DTMF (Dual-Tone Multi Frequency), or tone dialing – the basis of voice menu navigation – is absolutely essential if you are processing a lot of calls. For many years, organizations around the world to save on phone consultants wages using all the advantages of voice menu (IVR, Interactive Voice Response).
Internet telephony does not lag a step, and Flashphoner – Flash-VoIP server (gateway) also has DTMF support.
This means that users, whom call you from website, will be able to use your convenient voice menu.