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.
IPness is a product of The Phone Company nv/sa, The Phone Company of Belgium was formed in 1996, and has been serving large international carriers with high-tech innovative solutions and special value-added services.