网管支撑系统的告警监控和性能分析，为我们实现网络预警提供必要的基础条件。
The network management support system's warning monitoring and the performance analysis, realize the network early warning for us to provide the essential basic requirement.
本文的网络异常监测系统主要分为三个模块：数据采集模块、异常判定模块和告警分析模块。
The network anomaly detection system is made of three modules mainly: data collection module, anomaly judgement module and alert analyse module.
通过改进规则的定义方式，采用与网络无关的规则库，动态拓扑映射技术，来创建易维护可扩展的告警相关性分析系统。
The application of network and configuration independent rule sets, and dynamic topology mapping technologies makes alarm correlation system more maintainable and reliability.
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