VB判断网络连接，可判断客户端连网的方式，以及一些其它的网络信息，比如是否安装了网络RAS、是否是通过Modem连接、是否是通过Proxy连接、是否是通过通过LAN连接、主机是否有合法的Internet连接配置-VB to determine the network connection, you can determine the client networking, as well as some of the other network information, such as whether to install the network the RAS, whether it is through the Modem connection, whether it is through Proxy connection, whether it is connected via a LAN, whether the host the legal Internet connection configuration