From fe51c57ccc08841eb8af782ab305fc7625fb2e43 Mon Sep 17 00:00:00 2001 From: Alain Reguera Delgado Date: Oct 29 2011 19:53:10 +0000 Subject: Update `Preface.docbook'. --- diff --git a/Manuals/Tcpi-ug/Preface.docbook b/Manuals/Tcpi-ug/Preface.docbook index a7bfd2f..c071b9c 100755 --- a/Manuals/Tcpi-ug/Preface.docbook +++ b/Manuals/Tcpi-ug/Preface.docbook @@ -17,12 +17,24 @@ - 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 implement the configuration described in this book, you + need two or more computers connected to the telephone network + of your country by mean of modem devices. Optionally, to + extend the entire network, you could use Ethternet devices to + create local area networks (LANs) on both ends of each + connection established over the telephone network able of + exchanging data between themselves. For example, consider an + infrastructure where you have one LAN for each province in + your country and then, each of these LANs are connected using + the country's telephone network. Each LAN would have one or + more server computers to concentrate the information produced + by that province and then, using the telephone network, each + server computer would be able of exchanging data between + themselves. This infrastructure would be as expensive as a + national telephone call would be (without counting the + electrical power consume required by computers, of course). - + To make the information of this book managable, it has been organized in the following parts: @@ -31,12 +43,17 @@ - describes ... + describes how to link + computers in order to make internet services described in + available to other computers. - describes ... + describes how to configure + computers to provide internet services and also exchange + information between computers using the media described in + .