Book Image

The 3CX IP PBX Tutorial

By : Robert Lloyd, Matthew M. Landis, Matthew M Landis
Book Image

The 3CX IP PBX Tutorial

By: Robert Lloyd, Matthew M. Landis, Matthew M Landis

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
About the Authors
About the Reviewer

Router configuration

The biggest challenge is getting the gateway and the router or firewall in your phone system network to work correctly. For your first 3CX install, I'd recommend using a simple firewall to make your initial experience less tricky. We will be using a simple but hardy Linksys WRT54G as our device in the demonstration.

Looking at the Linksys WRT54G

The Linksys WRT54G is very simple to set up and has a simple built-in DHCP server that will be handy for assigning phones and other devices' IP addresses. Set up the Linksys just like you would for a normal network.

The Linksys WAP54G is a very simple router that is great for getting started with 3CX. Amazingly, more robust firewalls will be more complex to get going with 3CX.


A very common mistake made related to routers is having two routers in a row. A common reason why this happens is that the modem from the ISP is also a router and the network administrator puts a small Wi-Fi firewall in too, effectively making all...