The scale of the network is more and more big, the topological structure of network is more and more complicated, so network maintenance workload is several times incremented too.
The scale of the network is more and more big, the topological structure of network is more and more complicated, so network maintenance workload is several times incremented too.
网络的规模越来越大，拓扑结构越来越复杂，网络维护工作量也就相应成倍增加。