摘要
本文给出了Cisco路由器2509的基本配置并应用到福建省地震局局域网中去，运行良好，实现了我局局域网的广域网连接。
In this paper, the Cisco 2509 Access Servers configuration was set up and be used in Computer Network of the Seismological Bureau of Fujian Province,It takes the role for connecting LAN to WAN for the Seismological Bureau of Fujian Province and works well.
