A group of users can be created with a purpose of receiving voice announcements through the speaker of a telephone set, but it has to be in the waiting mode.
Asterisk voicemail implementation provides integrators with option to replace proprietary existing voicemail systems with Asterisk voicemail at a merely symbolic cost. The service can be applied as a basic stand-alone utility or can operate a front end of an Unified Messaging system, holding messages by IMAP or ODBC. Creating the Asterisk voicemail server is simple and just a fraction of dial plan scripting is being needed.