Information technology - Open Systems Interconnection - Connection-oriented presentation protocol: Protocol specification Amendment 2: Nested connections functional unit
The standard specifies: a) procedures for the transfer of data and control information from one presentation-entity to a peer presentation-entity; b) the means of selecting, by means of functional units, the procedures to be used by the presentation entities; c) the structure and encoding of the presentation-protocol-data-units used for the transfer of data and control information.