FusionPBX can be used as a highly available single or domain based multi-tenant PBX, carrier-grade switch, call center server, fax server, VoIP server, voicemail server, conference server, voice application server, appliance framework and more. FreeSWITCH™ is a highly scalable, multi-threaded, multi-platform communication platform. 

It provides unlimited extensions, voicemail-to-email, music on hold, call parking, call center, call queues, phone provisioning, and many other features. It provides the functionality your business needs and brings corporate level phone system features to small, medium and large businesses.

FusionPBX key authentication 18 November 2015
What is FusionPBX? 18 November 2015
How to configure Shared Dialplans in FusionPBX 18 November 2015
How to install FusionPBX under Centos 6 or 7 18 November 2015
Auto-provisioning an Aastra IP Telephone with FusionPBX 18 November 2015
I found a bug in FusionPBX about High Availability and Conferences, but my patch was rejected 18 November 2015
Tuning a specific case use of FusionPBX 28 November 2015
Second part: Keep FusionPBX on diet 29 December 2015
LCR for FusionPBX 27 January 2016
Billing for FusionPBX 27 January 2016
LCR & Billing for FusionPBX 1.0.7 released 06 February 2016
How to Configure CNAM with FreeSWITCH and FusionPBX 29 April 2016
RPM for FusionPBX 4.0 09 May 2016
Enhanced XML CDR Importer for FusionPBX 15 June 2016
Conference Choppy Sound odd Issue 24 June 2016
Making a FusionPBX with FreeSWITCH to hold a High CPS Index 03 August 2016
Making FreeSWITCH (and FusionPBX) work with VoIP Innovations 19 August 2016
Making FreeSWITCH (and FusionPBX) to send the Ringback Tone Right Away 31 August 2016
Enabling the Transcoding in FreeSWITCH 1.6 (and FusionPBX) 16 September 2016
FusionPBX Application Anatomy Part 1 13 October 2016
FusionPBX 4.2.1 RPM for CentOS 6 & 7 24 December 2016
Trying to Decrease PDD in FusionPBX & FreeSWITCH 27 December 2016
Setting a Language to a specific Extension in FusionPBX 16 February 2017
Save Money routing DID's you already host with FusionPBX and FreeSWITCH 26 February 2017
Monitoring your FusionPBX/FreeSWITCH VoIP server with Nagios 13 March 2017
Do you want Billing for FusionPBX as Opensource? 14 March 2017
Enterprise PBX Architecture with FusionPBX and FreeSWITCH 02 April 2017
Billing/LCR for FusionPBX 1.1.0 Released 09 April 2017
FusionPBX in Load Balanced Mode on Amazon (AWS) 12 June 2017
Understanding FusionPBX Time Conditions 23 June 2017
Backing Up & Restoring FusionPBX with PostgreSQL 17 August 2017
How to Reboot all Endpoints with FusionPBX 26 August 2017
If You are using FusionPBX Unique Login, You should read this 06 September 2017
Configuring Twilio to work with FusionPBX and FreeSWITCH 25 September 2017
How FusionPBX Click-to-Call works? 03 October 2017
Enabling IP Authentication in FusionPBX 21 October 2017
Billing for FusionPBX Funding Challenge: Goal goes 68.75% down 15 December 2017
Deploying a DRP for your FusionPBX Part 1 16 December 2017