189/5000 With the advent of the era of information network, which stimulates the development of the relevant enterprises and products, but because of the small and medium-sized enterprise own capital position, small and medium-sized enterprises widespread shortage of funds, small and medium-sized enterprises (smes) in cloud computing new technology especially computer network technology development, but network planning is unknown in the small and medium-sized enterprises, lack of professional and technical personnel, also does not have sufficient personnel working configuration. Under such circumstances, it is difficult for small and medium-sized enterprises to develop their own technical capabilities to complete the construction of computer network. Therefore, there are many problems in the network construction of small and medium-sized enterprises