A client can engage in authenticated RPC with a target server that is in the client's cell or in a foreign cell. In the case of cross-cell authentication, DCE security performs the necessary additional steps on behalf of the client.
To establish authenticated RPC with a foreign server, a client must supply the fully qualified principal name of the server. A fully qualified name includes the name of the cell as well as the name of the principal and takes the following form:
/.../cell_name/principal_name