Voice over internet protocol has added a completely new dimension to long-distance telecommunication system. VoIP phone system is the process of translating analogue audio signals into digital data that is transmitted over the local area network. Prior to the discovery of this technology, making unlimited free phone calls seemed like a dream. The practical application of this telecom system allows you to bypass the charges levied by the telephone companies.

Principles

IP phones: IP phones don’t look strikingly different to traditional phones without cord. The major difference lies in the phone connectors each phone uses. The IP phones runs on RJ-45 Ethernet connector. Your router and embedded hardware coupled with relevant softwares control the IP call opretaions. On the contrary, regular phones use old-school RJ-11 phone connectors. With a functional IP phone system, customers can make VoIP calls from their cell phones when they are inside a WI-FI hotspot.

ATA: ATA or analogue telephone adaptor is the most commonly used device for using VoIP phone system. You can easily connect a traditional phone to a standard PC or internet port to activate VoIP. ATA mainly acts as an analogue to digital converter. It catches the analogue signals from your standard phone and transforms it to digital data to transmit it over the IP. It is a simple plug and play system. All you got to do is to plug in the cable of your telephone to the ATA device and you are all set to make VoIP calls.

Computer-to-computer: This is perhaps the most conventional method for utilizing VoIP technology. You have to request your VoIP service provider for installing a few inexpensive softwares to get started. Among the other necessary equipments, a dedicated internet connection and a microphone are must.