December 7, 2011 – 6:58 pm | 16 Comments

3CX is pleased to announce a new release of 3CX Phone System 10, build 22686. Service Pack 5 fixes numerous 3CX Wallboard issues and also adds a new and important caller ID feature. To download …

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Configuring “Play On Phone” for Outlook with 3CX PhoneSystem
December 3, 2010 – 3:24 pm | 7 Comments
Configuring “Play On Phone” for Outlook with 3CX PhoneSystem

If you have enabled Exchange integration inside 3CX PhoneSystem, with Outlook 2007/2010 as an Email client you can take advantage of the “Play On Phone” feature. For details about enabling 3CX PhoneSystem and Exchange Server …

Configuring the time zone on IP phones
November 24, 2010 – 8:23 pm | One Comment
Configuring the time zone on IP phones

3CX PhoneSystem includes functionality to easily set the Time Zone and DST (Daylight Savings Time) parameters on phones via provisioning. 3CX PhoneSystem is delivered preconfigured with default values for US Eastern Time. You can manage Time …

Using JavaScript in VAD applications
October 22, 2010 – 6:07 pm | 2 Comments
Using JavaScript in VAD applications

3CX Voice Application Designer (VAD), transforms the diagrams from your designed application into VoiceXML scripts. VoiceXML scripts can have JavaScript code to make some computations so the JavaScript library is available to the application designer. …

How to make a blind and attended transfer with Yealink
September 24, 2010 – 5:45 pm | 5 Comments
How to make a blind and attended transfer with Yealink

In this example we will demonstrate how to perform a blind and attended (consultative) transfer using a Yealink. We will assume that an incoming call will be received on the Yealink phone which is registered …

How to make a blind and attended transfer with Linksys
September 19, 2010 – 3:23 am | Comments Off
How to make a blind and attended transfer with Linksys

In this example we will demonstrate how to perform a blind and attended (consultative) transfer using a Linksys SPA962. We will assume that an incoming call will be received on the Linksys phone which is …

Working Sonicwall Configuration for 3CX PhoneSystem
September 6, 2010 – 10:04 pm | Comments Off

Many users are battling with Sonicwall devices, and even though 3CX cannot provide support for this, we have the following notes to hopefully help you with your configuration.

How to diagnose problems in applications built with 3CX Voice Application Designer
September 3, 2010 – 7:02 pm | 2 Comments

The 3CX Voice Application Designer (VAD) is a powerful tool for creating voice applications quickly and easily, without needing to have great programming or telephony skills.

How to make a blind and attended transfer with Grandstream
September 1, 2010 – 2:33 pm | 2 Comments
How to make a blind and attended transfer with Grandstream

In this example we will demonstrate how to perform a blind and attended (consultative) transfer using a Grandstream GXP2020. We will assume that an incoming call will be received on the Grandstream phone which is …

What is your favorite IP Phone?
August 27, 2010 – 4:18 pm | 15 Comments

We’re interested to see which of the many phones that 3CX supports are most popular. Let us know by voting for your favorite IP phone!

3CX Assistant Configuration for 3CX PhoneSystem V9
August 11, 2010 – 6:30 pm | Comments Off
3CX Assistant Configuration for 3CX PhoneSystem V9

Prior to V9, 3CX Assistant configuration required a separate profile for connecting from the LAN, from the WAN without the tunnel (direct), and from the WAN with the tunnel. For most users, 2 profiles would …

Implementing QoS on a Windows 2008 Server
August 10, 2010 – 3:57 pm | 2 Comments
Implementing QoS on a Windows 2008 Server

These are instructions to create a basic catch-all policy for all traffic generated from a machine running 3CX PhoneSystem which tags all traffic with a DSCP value of 56.

Dial 0 for Operator
August 5, 2010 – 5:55 pm | 2 Comments
Dial 0 for Operator

Sometimes you will want to dial a phone using a number that is NOT its extension number. The following documentation will show you how to set up an alias for an extension.
For Example:  The question …

3CX Anti-Hacking. How to secure your 3CX PBX V9
August 3, 2010 – 4:39 pm | Comments Off
3CX Anti-Hacking. How to secure your 3CX PBX V9

How to make a 3CX Phone System Version 9 even more secure

With the introduction of the new V9 3CX PBX we decided to add some extra security to the PBX. This new feature is …

3CX Phone Configuration
August 2, 2010 – 5:34 pm | Comments Off
3CX Phone Configuration

3CX Phone can be configured to connect to 3CX PhoneSystem from the same LAN, and also from a remote location. If 3CX Phone is going to be used from a remote location, you can also …

Collecting Logs and Network Traffic Captures for 3CX Support
July 31, 2010 – 9:54 pm | Comments Off

Very often, when you are troubleshooting issues, the 3CX Support team will ask for logs and captures to look at the issue in more detail.
When certain behaviour of 3CX PhoneSystem is being investigated, the 3CX …

Forwarding Rules for 3CX PhoneSystem V9
July 28, 2010 – 5:18 pm | 4 Comments

Version 9 of 3CX PhoneSystem introduces a more powerful control set for Forwarding Rules. Each extension can be in any one of 5 different statuses:

Available
Away
Out of Office
Custom #1
Custom #2

Version 9 also allows us to define, …

Router Configuration for 3CX PhoneSystem
July 23, 2010 – 5:17 pm | 3 Comments

Correct Router Configuration is a key element in ensuring correct communications between 3CX PhoneSystem and external entities such as external extensions, VoIP Provider services, and other Bridged PBXs.
NAT and/or PAT
When a network host A sends …

Outbound Rules – A Complete Example
July 20, 2010 – 4:44 pm | 2 Comments
Outbound Rules – A Complete Example

Configuring Outbound Rules on 3CX PhoneSystem is a very simple affair if you have a single device or service which you deliver calls with – in most cases a single rule will be enough.
But the …

3CX Phone Provisioning – A Complete Guide
July 12, 2010 – 4:24 pm | One Comment
3CX Phone Provisioning – A Complete Guide

The whole point of provisioning phones is to eliminate the difficulties associated with manually configuring a large number of devices:

It is a tedious task
It can be very time consuming
Possibility of Human Error
Retaining a Standard Config …

How to make a blind and attended transfer with Snom
July 7, 2010 – 8:52 pm | 6 Comments
How to make a blind and attended transfer with Snom

In this example we will demonstrate how to perform a blind and attended (consultative) transfer using a Snom 360. We will assume that an incoming call will be received on the Snom phone which is …

How to make a blind and attended transfer with Cisco SPA
June 23, 2010 – 4:35 pm | 2 Comments
How to make a blind and attended transfer with Cisco SPA

In this example we will demonstrate how to perform a blind and attended (consultative) transfer using a Cisco IP Phone SPA525G. We will assume that an incoming call will be received on the Cisco phone …

How to make a blind and attended transfer with Polycom
June 18, 2010 – 1:25 pm | 4 Comments
How to make a blind and attended transfer with Polycom

In this example we will demonstrate how to perform a blind and attended (consultative) transfer using a Polycom Soundpoint IP 650. We will assume that an incoming call will be received on the Polycom phone …

Securing 3CX PhoneSystem – some hints!
June 14, 2010 – 11:09 pm | 5 Comments

If you have been asking yourself how to secure 3CX PhoneSystem, read on…

Configuring a Draytek 2820 Router for 3CX with QoS configuration
May 24, 2010 – 11:47 am | 9 Comments
Configuring a Draytek 2820 Router for 3CX with QoS configuration

In this article we will describe the configuration of a hardware router with a very attractive quality-price ratio. The Draytek 2820 is a ADSL 2/2+ Router/Firewall with advanced features such as the capability to establish …

General Configuration Information when using VoIP Providers
May 3, 2010 – 2:20 pm | 3 Comments
General Configuration Information when using VoIP Providers

This document will provide an overview of the more common concepts which need to be kept in mind when configuring 3CX PhoneSystem inside your network infrastructure, including the following topics:

NAT Configuration
STUN Resolution
DNS Resolution in a …