An communications service provider provides wireless access to a packetized data network, such as the Internet. The service provider includes a server computer. The server computer is connected to the network, which is at least in part a wired network. The wired network is connected to a cellular wireless communications system. A method of the network includes a client device that communicates wirelessly with the server computer. The client device runs standard applications programs, such as browser, ftp, and e-mail. The method includes serving a first information by the server computer to the client device according to a specialized protocol, determining that the first information accords with the specialized protocol, and proxying the first information to the standard programs in a standard protocol readable by the standard programs.