3CX

Tutorials /
  • 3CX
  • 3CX Tutorials


    3CX is a turnkey unified communications platform. The level of maturity and quantity of features that 3CX offers can be overwhelming. We highly recommend the 3CX training courses for admins and users. Our tutorials page will attempt to take you through the configuration and setup of your 3CX Phone System. It does not matter if your installation is on bare metal or in a virtual environment. We tailored our instructions to help you achieve your goal of deploying a full-blown communication system that can make phone calls. What's more, as a Preferred Carrier and Titanium Partner with 3CX we maintain a staff of certified "expert" with 3CX account. So feel free to reach out via email: support@voxtelesys.com or by phone: (855) 869-8353. Contact our friendly staff if at any time your questions are not being answered by the current guides.

    January 5th, 2021
    3CX Outbound Rules

    Add outbound rules for your 3CX PBX.

    January 5th, 2021
    Add 911 Rule: 3CX PBX

    Create 911 Rules for your 3CX PBX.

    January 5th, 2021
    Add Bulk DID/Numbers: 3CX PBX

    Add bulk numbers to your 3CX PBX.

    January 5th, 2021
    Add Bulk Extensions: 3CX PBX

    Add bulk extensions to your 3CX PBX.

    January 5th, 2021
    SIP Trunk Setup: 3CX PBX

    Create Voxtelesys SIP Trunk using the 3CX provided template.

    January 5th, 2021
    3CX Inbound Rules

    Create inbound rules for your 3CX PBX.

    January 27th, 2021
    Fax2Email Setup: 3CX PBX

    Set up Fax2Email on your 3CX PBX.

    January 5th, 2021
    Add Single DID/Numbers: 3CX PBX

    Add a single number to your 3CX PBX.

    January 13th, 2021
    3CX: Teams Setup

    Configure the VoxSBC to connect Teams and your 3CX PBX.

    January 5th, 2021
    Add Single Extension: 3CX PBX

    Add a single extension to your 3CX PBX.

    September 27th, 2021
    IP Auth SIP Trunk Setup: 3CX PBX

    Set up your 3CX PBX with IP authentication!

    June 17th, 2021
    3CX Web Client Setup

    Set up your 3CX web client with ease and start calling!

    April 7th, 2021
    Failover SIP Trunk Setup: 3CX PBX

    Add a Voxtelesys IP failover trunk to your 3CX PBX!

    August 31st, 2021
    Install sngrep on Debian 10 3CX V18

    How to troubleshoot a Debian 10 3CX PBX with sngrep.

    September 3rd, 2021
    Update 3CX Linux (Debian) Server from V16 to V18

    How to update your 3CX Linux (Debian) Server from V16 to V18!

    September 3rd, 2021
    Debian 9 to Debian 10 + 3CX V16 to V18

    Learn how to upgrade Debian 9 Stretch to Debian 10 Buster and how to update 3CX Server from V16 to V18!

    October 21st, 2021
    3CX | How to Create a Backup

    Learn how to create a backup on your 3CX PBX. V18 shown but V15/16 will be similar.

    September 27th, 2021
    3CX: Update Trunk from Registration to IP auth

    Update your 3CX from Registration to IP Authentication.

    April 13th, 2021
    Click2Call Settings: 3CX PBX

    Learn how to manage your Click2Call settings in your 3CX web client!

    June 17th, 2021
    3CX Mobile App Setup

    Set up your 3CX mobile app with ease and start calling with Voxtelesys SIP Trunking!

    July 21st, 2022
    Download 3CX Mobile App

    Learn how to download the 3CX Mobile App from your Android and iOS device.

    July 27th, 2022
    3CX TLS Setup

    How to set up TLS with 3CX and Voxtelesys SIP trunks!

    August 1st, 2022
    3CX SMS Setup

    Learn how to SMS enable your Voxtelesys SIP trunk and numbers!

    March 30th, 2023
    3CX Security Alert 03/29/2023

    You can easily check what Users/Extensions are using the DesktopApp and if they are on an affected version by navigating to the 3CX Management Console

    Video Tutorials


    If you have the time, the video guides will navigate you through the setup of your 3CX software-based phone systems in the cleanest way possible. From the initial installation and the configuration of your VoIP phone lines, to your first outbound call and inbound call, we are here to help. Again, if you need additional help reach out via email: support@voxtelesys.com or by phone: (855) 869-8353 at any time your questions are not being answered by the current video training/guides.

    3CX Quick Start Guide - Extension Setup (Version 16)

    3CX Quick Start Guide - Outbound Rules (Version 16)

    3CX Quick Start Guide - Debian Server Setup (Version 16)

    3CX Quick Start Guide - Inbound Rules (Version 16)

    3CX Quick Start Guide - Voxtelesys Trunk Configuration (Version 16)

    3CX Quick Start Guide - Phone Provisioning (Version 16)

    3CX Quick Start Guide - Web Client

    3CX Quick Start Guide - Mobile App

    3CX Quick Start Guide - 911 Rules

    3CX Quick Start Guide - Add Single DID/Number

    3CX Quick Start Guide - SIP Trunk Setup w/ IP Authentication (Version 18)

    3CX Quick Start Guide - Failover SIP Trunk Setup

    3CX Quick Start Guide - SIP Trunk Setup w/ Registration (Version 18)

    3CX Quick Start Guide - Inbound Rules (Version 18)

    3CX Quick Start Guide - Outbound Rules (Version 18)

    3CX Quick Start Guide - Voicemail Setup

    3CX Quick Start Guide - Voicemail PBX Settings

    3CX Quick Start Guide - TLS Setup

    3CX Quick Start Guide - SMS Setup

    3CX Quick Start Guide - Switch Extension's Status

    3CX Quick Start Guide - Caller ID & CNAM Setup

    3CX Quick Start Guide - Voicemail Main Menu Options

    3CX FAQ's


    At Voxtelesys, we strive to answer any and all questions that you may have regarding your 3CX deployment or how we can serve you better. If you have a question that we have not addressed and would like to have addressed please reach out to us at faq@voxtelesys.com.

    How do I update 3CX?

    How do I restart 3CX services?

    How do I set up a conference call on 3CX?

    Is 3CX a good Phone System?

    What does 3CX stand for?

    Can I make external calls on 3CX without a SIP trunk?

    Can I dial 911 from a 3CX soft phone?

    How do I activate 3CX on my iPhone, Android, or Google Device?

    How do I backup a 3CX Phone System?

    How do I blacklist numbers in 3CX?

    How do I change my extension number in 3CX?

    How do I check which version of 3CX I have?

    What is the latest version of 3CX?

    What is the latest iOS version of 3CX?

    What is the latest Android version of 3CX?

    Why would I convert my PBX from FreePBX to 3CX?

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