The world has become much smaller place with the outcome of Internet. The driving force between "unified" communication is obviously, the Internet. As of now, isolation is fading with the advances in communication. It has made it possible to talk and chat with the people on other side of the world, without spending much from the pockets. The great success of Internet applications can be clearly seen and observed in various sectors of the industry. After making its presence felt in the high-tech world, the services have penetrated into casual men lifestyle.

Calling over the Internet is sole mode of telecommunication among big and not-so-big business establishments and corporate houses. As a matter of fact, the calls over the Internet offer low communication expenses which directly relates with increase in the organisational productivity. A perfect combination of benefits helps the business entities to stay competitive with their contemporaries. The calling over VoIP technology brings savings up to 40-50 percent from the monthly telephone bills. These international calling services are available at affordable rates without feeling low on the voice quality.

The business establishment and corporate houses can undertake other benefits like video-conferencing and talk to many people at a specific time, even across the national boundaries. Therefore, with IP technology one can enjoy making cheap long distance and cheap international calls at his or her comfort.

The cheap international calls allow the users to transmit the multimedia communication (voice, video, data and images) over the advanced IP networks. The packet switching technique is used for transmitting the communication via data packets over the excellent IP networks. Initially, these solutions were used by the business users to gain a strategic advantage of simplifying and enhancing unified communication, globally.

For enjoying the cheap international phone calls, one requires specific equipment such as hardware and software. The users require ATA , VoIP services and high-speed broadband connection for terminating the international calls. The hardware "ATA" is often provided by the service provider, when the users sign for the IP services. Moreover, in the market there are many cheap international call plans available. The business entities can choose the plan according to their needs and requirements.

While talking about low-rate calling, importantly, it is the bandwidth which rules the quality of the voice reception over the Internet. As a result, a high bandwidth connection leads to better and efficient sound quality when compared with low bandwidth. The compressed voice data is passed in the manifested network congestion. These VoIP services are easy to load, just like any other software application.

International calling through internet is the ideal combination of cost, features as well as quality. The procedure of calling across the world at low cost is the most high-end technical solution, available for modern telephony. With scores of benefits and features, the cheap international phone calls have gained utmost importance over the expensive PSTN calling. On this cost-effective mode of communication, the users can plan to install various programme and various specifications such as Caller ID, Call waiting facility, redialing, three way calling and voice mail.

The cheap international phone calls have acclaimed their importance in the varied spheres of industries like telecommunication, finance, insurance, hospitality and media. Therefore, it can be said that the latest IP telephony services have even achieved market penetration among the non-series users.

With the innovation in the telecommunication segment, it has offered quite a few high-tech things. The increased requirements of the people have gained momentum in the competition among the varied active players in the field of telecommunication. With the VoIP technology, it is imperative to make international calls at very discounted charges. Undoubtedly, these services are considered as a one-stop solution for varied communication necessities.