According to the insufficient of the present military communication network management in real-time and reliability of the data, puts forward a design and implementation method of an assistant decision-supporting system for line maintenance of communication station. The overall architecture and the function of each module is introduced, and through generating emergency support scheme, realize the accuracy and completeness of the communication line resources, as well as the flexible interface between line resource data and other system. The results show that the system can make the communication support commander comprehensive understanding of the whole communication network, greatly increasing the efficiency of the communication support units.