(For small and medium-sized enterprises, the network pressure on the local area network is not very large, but in actual use, how to safely prevent attacks from the external network, how to manage the traffic of the internal network and the security of use are issues that need to be managed urgently. In previous products, neither UTM nor online behavior management devices can well coordinate functions and security, so more users are forced to choose multiple devices to manage the above problems. Today, a type of Xia Nuo)