This paper introduces the IP address translation technology (ie NAT technology) between the internal network and the external network, discusses the technical characteristics of using Cisco's PIX (Private Internet Exchange) firewall to realize the isolation of the internal network and the external network (Internet), and proposes an IP address with the same name The new concept of conversion technology (that is, the NAT technology of the same name). Taking campus sports culture, Yunnan sports culture, minority sports culture and the combination of the three as the research object, the importance and necessity of constructing regional campus sports culture, in order to Provide theoretical help for further research in this area. National traditional sports are part of our culture. The BBS data are classified into three categories and collected in different ways. The article mainly introduces the part that uses incremental methods to obtain updated data.