3CX VoIP blog» – 3CX VoIP, SIP, Phone System blog

How to place a call from the assistant on a SNOM or Yealink IP phone

Michael Borg — Fri, 12 Mar 2010 10:14:58 +0000

3CX Assistant allows you to quickly launch calls by double clicking on an extension or a missed call. It also integrates with Outlook to allow you to quickly dial a number in your contact ...

Introduction to DTMF & SIP & RFC 2833

Nick Galea — Fri, 12 Mar 2010 07:45:40 +0000

Introduction DTMF (dual tone multi frequency) is the signal to the phone company that you generate when you press an ordinary telephone’s touch keys. In the United States, it’s known as a “Touchtone” phone. DTMF has ...

3CX Partner training day, Sydney Australia

Elizabeth — Fri, 12 Mar 2010 07:10:38 +0000

Helping our Partners build their business and revenue 3CX Asia/Pacific recently hosted a partner training day at Microsoft Australia headquarters in Sydney Australia. Partners were free to come to this whole day event and all parts ...

Analyzing a successful call setup between extensions within 3CX

Elizabeth — Thu, 11 Mar 2010 14:12:25 +0000

Introduction This chapter gives you an overview of how a call is established within 3CX and how you can trace through these steps by reading the server activity log. The Server activity log can be accessed ...

Jittery IVR when using HyperV or Vmware

Nick Galea — Thu, 11 Mar 2010 08:42:06 +0000

When using a virtualized operating system and 3CX Phone System, you may experience Stuttering voice quality if you have not configured your virtual environment correctly. This article explains how pm timers on the machine may ...

3CX Advanced Training Webcast on 3CX Assistant 25 March 2010 at 1500hrs (GMT+1)

Kevin — Wed, 10 Mar 2010 16:06:20 +0000

3CX is now providing additional free training Webcasts on more advanced topics, and the next one is scheduled for Thursday 25 March 2010 at 1500hrs (GMT+1). This will be presented via Microsoft Live ...

Supported Operating Systems for 3CX Phone System

Leonidas Georgiou — Wed, 10 Mar 2010 13:34:04 +0000

3CX Phone System can be installed on most versions of Windows. Below is a complete list of supported and unsupported operating systems. Note: Unsupported does not necessarily mean that 3CX will not work, however ...

Troubleshooting IVR Errors with IIS installs

Nick Galea — Tue, 09 Mar 2010 09:09:32 +0000

The 3CX Phone System IVR service is based on VXML and therefore integrates with the web server that you have chosen to use with 3CX. If there are problems with the web server integration, the ...

3CXBackup Restore Troubleshooting

Nick Galea — Tue, 09 Mar 2010 07:56:50 +0000

This article helps you recover from Backup and Restore Errors including some tips to make this operation quick and seamless. When a new major version is released, it is recommended to install the latest version. ...

ISDN Outbound caller ID and how to reformat it on a BeroFix

Nick Galea — Mon, 08 Mar 2010 13:10:09 +0000

This guide describes the different caller ID formats and how to alter /rewrite the caller ID before it gets sent to the Telecoms provider when using beroFix VoIP Gateway cards. In this document we will use ...

The main SIP INVITE Header Fields explained

Nick Galea — Mon, 08 Mar 2010 09:15:57 +0000

This article explains the main fields included in a SIP INVITE, which is sent to set-up a VoIP call. A SIP INVITE message contains typically between 4 and 6 header entries with contact information inside ...

Creating a dial plan for a Beronet berofix that can select a line

nb — Fri, 05 Mar 2010 13:46:36 +0000

With a Beronet Card, and proper configuration, you are able to choose the exact line/port on which you want to dial out. This feature is requested for lines that have different MSN/DID/DDI numbers. In addition ...

SIP messages explained

Elizabeth — Fri, 05 Mar 2010 09:17:38 +0000

All SIP Phone calls consist of 2 channels: Messaging – SIP Media – RTP Messaging is carried using UDP or TCP (normally UDP) SIP packets – It is used for device registration, call setup/teardown, on-hold notification, call ...

How to configure Secure SiP – TLS

nb — Thu, 04 Mar 2010 07:53:34 +0000

How to configure Secure SiP This is a complete guide that will provide detailed information on how to: 1. Setup 3CX Phone System with Secure SiP (TLS) (In this way the SiP messaging will be encrypted and ...

3CX PhoneSystem TimeZone Provisioning

nb — Wed, 03 Mar 2010 13:23:55 +0000

3CX Phone System V8 and later include the functionality to set the TimeZone and DST (Daylight Savings Time) parameters on phones via provisioning. 3CX PhoneSystem is delivered with example pre-configured default values set to EasternTime ...

How do I configure Tonesets for my Country on a Grandstream GXW-4104 / GXW-4108?

Elizabeth — Wed, 03 Mar 2010 11:58:32 +0000

NOTE: This device has been tested for Fax Calls and Voice Calls using firmware 1.2.1.5. Grandstream firmware versions are typically available from: http://www.grandstream.com/firmware.html. Depending on your geographic location and telecommunications provider, it may be necessary to ...

Configuring MS Exchange Server 2007/2010 Unified messaging with 3CX Phone System

nb — Tue, 02 Mar 2010 05:13:22 +0000

This article describes how to setup Microsoft Exchange 2007/2010 server as a Unified Messaging Server and configure 3CX Phone System to use it for voice mail and auto attendants This guide has been tested with the following ...

3CX Assistant integration with Outlook, Salesforce.com

nb — Mon, 01 Mar 2010 15:35:50 +0000

3CX CRM Integration overview 3CX Assistant includes a CRM Integration module to allow it to integrate with Microsoft Outlook or Salesforce.com When a call arrives to your extension, you will be notified about it with a ...

3CX Phone System and ATOM N270 Processor Benchmarking

Leonidas Georgiou — Mon, 01 Mar 2010 09:22:09 +0000

Many businesses who are adopting VoIP Software PBX Systems are always looking for a way to cut down costs. That’s where the Intel Atom N270 comes in the picture, which is designed to deliver performance ...

3CX Training Webcast for Thursday 11 March 2010 at 1500hrs (GMT+1)

Kevin — Mon, 01 Mar 2010 09:05:46 +0000

3CX provides monthly free training Webcasts, and the next one is scheduled for Thursday 11 March 2010 at 1500hrs (GMT+1). This will be presented via Microsoft Live Meeting using its built-in VoIP ...