Penguin
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An Acronym for Interactive Voice Response.

IVR consists of simple voice prompting and digit collection to gather caller information for authenticating the user and identifying the destination. IVR provides the ability to:

  • Play customized prompts
  • Collect account numbers and PINs
  • Collect destination phone numbers
  • Perform Authentication, Authorization, and Accounting (AAA) tasks interacting with a variety of servers

You probably heard one the last time you rang a large company... "please press 1 for ...". For example, listen to a recording.