Visual voicemail has access to a visual interface, which shows the list of playable voicemail messages and sometimes can include decryption of those messages.
SmartLink Analog Telephone Adapter can connect any analog telephones, PBX or faxes to a home or office LAN, providing telephony over the Internet. SmartLink is an effective solution for connecting any analog phone or fax machine to the world of VoIP telephony over an existing Internet connection.