Data Communications Equipment. Term ITU protocol standards apply to switching equipment that forms a PSN, or packet switched network, to distinguish it from the computers or terminals that connect to the network. Usually located at the service provider.

Distributed Computing Environment. Created by the Open Software Foundation as an alternative to Sun's ONC stack. DCE includes an RPC layer, Kerberos authentication, and directory services. The Distributed File Service (DFS) is built on top of DCE and provides a networked filesystem with the same namespace on all computers.

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