(As the network plan expands and the complexity continues to increase, the network topology structure also follows the network development and gradually violates the original plan and becomes confusing. How to timely and accurately grasp the dynamic changes and operating status of the network, as well as the detailed information of network resources, has gradually become a question that network managers are very concerned about. For these questions faced by network managers in our country, Beijing Youlong Network Technology Co., Ltd. has specially developed SiteView Topology King-Network Device Management Software, namely SiteViewNNM, which can dynamically search the entire network.)