Table of Contents:

Definition and Overview

1. Introduction

2. Traditional Voice Transmission

3. ATM Transmission

4. What Business Problems Can VToA Address?

5. Why Will ATM Dominate Future Markets?

6. Companies with VToA Products

7. Standards Groups

Self-Test

Glossary

PDF of this tutorial

Definition
Voice telephony over asynchronous transfer mode (VToA) is a single integrated infrastructure, able to manage and deliver all subscriber signals (audio, data, voice, and video) and switched and dedicated services reliably and efficiently.

Overview
The goal of this tutorial is to provide an understanding of what VToA is, why it came into existence, and how it will benefit the public by increasing the availability and quality of telephone service worldwide.