Private UNI Hear it!

Private UNI (Private User Network Interface) Telecom Definition
In asynchronous transfer mode (ATM), the specifications for the interface for an ATM endpoint and an ATM switch in a private network, such as an ATMbased LAN. Data Exchange Interface (DXI) is a Private UNI for end-user access to an ATM network from equipment such as a bridge, router, or digital service unit (DSU). See also ATM, ATM reference model, DXI, Public UNI, and UNI.