Mediatrix 3731 - is a multifunctional device, which has unified VoIP IAD and Gateway in a secure and powerful platform. The device is perfectly suitable for a SIP trunking, PBX trunking, and PSTN solutions for VoIP equipment.
Citel Technologies , A Voice over IP Phone company that provides VoIP Business Phone Systems. Its Main products include EXTender, PBXgateway, Upgraded Hardware Products, PBX platforms etc.