开启电信上海贝尔RG200o-CA光纤modem（光猫）路由功能，实现手机、电脑、平板同时上网，开启多SSID，SSID2，实现一个光猫同时支持无线路由和无线iTV，摆脱网线烦恼. -open RG200O-CA ROUTER AND SSID2

C写的modem拨号上网程序，有助于你理解linux下的网络编程-Written in C modem dial-up procedures to help you understand network programming under linux