(Network management has been a key factor to ensure the normal operation of computer networks, especially large-scale computer networks. With a suitable network management application system to monitor and manage the network, it is possible to view the status of the entire network in real time, check the possible bottlenecks of network functions, and perform automatic management or alarm flashing to ensure that the network works efficiently and reliably. The network management system has become an indispensable part of the network)