目前，全国各地“校校通”工程开展得如火如荼，许多规模不大的中小学也建起了自己的校园网，但由于财力等原因，往往仅有的一台服务器既要充当Internet上网代理，还要向网内用户提供其它服务。要实现一个IP地址向用户提供不同的服务，最常见的方法就是配置虚拟主机。配置虚拟 At present, all over the country, “school through” project in full swing, many small and medium-sized primary and secondary schools have also set up their own campus network, but due to financial reasons, often only one server not only to act as Internet Internet agents, But also to other users within the network to provide services. To achieve an IP address to provide users with different services, the most common way is to configure the virtual host. Configure virtual