The family of Mitel 3300 Controllers provides the flexibility to deploy the Mitel MiVoice Business software in many environments – as a full IP-PBX with all services, trunks, and legacy connections integrated; as a media gateway for larger networks; or as a connection to legacy services for those choosing to run the MiVoice Business software on Industry Standard Servers, or as the enterprise edge for centralized networks that require survivable solutions for their remote sites.