It strengthen the security of resources by the technique of separating the manage site and the filter,and the filter is flexibly placed to the outside of the protected resources.

• 利用管理站-过滤器分离技术,把透明过滤器灵活地布置到被保护资源的外部边缘,对网络离散资源进行精确隔离,提高了安全性。