Get Your 3CX Certified Engineer Certification - Basic 3CX Training
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Get Your 3CX Basic Certification

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Welcome to the Basic 3CX Online Training Course outline! The course consists of a series of video tutorials and documentation which will take you through basic concepts such as installing 3CX, phone provisioning, firewall configuration and more and prepares you for the 3CX Certified Engineer certification.


In order to prepare for the 3CX Certified Engineer Certification you should first read the following documentation:

All the documentation should be be read and practiced on a test installation before attempting to get certified. This introductory level of the program will cover the basics of getting your 3CX PBX up and running as well as basic troubleshooting techniques.

1: Install 3CX

1.0 Operating Systems
1.1 OS Preparation
1.2 Install Environments
1.3 Network topologies & Internet Access
1.4 PBX Versions ( License Keys)
1.5 SSL Cert & Public IP Addresses
1.6 Internal Network & LAN DNS
1.7 Web Server Ports
1.8 First Time Setup: Web Assistant

View course content here.

2: Installing the Client

2.0 What’s the 3CX Client
2.1 Operating Systems & Mobile Platforms
2.2 Provisioning
2.3 Mobility Usage
2.4 Push Functionality

View course content here.

3: Configure a Desktop Telephone

3.0 Supported Devices
3.1 What is Provisioning?
3.2 PnP Provisioning
3.3 Provisioning Options
3.4 Device Firmware
3.5 3CX Client: CTI Control
3.6 3CX Client: Optional Settings

View course content here.

4: Configure the Firewall

4.0 Why?
4.1 NAT Types & Ports
4.2 Firewall Checker

View course content here.

5: Add SIP Trunks (VoIP Provider)

5.0 Trunk Types
5.1 Creation of a Trunk
5.2 Configure Inbound Rules DIDs
5.3 Configure Outbound Rules
5.4 Configure Outbound CallerID
5.5 Common Setup Errors Symptoms

View course content here.

Taking the 3CX Certification Test

After you have watched the videos and read the documentation, login to your Partner Portal account and  take the 3CX Certification test. You can only take each certification test once. A re-sit is permitted after 31 days. If you would like to re-take the test, please send an email to

If you are an existing 3CX Partner and have already used your seats available on the Partner Portal, you could certify additional staff here.

If you are an end user and wish to boost your knowledge and usage of 3CX you can register to take the 3CX Certification test.

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