EPABX (Electronic Private Automatic Branch Exchange) : A private branch exchange (PBX) is a telephone exchange that serves a particular business or office, as opposed to one that a common carrier or telephone company operates for many businesses or for the general public.
Why is EPABX used?
It is an office equipment of immense use for telephonic connectivity with extensions of a single phone line. It can be rented from office equipment suppliers too. EPABX has proven to be of immense use in communicating within office, making routine work simpler.