Open Systems Interconnection; protocol combinations to provide the OSI network service; connection-mode network service; identical with ISO/IEC 8880-2:1992— 14 стр.
Interfaces between data terminal equipment (DTE) and data circuit terminating equipment (DCE) in data networks; synchronous operation at the interface, adapted for DTEs with serial interfaces conforming to DIN 66020 part 1— 10 стр.
High-level data link control procedures, HDLC; CCITT X.25 LAPB-compatible data link procedures for data terminal equipment; identical with ISO 7776:1986 (status as of 1989)— 31 стр.
Telecontrol equipment and systems - Part 6: Telecontrol protocols compatible with ISO standards and ITU-T recommendations; section 2: Use of basic standards (OSI layers 1-4) (IEC 60870-6-2:1995); German version EN 60870-6-2:1995— 28 стр.