Construction of China’s Land Network Communication—Shandong Sub System

The state land network project is China’s “11th Five-Year” period included in the national high-tech industrial development project of the 12 major national science and technology infrastructure construction projects, this paper on the background of the state land network project and the significance of the project and the state land network communication system based on seismic network industry are briefly introduced, and explain in detail the technical scheme the virtual network system is built on the basis of the GRE tunnel, and to the application of the system, the key technology of VPN package. In this paper, several key technologies are studied in detail, and they are applied to the communication system of terrestrial network. Especially, the construction scheme of Shandong land network communication system is explained in detail. Combined with the author’s practical experience, this paper summarizes the problems encountered in the operation and maintenance of the communication system of Shandong land network, and provides a reference for the later construction and operation of the land network.