网络交换机运行不稳定故障及处理措施

Unstable Operation Fault of Network Switch and Its Treatment Measures

华电集团某电厂发生工控机接入及公用系统网络交换机运行不稳定故障,暴露出DCS管理不到位、DCS系统网络设备长周期运行风险预控不到位、DCS网络域间隔离不完善等问题。针对该类问题,提出了相应的处理及防范措施。通过对故障的分析和研究,保障了工控机接入及公用系统网络的安全可靠运行。

The failure of industrial control computer access and the unstable operation of public system network switch occurred in a power plant of Huadian Group,which exposed some problems,such as inadequate DCS management,inadequate pre-control of long-term operation risk of DCS system network equipment,imperfect inter-domain isolation of DCS network and so on.In view of this kind of problem,this paper puts forward the corresponding treatment and preventive measures.Through the analysis and research of this fault,the safe and reliable operation of industrial computer access and public system network is guaranteed.