就变电站监控模型部分，本文以IEC61850标准建模的核心思想为基础，根据现有的技术条件提出了在RTAP实时运行环境上建立变电站监控主站模型的方法。
Modeling methods of SCADA have been put forward based on RTAP runtime environment of current technology conditions after the author masters the IEC61850 standards' kernel ideas.
介绍了现有无线数据通讯技术的实用性、可靠性、安全性，分析了该技术在热网监控系统中应用的可行性。
This paper analyzes the practicability, reliability, and security of wireless data communication technology, and the feasibility of its application in thermal power grid supervisory system.
最后，结合校园网的实际，根据现有设备条件，运用VLAN技术、NAT技术、路由器访问列表以及流量监控实现了对校园网的基本安全防护。
Lastly, along with campus fact and equipment, using technology of VLAN, NAT, router access-list and network traffic flow monitoring system, we carry out basic security defense of campus network.
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