CallXML Development Guide

Version 2.0

This documentation is for CallXML 2, which has been superceded by CallXML 3. The CallXML 2 language is not being updated any longer. CallXML 3, however, has many new features and is actively being enhanced. If you're writing a new CallXML application, you should use CallXML 3. Click here for the CallXML 3.0 documentation.

Introduction

This guide contains all of the information you'll need to develop great voice applications on the Voxeo VoiceCenter network. Inside, you'll find tutorials, sample code, a detailed language specification, and appendices covering everything from best practices to advanced topics.

Getting Started

Learning CallXML?

Our Learning CallXML section is filled with tutorials and sample code to help you get started with voice application development. If you'd like to jump in, and try the first tutorial, click here.

Looking for advanced topics?

If you already know CallXML, you can skip ahead to our appendices, where you'll find information on best practices and several more advanced topics.

Need element information?

Use our Element Summary to get an overview for every CallXML element. To get detailed information for a specific element, including sample code, click on an element name.

Using This Guide

Collapsible Menus

The "Chapters & Tutorials" section, located at the top of the left frame, uses a collapsible tree menu for easy navigation. Simply click on the "+" image to expand a topic. To collapse an expanded topic, just click the "-" image. You can also click on the headings in the blue bars to collapse and expand the entire sections.

Tooltip Information

Hover over the links in the "Elements" section to view a tooltip containing a brief description for each element. Tooltips are also used extensively on the Element Summary page. On this page, you'll find an overview of every element, including a list of attributes and parent/child relationships.