Welcome to &TCPIUG;. This book describes how you can use the telephone network to share the development of &TCAR; with me, in a political system where the telephone line is the only communication network most people have (still limitted) access to. This book provides a guide you and your friends can follow to build your own collaborative networks using computers and the telephone network of your country. To implement the configurations described in this book, you need computers, modem devices, switches (optional), a telephone network and need for sharing information with your friends. To make the information of this book managable, it has been organized in the following parts: describes ... describes ... contains the lincense documents mentioned in this book. &preface-overview; &preface-docconvs; &preface-feedback;