Book Image

The 3CX IP PBX Tutorial

Book Image

The 3CX IP PBX Tutorial

Overview of this book

Traditional PBX systems have often been expensive and proprietary. With 3CX, you can now create an easy-to-use, complete, and cost-effective phone system on Microsoft Windows. This practical guide offers the insight that a reader needs to exploit the potential that 3CX has to offer.This practical hands-on book covers everything you need to know about designing, installing and customizing 3CX to create an all-inclusive phone system. It takes a real-world approach that walks you through all aspects of 3CX and its features. From installing the software, to backing things up, to understanding what hardware you need – this book covers it all.The 3CX IP PBX Tutorial will take you from knowing very little about VoIP to almost expert level with detailed how-tos on every aspect of 3CX. Starting with the basics, and covering the free version of 3CX as well as the more advanced features of the Enterprise version, you will learn it all.In other words, this book covers numerous topics such as installation and configuration of 3CX, choosing a VoIP Provider, integration of a trunk into 3CX, the commonly used 3CX hardware, and backing up your phone system.
Table of Contents (15 chapters)
The 3CX IP PBX Tutorial
Credits
About the Authors
About the Reviewer
Preface

Integrating Legacy PBX


It is not uncommon for a Legacy PBX to need to co-exist, at least for a time, with a new IP PBX. Perhaps management wants to try-before-buying or see the new system working before dismantling their 20-year-old system. As working with Legacy equipment is a reality in everyday life, we will go over integrating 3CX with a Legacy phone system. We will use an ATA device that converts an analog device into a SIP extension, which connects our Legacy PBX to our 3CX Phone System.

At our office, we replaced our four-line Panasonic KX-TG4000B telephone system with 3CX, as shown in the following image. We'll use that as our example, but remember that the process is largely the same even with a much larger system.

We'll use this Legacy four-line Panasonic phone system as our example. As it is a four-line system, we can have up to four concurrent calls between 3CX and this system.

The basic steps are as follows:

  1. 1. Configure the 3CX Phone System with a PSTN Gateway.

  2. 2. Create extensions...