The service for determining from which number a client has called. This helps to decide how to answer on the incoming call. A telephone company sends DNIS number to the telephone client’s system during establishing connection. As a rule, DNIS number consists from 4 to 10 digits.
BA WAY es una empresa, de capitales nacionales orientada a brindar a todo tipo de usuario - Corporativo o Residencial - la posibilidad de comunicarse mediante distintos servicios generando una reducci