A private branch exchange (PBX) is a Tele communication exchange that serves a specific business or corporate office, as opposed to one that a general carrier or telecomm company operates for several businesses or for the general public. PBXs are also recognized to as PABX – private automatic branch exchange and EPABX.
The electronic private automatic branch exchange (EPABX) is equipment that has made everyday functioning in the offices much easy, particularly in the area of communication. The EPABX may be described as a switching system that makes accessible both inside and an outside stitching function of any association. The selection of an EPBAX is a complex task and requires deep knowledge of traffic prototype of the office. By using an EPABX both the internal and external requirements of the business are fully served. With the start of powerful microprocessors and advancements in the field of computers, the EPBAX can possess of versatile features. Hotline can be established between the superior and his direct assistants.
The characteristic of a call transferring and forwarding is one more area facilitating mobility of the users. Auto conferencing and automatic redialing of numbers found occupied on the first trial are some of other advancements in the qualities of the EPBAX.