Call screening is the process of evaluating the characteristics of a
telephone call
A telephone call is a connection over a telephone network
A telephone network is a telecommunications network that connects telephones, which allows telephone calls between two or more parties, as well as newer features such as fax and interne ...
before deciding how or whether to answer it.
Some methods may include:
* listening to the message being recorded on an
answering machine
An answering machine, answerphone or message machine, also known as telephone messaging machine (or TAM) in the United Kingdom, UK and some Commonwealth countries, ansaphone or ansafone (from a trade name), or telephone answering device (TAD), ...
or
voice mail
A voicemail system (also known as voice message or voice bank) is a computer-based system that allows users and subscribers to exchange personal voice messages; to select and deliver voice information; and to process transactions relating to ind ...
.
* checking a
caller ID
Caller identification (Caller ID) is a telephone service, available in analog and digital telephone systems, including voice over IP (VoIP), that transmits a caller's telephone number to the called party's telephone equipment when the call i ...
display to see who or where the call is from.
* checking the time or date which a call or message was received.
*
prescreening callers to a
request line at a radio station or call-in
talk show
A talk show (or chat show in British English) is a television programming or radio programming genre structured around the act of spontaneous conversation.Bernard M. Timberg, Robert J. Erler'' (2010Television Talk: A History of the TV Talk Show ...
before they are allowed on the air
In addition, in the US and Canada, Call Screen is the name of a
calling feature
A vertical service code (VSC) is a sequence of digits and the signals star (*) and number sign (#) dialed on a telephone keypad or rotary dial to enable or disable certain telephone service features. Some vertical service codes require dialing of ...
offered by the telephone companies that allows a customer to establish a list of numbers; anyone calling the customer from those numbers will receive an automatic message indicating that the call is not being accepted. Another name, not usually used for marketing purposes, is "Selective Call Rejection". There are also devices such as the
TeleZapper for screening telephone calls.
Android 11 have support for call screening with STIR/SHAKEN.
References
External links
'Call Screen' instructions from Bell Canada now combined with th
Call Privacy feature
Telephone service enhanced features
Caller ID
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