This is a contact center solution, where contrary to a conventional on customer premise solution, the IP PBX server resides centrally in 513 Solutions premise. Only end user device will be maintained at customer premise, as well as server contains application and confidential customers database. The cloud solution will enable higher service availability, as we can manage server side operation and maintenance more effectively. Centralised mechanical electrical, interconnectivity, as well as network and service operation facilities, will risen up service availability and reduce down time.