Mediatrix 4404Plus series products are designed to reduce the cost of communications through the use of IP technology. These devices have ISDN BRI interfaces. Mediatrix 4404Plus gateways are specifically designed for enterprises, enhancing the existing capabilities of digital access to telephony by integrating it with a variety of modern VoIP standards.
iVox Communications is a privately funded company, formed in 2004 to build a national VoIP carrier grade network and provide wholesale services to internet and telephone service providers.