\u7f8e\u570b\u4f3a\u670d\u5668\u79df\u7528\u4f9b\u61c9\u5546\u901a\u5e38\u63d0\u4f9b\u4e09\u7a2e\u4e3b\u8981\u7684\u8de8\u5883\u9023\u63a5\u983b\u5bec\u9078\u9805\u3002\u6bcf\u7a2e\u985e\u578b\u90fd\u670d\u52d9\u65bc\u4e0d\u540c\u76ee\u7684\uff0c\u4e26\u5177\u6709\u5176\u7368\u7279\u7684\u512a\u52e2\u548c\u8003\u616e\u56e0\u7d20\uff1a<\/p>\n

CN2\u983b\u5bec<\/h3>\n

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• \u4e2d\u570b\u96fb\u4fe1\u7684\u512a\u8cea\u7d1a\u7db2\u8def<\/li>\n
• \u8207\u5927\u9678\u4e3b\u8981ISP\u76f4\u63a5\u5c0d\u7b49\u4e92\u806f<\/li>\n
• \u901a\u904e\u5c08\u7528\u57fa\u790e\u8a2d\u65bd\u512a\u5316\u8def\u7531\u8def\u5f91<\/li>\n
• \u5230\u4e2d\u570b\u5927\u9678\u7684\u5ef6\u9072\u66f4\u4f4e\uff08\u901a\u5e38\u6bd4\u6a19\u6e96\u8def\u7531\u597d30-40%\uff09<\/li>\n
• \u66f4\u512a\u7684\u4e1f\u5305\u7387\uff08\u5e73\u5747\u4f4e\u65bc0.1%\uff09<\/li>\n
• \u8f03\u9ad8\u7684\u6210\u672c\u6ea2\u50f9<\/li>\n
• \u5c08\u5c6c\u652f\u63f4\u7ba1\u9053<\/li>\n
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• \u9ad8\u7d1aQoS\u529f\u80fd<\/li>\n<\/ul>\n

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    \u56de\u570b\u512a\u5316\u983b\u5bec<\/h3>\n

    \n
    • \u5b9a\u88fd\u5de5\u7a0b\u7684\u5927\u9678\u8def\u7531<\/li>\n
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    • \u6df7\u5408\u7db2\u8def\u529f\u80fd<\/li>\n<\/ul>\n

      [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n

      \u7db2\u8def\u67b6\u69cb\u6df1\u5165\u5206\u6790<\/strong><\/h2>\n

      CN2\u57fa\u790e\u8a2d\u65bd<\/h3>\n

      \r\n# CN2 Network Path Example\r\nUS_Datacenter [10Gbps] --> CN2_Edge_Router\r\n    --> CN2_Backbone [Premium Path]\r\n        --> China_IX [Multiple Peers]\r\n            --> China_Regional_Networks\r\n                --> End_Users\r\n\r\n# Typical Network Parameters\r\nBackbone Capacity: 100Gbps+\r\nEdge Router Redundancy: 2N+1\r\nPath Diversity: Minimum 3 routes\r\nBGP Communities: Advanced filtering\r\n<\/code><\/pre>\n
      [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n
      \u983b\u5bec\u9078\u64c7\u6307\u5357<\/strong><\/h2>\n
      \u884c\u696d\u7279\u5b9a\u63a8\u85a6<\/h3>\n\n\n\n\n\n\n
      \u884c\u696d<\/th>\n
      \u63a8\u85a6\u983b\u5bec<\/th>\n
      \u95dc\u9375\u8003\u616e\u56e0\u7d20<\/th>\n<\/tr>\n
      \u904a\u6232<\/td>\n
      CN2<\/td>\n
      \u4f4e\u5ef6\u9072\uff0c\u6700\u5c0f\u4e1f\u5305<\/td>\n<\/tr>\n
      \u96fb\u5b50\u5546\u52d9<\/td>\n
      \u56de\u570b\u512a\u5316\u7dda\u8def<\/td>\n
      \u6548\u80fd\u548c\u6210\u672c\u7684\u5e73\u8861<\/td>\n<\/tr>\n
      \u5167\u5bb9\u5206\u767c<\/td>\n
      \u570b\u969b\u7dda\u8def<\/td>\n
      \u5168\u7403\u8986\u84cb\uff0c\u6210\u672c\u6548\u76ca<\/td>\n<\/tr>\n
      \u91d1\u878d\u670d\u52d9<\/td>\n
      CN2<\/td>\n
      \u7a69\u5b9a\u6027\u548c\u5b89\u5168\u6027<\/td>\n<\/tr>\n<\/table>\n
      [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=”blog-detail-section”][vc_column][vc_column_text]<\/p>\n
      \u6280\u8853\u914d\u7f6e\u793a\u4f8b<\/strong><\/h2>\n
      \u9ad8\u7d1a\u7db2\u8def\u914d\u7f6e<\/h3>\n
      \r\n# CN2 Premium Route Configuration\r\ninterface TenGigabitEthernet1\/1\r\n description CN2_PREMIUM_UPLINK\r\n bandwidth 10000000\r\n ip address 192.168.1.1 255.255.255.0\r\n service-policy output CN2_QOS_POLICY\r\n load-interval 30\r\n carrier-delay msec 50\r\n no shutdown\r\n!\r\nip route-cache policy\r\nip cef load-sharing algorithm universal\r\nip bgp-community new-format\r\n!\r\nroute-map CN2_PREFERRED permit 10\r\n match community CN2_COMMUNITY\r\n set local-preference 200\r\n<\/code><\/pre>\n
      \u56de\u570b\u512a\u5316\u914d\u7f6e<\/h3>\n
      \r\n# Traffic Optimization Script\r\n#!\/bin\/bash\r\nROUTES=(\r\n    \"202.96.0.0\/16:CN2\"\r\n    \"203.0.0.0\/16:CHINAOPT\"\r\n    \"116.0.0.0\/16:INTERNATIONAL\"\r\n)\r\n\r\nfor route in \"${ROUTES[@]}\"; do\r\n    IFS=: read subnet path <<< \"$route\"\r\n    case $path in\r\n        \"CN2\")\r\n            ip route add $subnet via $CN2_GATEWAY metric 10\r\n            ;;\r\n        \"CHINAOPT\")\r\n            ip route add $subnet via $OPT_GATEWAY metric 20\r\n            ;;\r\n        \"INTERNATIONAL\")\r\n            ip route add $subnet via $INT_GATEWAY metric 30\r\n            ;;\r\n    esac\r\ndone\r\n<\/code><\/pre>\n
      [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=\"blog-detail-section\"][vc_column][vc_column_text]<\/p>\n
      \u6548\u80fd\u76e3\u63a7\u8207\u512a\u5316<\/strong><\/h2>\n
      \u76e3\u63a7\u7cfb\u7d71\u793a\u4f8b<\/h3>\n
      \r\n# Performance Monitoring Configuration\r\ndefine service {\r\n    use                     generic-service\r\n    host_name              us-server-01\r\n    service_description    Bandwidth Utilization\r\n    check_command         check_bandwidth\r\n    check_interval        5\r\n    notification_interval 30\r\n    notification_period   24x7\r\n    notification_options  w,c,r\r\n    contact_groups       network-admins\r\n}\r\n\r\n# Alert Thresholds\r\nWARNING_THRESHOLD=80\r\nCRITICAL_THRESHOLD=90\r\n<\/code><\/pre>\n
      [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=\"blog-detail-section\"][vc_column][vc_column_text]<\/p>\n
      \u9ad8\u7d1a\u6d41\u91cf\u7ba1\u7406<\/strong><\/h2>\n
      \r\n# QoS Configuration Example\r\nclass-map match-any PREMIUM_TRAFFIC\r\n  match dscp ef\r\n  match dscp cs5\r\n  match dscp cs4\r\n!\r\npolicy-map QOS_POLICY\r\n  class PREMIUM_TRAFFIC\r\n    priority percent 30\r\n    police cir 300000000\r\n    exceed-action drop\r\n  class class-default\r\n    fair-queue\r\n    random-detect\r\n!\r\ninterface GigabitEthernet0\/0\r\n  service-policy output QOS_POLICY\r\n<\/code><\/pre>\n
      [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=\"blog-detail-section\"][vc_column][vc_column_text]<\/p>\n
      \u707d\u96e3\u5fa9\u539f\u548c\u6545\u969c\u8f49\u79fb<\/strong><\/h2>\n
      \r\n# Failover Configuration\r\nvrrp 1\r\n    interface GigabitEthernet0\/1\r\n    virtual-ip 192.168.1.254\r\n    priority 200\r\n    preempt\r\n    track 1 decrement 60\r\n!\r\ntrack 1 interface GigabitEthernet0\/0 line-protocol\r\n<\/code><\/pre>\n
      [\/vc_column_text][\/vc_column][\/vc_row][vc_row el_class=\"blog-detail-section\"][vc_column][vc_column_text]<\/p>\n
      \u5be6\u65bd\u6700\u4f73\u5be6\u8e10<\/strong><\/h2>\n
      \n
      \u5b9a\u671f\u6548\u80fd\u57fa\u6e96\u6e2c\u8a66\n
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      \u5b89\u5168\u63aa\u65bd\n
      \n
      DDoS\u9632\u8b77\u914d\u7f6e<\/li>\n
      \u6d41\u91cf\u904e\u6ffe\u898f\u5247<\/li>\n
      \u5b58\u53d6\u63a7\u5236\u5217\u8868<\/li>\n<\/ul>\n<\/li>\n
      \u5bb9\u91cf\u898f\u5283\n
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      \u9762\u5411\u672a\u4f86\u7684\u8003\u616e\u56e0\u7d20<\/strong><\/h2>\n
      \u5728\u5be6\u65bd\u5177\u6709\u5c08\u9580\u983b\u5bec\u9078\u9805\u7684\u4f3a\u670d\u5668\u79df\u7528\u89e3\u6c7a\u65b9\u6848\u6642\uff0c\u8acb\u8003\u616e\u4ee5\u4e0b\u9577\u671f\u56e0\u7d20\uff1a<\/p>\n
      \n
      IPv6\u5c31\u7dd2\u6027\u548c\u90e8\u7f72\u898f\u5283<\/li>\n
      \u7db2\u8def\u81ea\u52d5\u5316\u80fd\u529b<\/li>\n
      \u65b0\u8208\u6280\u8853\u6574\u5408<\/li>\n
      \u53ef\u64f4\u5c55\u6027\u9700\u6c42<\/li>\n
      \u8de8\u5883\u5408\u898f\u8003\u616e<\/li>\n<\/ul>\n
      \u70ba\u7f8e\u570b\u4f3a\u670d\u5668\u9078\u64c7\u6b63\u78ba\u7684\u983b\u5bec\u9078\u9805\u9700\u8981\u4ed4\u7d30\u8003\u616e\u6280\u8853\u8981\u6c42\u3001\u9810\u7b97\u9650\u5236\u548c\u6548\u80fd\u9700\u6c42\u3002\u7121\u8ad6\u662f\u9078\u64c7CN2\u3001\u570b\u969b\u7dda\u8def\u9084\u662f\u56de\u570b\u512a\u5316\u983b\u5bec\uff0c\u6bcf\u7a2e\u89e3\u6c7a\u65b9\u6848\u90fd\u70ba\u7279\u5b9a\u7528\u4f8b\u63d0\u4f9b\u7368\u7279\u512a\u52e2\u3002\u901a\u904e\u7406\u89e3\u9019\u4e9b\u5dee\u7570\u4e26\u5be6\u65bd\u9069\u7576\u7684\u914d\u7f6e\uff0c\u4f01\u696d\u53ef\u4ee5\u78ba\u4fdd\u6700\u4f73\u7684\u4f3a\u670d\u5668\u79df\u7528\u6548\u80fd\u548c\u7528\u6236\u9ad4\u9a57\uff0c\u540c\u6642\u4fdd\u6301\u6210\u672c\u6548\u76ca\u548c\u53ef\u64f4\u5c55\u6027\u3002<\/p>\n
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      Read More…<\/a><\/p>\n","protected":false},"author":3,"featured_media":19740,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[4815],"tags":[4895,4896,4897,4828,1892],"class_list":["post-19745","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-america-dedicated-server-tc","tag-us-server-bandwidth-tc","tag-cn2-bandwidth-tc","tag-china-optimized-bandwidth-tc","tag-international-bandwidth-tc","tag-server-hosting-tc"],"acf":[],"yoast_head":"\n