1\u63a7\u6027\u80fd \u4e3a\u4e86\u7ef4\u6301\u6700\u4f73\u6027\u80fd,\u7f51\u7edc\u76d1\u63a7\u5de5\u5177\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u50cfSolarWinds Network Performance Monitor\u6216PRTG Network Monitor\u8fd9\u6837\u7684\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\u4e86\u7f51\u7edc\u5065\u5eb7\u548c\u6027\u80fd\u7684\u5b9e\u65f6\u6d1e\u5bdf\u3002 \u4e0d\u95f4\u65ad\u7535\u6e90(UPS):\u786e\u4fdd\u6301\u7eed\u8fd0\u884c \u5728\u9999\u6e2f\u5feb\u8282\u594f\u7684\u5546\u4e1a\u73af\u5883\u4e2d,\u5373\u4f7f\u662f\u77ed\u6682\u7684\u7535\u529b\u4e2d\u65ad\u4e5f\u53ef\u80fd\u4ee3\u4ef7\u9ad8\u6602\u3002\u6765\u81eaAPC\u6216Eaton\u7b49\u54c1\u724c\u7684UPS\u7cfb\u7edf\u5bf9\u4e8e\u7ef4\u6301\u7f51\u7edc\u8bbe\u5907\u7684\u6301\u7eed\u8fd0\u884c\u81f3\u5173\u91cd\u8981\u3002 \u9999\u6e2f\u670d\u52a1\u5668\u8fde\u63a5\u6700\u4f73\u5b9e\u8df5 \u5728\u9999\u6e2f\u8bbe\u8ba1\u7f51\u7edc\u62d3\u6251\u65f6,\u8bf7\u8003\u8651\u4ee5\u4e0b\u6700\u4f73\u5b9e\u8df5: \u5728\u6240\u6709\u5c42\u9762\u5b9e\u65bd\u5197\u4f59\u4ee5\u786e\u4fdd\u9ad8\u53ef\u7528\u6027 \u4f7f\u7528\u865a\u62df\u5c40\u57df\u7f51(VLAN)\u5206\u6bb5\u6d41\u91cf\u5e76\u63d0\u9ad8\u5b89\u5168\u6027 \u5b9a\u671f\u66f4\u65b0\u548c\u4fee\u8865\u6240\u6709\u7f51\u7edc\u8bbe\u5907 \u5b9e\u65bd\u5f3a\u5927\u7684\u76d1\u63a7\u548c\u8b66\u62a5\u7cfb\u7edf \u8003\u8651\u4f7f\u7528\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc(SDN)\u4ee5\u83b7\u5f97\u66f4\u5927\u7684\u7075\u6d3b\u6027 \u7ed3\u8bba \u7406\u89e3\u6bcf\u4e2a\u7f51\u7edc\u8bbe\u5907\u7684\u89d2\u8272\u5bf9\u4e8e\u5728\u9999\u6e2f\u5efa\u7acb\u5f3a\u5927\u9ad8\u6548\u7684\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u81f3\u5173\u91cd\u8981\u3002\u65e0\u8bba\u60a8\u662f\u7ba1\u7406\u670d\u52a1\u5668\u79df\u7528\u670d\u52a1\u8fd8\u662f\u76d1\u7763\u670d\u52a1\u5668\u6258\u7ba1\u8bbe\u65bd,\u8fd9\u4e9b\u8bbe\u5907\u90fd\u6784\u6210\u4e86\u60a8\u7f51\u7edc\u7684\u9aa8\u5e72\u3002\u901a\u8fc7\u4ed4\u7ec6\u9009\u62e9\u548c\u914d\u7f6e\u8fd9\u4e9b\u7ec4\u4ef6,\u60a8\u53ef\u4ee5\u786e\u4fdd\u9999\u6e2f\u670d\u52a1\u5668\u7684\u6700\u4f73\u6027\u80fd\u3001\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.simcentric.com\/sc\/wp-json\/wp\/v2\/posts\/14531\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"company\" \/>\n<meta property=\"og:title\" content=\"\u670d\u52a1\u5668\u8fde\u63a5\u5fc5\u5907\u7684\u7f51\u7edc\u8bbe\u5907\u6709\u54ea\u4e9b\uff1f\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.simcentric.com\/sc\/wp-json\/wp\/v2\/posts\/14531\" \/>\n<meta property=\"og:site_name\" content=\"\u65b0\u5929\u57df\u4e92\u8054\" \/>\n<meta property=\"article:published_time\" content=\"2024-08-13T04:09:02+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-08-13T04:18:49+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.simcentric.com\/wp-content\/uploads\/2024\/08\/sim_blog0813.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"336\" \/>\n\t<meta property=\"og:image:height\" content=\"336\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n","yoast_head_json":{"title":"\u670d\u52a1\u5668\u8fde\u63a5\u5fc5\u5907\u7684\u7f51\u7edc\u8bbe\u5907\u6709\u54ea\u4e9b\uff1f","description":"\u5728\u9999\u6e2f\u7e41\u5fd9\u7684\u6570\u5b57\u5316\u73af\u5883\u4e2d,\u7406\u89e3\u670d\u52a1\u5668\u8fde\u63a5\u7684\u590d\u6742\u6027\u5bf9\u6280\u672f\u4e13\u4e1a\u4eba\u58eb\u6765\u8bf4\u81f3\u5173\u91cd\u8981\u3002\u672c\u6307\u5357\u6df1\u5165\u63a2\u8ba8\u4e86\u5728\u9999\u6e2f\u5c16\u7aef\u6570\u636e\u4e2d\u5fc3\u4e2d\u8fde\u63a5\u670d\u52a1\u5668\u548c\u8ba1\u7b97\u673a\u6240\u9700\u7684\u57fa\u672c\u7f51\u7edc\u8bbe\u5907\u3002\u65e0\u8bba\u60a8\u662f\u4ece\u4e8b\u670d\u52a1\u5668\u79df\u7528\u8fd8\u662f\u670d\u52a1\u5668\u6258\u7ba1\u670d\u52a1,\u638c\u63e1\u8fd9\u4e9b\u6982\u5ff5\u5bf9\u4e8e\u4f18\u5316\u60a8\u7684\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u81f3\u5173\u91cd\u8981\u3002 \u7f51\u7edc\u9aa8\u5e72:\u9ad8\u6027\u80fd\u8def\u7531\u5668 \u9ad8\u6027\u80fd\u8def\u7531\u5668\u662f\u9999\u6e2f\u670d\u52a1\u5668\u8fde\u63a5\u7684\u6838\u5fc3\u3002\u8fd9\u4e9b\u8bbe\u5907\u662f\u4e92\u8054\u7f51\u7684\u4ea4\u901a\u6307\u6325\u5b98,\u51b3\u5b9a\u6570\u636e\u5305\u7684\u6700\u9ad8\u6548\u8def\u5f84\u3002\u5728\u9999\u6e2f\u5feb\u8282\u594f\u7684\u73af\u5883\u4e2d,\u50cf\u601d\u79d1ASR 9000\u7cfb\u5217\u6216\u77bb\u535a\u7f51\u7edcMX\u7cfb\u5217\u8fd9\u6837\u7684\u8def\u7531\u5668\u5f88\u53d7\u6b22\u8fce,\u5b83\u4eec\u63d0\u4f9b\u4e86\u592a\u6bd4\u7279\u7ea7\u7684\u6027\u80fd\u3002 \u5bf9\u4e8e\u6211\u4eec\u4e2d\u7684\u6781\u5ba2\u6765\u8bf4,\u8fd9\u91cc\u6709\u4e00\u4e2a\u8def\u7531\u5668\u5982\u4f55\u5904\u7406\u6570\u636e\u5305\u7684\u4f2a\u4ee3\u7801\u793a\u4f8b:function routePacket(packet): destinationIP = packet.getDestinationIP() nextHop = routingTable.lookup(destinationIP) if nextHop: forwardPacket(packet, nextHop) else: dropPacket(packet) \u7f51\u7edc\u4ea4\u6362\u673a:\u5c40\u90e8\u6d41\u91cf\u63a7\u5236\u5668 \u8def\u7531\u5668\u5904\u7406\u7f51\u7edc\u95f4\u901a\u4fe1,\u800c\u4ea4\u6362\u673a\u7ba1\u7406\u672c\u5730\u7f51\u7edc\u5185\u7684\u6d41\u91cf\u3002\u5728\u9999\u6e2f\u7684\u6570\u636e\u4e2d\u5fc3,\u50cfArista 7000\u7cfb\u5217\u6216\u601d\u79d1Nexus 9000\u7cfb\u5217\u8fd9\u6837\u7684\u9ad8\u901f\u4ea4\u6362\u673a\u5f88\u5e38\u89c1,\u5b83\u4eec\u63d0\u4f9b\u5bf9\u91d1\u878d\u670d\u52a1\u548c\u6e38\u620f\u884c\u4e1a\u81f3\u5173\u91cd\u8981\u7684\u4f4e\u5ef6\u8fdf\u6027\u80fd\u3002 \u9632\u706b\u5899:\u7f51\u7edc\u5b88\u62a4\u8005 \u9274\u4e8e\u9999\u6e2f\u4f5c\u4e3a\u5168\u7403\u5546\u4e1a\u4e2d\u5fc3\u7684\u5730\u4f4d,\u7f51\u7edc\u5b89\u5168\u81f3\u5173\u91cd\u8981\u3002\u50cfPalo Alto Networks\u7684PA-7000\u7cfb\u5217\u6216Fortinet\u7684FortiGate 7000\u7cfb\u5217\u8fd9\u6837\u7684\u4e0b\u4e00\u4ee3\u9632\u706b\u5899(NGFW)\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u8fd9\u4e9b\u9632\u706b\u5899\u8d85\u8d8a\u4e86\u7b80\u5355\u7684\u6570\u636e\u5305\u8fc7\u6ee4,\u63d0\u4f9b\u6df1\u5ea6\u6570\u636e\u5305\u68c0\u6d4b\u548c\u5a01\u80c1\u60c5\u62a5\u3002 \u8fd9\u91cc\u662f\u4e00\u4e2a\u7b80\u5316\u7684iptables\u9632\u706b\u5899\u89c4\u5219\u793a\u4f8b:iptables -A INPUT -p tcp --dport 22 -m state --state NEW,ESTABLISHED -j ACCEPT \u8fd9\u6761\u89c4\u5219\u5141\u8bb8\u4f20\u5165\u7684SSH\u8fde\u63a5,\u8fd9\u662f\u670d\u52a1\u5668\u7ba1\u7406\u7684\u5e38\u89c1\u8981\u6c42\u3002 \u8d1f\u8f7d\u5747\u8861\u5668:\u786e\u4fdd\u9ad8\u53ef\u7528\u6027 \u5728\u9999\u6e2f\u9ad8\u6d41\u91cf\u7684\u73af\u5883\u4e2d,\u8d1f\u8f7d\u5747\u8861\u5668\u5bf9\u4e8e\u5728\u591a\u4e2a\u670d\u52a1\u5668\u4e4b\u95f4\u5206\u914d\u7f51\u7edc\u6d41\u91cf\u81f3\u5173\u91cd\u8981\u3002F5\u7684BIG-IP\u6216NGINX 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\u7f51\u7edc\u9aa8\u5e72:\u9ad8\u6027\u80fd\u8def\u7531\u5668 \u9ad8\u6027\u80fd\u8def\u7531\u5668\u662f\u9999\u6e2f\u670d\u52a1\u5668\u8fde\u63a5\u7684\u6838\u5fc3\u3002\u8fd9\u4e9b\u8bbe\u5907\u662f\u4e92\u8054\u7f51\u7684\u4ea4\u901a\u6307\u6325\u5b98,\u51b3\u5b9a\u6570\u636e\u5305\u7684\u6700\u9ad8\u6548\u8def\u5f84\u3002\u5728\u9999\u6e2f\u5feb\u8282\u594f\u7684\u73af\u5883\u4e2d,\u50cf\u601d\u79d1ASR 9000\u7cfb\u5217\u6216\u77bb\u535a\u7f51\u7edcMX\u7cfb\u5217\u8fd9\u6837\u7684\u8def\u7531\u5668\u5f88\u53d7\u6b22\u8fce,\u5b83\u4eec\u63d0\u4f9b\u4e86\u592a\u6bd4\u7279\u7ea7\u7684\u6027\u80fd\u3002 \u5bf9\u4e8e\u6211\u4eec\u4e2d\u7684\u6781\u5ba2\u6765\u8bf4,\u8fd9\u91cc\u6709\u4e00\u4e2a\u8def\u7531\u5668\u5982\u4f55\u5904\u7406\u6570\u636e\u5305\u7684\u4f2a\u4ee3\u7801\u793a\u4f8b:function routePacket(packet): destinationIP = packet.getDestinationIP() nextHop = routingTable.lookup(destinationIP) if nextHop: forwardPacket(packet, nextHop) else: dropPacket(packet) 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Secure\u7684PSA\u7cfb\u5217\u7b49\u8bbe\u5907\u80fd\u591f\u5b9e\u73b0\u5bf9\u9999\u6e2f\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u7684\u5b89\u5168\u8fdc\u7a0b\u8bbf\u95ee\u3002 \u7f51\u7edc\u76d1\u63a7\u5de5\u5177:\u76d1\u63a7\u6027\u80fd \u4e3a\u4e86\u7ef4\u6301\u6700\u4f73\u6027\u80fd,\u7f51\u7edc\u76d1\u63a7\u5de5\u5177\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u50cfSolarWinds Network Performance Monitor\u6216PRTG Network Monitor\u8fd9\u6837\u7684\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\u4e86\u7f51\u7edc\u5065\u5eb7\u548c\u6027\u80fd\u7684\u5b9e\u65f6\u6d1e\u5bdf\u3002 \u4e0d\u95f4\u65ad\u7535\u6e90(UPS):\u786e\u4fdd\u6301\u7eed\u8fd0\u884c \u5728\u9999\u6e2f\u5feb\u8282\u594f\u7684\u5546\u4e1a\u73af\u5883\u4e2d,\u5373\u4f7f\u662f\u77ed\u6682\u7684\u7535\u529b\u4e2d\u65ad\u4e5f\u53ef\u80fd\u4ee3\u4ef7\u9ad8\u6602\u3002\u6765\u81eaAPC\u6216Eaton\u7b49\u54c1\u724c\u7684UPS\u7cfb\u7edf\u5bf9\u4e8e\u7ef4\u6301\u7f51\u7edc\u8bbe\u5907\u7684\u6301\u7eed\u8fd0\u884c\u81f3\u5173\u91cd\u8981\u3002 \u9999\u6e2f\u670d\u52a1\u5668\u8fde\u63a5\u6700\u4f73\u5b9e\u8df5 \u5728\u9999\u6e2f\u8bbe\u8ba1\u7f51\u7edc\u62d3\u6251\u65f6,\u8bf7\u8003\u8651\u4ee5\u4e0b\u6700\u4f73\u5b9e\u8df5: \u5728\u6240\u6709\u5c42\u9762\u5b9e\u65bd\u5197\u4f59\u4ee5\u786e\u4fdd\u9ad8\u53ef\u7528\u6027 \u4f7f\u7528\u865a\u62df\u5c40\u57df\u7f51(VLAN)\u5206\u6bb5\u6d41\u91cf\u5e76\u63d0\u9ad8\u5b89\u5168\u6027 \u5b9a\u671f\u66f4\u65b0\u548c\u4fee\u8865\u6240\u6709\u7f51\u7edc\u8bbe\u5907 \u5b9e\u65bd\u5f3a\u5927\u7684\u76d1\u63a7\u548c\u8b66\u62a5\u7cfb\u7edf 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{"id":14531,"date":"2024-08-13T12:09:02","date_gmt":"2024-08-13T04:09:02","guid":{"rendered":"https:\/\/www.simcentric.com\/uncategorized-sc\/what-are-essential-network-devices-for-server-connectivity\/"},"modified":"2024-08-13T12:18:49","modified_gmt":"2024-08-13T04:18:49","slug":"what-are-essential-network-devices-for-server-connectivity","status":"publish","type":"post","link":"https:\/\/www.simcentric.com\/sc\/uncategorized-sc\/what-are-essential-network-devices-for-server-connectivity\/","title":{"rendered":"\u670d\u52a1\u5668\u8fde\u63a5\u5fc5\u5907\u7684\u7f51\u7edc\u8bbe\u5907\u6709\u54ea\u4e9b\uff1f"},"content":{"rendered":"\n

\u5728\u9999\u6e2f\u7e41\u5fd9\u7684\u6570\u5b57\u5316\u73af\u5883\u4e2d,\u7406\u89e3\u670d\u52a1\u5668\u8fde\u63a5\u7684\u590d\u6742\u6027\u5bf9\u6280\u672f\u4e13\u4e1a\u4eba\u58eb\u6765\u8bf4\u81f3\u5173\u91cd\u8981\u3002\u672c\u6307\u5357\u6df1\u5165\u63a2\u8ba8\u4e86\u5728\u9999\u6e2f\u5c16\u7aef\u6570\u636e\u4e2d\u5fc3\u4e2d\u8fde\u63a5\u670d\u52a1\u5668\u548c\u8ba1\u7b97\u673a\u6240\u9700\u7684\u57fa\u672c\u7f51\u7edc\u8bbe\u5907\u3002\u65e0\u8bba\u60a8\u662f\u4ece\u4e8b\u670d\u52a1\u5668\u79df\u7528<\/a>\u8fd8\u662f \u670d\u52a1\u5668\u6258\u7ba1<\/a>\u670d\u52a1,\u638c\u63e1\u8fd9\u4e9b\u6982\u5ff5\u5bf9\u4e8e\u4f18\u5316\u60a8\u7684\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u81f3\u5173\u91cd\u8981\u3002<\/p>\n

\u7f51\u7edc\u9aa8\u5e72:\u9ad8\u6027\u80fd\u8def\u7531\u5668<\/strong><\/h2>\n
\u9ad8\u6027\u80fd\u8def\u7531\u5668\u662f\u9999\u6e2f\u670d\u52a1\u5668\u8fde\u63a5\u7684\u6838\u5fc3\u3002\u8fd9\u4e9b\u8bbe\u5907\u662f\u4e92\u8054\u7f51\u7684\u4ea4\u901a\u6307\u6325\u5b98,\u51b3\u5b9a\u6570\u636e\u5305\u7684\u6700\u9ad8\u6548\u8def\u5f84\u3002\u5728\u9999\u6e2f\u5feb\u8282\u594f\u7684\u73af\u5883\u4e2d,\u50cf\u601d\u79d1ASR 9000\u7cfb\u5217\u6216\u77bb\u535a\u7f51\u7edcMX\u7cfb\u5217\u8fd9\u6837\u7684\u8def\u7531\u5668\u5f88\u53d7\u6b22\u8fce,\u5b83\u4eec\u63d0\u4f9b\u4e86\u592a\u6bd4\u7279\u7ea7\u7684\u6027\u80fd\u3002<\/p>\n
\u5bf9\u4e8e\u6211\u4eec\u4e2d\u7684\u6781\u5ba2\u6765\u8bf4,\u8fd9\u91cc\u6709\u4e00\u4e2a\u8def\u7531\u5668\u5982\u4f55\u5904\u7406\u6570\u636e\u5305\u7684\u4f2a\u4ee3\u7801\u793a\u4f8b:<\/p>\n
function routePacket(packet):\r\n destinationIP = packet.getDestinationIP()\r\n nextHop = routingTable.lookup(destinationIP)\r\n if nextHop:\r\n forwardPacket(packet, nextHop)\r\n else:\r\n dropPacket(packet)\r\n<\/code><\/pre>\n\u7f51\u7edc\u4ea4\u6362\u673a:\u5c40\u90e8\u6d41\u91cf\u63a7\u5236\u5668<\/strong><\/h2>\n\u8def\u7531\u5668\u5904\u7406\u7f51\u7edc\u95f4\u901a\u4fe1,\u800c\u4ea4\u6362\u673a\u7ba1\u7406\u672c\u5730\u7f51\u7edc\u5185\u7684\u6d41\u91cf\u3002\u5728\u9999\u6e2f\u7684\u6570\u636e\u4e2d\u5fc3,\u50cfArista 7000\u7cfb\u5217\u6216\u601d\u79d1Nexus 9000\u7cfb\u5217\u8fd9\u6837\u7684\u9ad8\u901f\u4ea4\u6362\u673a\u5f88\u5e38\u89c1,\u5b83\u4eec\u63d0\u4f9b\u5bf9\u91d1\u878d\u670d\u52a1\u548c\u6e38\u620f\u884c\u4e1a\u81f3\u5173\u91cd\u8981\u7684\u4f4e\u5ef6\u8fdf\u6027\u80fd\u3002<\/p>\n\u9632\u706b\u5899:\u7f51\u7edc\u5b88\u62a4\u8005<\/strong><\/h2>\n\u9274\u4e8e\u9999\u6e2f\u4f5c\u4e3a\u5168\u7403\u5546\u4e1a\u4e2d\u5fc3\u7684\u5730\u4f4d,\u7f51\u7edc\u5b89\u5168\u81f3\u5173\u91cd\u8981\u3002\u50cfPalo Alto Networks\u7684PA-7000\u7cfb\u5217\u6216Fortinet\u7684FortiGate 7000\u7cfb\u5217\u8fd9\u6837\u7684\u4e0b\u4e00\u4ee3\u9632\u706b\u5899(NGFW)<\/a>\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u8fd9\u4e9b\u9632\u706b\u5899\u8d85\u8d8a\u4e86\u7b80\u5355\u7684\u6570\u636e\u5305\u8fc7\u6ee4,\u63d0\u4f9b\u6df1\u5ea6\u6570\u636e\u5305\u68c0\u6d4b\u548c\u5a01\u80c1\u60c5\u62a5\u3002<\/p>\n \u8fd9\u91cc\u662f\u4e00\u4e2a\u7b80\u5316\u7684iptables\u9632\u706b\u5899\u89c4\u5219\u793a\u4f8b:<\/p>\n iptables -A INPUT -p tcp --dport 22 -m state --state NEW,ESTABLISHED -j ACCEPT\r\n<\/code><\/pre>\n\u8fd9\u6761\u89c4\u5219\u5141\u8bb8\u4f20\u5165\u7684SSH\u8fde\u63a5,\u8fd9\u662f\u670d\u52a1\u5668\u7ba1\u7406\u7684\u5e38\u89c1\u8981\u6c42\u3002<\/p>\n\u8d1f\u8f7d\u5747\u8861\u5668:\u786e\u4fdd\u9ad8\u53ef\u7528\u6027<\/strong><\/h2>\n\u5728\u9999\u6e2f\u9ad8\u6d41\u91cf\u7684\u73af\u5883\u4e2d,\u8d1f\u8f7d\u5747\u8861\u5668\u5bf9\u4e8e\u5728\u591a\u4e2a\u670d\u52a1\u5668\u4e4b\u95f4\u5206\u914d\u7f51\u7edc\u6d41\u91cf\u81f3\u5173\u91cd\u8981\u3002F5\u7684BIG-IP\u6216NGINX Plus\u7b49\u89e3\u51b3\u65b9\u6848\u88ab\u5e7f\u6cdb\u4f7f\u7528\u3002\u8fd9\u4e9b\u8bbe\u5907\u4e0d\u4ec5\u5e73\u8861\u8d1f\u8f7d,\u8fd8\u63d0\u4f9b\u5065\u5eb7\u68c0\u67e5\u548cSSL\u5378\u8f7d\u3002<\/p>\n\u7f51\u7edc\u9644\u52a0\u5b58\u50a8(NAS):\u96c6\u4e2d\u5f0f\u6570\u636e\u7ba1\u7406<\/strong><\/h2>\n\u4e3a\u4e86\u5728\u9999\u6e2f\u6570\u636e\u4e2d\u5fc3\u9ad8\u6548\u7ba1\u7406\u6570\u636e,\u50cfSynology RackStation\u6216QNAP Enterprise ZFS NAS\u8fd9\u6837\u7684NAS\u8bbe\u5907\u5f88\u53d7\u6b22\u8fce\u3002\u8fd9\u4e9b\u8bbe\u5907\u63d0\u4f9b\u53ef\u901a\u8fc7\u7f51\u7edc\u8bbf\u95ee\u7684\u96c6\u4e2d\u5b58\u50a8,\u5bf9\u5907\u4efd\u548c\u6587\u4ef6\u5171\u4eab\u64cd\u4f5c\u81f3\u5173\u91cd\u8981\u3002<\/p>\nVPN\u96c6\u4e2d\u5668:\u5b89\u5168\u8fdc\u7a0b\u8bbf\u95ee<\/strong><\/h2>\n\u968f\u7740\u8fdc\u7a0b\u5de5\u4f5c\u7684\u5174\u8d77,VPN\u96c6\u4e2d\u5668\u53d8\u5f97\u8d8a\u6765\u8d8a\u91cd\u8981\u3002\u50cf\u601d\u79d1\u7684ASA\u4e0eAnyConnect\u6216Pulse Secure\u7684PSA\u7cfb\u5217\u7b49\u8bbe\u5907\u80fd\u591f\u5b9e\u73b0\u5bf9\u9999\u6e2f\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u7684\u5b89\u5168\u8fdc\u7a0b\u8bbf\u95ee\u3002<\/p>\n\u7f51\u7edc\u76d1\u63a7\u5de5\u5177:\u76d1\u63a7\u6027\u80fd<\/strong><\/h2>\n\u4e3a\u4e86\u7ef4\u6301\u6700\u4f73\u6027\u80fd,\u7f51\u7edc\u76d1\u63a7\u5de5\u5177\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u50cfSolarWinds Network Performance Monitor\u6216PRTG Network Monitor\u8fd9\u6837\u7684\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\u4e86\u7f51\u7edc\u5065\u5eb7\u548c\u6027\u80fd\u7684\u5b9e\u65f6\u6d1e\u5bdf\u3002<\/p>\n\u4e0d\u95f4\u65ad\u7535\u6e90(UPS):\u786e\u4fdd\u6301\u7eed\u8fd0\u884c<\/strong><\/h2>\n\u5728\u9999\u6e2f\u5feb\u8282\u594f\u7684\u5546\u4e1a\u73af\u5883\u4e2d,\u5373\u4f7f\u662f\u77ed\u6682\u7684\u7535\u529b\u4e2d\u65ad\u4e5f\u53ef\u80fd\u4ee3\u4ef7\u9ad8\u6602\u3002\u6765\u81eaAPC\u6216Eaton\u7b49\u54c1\u724c\u7684UPS\u7cfb\u7edf\u5bf9\u4e8e\u7ef4\u6301\u7f51\u7edc\u8bbe\u5907\u7684\u6301\u7eed\u8fd0\u884c\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\u9999\u6e2f\u670d\u52a1\u5668\u8fde\u63a5\u6700\u4f73\u5b9e\u8df5<\/strong><\/h2>\n\u5728\u9999\u6e2f\u8bbe\u8ba1\u7f51\u7edc\u62d3\u6251\u65f6,\u8bf7\u8003\u8651\u4ee5\u4e0b\u6700\u4f73\u5b9e\u8df5:<\/p>\n\n\u5728\u6240\u6709\u5c42\u9762\u5b9e\u65bd\u5197\u4f59\u4ee5\u786e\u4fdd\u9ad8\u53ef\u7528\u6027<\/li>\n \u4f7f\u7528\u865a\u62df\u5c40\u57df\u7f51(VLAN)\u5206\u6bb5\u6d41\u91cf\u5e76\u63d0\u9ad8\u5b89\u5168\u6027<\/li>\n \u5b9a\u671f\u66f4\u65b0\u548c\u4fee\u8865\u6240\u6709\u7f51\u7edc\u8bbe\u5907<\/li>\n \u5b9e\u65bd\u5f3a\u5927\u7684\u76d1\u63a7\u548c\u8b66\u62a5\u7cfb\u7edf<\/li>\n\u8003\u8651\u4f7f\u7528\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc(SDN)\u4ee5\u83b7\u5f97\u66f4\u5927\u7684\u7075\u6d3b\u6027<\/li>\n<\/ul>\n\u7ed3\u8bba<\/strong><\/h2>\n\u7406\u89e3\u6bcf\u4e2a\u7f51\u7edc\u8bbe\u5907\u7684\u89d2\u8272\u5bf9\u4e8e\u5728\u9999\u6e2f\u5efa\u7acb\u5f3a\u5927\u9ad8\u6548\u7684\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u81f3\u5173\u91cd\u8981\u3002\u65e0\u8bba\u60a8\u662f\u7ba1\u7406\u670d\u52a1\u5668\u79df\u7528\u670d\u52a1\u8fd8\u662f\u76d1\u7763\u670d\u52a1\u5668\u6258\u7ba1\u8bbe\u65bd,\u8fd9\u4e9b\u8bbe\u5907\u90fd\u6784\u6210\u4e86\u60a8\u7f51\u7edc\u7684\u9aa8\u5e72\u3002\u901a\u8fc7\u4ed4\u7ec6\u9009\u62e9\u548c\u914d\u7f6e\u8fd9\u4e9b\u7ec4\u4ef6,\u60a8\u53ef\u4ee5\u786e\u4fdd\u9999\u6e2f\u670d\u52a1\u5668\u7684\u6700\u4f73\u6027\u80fd\u3001\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":" \u5728\u9999\u6e2f\u7e41\u5fd9\u7684\u6570\u5b57\u5316\u73af\u5883\u4e2d,\u7406\u89e3\u670d\u52a1\u5668\u8fde\u63a5\u7684\u590d\u6742\u6027\u5bf9\u6280\u672f\u4e13\u4e1a\u4eba\u58eb\u6765\u8bf4\u81f3\u5173\u91cd\u8981\u3002\u672c\u6307\u5357\u6df1\u5165\u63a2\u8ba8\u4e86\u5728\u9999\u6e2f\u5c16\u7aef\u6570\u636e\u4e2d\u5fc3\u4e2d\u8fde\u63a5\u670d\u52a1\u5668\u548c\u8ba1\u7b97\u673a\u6240\u9700\u7684\u57fa\u672c\u7f51\u7edc\u8bbe\u5907\u3002\u65e0\u8bba\u60a8\u662f\u4ece\u4e8b\u670d\u52a1\u5668\u79df\u7528\u8fd8\u662f\u670d\u52a1\u5668\u6258\u7ba1\u670d\u52a1,\u638c\u63e1\u8fd9\u4e9b\u6982\u5ff5\u5bf9\u4e8e\u4f18\u5316\u60a8\u7684\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u81f3\u5173\u91cd\u8981\u3002 \u7f51\u7edc\u9aa8\u5e72:\u9ad8\u6027\u80fd\u8def\u7531\u5668 \u9ad8\u6027\u80fd\u8def\u7531\u5668\u662f\u9999\u6e2f\u670d\u52a1\u5668\u8fde\u63a5\u7684\u6838\u5fc3\u3002\u8fd9\u4e9b\u8bbe\u5907\u662f\u4e92\u8054\u7f51\u7684\u4ea4\u901a\u6307\u6325\u5b98,\u51b3\u5b9a\u6570\u636e\u5305\u7684\u6700\u9ad8\u6548\u8def\u5f84\u3002\u5728\u9999\u6e2f\u5feb\u8282\u594f\u7684\u73af\u5883\u4e2d,\u50cf\u601d\u79d1ASR 9000\u7cfb\u5217\u6216\u77bb\u535a\u7f51\u7edcMX\u7cfb\u5217\u8fd9\u6837\u7684\u8def\u7531\u5668\u5f88\u53d7\u6b22\u8fce,\u5b83\u4eec\u63d0\u4f9b\u4e86\u592a\u6bd4\u7279\u7ea7\u7684\u6027\u80fd\u3002 \u5bf9\u4e8e\u6211\u4eec\u4e2d\u7684\u6781\u5ba2\u6765\u8bf4,\u8fd9\u91cc\u6709\u4e00\u4e2a\u8def\u7531\u5668\u5982\u4f55\u5904\u7406\u6570\u636e\u5305\u7684\u4f2a\u4ee3\u7801\u793a\u4f8b: function routePacket(packet): destinationIP = packet.getDestinationIP() nextHop = routingTable.lookup(destinationIP) if nextHop: forwardPacket(packet, nextHop) else: dropPacket(packet) \u7f51\u7edc\u4ea4\u6362\u673a:\u5c40\u90e8\u6d41\u91cf\u63a7\u5236\u5668 \u8def\u7531\u5668\u5904\u7406\u7f51\u7edc\u95f4\u901a\u4fe1,\u800c\u4ea4\u6362\u673a\u7ba1\u7406\u672c\u5730\u7f51\u7edc\u5185\u7684\u6d41\u91cf\u3002\u5728\u9999\u6e2f\u7684\u6570\u636e\u4e2d\u5fc3,\u50cfArista 7000\u7cfb\u5217\u6216\u601d\u79d1Nexus 9000\u7cfb\u5217\u8fd9\u6837\u7684\u9ad8\u901f\u4ea4\u6362\u673a\u5f88\u5e38\u89c1,\u5b83\u4eec\u63d0\u4f9b\u5bf9\u91d1\u878d\u670d\u52a1\u548c\u6e38\u620f\u884c\u4e1a\u81f3\u5173\u91cd\u8981\u7684\u4f4e\u5ef6\u8fdf\u6027\u80fd\u3002 \u9632\u706b\u5899:\u7f51\u7edc\u5b88\u62a4\u8005 \u9274\u4e8e\u9999\u6e2f\u4f5c\u4e3a\u5168\u7403\u5546\u4e1a\u4e2d\u5fc3\u7684\u5730\u4f4d,\u7f51\u7edc\u5b89\u5168\u81f3\u5173\u91cd\u8981\u3002\u50cfPalo Alto Networks\u7684PA-7000\u7cfb\u5217\u6216Fortinet\u7684FortiGate 7000\u7cfb\u5217\u8fd9\u6837\u7684\u4e0b\u4e00\u4ee3\u9632\u706b\u5899(NGFW)\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u8fd9\u4e9b\u9632\u706b\u5899\u8d85\u8d8a\u4e86\u7b80\u5355\u7684\u6570\u636e\u5305\u8fc7\u6ee4,\u63d0\u4f9b\u6df1\u5ea6\u6570\u636e\u5305\u68c0\u6d4b\u548c\u5a01\u80c1\u60c5\u62a5\u3002 \u8fd9\u91cc\u662f\u4e00\u4e2a\u7b80\u5316\u7684iptables\u9632\u706b\u5899\u89c4\u5219\u793a\u4f8b: iptables -A INPUT -p tcp –dport 22 -m state –state NEW,ESTABLISHED -j ACCEPT \u8fd9\u6761\u89c4\u5219\u5141\u8bb8\u4f20\u5165\u7684SSH\u8fde\u63a5,\u8fd9\u662f\u670d\u52a1\u5668\u7ba1\u7406\u7684\u5e38\u89c1\u8981\u6c42\u3002 \u8d1f\u8f7d\u5747\u8861\u5668:\u786e\u4fdd\u9ad8\u53ef\u7528\u6027 \u5728\u9999\u6e2f\u9ad8\u6d41\u91cf\u7684\u73af\u5883\u4e2d,\u8d1f\u8f7d\u5747\u8861\u5668\u5bf9\u4e8e\u5728\u591a\u4e2a\u670d\u52a1\u5668\u4e4b\u95f4\u5206\u914d\u7f51\u7edc\u6d41\u91cf\u81f3\u5173\u91cd\u8981\u3002F5\u7684BIG-IP\u6216NGINX Plus\u7b49\u89e3\u51b3\u65b9\u6848\u88ab\u5e7f\u6cdb\u4f7f\u7528\u3002\u8fd9\u4e9b\u8bbe\u5907\u4e0d\u4ec5\u5e73\u8861\u8d1f\u8f7d,\u8fd8\u63d0\u4f9b\u5065\u5eb7\u68c0\u67e5\u548cSSL\u5378\u8f7d\u3002 \u7f51\u7edc\u9644\u52a0\u5b58\u50a8(NAS):\u96c6\u4e2d\u5f0f\u6570\u636e\u7ba1\u7406 \u4e3a\u4e86\u5728\u9999\u6e2f\u6570\u636e\u4e2d\u5fc3\u9ad8\u6548\u7ba1\u7406\u6570\u636e,\u50cfSynology RackStation\u6216QNAP Enterprise ZFS NAS\u8fd9\u6837\u7684NAS\u8bbe\u5907\u5f88\u53d7\u6b22\u8fce\u3002\u8fd9\u4e9b\u8bbe\u5907\u63d0\u4f9b\u53ef\u901a\u8fc7\u7f51\u7edc\u8bbf\u95ee\u7684\u96c6\u4e2d\u5b58\u50a8,\u5bf9\u5907\u4efd\u548c\u6587\u4ef6\u5171\u4eab\u64cd\u4f5c\u81f3\u5173\u91cd\u8981\u3002 VPN\u96c6\u4e2d\u5668:\u5b89\u5168\u8fdc\u7a0b\u8bbf\u95ee \u968f\u7740\u8fdc\u7a0b\u5de5\u4f5c\u7684\u5174\u8d77,VPN\u96c6\u4e2d\u5668\u53d8\u5f97\u8d8a\u6765\u8d8a\u91cd\u8981\u3002\u50cf\u601d\u79d1\u7684ASA\u4e0eAnyConnect\u6216Pulse Secure\u7684PSA\u7cfb\u5217\u7b49\u8bbe\u5907\u80fd\u591f\u5b9e\u73b0\u5bf9\u9999\u6e2f\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u7684\u5b89\u5168\u8fdc\u7a0b\u8bbf\u95ee\u3002 […]<\/p>\n Read More…<\/a><\/p>\n","protected":false},"author":3,"featured_media":14526,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[16],"tags":[2937,1906,353,300,265],"class_list":["post-14531","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized-sc","tag-network-devices-sc","tag-1906","tag-server-rental-sc","tag-300","tag-265"],"acf":[],"yoast_head":"\n\u670d\u52a1\u5668\u8fde\u63a5\u5fc5\u5907\u7684\u7f51\u7edc\u8bbe\u5907\u6709\u54ea\u4e9b\uff1f<\/title>\n<meta name=\"description\" content=\"\u5728\u9999\u6e2f\u7e41\u5fd9\u7684\u6570\u5b57\u5316\u73af\u5883\u4e2d,\u7406\u89e3\u670d\u52a1\u5668\u8fde\u63a5\u7684\u590d\u6742\u6027\u5bf9\u6280\u672f\u4e13\u4e1a\u4eba\u58eb\u6765\u8bf4\u81f3\u5173\u91cd\u8981\u3002\u672c\u6307\u5357\u6df1\u5165\u63a2\u8ba8\u4e86\u5728\u9999\u6e2f\u5c16\u7aef\u6570\u636e\u4e2d\u5fc3\u4e2d\u8fde\u63a5\u670d\u52a1\u5668\u548c\u8ba1\u7b97\u673a\u6240\u9700\u7684\u57fa\u672c\u7f51\u7edc\u8bbe\u5907\u3002\u65e0\u8bba\u60a8\u662f\u4ece\u4e8b\u670d\u52a1\u5668\u79df\u7528\u8fd8\u662f\u670d\u52a1\u5668\u6258\u7ba1\u670d\u52a1,\u638c\u63e1\u8fd9\u4e9b\u6982\u5ff5\u5bf9\u4e8e\u4f18\u5316\u60a8\u7684\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u81f3\u5173\u91cd\u8981\u3002 \u7f51\u7edc\u9aa8\u5e72:\u9ad8\u6027\u80fd\u8def\u7531\u5668 \u9ad8\u6027\u80fd\u8def\u7531\u5668\u662f\u9999\u6e2f\u670d\u52a1\u5668\u8fde\u63a5\u7684\u6838\u5fc3\u3002\u8fd9\u4e9b\u8bbe\u5907\u662f\u4e92\u8054\u7f51\u7684\u4ea4\u901a\u6307\u6325\u5b98,\u51b3\u5b9a\u6570\u636e\u5305\u7684\u6700\u9ad8\u6548\u8def\u5f84\u3002\u5728\u9999\u6e2f\u5feb\u8282\u594f\u7684\u73af\u5883\u4e2d,\u50cf\u601d\u79d1ASR 9000\u7cfb\u5217\u6216\u77bb\u535a\u7f51\u7edcMX\u7cfb\u5217\u8fd9\u6837\u7684\u8def\u7531\u5668\u5f88\u53d7\u6b22\u8fce,\u5b83\u4eec\u63d0\u4f9b\u4e86\u592a\u6bd4\u7279\u7ea7\u7684\u6027\u80fd\u3002 \u5bf9\u4e8e\u6211\u4eec\u4e2d\u7684\u6781\u5ba2\u6765\u8bf4,\u8fd9\u91cc\u6709\u4e00\u4e2a\u8def\u7531\u5668\u5982\u4f55\u5904\u7406\u6570\u636e\u5305\u7684\u4f2a\u4ee3\u7801\u793a\u4f8b:function routePacket(packet): destinationIP = packet.getDestinationIP() nextHop = routingTable.lookup(destinationIP) if nextHop: forwardPacket(packet, nextHop) else: dropPacket(packet) \u7f51\u7edc\u4ea4\u6362\u673a:\u5c40\u90e8\u6d41\u91cf\u63a7\u5236\u5668 \u8def\u7531\u5668\u5904\u7406\u7f51\u7edc\u95f4\u901a\u4fe1,\u800c\u4ea4\u6362\u673a\u7ba1\u7406\u672c\u5730\u7f51\u7edc\u5185\u7684\u6d41\u91cf\u3002\u5728\u9999\u6e2f\u7684\u6570\u636e\u4e2d\u5fc3,\u50cfArista 7000\u7cfb\u5217\u6216\u601d\u79d1Nexus 9000\u7cfb\u5217\u8fd9\u6837\u7684\u9ad8\u901f\u4ea4\u6362\u673a\u5f88\u5e38\u89c1,\u5b83\u4eec\u63d0\u4f9b\u5bf9\u91d1\u878d\u670d\u52a1\u548c\u6e38\u620f\u884c\u4e1a\u81f3\u5173\u91cd\u8981\u7684\u4f4e\u5ef6\u8fdf\u6027\u80fd\u3002 \u9632\u706b\u5899:\u7f51\u7edc\u5b88\u62a4\u8005 \u9274\u4e8e\u9999\u6e2f\u4f5c\u4e3a\u5168\u7403\u5546\u4e1a\u4e2d\u5fc3\u7684\u5730\u4f4d,\u7f51\u7edc\u5b89\u5168\u81f3\u5173\u91cd\u8981\u3002\u50cfPalo Alto Networks\u7684PA-7000\u7cfb\u5217\u6216Fortinet\u7684FortiGate 7000\u7cfb\u5217\u8fd9\u6837\u7684\u4e0b\u4e00\u4ee3\u9632\u706b\u5899(NGFW)\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u8fd9\u4e9b\u9632\u706b\u5899\u8d85\u8d8a\u4e86\u7b80\u5355\u7684\u6570\u636e\u5305\u8fc7\u6ee4,\u63d0\u4f9b\u6df1\u5ea6\u6570\u636e\u5305\u68c0\u6d4b\u548c\u5a01\u80c1\u60c5\u62a5\u3002 \u8fd9\u91cc\u662f\u4e00\u4e2a\u7b80\u5316\u7684iptables\u9632\u706b\u5899\u89c4\u5219\u793a\u4f8b:iptables -A INPUT -p tcp --dport 22 -m state --state NEW,ESTABLISHED -j ACCEPT \u8fd9\u6761\u89c4\u5219\u5141\u8bb8\u4f20\u5165\u7684SSH\u8fde\u63a5,\u8fd9\u662f\u670d\u52a1\u5668\u7ba1\u7406\u7684\u5e38\u89c1\u8981\u6c42\u3002 \u8d1f\u8f7d\u5747\u8861\u5668:\u786e\u4fdd\u9ad8\u53ef\u7528\u6027 \u5728\u9999\u6e2f\u9ad8\u6d41\u91cf\u7684\u73af\u5883\u4e2d,\u8d1f\u8f7d\u5747\u8861\u5668\u5bf9\u4e8e\u5728\u591a\u4e2a\u670d\u52a1\u5668\u4e4b\u95f4\u5206\u914d\u7f51\u7edc\u6d41\u91cf\u81f3\u5173\u91cd\u8981\u3002F5\u7684BIG-IP\u6216NGINX Plus\u7b49\u89e3\u51b3\u65b9\u6848\u88ab\u5e7f\u6cdb\u4f7f\u7528\u3002\u8fd9\u4e9b\u8bbe\u5907\u4e0d\u4ec5\u5e73\u8861\u8d1f\u8f7d,\u8fd8\u63d0\u4f9b\u5065\u5eb7\u68c0\u67e5\u548cSSL\u5378\u8f7d\u3002 \u7f51\u7edc\u9644\u52a0\u5b58\u50a8(NAS):\u96c6\u4e2d\u5f0f\u6570\u636e\u7ba1\u7406 \u4e3a\u4e86\u5728\u9999\u6e2f\u6570\u636e\u4e2d\u5fc3\u9ad8\u6548\u7ba1\u7406\u6570\u636e,\u50cfSynology RackStation\u6216QNAP Enterprise ZFS NAS\u8fd9\u6837\u7684NAS\u8bbe\u5907\u5f88\u53d7\u6b22\u8fce\u3002\u8fd9\u4e9b\u8bbe\u5907\u63d0\u4f9b\u53ef\u901a\u8fc7\u7f51\u7edc\u8bbf\u95ee\u7684\u96c6\u4e2d\u5b58\u50a8,\u5bf9\u5907\u4efd\u548c\u6587\u4ef6\u5171\u4eab\u64cd\u4f5c\u81f3\u5173\u91cd\u8981\u3002 VPN\u96c6\u4e2d\u5668:\u5b89\u5168\u8fdc\u7a0b\u8bbf\u95ee \u968f\u7740\u8fdc\u7a0b\u5de5\u4f5c\u7684\u5174\u8d77,VPN\u96c6\u4e2d\u5668\u53d8\u5f97\u8d8a\u6765\u8d8a\u91cd\u8981\u3002\u50cf\u601d\u79d1\u7684ASA\u4e0eAnyConnect\u6216Pulse Secure\u7684PSA\u7cfb\u5217\u7b49\u8bbe\u5907\u80fd\u591f\u5b9e\u73b0\u5bf9\u9999\u6e2f\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u7684\u5b89\u5168\u8fdc\u7a0b\u8bbf\u95ee\u3002 \u7f51\u7edc\u76d1\u63a7\u5de5\u5177:\u76d1\u63a7\u6027\u80fd \u4e3a\u4e86\u7ef4\u6301\u6700\u4f73\u6027\u80fd,\u7f51\u7edc\u76d1\u63a7\u5de5\u5177\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u50cfSolarWinds Network Performance Monitor\u6216PRTG Network Monitor\u8fd9\u6837\u7684\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\u4e86\u7f51\u7edc\u5065\u5eb7\u548c\u6027\u80fd\u7684\u5b9e\u65f6\u6d1e\u5bdf\u3002 \u4e0d\u95f4\u65ad\u7535\u6e90(UPS):\u786e\u4fdd\u6301\u7eed\u8fd0\u884c \u5728\u9999\u6e2f\u5feb\u8282\u594f\u7684\u5546\u4e1a\u73af\u5883\u4e2d,\u5373\u4f7f\u662f\u77ed\u6682\u7684\u7535\u529b\u4e2d\u65ad\u4e5f\u53ef\u80fd\u4ee3\u4ef7\u9ad8\u6602\u3002\u6765\u81eaAPC\u6216Eaton\u7b49\u54c1\u724c\u7684UPS\u7cfb\u7edf\u5bf9\u4e8e\u7ef4\u6301\u7f51\u7edc\u8bbe\u5907\u7684\u6301\u7eed\u8fd0\u884c\u81f3\u5173\u91cd\u8981\u3002 \u9999\u6e2f\u670d\u52a1\u5668\u8fde\u63a5\u6700\u4f73\u5b9e\u8df5 \u5728\u9999\u6e2f\u8bbe\u8ba1\u7f51\u7edc\u62d3\u6251\u65f6,\u8bf7\u8003\u8651\u4ee5\u4e0b\u6700\u4f73\u5b9e\u8df5: \u5728\u6240\u6709\u5c42\u9762\u5b9e\u65bd\u5197\u4f59\u4ee5\u786e\u4fdd\u9ad8\u53ef\u7528\u6027 \u4f7f\u7528\u865a\u62df\u5c40\u57df\u7f51(VLAN)\u5206\u6bb5\u6d41\u91cf\u5e76\u63d0\u9ad8\u5b89\u5168\u6027 \u5b9a\u671f\u66f4\u65b0\u548c\u4fee\u8865\u6240\u6709\u7f51\u7edc\u8bbe\u5907 \u5b9e\u65bd\u5f3a\u5927\u7684\u76d1\u63a7\u548c\u8b66\u62a5\u7cfb\u7edf \u8003\u8651\u4f7f\u7528\u8f6f\u4ef6\u5b9a\u4e49\u7f51\u7edc(SDN)\u4ee5\u83b7\u5f97\u66f4\u5927\u7684\u7075\u6d3b\u6027 \u7ed3\u8bba \u7406\u89e3\u6bcf\u4e2a\u7f51\u7edc\u8bbe\u5907\u7684\u89d2\u8272\u5bf9\u4e8e\u5728\u9999\u6e2f\u5efa\u7acb\u5f3a\u5927\u9ad8\u6548\u7684\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u81f3\u5173\u91cd\u8981\u3002\u65e0\u8bba\u60a8\u662f\u7ba1\u7406\u670d\u52a1\u5668\u79df\u7528\u670d\u52a1\u8fd8\u662f\u76d1\u7763\u670d\u52a1\u5668\u6258\u7ba1\u8bbe\u65bd,\u8fd9\u4e9b\u8bbe\u5907\u90fd\u6784\u6210\u4e86\u60a8\u7f51\u7edc\u7684\u9aa8\u5e72\u3002\u901a\u8fc7\u4ed4\u7ec6\u9009\u62e9\u548c\u914d\u7f6e\u8fd9\u4e9b\u7ec4\u4ef6,\u60a8\u53ef\u4ee5\u786e\u4fdd\u9999\u6e2f\u670d\u52a1\u5668\u7684\u6700\u4f73\u6027\u80fd\u3001\u5b89\u5168\u6027\u548c\u53ef\u9760\u6027\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.simcentric.com\/sc\/wp-json\/wp\/v2\/posts\/14531\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"company\" \/>\n<meta property=\"og:title\" content=\"\u670d\u52a1\u5668\u8fde\u63a5\u5fc5\u5907\u7684\u7f51\u7edc\u8bbe\u5907\u6709\u54ea\u4e9b\uff1f\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.simcentric.com\/sc\/wp-json\/wp\/v2\/posts\/14531\" \/>\n<meta property=\"og:site_name\" content=\"\u65b0\u5929\u57df\u4e92\u8054\" \/>\n<meta property=\"article:published_time\" content=\"2024-08-13T04:09:02+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-08-13T04:18:49+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.simcentric.com\/wp-content\/uploads\/2024\/08\/sim_blog0813.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"336\" \/>\n\t<meta property=\"og:image:height\" content=\"336\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n","yoast_head_json":{"title":"\u670d\u52a1\u5668\u8fde\u63a5\u5fc5\u5907\u7684\u7f51\u7edc\u8bbe\u5907\u6709\u54ea\u4e9b\uff1f","description":"\u5728\u9999\u6e2f\u7e41\u5fd9\u7684\u6570\u5b57\u5316\u73af\u5883\u4e2d,\u7406\u89e3\u670d\u52a1\u5668\u8fde\u63a5\u7684\u590d\u6742\u6027\u5bf9\u6280\u672f\u4e13\u4e1a\u4eba\u58eb\u6765\u8bf4\u81f3\u5173\u91cd\u8981\u3002\u672c\u6307\u5357\u6df1\u5165\u63a2\u8ba8\u4e86\u5728\u9999\u6e2f\u5c16\u7aef\u6570\u636e\u4e2d\u5fc3\u4e2d\u8fde\u63a5\u670d\u52a1\u5668\u548c\u8ba1\u7b97\u673a\u6240\u9700\u7684\u57fa\u672c\u7f51\u7edc\u8bbe\u5907\u3002\u65e0\u8bba\u60a8\u662f\u4ece\u4e8b\u670d\u52a1\u5668\u79df\u7528\u8fd8\u662f\u670d\u52a1\u5668\u6258\u7ba1\u670d\u52a1,\u638c\u63e1\u8fd9\u4e9b\u6982\u5ff5\u5bf9\u4e8e\u4f18\u5316\u60a8\u7684\u7f51\u7edc\u57fa\u7840\u8bbe\u65bd\u81f3\u5173\u91cd\u8981\u3002 \u7f51\u7edc\u9aa8\u5e72:\u9ad8\u6027\u80fd\u8def\u7531\u5668 \u9ad8\u6027\u80fd\u8def\u7531\u5668\u662f\u9999\u6e2f\u670d\u52a1\u5668\u8fde\u63a5\u7684\u6838\u5fc3\u3002\u8fd9\u4e9b\u8bbe\u5907\u662f\u4e92\u8054\u7f51\u7684\u4ea4\u901a\u6307\u6325\u5b98,\u51b3\u5b9a\u6570\u636e\u5305\u7684\u6700\u9ad8\u6548\u8def\u5f84\u3002\u5728\u9999\u6e2f\u5feb\u8282\u594f\u7684\u73af\u5883\u4e2d,\u50cf\u601d\u79d1ASR 9000\u7cfb\u5217\u6216\u77bb\u535a\u7f51\u7edcMX\u7cfb\u5217\u8fd9\u6837\u7684\u8def\u7531\u5668\u5f88\u53d7\u6b22\u8fce,\u5b83\u4eec\u63d0\u4f9b\u4e86\u592a\u6bd4\u7279\u7ea7\u7684\u6027\u80fd\u3002 \u5bf9\u4e8e\u6211\u4eec\u4e2d\u7684\u6781\u5ba2\u6765\u8bf4,\u8fd9\u91cc\u6709\u4e00\u4e2a\u8def\u7531\u5668\u5982\u4f55\u5904\u7406\u6570\u636e\u5305\u7684\u4f2a\u4ee3\u7801\u793a\u4f8b:function routePacket(packet): destinationIP = packet.getDestinationIP() nextHop = routingTable.lookup(destinationIP) if nextHop: forwardPacket(packet, nextHop) else: dropPacket(packet) \u7f51\u7edc\u4ea4\u6362\u673a:\u5c40\u90e8\u6d41\u91cf\u63a7\u5236\u5668 \u8def\u7531\u5668\u5904\u7406\u7f51\u7edc\u95f4\u901a\u4fe1,\u800c\u4ea4\u6362\u673a\u7ba1\u7406\u672c\u5730\u7f51\u7edc\u5185\u7684\u6d41\u91cf\u3002\u5728\u9999\u6e2f\u7684\u6570\u636e\u4e2d\u5fc3,\u50cfArista 7000\u7cfb\u5217\u6216\u601d\u79d1Nexus 9000\u7cfb\u5217\u8fd9\u6837\u7684\u9ad8\u901f\u4ea4\u6362\u673a\u5f88\u5e38\u89c1,\u5b83\u4eec\u63d0\u4f9b\u5bf9\u91d1\u878d\u670d\u52a1\u548c\u6e38\u620f\u884c\u4e1a\u81f3\u5173\u91cd\u8981\u7684\u4f4e\u5ef6\u8fdf\u6027\u80fd\u3002 \u9632\u706b\u5899:\u7f51\u7edc\u5b88\u62a4\u8005 \u9274\u4e8e\u9999\u6e2f\u4f5c\u4e3a\u5168\u7403\u5546\u4e1a\u4e2d\u5fc3\u7684\u5730\u4f4d,\u7f51\u7edc\u5b89\u5168\u81f3\u5173\u91cd\u8981\u3002\u50cfPalo Alto Networks\u7684PA-7000\u7cfb\u5217\u6216Fortinet\u7684FortiGate 7000\u7cfb\u5217\u8fd9\u6837\u7684\u4e0b\u4e00\u4ee3\u9632\u706b\u5899(NGFW)\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u8fd9\u4e9b\u9632\u706b\u5899\u8d85\u8d8a\u4e86\u7b80\u5355\u7684\u6570\u636e\u5305\u8fc7\u6ee4,\u63d0\u4f9b\u6df1\u5ea6\u6570\u636e\u5305\u68c0\u6d4b\u548c\u5a01\u80c1\u60c5\u62a5\u3002 \u8fd9\u91cc\u662f\u4e00\u4e2a\u7b80\u5316\u7684iptables\u9632\u706b\u5899\u89c4\u5219\u793a\u4f8b:iptables -A INPUT -p tcp --dport 22 -m state --state NEW,ESTABLISHED -j ACCEPT \u8fd9\u6761\u89c4\u5219\u5141\u8bb8\u4f20\u5165\u7684SSH\u8fde\u63a5,\u8fd9\u662f\u670d\u52a1\u5668\u7ba1\u7406\u7684\u5e38\u89c1\u8981\u6c42\u3002 \u8d1f\u8f7d\u5747\u8861\u5668:\u786e\u4fdd\u9ad8\u53ef\u7528\u6027 \u5728\u9999\u6e2f\u9ad8\u6d41\u91cf\u7684\u73af\u5883\u4e2d,\u8d1f\u8f7d\u5747\u8861\u5668\u5bf9\u4e8e\u5728\u591a\u4e2a\u670d\u52a1\u5668\u4e4b\u95f4\u5206\u914d\u7f51\u7edc\u6d41\u91cf\u81f3\u5173\u91cd\u8981\u3002F5\u7684BIG-IP\u6216NGINX Plus\u7b49\u89e3\u51b3\u65b9\u6848\u88ab\u5e7f\u6cdb\u4f7f\u7528\u3002\u8fd9\u4e9b\u8bbe\u5907\u4e0d\u4ec5\u5e73\u8861\u8d1f\u8f7d,\u8fd8\u63d0\u4f9b\u5065\u5eb7\u68c0\u67e5\u548cSSL\u5378\u8f7d\u3002 \u7f51\u7edc\u9644\u52a0\u5b58\u50a8(NAS):\u96c6\u4e2d\u5f0f\u6570\u636e\u7ba1\u7406 \u4e3a\u4e86\u5728\u9999\u6e2f\u6570\u636e\u4e2d\u5fc3\u9ad8\u6548\u7ba1\u7406\u6570\u636e,\u50cfSynology RackStation\u6216QNAP Enterprise ZFS NAS\u8fd9\u6837\u7684NAS\u8bbe\u5907\u5f88\u53d7\u6b22\u8fce\u3002\u8fd9\u4e9b\u8bbe\u5907\u63d0\u4f9b\u53ef\u901a\u8fc7\u7f51\u7edc\u8bbf\u95ee\u7684\u96c6\u4e2d\u5b58\u50a8,\u5bf9\u5907\u4efd\u548c\u6587\u4ef6\u5171\u4eab\u64cd\u4f5c\u81f3\u5173\u91cd\u8981\u3002 VPN\u96c6\u4e2d\u5668:\u5b89\u5168\u8fdc\u7a0b\u8bbf\u95ee \u968f\u7740\u8fdc\u7a0b\u5de5\u4f5c\u7684\u5174\u8d77,VPN\u96c6\u4e2d\u5668\u53d8\u5f97\u8d8a\u6765\u8d8a\u91cd\u8981\u3002\u50cf\u601d\u79d1\u7684ASA\u4e0eAnyConnect\u6216Pulse Secure\u7684PSA\u7cfb\u5217\u7b49\u8bbe\u5907\u80fd\u591f\u5b9e\u73b0\u5bf9\u9999\u6e2f\u670d\u52a1\u5668\u57fa\u7840\u8bbe\u65bd\u7684\u5b89\u5168\u8fdc\u7a0b\u8bbf\u95ee\u3002 \u7f51\u7edc\u76d1\u63a7\u5de5\u5177:\u76d1\u63a7\u6027\u80fd \u4e3a\u4e86\u7ef4\u6301\u6700\u4f73\u6027\u80fd,\u7f51\u7edc\u76d1\u63a7\u5de5\u5177\u662f\u5fc5\u4e0d\u53ef\u5c11\u7684\u3002\u50cfSolarWinds Network Performance Monitor\u6216PRTG Network Monitor\u8fd9\u6837\u7684\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\u4e86\u7f51\u7edc\u5065\u5eb7\u548c\u6027\u80fd\u7684\u5b9e\u65f6\u6d1e\u5bdf\u3002 \u4e0d\u95f4\u65ad\u7535\u6e90(UPS):\u786e\u4fdd\u6301\u7eed\u8fd0\u884c \u5728\u9999\u6e2f\u5feb\u8282\u594f\u7684\u5546\u4e1a\u73af\u5883\u4e2d,\u5373\u4f7f\u662f\u77ed\u6682\u7684\u7535\u529b\u4e2d\u65ad\u4e5f\u53ef\u80fd\u4ee3\u4ef7\u9ad8\u6602\u3002\u6765\u81eaAPC\u6216Eaton\u7b49\u54c1\u724c\u7684UPS\u7cfb\u7edf\u5bf9\u4e8e\u7ef4\u6301\u7f51\u7edc\u8bbe\u5907\u7684\u6301\u7eed\u8fd0\u884c\u81f3\u5173\u91cd\u8981\u3002 \u9999\u6e2f\u670d\u52a1\u5668\u8fde\u63a5\u6700\u4f73\u5b9e\u8df5 \u5728\u9999\u6e2f\u8bbe\u8ba1\u7f51\u7edc\u62d3\u6251\u65f6,\u8bf7\u8003\u8651\u4ee5\u4e0b\u6700\u4f73\u5b9e\u8df5: \u5728\u6240\u6709\u5c42\u9762\u5b9e\u65bd\u5197\u4f59\u4ee5\u786e\u4fdd\u9ad8\u53ef\u7528\u6027 \u4f7f\u7528\u865a\u62df\u5c40\u57df\u7f51(VLAN)\u5206\u6bb5\u6d41\u91cf\u5e76\u63d0\u9ad8\u5b89\u5168\u6027 \u5b9a\u671f\u66f4\u65b0\u548c\u4fee\u8865\u6240\u6709\u7f51\u7edc\u8bbe\u5907 \u5b9e\u65bd\u5f3a\u5927\u7684\u76d1\u63a7\u548c\u8b66\u62a5\u7cfb\u7edf 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\u7f51\u7edc\u9aa8\u5e72:\u9ad8\u6027\u80fd\u8def\u7531\u5668 \u9ad8\u6027\u80fd\u8def\u7531\u5668\u662f\u9999\u6e2f\u670d\u52a1\u5668\u8fde\u63a5\u7684\u6838\u5fc3\u3002\u8fd9\u4e9b\u8bbe\u5907\u662f\u4e92\u8054\u7f51\u7684\u4ea4\u901a\u6307\u6325\u5b98,\u51b3\u5b9a\u6570\u636e\u5305\u7684\u6700\u9ad8\u6548\u8def\u5f84\u3002\u5728\u9999\u6e2f\u5feb\u8282\u594f\u7684\u73af\u5883\u4e2d,\u50cf\u601d\u79d1ASR 9000\u7cfb\u5217\u6216\u77bb\u535a\u7f51\u7edcMX\u7cfb\u5217\u8fd9\u6837\u7684\u8def\u7531\u5668\u5f88\u53d7\u6b22\u8fce,\u5b83\u4eec\u63d0\u4f9b\u4e86\u592a\u6bd4\u7279\u7ea7\u7684\u6027\u80fd\u3002 \u5bf9\u4e8e\u6211\u4eec\u4e2d\u7684\u6781\u5ba2\u6765\u8bf4,\u8fd9\u91cc\u6709\u4e00\u4e2a\u8def\u7531\u5668\u5982\u4f55\u5904\u7406\u6570\u636e\u5305\u7684\u4f2a\u4ee3\u7801\u793a\u4f8b:function routePacket(packet): destinationIP = packet.getDestinationIP() nextHop = routingTable.lookup(destinationIP) if nextHop: forwardPacket(packet, nextHop) else: dropPacket(packet) 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