Module of FreePBX (Core) ::

Module of FreePBX (Queues) :: Creates a queue where calls are placed on hold and answered on a first-in, first-out basis. Many options are available, including ring strategy for agents, caller announcements, max wait times, etc.

Module of FreePBX (CDR Reports) :: Call Data Record report tools for viewing reports of your calls

FreePBX 17 Installation Script

This module provides a facility to install bug fixes to the framework code that is not otherwise housed in a module

Module of FreePBX (Recordings) :: Creates and manages system recordings, used by many other modules (eg, IVR).

Module of FreePBX (User Management) :: This Module manages all PBX users. It allows an Administrator to create a User Account that can be used by other applications for login or API purposes.

Module of FreePBX (DISA) :: DISA Allows you 'Direct Inward System Access'. This gives you the ability to have an option on an IVR that gives you a dial tone, and you're able to dial out from the FreePBX machine as if you were connected to a standard extension. It appears as a Destination.

Module of FreePBX (Voicemail) :: This module allows you to configure Voicemail for a user or extension

Module of FreePBX (System Firewall) :: Integrated FreePBX Firewall. Currently works with RHEL 6 and RHEL 7 compatible distributions