Visual voicemail has access to a visual interface, which shows the list of playable voicemail messages and sometimes can include decryption of those messages.
ATCOM AT-530P IP phone allows making calls around the world without the use PSTN. It has two integrated 10/100 Mbps Ethernet ports and allow using this phone with the existing Internet connection. Atcom AT530P supports Static IP, DHCP-client and PPPoE.