ANI (Automatic Number Identification)

Telephone number associated with the call origination, originally associated with the access line of the caller.

Related Terms:

• ANI Controller A stand-alone CPE component which provides the ANI decoding and function key control for 9-1-1 service.
• ANI II Digits Digits in the Enhanced MF Signaling protocol that indicate to the PSAP CPE ANI display device whether the display should remain steady or flash, or if the call is a test call.