VOIP phone systems
Asterisk is an open source framework for developing state-of-the-art communications applications.
FreePBX is a web-based open source GUI that controls and manages Asterisk (PBX).
VoIP Innovations offers a business class Wholesale VoIP Network that is designed with performance, availability, and security in mind
Sangoma Enterprise SBC Virtual Machine is designed to work in leading edge virtualization platforms, including VMware, Hyper-V, KVM and Amazon Web Services. It is also compatible with most commercially available motherboards and servers so that you can install the software directly to bare metal too! The Enterprise Virtual Machine SBC is field-upgradable to 4000 simultaneous calls and with built-in redundancy this makes the Sangoma SBC Virtual Machine the most cost-effective flexible solution with unmatched reliability. An advanced webGUI is used for configuration, monitoring and troubleshooting.