本文结合校园网的具体网络结构和使用情况提出了一个基于多出口的校园网VPN网络构建方案,根据这个方案不仅可以实现虚拟的跨区域的专线联通,还可以通过接入移动和联通两大网络运营商,将校园专用网内资源被访问的区域范围扩展到任何连接Internet的地方,还可以优化专用网内部的资源管理。 According to the concrete network structure and usage of campus network, this paper proposes a multi-exit campus network VPN network construction scheme. According to this scheme, not only virtual cross-regional private line Unicom can be realized, but also access to the two networks of mobile and Unicom Operators, extending the reach of campus private network resources to any Internet connection, and optimizing resource management within the private network.