Updated: 09/15/2017 by Computer Hope

automatic number identificationShort for Automatic Number Identification, ANI is a system developed by AT&T. It is similar to Caller ID and provides the phone number of the person calling a number as well as the number they dialed. Because ANI is not Caller ID, even if caller ID block is enabled this information could still be obtained.

CLI, Computer acronyms, Security terms, Telephone