Information processing systems; Data communication; High-level data link control procedures; Consolidation of classes of procedures (Replaces ISO 6159 and ISO 6256)
Описание (англ.):
Describes the HDLC unbalanced class of procedures for synchronous data transmission. Four figures illustrate the system. Table 1 lists 14 optional functions.
CLASSIFICATION SYSTEMS COMMUNICATION PROCEDURES CONTROL CHARACTERS CONTROL PROCEDURES DATA COMMUNICATION DATA PROCESSING DATA TRANSFER DATA TRANSMISSION DATA TRANSMISSION CONTROL PROCEDURES ENGLISH LANGUAGE HIGH-LEVEL DATA LINK CONTROL INFORMATION EXCHANGE TRANSMISSION TRANSMISSION CONTROL CHARACTERS VOCABULARY DATA TRANSMI LANGUAGES CLASSIFICATIONS TRANSMISSION CONTR