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 Product Releases
Technical tips to run your VoIP PBX more efficiently
Technical training videos about VoIP, SIP and 3CX
3CX Trainings and Webinars around the world
3CX Documentation how to and FAQ
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 …
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 …
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
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 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 …
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 …
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 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 …
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 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 …
Docs & FAQ »
Customizing CDR (Call Data Records) output
3CX Phone System can output call data records per call. These call data records can be configured to a format of your choice and thus its relatively easy to integrate with external billing software.
Adjusting Billing …
Events »
3CX Partner training day, Sydney Australia
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 …
News »
Spitfire and 3CX offer channel complete SIP solution
London, UK – February 17, 2010 - Spitfire, the leading Internet Telephony Service Provider, has completed full Interoperability testing with 3CX and agreed to promote 3CX to Spitfire’s 200 strong partner channel. Spitfire has become …
Releases »
3CX Assistant for Microsoft Terminal Services 8.11138
After high demand from 3CX administrators worldwide, we have finalized a version of the 3CX Assistant that is specifically designed for Windows Server OS with Terminal service roles enabled. This installation package is available for …
VoIP How To »
Introduction to DTMF & SIP & RFC 2833
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 …
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