Voice over Internet Protocol, or VoIP as it is commonly called, is a revolutionary technology that has created an upheaval of sorts in the domain of long distance communications. End users can now use their personal computers to talk to friends and relatives - who could be located in another part of the globe. A reliable broadband connection is used for the purpose. The need for conventional telephone lines can be done away with; low cost calling made available through IP telephony solutions is increasingly taking the place of traditional phone networks among residential as well as corporate users.

However, certain requirements need to be met for the most satisfactory use of this high-end technology. The equipment used, for one, has to be of the highest quality. Broadband connection in a computer is necessary for good audio quality, for instance. The experience can also be optimised using PC speakers and microphones.

A basic VoIP requirements list has to be in place for users to make the most of the VoIP phone services. As is well-known, the flexibility of voice over IP makes it more user-friendly as compared to traditional telephone networks. Users are able to make quite a few calls over a single connection. A stable Internet connection is all that is needed - and one can make calls from almost anywhere in the world. Innovative features include video integration, fast and efficient exchange of data files, and audio conferencing. Quite a few security features are in place; and users can be sure of security of their calls. Other functionalities found in PSTN networks are also found in IP telephony. These include caller ID, automatic redialing and call forwarding. And with the latest trends in technology, it has become easy to make VoIP enabled calls through mobile devices as well.

VoIP security is not that difficult to implement. Quite a few voice over IP solutions are supported through encryption which make them very much reliable and user friendly. Security is also implemented through patented audio codecs and compression techniques.

Moreover, one should ensure that the broadband connection through which the calls are routed are not congested. This rules out voice drop-outs and long delays.

One can say that the VoIP phone is perfect for quite a few people - from frequent travelers, bored housewives to high-end professionals and busy executives. People who are not near to any fixed line phones or who are traveling the world find these solutions very much affordable and easy to use. With prepaid VoIP phone cards easily available in the market, there are no problems involved in making such calls.

However, when using VoIP products or subscribing to a VoIP service, users must make some provisions against untoward circumstances such as power failures and the services of broadband carriers going down.

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