Following is a summary description of a few of the most common applications of the telephone interfacing technology. Note that all of the functions handled by these applications can be mixed together to handle the required communication needs. You could have, for instance, a system which is used to answer and direct the caller to the proper person or extension. A same system could also handle different applications on different line groups. An audiotex system allows the diffusion of pre-recorded vocal information.
Vocal menus allow the caller to select the desired information.
This is one of the most common applications that has been used to give information from stock quotes and film synopsis to government services. The voice mail application is used to collect telephone messages for a group of persons. Options are provided to allow message notification on a phone, cellular or pager, message playing control, volume control, etc. Voice mail can also be used to distribute messages internally to a single person or to broadcast a single message to a group of users. A user receiving a message can send a reply directly to the sender's vocal mailbox.