Information technology. Protocol for providing the connectionless-mode network service. Provision of the underlying service by ISDN circuit-switched B-channels— 20 стр.
Information technology - Protocol for providing the connectionless-mode network service. Part 3. Provision of the underlying service by an X.25 subnetwork— 15 стр.
Information technology - Protocol for providing the connectionless-mode network service. Part 4: Provision of the underlying service by a subnetwork that provides the OSI data link service— 14 стр.
Information technology - Telecommunications and information exchange between systems - High-level data link control procedures - Description of the X.25 LAPB-compatible DTE data link procedures— 43 стр.