Internet telephony is used to telecommunicate with peoples through internet. It is mainly used to reduce the telecommunication cost. Internet telephony is totally different from regular phone call. To use internet telephony we mainly need a multimedia computer with an internet connection, a sound card, speakers and a microphone. In Internet telephony we can also provide voice mail and other telephone services very easily. It works like it converts analog voice signals into digital signals, transmits them, and then converts them back again.
Internet telephony software essentially provides free telephone calls anywhere in the world. There are many Internet telephony applications available like Cool Talk and NetMeeting, etc… The main thing in internet telephony is that the people we are going to communicate must also have an internet telephony connection. It is mainly used to help in business like in case of any urgent meeting all in the members in the particular company need to meet immediately, by using internet telephony they can join in web conference and discuss their needs.
