The ACD program basically processes the incoming calls by the principle the first called the first answered. In its turn, Intelligent ACD works slightly different and allows directing calls depending on the caller’s identification, dialed number, the time of a day and other users’ parameters, available in IVR (Interactive Voice Response). Some of programs are able to recognize the caller by the voice.
IDC projected over 9 billion minutes of voice traffic to travel over worldwide packet networks in 2000, exceeding 135 billion minutes in 2004. Service revenue is projected at 1.6 billion in 2000 and 18.7 billion in 2004.
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