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ITU-T X.612 Information technology - Provision of the OSI connection-mode network service by packet-mode terminal equipment connected to an Integrated Services Digital Network (ISDN)
ITU-T I.312/Q.1201 (10/92) Principles of intelligent network architecture
ITU-T X.613 Information technology - Use of X.25 Packet Layer Protocol in conjunction with X.21/X.21 bis to provide the OSI connection-mode Network service
ITU-T X.614 Information technology - Use of X.25 Packet Layer Protocol to provide the OSI connection-mode Network service over the telephone network
ITU-T X.712 Information technology - Open Systems Interconnection - Common management information protocol: Protocol Implementation Conformance Statement (PICS) proforma
ITU-T X.734 Information technology - Open Systems Interconnection - Systems Management: Event report management function
ITU-T G.765 General aspects of digital transmission systems, terminal equipments, packet circuit multiplication equipment
ITU-T X.740 Information technology - Open Systems Interconnection - Systems Management: Security audit trail function
ITU-T T.50 International Reference Alphabet (IRA) (Formerly International Alphabet No. 5 or IA5) - Information technology - 7-bit coded character set for information interchange
ITU-T X.735 Information technology - Open Systems Interconnection - Systems Management: Log control function
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