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  2. Caller ID - Wikipedia

    en.wikipedia.org/wiki/Caller_ID

    Caller ID spoofing is the practice of causing the telephone network to display a number on the recipient's caller ID display that is different than that of the actual originating station. [45] Many telephone services, such as ISDN PRI based PBX installations, and voice over IP services, permit the caller to configure customized caller ID ...

  3. City ID - Wikipedia

    en.wikipedia.org/wiki/City_ID

    City ID logo. City ID is Cequint's first-generation caller mobile identification service. City ID displays the city and state or country associated with the caller's telephone number. In partnership with mobile network operators, the City ID service is available on many devices from Alltel, AT&T, [1] U.S. Cellular, and Verizon Wireless. [2]

  4. Screen pop - Wikipedia

    en.wikipedia.org/wiki/Screen_pop

    Screen pop is a call centre term that refers to the feature of a computer telephony integration (CTI) which automatically displays customer information via a window or dialog box on an agent's computer upon answering a customer's call. [citation needed] For inbound calls, the data displayed typically contains call information such as: Caller ID ...

  5. Caller ID spoofing - Wikipedia

    en.wikipedia.org/wiki/Caller_ID_spoofing

    Caller ID spoofing is a spoofing attack which causes the telephone network's Caller ID to indicate to the receiver of a call that the originator of the call is a station other than the true originating station. This can lead to a display showing a phone number different from that of the telephone from which the call was placed.

  6. Call screening - Wikipedia

    en.wikipedia.org/wiki/Call_screening

    Call screening is the process of evaluating the characteristics of a telephone call before deciding how or whether to answer it. [1] Some methods may include: listening to the message being recorded on an answering machine or voice mail. [1] checking a caller ID display to see who or where the call is from. [1]

  7. Calling Name Presentation - Wikipedia

    en.wikipedia.org/wiki/Calling_Name_Presentation

    In the US, the caller's name, or CNAM information, is not sent during a call. Rather, the terminating carrier is responsible for providing the Caller ID information to its customer. The terminating carrier performs a database lookup using the caller's phone number to obtain the name information to display with Caller ID.

  8. Portal:Telephones - Wikipedia

    en.wikipedia.org/wiki/Portal:Telephones

    A mobile phone, or cell phone, is a portable telephone that allows users to make and receive calls over a radio frequency link while moving within a designated telephone service area, unlike fixed-location phones (landline phones).

  9. Automatic number announcement circuit - Wikipedia

    en.wikipedia.org/wiki/Automatic_number...

    They are intended for use by phone company technicians, the ANAC system bypasses customer features, such as unlisted numbers, caller ID blocking, and outgoing call blocking. Installers of multi-line business services where outgoing calls from all lines display the company's main number on call display can use ANAC to identify a specific line in ...