Digital network video monitoring system not only for the property of the school teachers and students for the personal safety and the campus provides a strong guarantee, thus effectively reducing the occurrence of all kinds of security events, and for the school provides a highly efficient management and sharing tools. We can through the network video monitoring implement supervision and administration of the examination room, to prevent the occurrence of cheating in the examination room, play a certain deterrent effect; of important places, an important channel for video monitoring, so as to prevent campus uncivilized phenomenon occurrence and spread. At the same time, it also provides a pure teaching space and a good academic atmosphere, and also provides a safe, efficient and comfortable environment for the education of the society.