The overview of architecture for the IP PBX

• Choice 1. The service Virtual PBX On architecture is cloud automatic telephone exchange, on extent of ownership - the provided service. Advantages: You need to configure and service nothing - you receive calls as service. When moving to other office you save numbers. Shortcomings: You do not control the server and data on it, cannot refuse without serious consequences a sotrudnichesv with the supplier of service and take out the project under the control, the possibility of deep settings is very limited. Usually such option is selected by the small companies of 3-10 people.
• Choice 2. Automatic telephone exchange server at office Software to architecture - the server at your office, on extent of ownership - full control. Advantage: You completely control the server of telephony and the data which are stored on it, have a possibility of carrying out superdeep and flexible configurations on your tasks. Shortcomings: low degree of protection against loss of the Internet and power supply, need of maintenance of "one more server". This option is traditional for the medium-sized and large companies, numbering from 10-15 people and above, up to 800 subscribers - service "virtual PBX" not absolutely suits them on the status, on extent of ownership, but remains very attractive on architecture - one cloud automatic telephone exchange on several offices.

But the technology goes forward, and today you can select the third option which incorporates all advantages and eliminates defects of the predecessors -

Your own cloud automatic telephone exchange

On architecture - cloud automatic telephone exchange, on extent of ownership - full control.

Advantages:

• You have an opportunity to cover with one automatic telephone exchange several offices, branches, and mobile employees. The logic of processing of incoming calls registers in a system. If one of offices was unavailable, then calls are transferred to other office or on mobile phones of employees;
• You completely control the server of telephony and data which are stored on it are only your automatic telephone exchange, you can configure rules of a call recording and statistics and to be sure of preserving of confidentiality;
• You save a possibility of change of cloud provider if old did not provide the necessary service quality and also have an opportunity to take away the project to yourself and to unroll it on intra office server because it is only your automatic telephone exchange. You can select any telecom operator and connect the automatic telephone exchange to their numbers, selecting those who offers the best terms. You can combine and have connections to several operatoroa at once, having registered optimal routes of outgoing calls.
• You have all instrument of carrying out any settings of the telephone platform. Your administrator can be connected to a system at any time and carry out settings according to any your requests. Possibilities of such settings are almost not limited. If necessary your administrator is helped by employees of a support service.

• Shortcomings: They are practically absent. The only thing that needs to be understood that such architecture will hardly suit the companies with hundreds of internal subscribers and that only if all of them sit on one platform and have a significant amount of intra office connections.