Computer Telephony Integration, or CTI, refers to any technology that integrates or coordinates telephone and computer interactions. These can be any of the following:

1. Automatic Number Identification (not the same thing as Caller ID) or other call identifications, such as the contact info for an outgoing call
2. Automatic dialing and computer controlled [...]

Interactive Voice Response (IVR) is a technology that allows a computer to interact with humans through the use of voice and DTMF keypad inputs. IVR allows customers to interact with the company’s database via a telephone keypad or by speech recognition, making it possible for the computer to answer customer’s basic questions [...]