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.
vIopcom is an International telecommunications company with network assets located throughout the world. Assets consist of vIopcom''s privately owned datacenters and Tier-1 access points where vIopcom peers with its providers and partners.