(ANMapShotFlukeNetworks' network topology expert (LanMapShot) enables network managers to complete all maps of the network at the click of a finger. It can be used to discover and make network topology, as well as network fault diagnosis and analysis. In particular, it can convert a switching environment. The network structure of the network is clearly displayed to the network administrator, and the network administrator can actively create corresponding management graphics based on the different management needs of network equipment.)