Caller ID

(redirected from Calling Line Identification)
Also found in: Dictionary, Thesaurus, Acronyms.
Related to Calling Line Identification: Calling Line Identification Presentation

Caller ID

(CID) A feature of some modems.

Caller ID

A telephone company service that sends the caller's telephone number between the first and second ring of the call. If the calling number is not blocked, the calling number is displayed on the handset or base station of the called party. This is one feature within a set of services called Custom Local Area Signaling Services (CLASS). See ANI and CNAM.
References in periodicals archive ?
The program includes the introduction of new functions into the network, allowing Telmex to offer ISDN, videoconference calls, tripartite conference, call waiting, , calling line identification, malicious call identification, call forwarding on no reply and detailed billing services to their customers.
System security is enhanced through the use of password protection (PAP and CHAP) with calling line identification, and the integrated callback function.
To protect a business' vital data, several levels of security can be employed, including SUA/NAT, data filtering, calling line identification, automatic callback, a password-protected system management terminal, and user authentication by the Password Authentication Protocol (PAP) and Challenge Handshake Authentication Protocol (CHAP) for PPP links between routers.
The Prestige 128MH provides several levels of security to protect mission-critical data and applications, including SUA/NAT, data filtering, calling line identification, automatic callback, user authentication by the Password Authentication Protocol (PAP) and Challenge Handshake Authentication Protocol (CHAP) for PPP links between routers, and Remote Authentication Dial-In User Services (RADIUS) to authenticate each remote dial-in user.
The software upgrade will provide Jabatan Telekom Brunei with advanced telecommunications technology that includes Calling Line Identification (CLI) and Switch Based Intelligent Network, which allows for Calling Card Service as well as year 2000 capability.