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## 1. Introduction

## 1.1 Introduction

This document explains about VoIP systems. Recent happenings like Internet diffusion at low cost, new integration of dedicated voice compression processors, have changed common user requirements allowing VoIP standards to diffuse. This howto tries to define some basic lines of VoIP architecture.

Please send suggestions and critics to my email address

## 1.2 Copyright

Copyright (C) 2000,2001 Roberto Arcomano. This document is free; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version. This document is distributed in the hope that it will be useful, but

WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You can get a copy of the GNU GPL here

## 1.3 Translations

If you want to translate this document you are free, you only have to:

1. Check that another version of it doesn't already exist at your local LDP
2. Maintain all 'Introduction' section (including 'Introduction', 'Copyright', 'Translations', 'Credits').

Warning! You don't have to translate TXT or HTML file, you have to modify LYX file, so that it is possible to convert it all other formats (TXT, HTML, RIFF, etc.): to do that you can use "LyX" application you download from http://www.lyx.org.

No need to ask me to translate! You just have to let me know (if you want) about your translation.

Thank you for your translation!

## 1.4 Credits

Thanks to Fatamorgana Computers for hardware equipment and experimental opportunity.

Thanks to Linux Documentation Project for publishing and uploading my document in a very quickly fashion.

Thanks to David Price for his support.

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