Visual voicemail has access to a visual interface, which shows the list of playable voicemail messages and sometimes can include decryption of those messages.
Matrix SETU VGFX is a powerful gateway that supports classic telephony networks, GSM-services, and VoIP-telephony. Matrix SETU VGFX provides intelligent routing of incoming and outgoing calls between different networks, and does it in such a way to ensure the minimum cost of connection.