computer, you can use a specially manufactured IP Phone (basically a phone with a built-in adaptor) or even a regular phone supported by an IP adapter. If you want What began as a novelty application for Internet users to converse on-line has now graduated into a sophisticated and the most cost-effective technology, capable of replacing the traditional PSTN (Public Switched Telephone Network) and PBX (Private Branch Exchange) phones. That’s IP Phone for you.

The hardware requirements of a domestic user are very simple. All that an IP application requires is an ordinary PC equipped with IP software and connected to the Internet. Attach speakers and a microphone to the PC, you are all set to call any number – whether local, international or cellular – incurring only Internet expenses. If you don’t have a computer, you can use a specially manufactured IP Phone (basically a phone with a built-in adaptor) or even a regular phone supported by an IP adapter. If you want

replacing the traditional PSTN (Public Switched Telephone Network) and PBX (Private Branch Exchange) phones. That’s IP Phone for you.

The hardware requirements of a domestic user are very simple. All that an IP application requires is an ordinary PC equipped with IP software and connected to the Internet. Attach speakers and a microphone to the PC, you are all set to call any number – whether local, international or cellular – incurring only Internet expenses. If you don’t have a computer, you can use a specially manufactured IP Phone (basically a phone with a built-in adaptor) or even a regular phone supported by an IP adapter. If you want

ts of a domestic user are very simple. All that an IP application requires is an ordinary PC equipped with IP software and connected to the Internet. Attach speakers and a microphone to the PC, you are all set to call any number – whether local, international or cellular – incurring only Internet expenses. If you don’t have a computer, you can use a specially manufactured IP Phone (basically a phone with a built-in adaptor) or even a regular phone supported by an IP adapter. If you want s and a microphone to the PC, you are all set to call any number – whether local, international or cellular – incurring only Internet expenses. If you don’t have a computer, you can use a specially manufactured IP Phone (basically a phone with a built-in adaptor) or even a regular phone supported by an IP adapter. If you want computer, you can use a specially manufactured IP Phone (basically a phone with a built-in adaptor) or even a regular phone supported by an IP adapter. If you want to operate even during power failure, you will need a generator or a UPS.

Software requirements are also equally simple. Popular service providers like Skype, Yahoo Messenger, Google Talk etc. provide free downloads for the computer based IP Phone. Regular updates, too, are freely downloadable. Providing software for the IP Phone/adaptor is the responsibility of the manufacturer.

More extensive hardware is required for large enterprise implementations and many involve considerable expenditure for converting the existing PBX system into IP system. Since the IP system runs on data network system instead of the regular copper circuits, LAN