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.
Thanks to the high level experience of its managers and to the team of young and qualified engineers, CIT SA wants to place itself as a new reference in the world of innovative communications solutions providers.