In this high-tech world, the IP PBX solutions have the capability of routing data, image, video, and voice for communication over a "unified" IP network. This way of managing a communication infrastructure ensures that the facilitating organizations are able to deal with their clients from varied locations - in a particular country or outside - quite effectively. As a matter of fact, such solutions are increasingly becoming common among enterprises having multiple branch offices, scattered across the globe. With the superior voice quality and cost efficiency, the business users are making a transition to these solutions from existing networks for voice communication; and the resulting increase in the returns on investment are a natural offshoot to this trend. These advanced solutions connect the employees with one another, regardless of their physical locations and are proving to be quite indispensable for several corporations having a global presence.

Otherwise also, an IP PBX or private branch exchange helps the employees of an enterprise to better manage their telephone lines. Apart from that, it allows the business users to share a certain number of external lines, as the IP PBX solutions act as a gateway to both voice and data networks. The advanced solutions can also be used to switch the calls between the VoIP and a traditional telephone user or between the two traditional telephone users like any other conventional PBX systems.

As a matter of fact, with a conventional PBX system, the users require separate networks for sending and receiving the voice and data communication. On other hand, in the VoIP PBX, the business users are able to employ the converged data and voice communication over a single IP network. This, in turn, increases the value of these systems to a significant extent.

The IP PBX VoIP also provides flexibility to the growing enterprises, as it can reduce the long-term investments as well as maintenance costs.

The biggest factor contributing to the adoption of anything new by the enterprises is the costs involved. In the case of the IP PBX solution, the costs are within limits of the different categories of enterprises. As a matter of fact, the costs of adoption have come down in the recent past. Despite the costs coming down, the enterprises must opt for the provider that offers varied value-added services and features. These features could vary from the sophisticated applications to simple activities and the organizations should ensure that the solutions are able to provide connectivity to almost the entire work area. Moreover, these solutions enable the business users to make the most of services such as voice extensions. The hybrid solutions also offer greater scalability advantage compared to the traditional PBX systems.

With the VoIP PBX solutions, expanding the enterprise phone system to multiple branch offices is easy. As a matter of fact, the integrated IP gateway allows the businessmen to control the call traffic between the varied offices over the Internet and save on long distance calling. The fact that the IP PBX VoIP can host both custom and third-party applications that can be managed locally and remotely, goes in its favour.