Historical
ISO/IEC 4335:1993
Information technology -- Telecommunications and information exchange between systems - High-level data link control (HDLC) procedures - Elements of procedures
Specifies elements of data link control procedures for synchronous or start/stop, code-transparent data transmission using the HDLC frame structure specified in ISO/IEC 3309 and independent frame numbering in both directions. These HDLC elements of procedures are defined specifically in terms of the actions that occur on receipt of commands at a secondary station or a combined station.
International Organization for Standardization [iso]