Interactive Voice Response System (IVRS) is an example of a computer-telephone integration (CTI). The most common way for a phone to communicate with a computer is through the tones generated by each key on the telephone keypad. These are known as dual-tone multi-frequency (DTMF) signals.
OBD |
|||
![]() |
|
![]() |
|
![]() |
|
||
![]() |
|
![]() |
|
![]() |
|
![]() |
|
![]() |
|