ITU-T Recommendations : Series X – Data networks and open system communication
TAGS: ITU-T Recommendations Series X

ITU-T Recommendations: Series X

(Data networks and open system communication)

ITU-T Recommendations In force – December 2000 edition

 
ITU-T Rec. X.1 (03/00) International user classes of service in, and categories of access to, public data networks and integrated services digital networks (ISDNs)
ITU-T Rec. X.2 (03/00) International data transmission services and optional user facilities in public data networks and ISDNs
ITU-T Rec. X.3 (03/00) Packet assembly/disassembly facility (PAD) in a public data network
ITU-T Rec. X.4 (11/88) General structure of signals of International Alphabet No. 5 code for character oriented data transmission over public data networks
ITU-T Rec. X.5 (10/96) Facsimile Packet Assembly/Disassembly facility (FPAD) in a public data network
ITU-T Rec. X.6 (08/97) Multicast service definition
ITU-T Rec. X.6 Amendment 1 (03/00) To be published
ITU-T Rec. X.7 (03/00) Technical characteristics of data transmission services
ITU-T Rec. X.8 (07/94) Multi-aspect PAD (MAP) framework and service definition
ITU-T Rec. X.20 bis (11/88) Use on public data networks of Data Terminal Equipment (DTE) which is designed for interfacing to asynchronous duplex V-Series modems
ITU-T Rec. X.20 (11/88) Interface between Data Terminal Equipment (DTE) and Data Circuit-terminating Equipment (DCE) for start-stop transmission services on public data networks
ITU-T Rec. X.21 bis (11/88) Use on public data networks of Data Terminal Equipment (DTE) which is designed for interfacing to synchronous V-Series modems
ITU-T Rec. X.21 (09/92) Interface between Data Terminal equipment and Data Circuit-terminating Equipment for synchronous operation on public data networks.
ITU-T Rec. X.22 (11/88) Multiplex DTE/DCE interface for user classes 3-6
ITU-T Rec. X.24 (11/88) List of definitions for interchange circuits between Data Terminal Equipment (DTE) and Data Circuit-terminating Equipment (DCE) on public data networks
ITU-T Rec. X.25 Corrigendum 1 (09/98) Interface between Data Terminal Equipment (DTE) and Data Circuit-terminating Equipment (DCE) for terminals operating in the packet mode and connected to public data networks by dedicated circuit
ITU-T Rec. X.25 (10/96) Interface between Data Terminal Equipment (DTE) and Data Circuit-terminating Equipment (DCE) for terminals operating in the packet mode and connected to public data networks by dedicated circuit
ITU-T Rec. X.26 (03/93) Electrical characteristics for unbalanced double-current interchange circuits operating at data signaling rates nominally up to 100 kbit/s
ITU-T Rec. X.27 (10/96) Electrical characteristics for balanced double-current interchange circuits operating at data signaling rates up to 10 Mbit/s
ITU-T Rec. X.28 (12/97) DTE/DCE interface for a start-stop mode Data Terminal Equipment accessing the Packet Assembly/Disassembly Facility (PAD) in a public data network situated in the same country
ITU-T Rec. X.28 Amendment 1 (03/00) To be published…
ITU-T Rec. X.29 (12/97) Procedures for the exchange of control information and user data between a Packet Assembly/Disassembly (PAD) facility and a packet mode DTE or another PAD
ITU-T Rec. X.30 (03/93) Support of X.21, X.21 bis and X.20 bis based Data Terminal Equipments (DTEs) by an Integrated Services Digital Network (ISDN)
ITU-T Rec. X.31 (11/95) Support of packet mode terminal equipment by an ISDN.
ITU-T Rec. X.32 (10/96) Interface between Data Terminal Equipment (DTE) and Data Circuit-terminating Equipment (DCE) for terminals operating in the packet mode and accessing a Packet-Switched Public Data Network through a public switched telephone
ITU-T Rec. X.33 (10/96) Access to packet-switched data transmission services via frame relaying data transmission services
ITU-T Rec. X.34 Corrigendum 1 (03/00) To be published…
ITU-T Rec. X.34 (10/96) Access to packet-switched data transmission services via B-ISDN
ITU-T Rec. X.35 (11/93) Interface between a PSPDN and a private PSDN which is based on X.25 procedures and enhancements to define a gateway function that is provided in the PSPDN
ITU-T Rec. X.36 (03/00) To be published…
ITU-T Rec. X.37 (04/95) Encapsulation in X.25 packets of various protocols including frame relay
ITU-T Rec. X.38 (10/96) G3 facsimile equipment/DCE interface for G3 facsimile equipment accessing the Facsimile Packet Assembly/Disassembly facility (FPAD) in a public data network situated in the same country
ITU-T Rec. X.39 (10/96) Procedures for the exchange of control information and user data between a Facsimile Packet Assembly/Disassembly (FPAD) facility and a packet mode Data Terminal Equipment (DTE) or another FPAD
ITU-T Rec. X.42 (03/00) To be published…
ITU-T Rec. X.45 (10/96) Interface between Data Terminal Equipment (DTE) and Data Circuit-terminating Equipment (DCE) for terminals operating in the packet mode and connected to public data networks, designed for efficiency at higher speeds
ITU-T Rec. X.46 (09/98) Access to FRDTS via B-ISDN.
ITU-T Rec. X.48 (10/96) Procedures for the provision of a basic multicast service for Data Terminal Equipments (DTEs) using Recommendation X.25
ITU-T Rec. X.49 (10/96) Procedures for the provision of an extended multicast service for Data Terminal Equipments (DTEs) using Recommendation X.25
ITU-T Rec. X.50 bis (11/88) Fundamental parameters of a 48-kbit/s user data signaling rate transmission scheme for the international interface between synchronous data networks
ITU-T Rec. X.50 (11/88) Fundamental parameters of a multiplexing scheme for the international interface between synchronous data networks
ITU-T Rec. X.51 bis (11/88) Fundamental parameters of a 48-kbit/s user data signaling rate transmission scheme for the international interface between synchronous data networks using 10-bit envelope structure
ITU-T Rec. X.51 (11/88) Fundamental parameters of a multiplexing scheme for the international interface between synchronous data networks using 10-bit envelope structure
ITU-T Rec. X.52 (11/88) Method of encoding an isochronous signals into a synchronous user bearer
ITU-T Rec. X.53 (03/93) Numbering of channels on international multiplex links at 64 kbit/s
ITU-T Rec. X.54 (11/88) Allocation of channels on international multiplex links at 64 kbit/s
ITU-T Rec. X.55 (11/88) Interface between synchronous data networks using a 6 + 2 envelope structure and single channel per carrier (SCPC) satellite channels
ITU-T Rec. X.56 (11/88) Interface between synchronous data networks using an 8 + 2 envelope structure and single channel per carrier (SCPC) satellite channels
ITU-T Rec. X.57 (11/88) Method of transmitting a single lower speed data channel on a 64 kbit/s data stream.
ITU-T Rec. X.58 (11/88) Fundamental parameters of a multiplexing scheme for the international interface between synchronous non-switched data networks using no envelope structure
ITU-T Rec. X.60 (11/88) Common channel signaling for circuit switched data applications
ITU-T Rec. X.61 (11/88) Signalling System No. 7 – Data user part
ITU-T Rec. X.70 (11/88) Terminal and transit control signaling system for start-stop services on international circuits between an isochronous data networks
ITU-T Rec. X.71 (11/88) Decentralized terminal and transit control signaling system on international circuits between synchronous data networks
ITU-T Rec. X.75 Corrigendum 1 (09/98) Packet-switched signaling system between public networks providing data transmission services
ITU-T Rec. X.75 (10/96) Packet-switched signaling system between public networks providing data transmission services
ITU-T Rec. X.76 (03/00) To be published…
ITU-T Rec. X.77 Corrigendum 1 (03/00) To be published…
ITU-T Rec. X.77 (08/97) Interworking between PSPDNs via B-ISDN
ITU-T Rec. X.78 Corrigendum 1 (03/00) To be published…
ITU-T Rec. X.78 (06/99) Interworking procedures between networks providing frame relay data transmission services via B-ISDN
ITU-T Rec. X.80 (11/88) Interworking of interexchange signaling systems for circuit switched data services.
ITU-T Rec. X.81 (11/88) Interworking between an ISDN circuit-switched and a circuit-switched public data network (CSPDN)
ITU-T Rec. X.82 (11/88) Detailed arrangements for interworking between CSPDNs and PSPDNs based on Recommendation T.70
ITU-T Rec. X.85 (03/00) To be published…
ITU-T Rec. X.92 (11/88) Hypothetical reference connections for public synchronous data networks
ITU-T Rec. X.96 (03/00) Call progress signals in public data networks
ITU-T Rec. X.110 (10/96) International routing principles and routing plan for public data networks
ITU-T Rec. X.115 (04/95) Definition of address translation capability in public data networks
ITU-T Rec. X.115 Amendment 1 (10/96) Definition of address translation capability in public data networks – Amendment 1: Refinements
ITU-T Rec. X.116 (10/96) Address translation registration and resolution protocol
ITU-T Rec. X.121 (10/00) to be published
ITU-T Rec. E.166/X.122 (03/98) Numbering plan interworking for the E.164 and X.121 numbering plans
ITU-T Rec. X.123 (10/96) Mapping between escape codes and TOA/NPI for E.164/X.121 numbering plan interworking during the transition period
ITU-T Rec. X.124 (06/99) Arrangements for the interworking of the E.164 and X.121 numbering plans for frame relay and ATM networks.
ITU-T Rec. X.125 (09/98) Procedure for the notification of the assignment of international network identification codes for public frame relay data networks and ATM networks numbered under the E.164 numbering plan
ITU-T Rec. X.130 (11/88) Call processing delays in public data networks when providing international synchronous circuit-switched data services
ITU-T Rec. X.131 (11/88) Call blocking in public data networks when providing international synchronous circuit-switched data services
ITU-T Rec. X.134 (08/97) Portion boundaries and packet-layer reference events: Basis for defining packet-switched performance parameters
ITU-T Rec. X.135 (08/97) Speed of service (delay and throughput) performance values for public data networks when providing international packet-switched services
ITU-T Rec. X.136 (08/97) Accuracy and dependability performance values for public data networks when providing international packet-switched services
ITU-T Rec. X.137 (08/97) Availability performance values for public data networks when providing international packet-switched services
ITU-T Rec. X.138 (08/97) Measurement of performance values for public data networks when providing international packet-switched services
ITU-T Rec. X.139 (08/97) Echo, drop, generator and test DTEs for measurement of performance values in public data networks when providing international packet-switched services
ITU-T Rec. X.140 (09/92) General quality of service parameters for communication via public data networks
ITU-T Rec. X.141 (11/88) General principles for the detection and correction of errors in public data networks.
ITU-T Rec. X.144 (10/00) to be published
ITU-T Rec. X.145 (10/96) Performance for data networks providing international frame relay SVC service
ITU-T Rec. X.146 Covering Note (09/98) Performance objectives and quality of service classes applicable to frame relay
ITU-T Rec. X.146 (09/98) Performance objectives and quality of service classes applicable to frame relay
ITU-T Rec. X.150 (11/88) Principles of maintenance testing for public data networks using data terminal equipment (DTE) and data circuit-terminating equipment (DCE) test loops
ITU-T Rec. X.160 (10/96) Architecture for customer network management service for public data networks
ITU-T Rec. X.161 (08/97) Definition of customer network management services for public data networks
ITU-T Rec. X.162 (03/00) To be published…
ITU-T Rec. X.163 (04/95) Definition of management information for customer network management service for public data networks to be used with the CNMe interface
ITU-T Rec. X.170 (06/99) Network-network management architecture for data networks
ITU-T Rec. X.171 (03/00) To be published…
ITU-T Rec. X.180 (11/88) Administrative arrangements for international closed user groups (CUGs)
ITU-T Rec. X.181 (11/88) Administrative arrangements for the provision of international permanent virtual circuits (PVCs)
ITU-T Rec. X.200 (07/94) Information technology – Open Systems Interconnection – Basic reference model: The basic model.
ITU-T Rec. X.207 (11/93) Information technology – Open Systems Interconnection – Application layer structure
ITU-T Rec. X.208 (11/88) Specification of Abstract Syntax Notation One (ASN.1)
ITU-T Rec. X.209 (11/88) Specification of basic encoding rules for Abstract Syntax Notation One (ASN.1)
ITU-T Rec. X.210 (11/93) Information technology – Open systems interconnection – Basic Reference Model: Conventions for the definition of OSI services
ITU-T Rec. X.211 (11/95) Information technology – Open systems interconnection – Physical service definition
ITU-T Rec. X.212 (11/95) Information technology – Open systems interconnection – Data link service definition
ITU-T Rec. X.213 (11/95) Information technology – Open Systems Interconnection – Network service definition
ITU-T Rec. X.213 Amendment 1 (08/97) Information technology – Open Systems Interconnection – Network services definition – Amendment 1: Addition of the Internet protocol address format identifier
ITU-T Rec. X.213 Amendment 2 ( 03/00) To be published…
ITU-T Rec. X.214 (11/95) Information technology – Open Systems Interconnection – Transport service definition
ITU-T Rec. X.215 Corrigendum 1 (03/00) To be published…
ITU-T Rec. X.215 (11/95) Information technology – Open Systems Interconnection – Session service definition.
ITU-T Rec. X.215 Amendment 1 (08/97) Information technology – Open Systems Interconnection – Session service definition – Amendment 1: Efficiency enhancements
ITU-T Rec. X.215 Amendment 2 (12/97) Information technology – Open Systems Interconnection – Session service definition – Amendment 2: Nested connections functional unit
ITU-T Rec. X.216 (07/94) Information technology – Open Systems Interconnection – Presentation service definition
ITU-T Rec. X.216 Amendment 1 (08/97) Information technology – Open Systems Interconnection – Presentation service definition – Amendment 1: Efficiency enhancements
ITU-T Rec. X.216 Amendment 2 (12/97) Information technology – Open Systems Interconnection – Presentation service definition – Amendment 2: Nested connections functional unit
ITU-T Rec. X.217 bis (09/98) Information technology – Open Systems Interconnection – Service definition for the application service object – Association control service element
ITU-T Rec. X.217 (04/95) Information technology – Open Systems Interconnection – Service definition for the association control service element
ITU-T Rec. X.217 Amendment 1 (10/96) Information technology – Open Systems Interconnection – Service definition for the association control service element – Amendment 1: Support of authentication mechanisms for the connectionless mode
ITU-T Rec. X.217 Amendment 2 (08/97) Information technology – Open Systems Interconnection – Service definition for the association control service element – Amendment 2: Fast-associate mechanism
ITU-T Rec. X.218 (03/93) Reliable transfer: Model and service definition
ITU-T Rec. X.219 (11/88) Remote operations: Model, notation and service definition
ITU-T Rec. X.220 (03/93) Use of X.200-Series protocols in CCITT applications.
ITU-T Rec. X.222 (04/95) Use of X.25 LAPB compatible data link procedures to provide the OSI connection-mode Data Link Service
ITU-T Rec. X.222 Amendment 1 (10/96) Use of X.25 LAPB-compatible data link procedures to provide the OSI connection-mode data link service – Amendment 1: Frame relay mapping
ITU-T Rec. X.223 (11/93) Use of X.25 to provide the OSI connection-mode network service for ITU-T applications
ITU-T Rec. X.223 Amendment 1 (10/96) Use of X.25 to provide the OSI connection-mode network service for ITU-T applications – Amendment 1: Transit delay and other refinements
ITU-T Rec. X.224 (11/95) Information technology – Open Systems Interconnection – Protocol for providing the connection-mode transport service
ITU-T Rec. X.224 Amendment 1 (08/97) Information technology – Open Systems Interconnection – Protocol for providing the connection-mode transport service; Amendment 1: Relaxation of class conformance requirements and expedited data service feature…
ITU-T Rec. X.225 Corrigendum 1 (03/00) To be published…
ITU-T Rec. X.225 (11/95) Information technology – Open Systems Interconnection – Connection-oriented session protocol: Protocol specification
ITU-T Rec. X.225 Amendment 1 (08/97) Information technology – Open Systems Interconnection – Connection-oriented session protocol: Protocol specification; Amendment 1: Efficiency enhancements
ITU-T Rec. X.225 Amendment 2 (12/97) Information technology – Open Systems Interconnection – Connection-oriented session protocol: Protocol specification; Amendment 2: Nested connections functional unit
ITU-T Rec. X.226 (07/94) Information technology – Open Systems Interconnection – Connection-oriented presentation protocol: Protocol specification.
ITU-T Rec. X.226 Amendment 1 (08/97) Information technology – Open Systems Interconnection – Connection-oriented presentation protocol: Protocol specification; Amendment 1: Efficiency enhancements
ITU-T Rec. X.226 Amendment 2 (12/97) Information technology – Open Systems Interconnection – Connection-oriented presentation protocol: Protocol specification; Amendment 2: Nested connections functional unit
ITU-T Rec. X.227 bis (09/98) Information technology – Open Systems Interconnection – Connection-mode protocol for the Application Service Object Association Control Service Element
ITU-T Rec. X.227 (04/95) Information technology – Open Systems Interconnection – Connection-oriented protocol for the association control service element: Protocol specification
ITU-T Rec. X.227 Amendment 1 (10/96) Information technology – Open Systems Interconnection – Connection-oriented protocol for the association control service element: Protocol specification; Amendment 1: Incorporation of extensibility markers
ITU-T Rec. X.227 Amendment 2 (08/97) Information technology – Open Systems Interconnection – Connection-oriented protocol for the association control service element: Protocol specification; Amendment 2: Fast-associate mechanism
ITU-T Rec. X.228 Corrigendum 1 (03/00) To be published…
ITU-T Rec. X.228 (11/88) Reliable transfer: Protocol specification
ITU-T Rec. X.229 (11/88) Remote operations: Protocol specification
ITU-T Rec. X.233 (08/97) Information technology – Protocol for providing the connectionless-mode network service: Protocol specification
ITU-T Rec. X.234 (07/94) Information technology – Protocol for providing the OSI connectionless-mode transport service.
ITU-T Rec. X.234 Amendment 1 (11/95) Information technology – Protocol for providing the OSI
connectionless-mode transport service – Amendment 1: Addition of connectionless-mode multicast capability
ITU-T Rec. X.235 (04/95) Information technology – Open Systems Interconnection – Connectionless Session protocol: Protocol specification
ITU-T Rec. X.235 Amendment 1 (06/99) Information technology – Open Systems Interconnection – Connectionless Session protocol: Protocol specification – Amendment 1: Efficiency enhancements
ITU-T Rec. X.236 (04/95) Information technology – Open Systems Interconnection – Connectionless presentation protocol: Protocol specification
ITU-T Rec. X.236 Amendment 1 (06/99) Information technology – Open Systems Interconnection – Connectionless Presentation protocol: Protocol specification – Amendment 1: Efficiency enhancements
ITU-T Rec. X.237 bis (09/98) Information technology – Open Systems Interconnection – Connectionless protocol for the application service object Association control service
ITU-T Rec. X.237 (04/95) Information technology – Open Systems Interconnection – Connectionless protocol for the association control service element: Protocol specification
ITU-T Rec. X.237 Amendment 1/Corrigendum 1 (06/99) Information technology – Open Systems Interconnection – Connectionless protocol for the association control service element: Protocol specification; Amendment 1: Incorporation of extensibility…
ITU-T Rec. X.237 Amendment 1 (10/96) Information technology – Open Systems Interconnection – Connectionless protocol for the association control service element: Protocol specification; Amendment 1: Incorporation of extensibility markers and…
ITU-T Rec. X.245 (04/95) Information technology – Open Systems Interconnection – Connection-oriented Session protocol: Protocol Implementation Conformance Statement (PICS) proforma
ITU-T Rec. X.246 (10/96) Information technology – Open Systems Interconnection – Connection-oriented presentation protocol: Protocol Implementation Conformance Statement (PICS) proforma.
ITU-T Rec. X.247 (10/96) Information technology – Open Systems Interconnection – Protocol specification for the association control service element: Protocol Implementation Conformance Statement (PICS) proforma
ITU-T Rec. X.248 (11/95) Information technology – Open Systems Interconnection – Reliable transfer: Protocol Implementation Conformance Statement (PICS) proforma
ITU-T Rec. X.249 (11/95) Information technology – Open Systems Interconnection – Remote operations: Protocol Implementation Conformance Statement (PICS) proforma
ITU-T Rec. X.255 (04/95) Information technology – Open Systems Interconnection – Connectionless session protocol: Protocol Implementation Conformance Statement (PICS) proforma
ITU-T Rec. X.256 (04/95) Information technology – Open Systems Interconnection – Connectionless presentation protocol: Protocol Implementation Conformance Statement (PICS) proforma
ITU-T Rec. X.257 (04/95) Information technology – Open Systems Interconnection – Connectionless protocol for the association control service element: Protocol Implementation Conformance Statement (PICS) proforma
ITU-T Rec. X.257 Amendment 1 (10/96) Information technology – Open Systems Interconnection – Connectionless protocol for the association control service element: Protocol Implementation Conformance Statement (PICS) proforma; Amendment 1: Support of…
ITU-T Rec. X.260 (10/96) Information technology – Framework for protocol identification and encapsulation
ITU-T Rec. X.263 (09/98) Information technology – Protocol identification in the Network Layer
ITU-T Rec. X.264 (11/93) Transport protocol identification mechanism
ITU-T Rec. X.272 (03/00) To be published…
ITU-T Rec. X.273 (07/94) Information technology – Open Systems Interconnection – Network layer security protocol.
ITU-T Rec. X.274 (07/94) Information technology – Telecommunication and information exchange between systems – Transport layer security protocol
ITU-T Rec. X.281 (06/99) Information technology – Elements of management information related to the OSI Physical Layer
ITU-T Rec. X.282 (06/99) Elements of management information related to the OSI data link layer
ITU-T Rec. X.283 (12/97) Information technology – Elements of management information related to the OSI Network layer
ITU-T Rec. X.284 (12/97) Information technology – Elements of management information related to the OSI Transport Layer
ITU-T Rec. X.287 (03/99) Information technology – Open Systems Interconnection – Structure of management information: Managed objects for supporting upper layers
ITU-T Rec. X.290 (04/95) OSI conformance testing methodology and framework for protocol Recommendations for ITU-T applications – General concepts
ITU-T Rec. X.291 (04/95) OSI conformance testing methodology and framework for protocol Recommendations for ITU-T applications – Abstract test suite specification
ITU-T Rec. X.292 (09/98) OSI conformance testing methodology and framework for protocol Recommendations for ITU-T applications – The Tree and Tabular Combined Notation (TTCN)
ITU-T Rec. X.293 (04/95) OSI conformance testing methodology and framework for protocol
Recommendations for ITU-T applications – Test realization
ITU-T Rec. X.294 (04/95) OSI conformance testing methodology and framework for protocol Recommendations for ITU-T applications – Requirements on test laboratories and clients for the conformance assessment process.
ITU-T Rec. X.295 (04/95) OSI conformance testing methodology and framework for protocol Recommendations for ITU-T applications – Protocol profile test specification
ITU-T Rec. X.296 (11/95) OSI conformance testing methodology and framework for protocol Recommendations for ITU-T applications – Implementation conformance statements
ITU-T Rec. X.300 (10/96) General principles for interworking between public networks and between public networks and other networks for the provision of data transmission services
ITU-T Rec. X.301 (10/96) Description of the general arrangements for call control within a subnetwork and between subnetworks for the provision of data transmission services
ITU-T Rec. X.302 (11/88) Description of the general arrangements for internal network utilities within a subnetwork and intermediate utilities between subnetworks for the provision of data transmission services
ITU-T Rec. X.305 (11/88) Functionalities of subnetworks relating to the support of the OSI connection-mode network service
ITU-T Rec. X.320 (10/96) General arrangements for interworking between Integrated Services Digital Networks (ISDNs) for the provision of data transmission services
ITU-T Rec. X.321 (10/96) General arrangements for interworking between Circuit-Switched Public Data Networks (CSPDNs) and Integrated Service Digital Networks (ISDNs) for the provision of data transmission services
ITU-T Rec. X.322 (11/88) General arrangements for interworking between Packet Switched Public Data Networks (PSPDNs) and Circuit Switched Public Data Networks (CSPDNs) for the provision of data transmission services
ITU-T Rec. X.323 (11/88) General arrangements for interworking between Packet Switched Public Data Networks (PSPDNs)
ITU-T Rec. X.324 (11/88) General arrangements for interworking between Packet Switched Public Data Networks (PSPDNs) and public mobile systems for the provision of data transmission services.
ITU-T Rec. X.325 (10/96) General arrangements for interworking between Packet Switched Public Data Networks (PSPDNs) and Integrated Services Digital Networks (ISDNs) for the provision of data transmission services
ITU-T Rec. X.326 (11/88) General arrangements for interworking between Packet Switched Public Data Networks (PSPDNs) and Common Channel Signalling Network (CCSN)
ITU-T Rec. X.327 (11/93) General arrangements for interworking between Packet Switched Public Data Networks (PSPDNs) and private data networks for the provision of data transmission services
ITU-T Rec. X.328 (10/96) General arrangements for interworking between public data networks providing frame relay data transmission services and Integrated Services Digital Networks (ISDNs) for the provision of data transmission services
ITU-T Rec. X.329 (03/00) To be published…
ITU-T Rec. X.340 (03/93) General arrangements for interworking between a Packet Switched Public Data Network (PSPDN) and the international telex network
ITU-T Rec. X.350 (12/97) General interworking requirements to be met for data transmission in international public mobile satellite systems
ITU-T Rec. X.351 (11/88) Special requirements to be met for Packet Assembly/Disassembly facilities (PADs) located at or in association with coast earth stations in the public mobile satellite service
ITU-T Rec. X.352 (11/88) Interworking between Packet Switched Public Data Networks and public maritime mobile satellite data transmission systems
ITU-T Rec. X.353 (11/88) Routing principles for interconnecting public maritime mobile satellite data transmission systems with public data networks
ITU-T Rec. X.361 (10/96) Connection of VSAT systems with Packet-Switched Public Data Networks based on X.25 procedures.
ITU-T Rec. X.400/F.400 (06/99) To be published
ITU-T Rec. X.402 (06/99) To be published
ITU-T Rec. X.404 (06/99) To be published
ITU-T Rec. X.408 (11/88) Message handling systems: Encoded information type conversion rules
ITU-T Rec. X.411 (06/99) To be published
ITU-T Rec. X.412 (06/99) Information technology – Message handling systems (MHS): MHS routing
ITU-T Rec. X.413 (06/99) Information technology – Message Handling Systems (MHS): Message store: Abstract service definition
ITU-T Rec. X.419 (06/99) To be published
ITU-T Rec. X.420 (06/99) To be published
ITU-T Rec. X.421 (06/99) To be published
ITU-T Rec. X.435 (06/99) To be published
ITU-T Rec. X.440 (06/99) To be published
ITU-T Rec. X.445 (04/95) Asynchronous protocol specification – Provision of OSI connection-mode network service over the telephone network
ITU-T Rec. X.446 (08/97) Common messaging call API.
ITU-T Rec. X.460 (04/95) Information technology – Message Handling Systems (MHS) management: Model and architecture
ITU-T Rec. X.462 (10/96) Information technology – Message Handling Systems (MHS) management: Logging information
ITU-T Rec. X.467 (10/96) Information technology – Message Handling Systems (MHS) management: Message transfer agent management
ITU-T Rec. X.481 (06/99) Message Handling Systems – P2 protocol PICS proforma
ITU-T Rec. X.482 (06/99) Message Handling Systems – P1 protocol PICS proforma
ITU-T Rec. X.483 (06/99) Message Handling Systems – P3 protocol PICS proforma
ITU-T Rec. X.484 (06/99) Message Handling Systems – P7 protocol PICS proforma
ITU-T Rec. X.485 (09/92) Message Handling Systems: Voice messaging system Protocol Implementation Conformance Statement (PICS) proforma
ITU-T Rec. X.486 (06/99) Message Handling Systems – Pedi protocol PICS proforma
ITU-T Rec. X.487 (06/99) Message Handling Systems – IPM-MS attributes PICS proforma
ITU-T Rec. X.488 (06/99) Message Handling Systems – EDI-MS attributes PICS proforma
ITU-T Rec. X.500 (08/97) Information technology – Open Systems Interconnection – The Directory: Overview of concepts, models and services
ITU-T Rec. X.500 Amendment 1 (03/00) To be published…
ITU-T Rec. X.501 Corrigendum 1 (03/00) To be published….
ITU-T Rec. X.501 (08/97) Information Technology – Open Systems Interconnection – The Directory: Models
ITU-T Rec. X.501 Amendment 1 (03/00) To be published
ITU-T Rec. X.509 (03/00) To be published…
ITU-T Rec. X.511 Corrigendum 1 (03/00) To be published…
ITU-T Rec. X.511 (08/97) Information technology – Open Systems Interconnection – The Directory: Abstract service definition
ITU-T Rec. X.511 Amendment 1 (03/00) To be published…
ITU-T Rec. X.518 Corrigendum 1 (03/00) To be published…
ITU-T Rec. X.518 (08/97) Information technology – Open Systems Interconnection – The directory: Procedures for distributed operation
ITU-T Rec. X.518 Amendment 1 (03/00) To be published…
ITU-T Rec. X.519 Corrigendum 1 (03/00) To be published…
ITU-T Rec. X.519 (08/97) Information technology – Open Systems Interconnection – The Directory: Protocol specifications
ITU-T Rec. X.519 Amendment 1 (03/00) To be published
ITU-T Rec. X.520 Corrigendum 1 (03/00) To be published
ITU-T Rec. X.520 (08/97) Information technology – Open Systems Interconnection – The Directory: Selected attribute types.
ITU-T Rec. X.520 Amendment 1 (03/00) To be published…
ITU-T Rec. X.521 (08/97) Information technology – Open Systems Interconnection – The Directory: Selected object classes
ITU-T Rec. X.521 Amendment 1 (03/00) To be published…
ITU-T Rec. X.525 Corrigendum 1 (03/00) To be published…
ITU-T Rec. X.525 (08/97) Information technology – Open Systems Interconnection – The directory: Replication
ITU-T Rec. X.525 Amendment 1 (03/00) To be published
ITU-T Rec. X.530 (08/97) Information technology – Open Systems Interconnection – The Directory: Use of systems management for administration of the Directory
ITU-T Rec. X.581 (11/95) Information technology – Open Systems Interconnection – The directory: Directory access protocol – Protocol Implementation Conformance Statement (PICS) proforma
ITU-T Rec. X.582 (11/95) Information technology – Open Systems Interconnection – The Directory: Directory system protocol – Protocol Implementation Conformance Statement (PICS) proforma
ITU-T Rec. X.583 (12/97) Information technology – Open Systems Interconnection – The Directory: Protocol Implementation Conformance Statement (PICS) proforma for the Directory access protocol
ITU-T Rec. X.584 (12/97) Information technology – Open Systems Interconnection – The Directory: Protocol Implementation Conformance Statement (PICS) proforma for the Directory system protocol
ITU-T Rec. X.585 (12/97) Information technology – Open Systems Interconnection – The Directory: Protocol Implementation Conformance Statement (PICS) proforma for the Directory operational binding management protocol.
ITU-T Rec. X.586 (12/97) Information technology – Open Systems Interconnection – The Directory: Protocol Implementation Conformance Statement (PICS) proforma for the Directory information shadowing protocol
ITU-T Rec. X.601 (03/00) To be published…
ITU-T Rec. X.605 (09/98) Information technology – Enhanced Communications Transport Service Definition
ITU-T Rec. X.610 (09/92) Provision and support of the OSI connection-mode network service
ITU-T Rec. X.612 (09/92) 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 Rec. X.613 (09/92) 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 Rec. X.614 (09/92) Information technology – Use of X.25 packet layer protocol to provide the OSI connection-mode network service over the telephone network
ITU-T Rec. X.622 (07/94) Information technology – Protocol for providing the connectionless-mode network service: Provision of the underlying service by an X.25 subnetwork
ITU-T Rec. X.623 (07/94) Information technology – Protocol for providing the connectionless-mode network service: Provision of the underlying service by a subnetwork that provides the OSI data link service
ITU-T Rec. X.625 (10/96) Information technology – Protocol for providing the connectionless-mode network service: Provision of the underlying service by ISDN circuit-switched B-channels
ITU-T Rec. X.630 (09/98) Efficient open systems interconnection (OSI) operations
ITU-T Rec. X.633 Addendum 1 (09/98) Information technology – Open Systems Interconnection – Network Fast Byte Protocol – Addendum 1: SDL specifications.
ITU-T Rec. X.633 (10/96) Information technology – Open systems interconnection – Network Fast Byte protocol
ITU-T Rec. X.634 Addendum 1 (09/98) Information technology – Open Systems Interconnection – Transport Fast Byte Protocol – Addendum 1: SDL specifications
ITU-T Rec. X.634 (10/96) Information technology – Open Systems Interconnection – Transport Fast Byte Protocol
ITU-T Rec. X.637 (10/96) Basic connection-oriented common upper layer requirements
ITU-T Rec. X.638 (10/96) Minimal OSI facilities to support basic communications applications
ITU-T Rec. X.639 (10/96) Basic connection-oriented requirements for ROSE-based profiles
ITU-T Rec. X.641 (12/97) Information technology – Quality of service: Framework
ITU-T Rec. X.642 (09/98) Information technology – Quality of service – Guide to methods and mechanisms
ITU-T Rec. X.650 (10/96) Information technology – Open Systems Interconnection – Basic Reference Model: Naming and addressing
ITU-T Rec. X.660 (09/92) Information technology – Open Systems Interconnection – Procedures for the operation of OSI Registration Authorities – General procedures
ITU-T Rec. X.660 Amendment 1 (10/96) Information technology – Open Systems Interconnection – Procedures for the operation of OSI Registration Authorities: General procedures – Amendment 1: Incorporation of object identifiers components
ITU-T Rec. X.660 Amendment 2 (08/97) Information technology – Open Systems Interconnection – Procedures for the operation of OSI Registration Authorities: General procedures; Amendment 2: Incorporation of the root arcs of the object identifier tree.
ITU-T Rec. X.662 (08/97) Information technology – Open Systems Interconnection – Procedures for the operation of OSI Registration Authorities: Registration of values of RH-name-tree components for joint ISO and ITU-T use
ITU-T Rec. X.665 (09/92) Information technology – Open Systems Interconnection – Procedures for the operation of OSI Registration Authorities: Application processes and application entities
ITU-T Rec. X.666 (08/97) Information technology – Open Systems Interconnection – Procedures for the operation of OSI Registration Authorities: Assignment of international names for use in specific contexts
ITU-T Rec. X.669 Corrigendum 1 (06/99) Procedures for the operation of OSI registration authorities: Registration procedures for the itu-t subordinate arcs
ITU-T Rec. X.669 (10/96) Procedures for the operation of OSI registration authorities: Registration
procedures for the ITU-T subordinate arcs
ITU-T Rec. X.670 (10/96) Procedures for registration agents operating on behalf of organizations to register organization names subordinate to country names
ITU-T Rec. X.671 (10/96) Procedures for a registration authority operating on behalf of countries to
register organization names subordinate to country names
ITU-T Rec. X.680 Corrigendum 1 (06/99) Information technology – Abstract Syntax Notation One (ASN.1): Specification of basic notation
ITU-T Rec. X.680 Corrigendum 2 (03/00) To be published…
ITU-T Rec. X.680 (12/97) Information technology – Abstract Syntax Notation One (ASN.1): Specification of basic notation
ITU-T Rec. X.680 Amendment 1 (06/99) Information technology – Abstract Syntax Notation One (ASN.1): Specification of basic notation – Amendment 1: Relative object identifiers.
ITU-T Rec. X.680 Amendment 2 (06/99) Information technology – Abstract Syntax Notation One (ASN.1): Specification of basic notation – Amendment 2: ASN.1 semantic model
ITU-T Rec. X.681 Corrigendum 1 (06/99) Information technology – Abstract Syntax Notation One (ASN.1): Information object specification
ITU-T Rec. X.681 (12/97) Information technology – Abstract Syntax Notation One (ASN.1): Information object specification
ITU-T Rec. X.681 Amendment 1 (06/99) Information technology – Abstract Syntax Notation One (ASN.1): Information object specification – Amendment 1: ASN.1 semantic model
ITU-T Rec. X.682 Corrigendum 1 (03/00) To be published…
ITU-T Rec. X.682 (12/97) Information technology – Abstract Syntax Notation One (ASN.1): Constraint specification
ITU-T Rec. X.683 (12/97) Information technology – Abstract Syntax Notation One (ASN.1): Parameterization of ASN.1 specifications
ITU-T Rec. X.683 Amendment 1 (06/99) Information technology – Abstract Syntax Notation One (ASN.1): Parameterization of ASN.1 specifications – Amendment 1: ASN.1 semantic model
ITU-T Rec. X.690 (12/97) Information technology – ASN.1 encoding rules: Specification of Basic Encoding Rules (BER), Canonical Encoding Rules (CER) and Distinguished Encoding Rules (DER)
ITU-T Rec. X.690 Amendment 1 (06/99) Information technology – ASN.1 encoding rules: Specification of Basic Encoding Rules (BER), Canonical Encoding Rules (CER) and Distinguished Encoding Rules (DER) – Amendment 1: Relative object identifiers
ITU-T Rec. X.691 Corrigendum 1 (06/99) Information technology – ASN.1 encoding rules: Specification of Packed Encoding Rules (PER).
ITU-T Rec. X.691 (12/97) Information technology – ASN.1 encoding rules – Specification of Packed Encoding Rules (PER)
ITU-T Rec. X.691 Amendment 1 (06/99) Information technology – ASN.1 encoding rules: Specification of Packed Encoding Rules (PER) – Amendment 1: Relative object identifiers
ITU-T Rec. X.700 (09/92) Management framework for Open Systems Interconnection (OSI) for CCITT applications
ITU-T Rec. X.701 (08/97) Information technology – Open Systems Interconnection – Systems management overview
ITU-T Rec. X.702 (11/95) Information technology – Open Systems Interconnection – Application context for systems management with transaction processing
ITU-T Rec. X.703 (10/97) Information technology – Open Distributed Management Architecture
ITU-T Rec. X.703 Amendment 1 (06/98) Information technology – Open Distributed Management Architecture; Amendment 1: Support using Common Object Request Broker Architecture (CORBA)
ITU-T Rec. X.710 (10/97) Information technology – Open Systems Interconnection – Common Management Information Service
ITU-T Rec. X.711 Corrigendum 1 (03/99) Information technology – Open Systems Interconnection – Common management information protocol: Specification – Technical Corrigendum 1
ITU-T Rec. X.711 Corrigendum 2 (02/00) to be published
ITU-T Rec. X.711 (10/97) Information technology – Open Systems Interconnection – Common Management Information Protocol: Specification
ITU-T Rec. X.712 Corrigenda 1 and 2 (10/96) Information technology – Open Systems Interconnection – Common management information protocol: Protocol Implementation Conformance Statement (PICS) proforma.
ITU-T Rec. X.712 Corrigendum 3 (06/98) Information technology – Open Systems Interconnection – Common management information protocol: Protocol Implementation Conformance Statement (PICS) proforma – Technical Corrigendum 3
ITU-T Rec. X.712 (09/92) Information technology – Open Systems Interconnection – Common management information protocol: Protocol Implementation Conformance Statement proforma
ITU-T Rec. X.720 Corrigendum 1 (02/94) Information technology – Open Systems Interconnection – Structure of management information: Management information model
ITU-T Rec. X.720 (01/92) Information technology – Open Systems Interconnection – Structure of
management information: Management information model
ITU-T Rec. X.720 Amendment 1 (11/95) Information technology – Open Systems Interconnection – Structure of management information: Management information model – Amendment 1: Generalization of terms
ITU-T Rec. X.721 Corrigendum 1 (02/94) Information technology – Open Systems Interconnection – Structure of management information: Definition of management information
ITU-T Rec. X.721 Corrigendum 2 (10/96) Information technology – Open Systems Interconnection – Structure of management information: Definition of management information – Technical Corrigendum 2
ITU-T Rec. X.721 Corrigendum 3 (06/98) Information technology – Open Systems Interconnection – Structure of management information: Definition of management information; Technical Corrigendum 3
ITU-T Rec. X.721 Corrigendum 4 (02/00) OSI management information. Information technology – Open Systems interconnection – Structure of management information: Definition of management information – Technical Corrigendum 4: Use of ASN.1…
ITU-T Rec. X.721 (02/92) Information technology – Open Systems Interconnection – Structure of
management information: definition of management information
ITU-T Rec. X.722 Corrigendum 1 (10/96) Information technology – Open Systems Interconnection – Structure of management information: Guidelines for the definition of managed objects – Technical Corrigendum 1.
ITU-T Rec. X.722 Corrigendum 2 (02/00) to be published
ITU-T Rec. X.722 (01/92) Information technology – Open Systems Interconnection – Structure of Management Information: Guidelines for the definition of managed objects
ITU-T Rec. X.722 Amendment 1 (11/95) Information technology – Open systems interconnection – Structure of management information: Guidelines for the definition of managed objects; Amendment 1: Set by create and component…
ITU-T Rec. X.722 Amendment 2 (08/97) Information technology – Open Systems Interconnection – Structure of management information: Guidelines for the definition of managed objects; Amendment 2: Addition of the NO-MODIFY syntax element and…
ITU-T Rec. X.722 Amendment 3 (08/97) Information technology – Open Systems Interconnection – Structure of management information: Guidelines for the definition of managed objects – Amendment 3: Guidelines for the use of Z in formalizing…
ITU-T Rec. X.723 Corrigendum 1 (06/98) Information technology – Open Systems Interconnection – Structure of management information: Generic management information – Technical Corrigendum 1
ITU-T Rec. X.723 Corrigendum 2 (02/00) to be published
ITU-T Rec. X.723 (11/93) Information technology – Open Systems Interconnection – Structure of
management information: Generic management information
ITU-T Rec. X.724 (10/96) Information technology – Open Systems Interconnection – Structure of
management information: Requirements and guidelines for implementation conformance statement proformas associated with OSI management
ITU-T Rec. X.725 (11/95) Information technology – Open Systems Interconnection – Structure of
management information: General Relationship Model
ITU-T Rec. X.727 (03/99) Information technology – Open Systems Interconnection – Structure of
management information: Systems management application layer managed objects.
ITU-T Rec. X.730 (01/92) Information technology – Open Systems Interconnection – Systems Management: Object management function
ITU-T Rec. X.730 Amendment 1/Corrigendum 1 (10/96) Information technology – Open Systems Interconnection – Systems management: Object management function; Amendment 1: Implementation conformance statement proformas – Technical Corrigendum 1
ITU-T Rec. X.730 Amendment 1 (04/95) Information technology – Open Systems Interconnection – Systems management: Object management function – Amendment 1: Implementation conformance statement proformas
ITU-T Rec. X.731 Corrigendum 1 (04/95) Information technology – Open Systems Interconnection – Systems Management: State management function
ITU-T Rec. X.731 (01/92) Information technology – Open Systems Interconnection – Systems Management: State management function
ITU-T Rec. X.731 Amendment 1/Corrigendum 1 (10/96) Information technology – Open Systems Interconnection – Systems management: State management function; Amendment 1: Implementation conformance statement proformas – Technical Corrigendum 1
ITU-T Rec. X.731 Amendment 1 (04/95) Information technology – Open Systems Interconnection – Systems management: State management function; Amendment 1: Implementation conformance statement proformas
ITU-T Rec. X.732 (01/92) Information technology – Open Systems Interconnection – Systems Management: Attributes for representing relationships
ITU-T Rec. X.732 Amendment 1/Corrigendum 1 (10/96) Information technology – Open Systems Interconnection – Systems management: Attributes for representing relationships – Amendment 1: Implementation conformance statement proformas…
ITU-T Rec. X.732 Amendment 1 (04/95) Information technology – Open Systems Interconnection – Systems management: Attributes for representing relationships; Amendment 1: Implementation conformance statement proformas.
ITU-T Rec. X.733 Corrigendum 1 (02/94) Information technology – Open Systems Interconnection – Systems management: Alarm reporting function
ITU-T Rec. X.733 Corrigendum 2 (03/99) Information technology – Open Systems Interconnection – Systems Management: Alarm reporting function – Technical Corrigendum 2
ITU-T Rec. X.733 (02/92) Information technology – Open Systems Interconnection – Systems Management: Alarm reporting function
ITU-T Rec. X.733 Amendment 1/Corrigendum 1 (10/96) Information technology – Open Systems Interconnection – Systems management: Alarm reporting function; Amendment 1: Implementation conformance statement proformas – Technical Corrigendum 1
ITU-T Rec. X.733 Amendment 1 (04/95) Information technology – Open Systems Interconnection – Systems management: Alarm reporting function; Amendment 1: Implementation conformance statement proformas
ITU-T Rec. X.734 Corrigendum 1 (02/94) Information technology – Open Systems Interconnection – Systems management: Event report management functions
ITU-T Rec. X.734 Corrigendum 2 (03/99) Information technology – Open Systems Interconnection – Systems Management: Event Report Management Function – Technical Corrigendum 2
ITU-T Rec. X.734 (09/92) Information technology – Open Systems Interconnection – Systems Management: Event report management function
ITU-T Rec. X.734 Amendment 1/Corrigendum 1 (10/96) Information technology – Open Systems
Interconnection – Systems management: Event report management function; Amendment 1: Implementation conformance statement proformas – Technical Corrigendum 1
ITU-T Rec. X.734 Amendment 1 (04/95) Information technology – Open Systems Interconnection – Systems management: Event report management function; Amendment 1: Implementation conformance statement proformas.
ITU-T Rec. X.735 (09/92) Information technology – Open Systems Interconnection – Systems Management: Log control function
ITU-T Rec. X.735 Amendment 1/Corrigendum 1 (10/96) Information technology – Open Systems Interconnection – Systems management: Event report management function; Amendment 1: Implementation conformance statement proformas – Technical Corrigendum 1
ITU-T Rec. X.735 Amendment 1 (04/95) Information technology – Open systems interconnection – Systems management: Log control function; Amendment 1: Implementation conformance statement proformas
ITU-T Rec. X.736 (01/92) Information technology – Open Systems Interconnection – Systems Management: Security alarm reporting function
ITU-T Rec. X.736 Amendment 1/Corrigendum 1 (10/96) Information technology – Open Systems Interconnection – Systems management: Security alarm reporting function; Amendment 1: Implementation conformance statement proformas – Technical Corrigendum 1
ITU-T Rec. X.736 Amendment 1 (04/95) Information technology – Open systems interconnection – Systems management: Security alarm reporting function; Amendment 1: Implementation conformance statement proformas
ITU-T Rec. X.737 Corrigendum 1 (06/98) Information technology – Open Systems Interconnection – Systems management: Confidence and diagnostic test categories; Technical Corrigendum 1
ITU-T Rec. X.737 Corrigendum 2 – to be published
ITU-T Rec. X.737 (11/95) Information technology – Open Systems Interconnection – Systems management: Confidence and diagnostic test categories
ITU-T Rec. X.738 Corrigendum 1 (06/98) Information technology – Open Systems Interconnection – Systems management: Summarization function – Technical Corrigendum 1
ITU-T Rec. X.738 Corrigendum 2 (02/00) to be published.
ITU-T Rec. X.738 (11/93) Information technology – Open Systems Interconnection – Systems management: Summarization function
ITU-T Rec. X.738 Amendment 1 (10/96) Information technology – Open systems interconnection – Systems management: Summarization function – Amendment 1: Implementation conformance statement proformas
ITU-T Rec. X.739 Corrigendum 1 (06/98) Information technology – Open Systems Interconnection – Systems management: Metric objects and attributes – Technical corrigendum 1
ITU-T Rec. X.739 (11/93) Information technology – Open Systems Interconnection – Systems Management: Metric objects and attributes
ITU-T Rec. X.739 Amendment 1 (08/97) Information technology – Open Systems Interconnection – Systems management: Metric objects and attributes; Amendment 1: Implementation conformance statement proformas
ITU-T Rec. X.740 Corrigendum 1 (04/95) Information technology – Open Systems Interconnection – Systems management: Security audit trail function; Technical Corrigendum 1
ITU-T Rec. X.740 Corrigendum 2 (10/96) Information technology – Open Systems Interconnection – Systems management: Security audit trail function – Technical Corrigendum 2
ITU-T Rec. X.740 Corrigendum 3 (06/98) Information technology – Open Systems Interconnection – Systems management: Security audit trail fuction – Technical Corrigendum 3
ITU-T Rec. X.740 (09/92) Information technology – Open Systems Interconnection – Systems Management: Security audit trail function
ITU-T Rec. X.741 Corrigendum 1 (10/96) Information technology – Open systems interconnection – Systems management: Objects and attributes for access control – Technical Corrigendum 1
ITU-T Rec. X.741 Corrigendum 2 (06/98) Information technology – Open Systems Interconnection – Systems management: Objects and attributes for access control – Technical Corrigendum 2.
ITU-T Rec. X.741 Corrigendum 3 (02/00) to be published
ITU-T Rec. X.741 (04/95) Information technology – Open Systems Interconnection – Systems management: Objects and attributes for access control
ITU-T Rec. X.742 Corrigendum 1 (06/98) Information technology – Open Systems Interconnection – Systems management: Usage metering function for accounting purposes – Technical Corrigendum 1
ITU-T Rec. X.742 Corrigendum 2 (02/00) to be published
ITU-T Rec. X.742 (04/95) Information technology – Open Systems Interconnection – Systems management: Usage metering function for accounting purposes
ITU-T Rec. X.742 Amendment 1 (10/97) Information technology – Open Systems Interconnection – Systems management: Usage metering function for accounting purposes; Amendment 1: Implementation conformance statement proformas
ITU-T Rec. X.743 (06/98) Information technology – Open Systems Interconnection – Systems management: Time management function
ITU-T Rec. X.744 Corrigendum 1 (06/98) Information technology – Open Systems Interconnection – Systems management: Software management function; Technical Corrigendum 1
ITU-T Rec. X.744 Corrigendum 2 (02/00) to be published
ITU-T Rec. X.744 (10/96) Information technology – Open Systems Interconnection – Systems management: Software management function
ITU-T Rec. X.745 Corrigendum 1 (08/97) Information technology – Open Systems Interconnection – Systems management: Test management function – Technical Corrigendum 1
ITU-T Rec. X.745 Corrigendum 2 (06/98) Information technology – Open Systems Interconnection – Systems management: Test management function – Technical Corrigendum 2.
ITU-T Rec. X.745 Corrigendum 3 (02/00) to be published
ITU-T Rec. X.745 (11/93) Information technology – Open Systems Interconnection – Systems Management: Test management function
ITU-T Rec. X.746 (02/00) To be published…
ITU-T Rec. X.748 (03/99) Information technology – Open Systems Interconnection – Systems management: Response Time Monitoring Function
ITU-T Rec. X.749 (08/97) Information technology – Open Systems Interconnection – Systems management: Management domain and management policy management function
ITU-T Rec. X.750 Corrigendum 1 – to be published
ITU-T Rec. X.750 (10/96) Information technology – Open Systems Interconnection – Systems management: Management knowledge management function
ITU-T Rec. X.750 Amendment 1 (10/97) Information technology – Open Systems Interconnection – Systems management: Management knowledge management function; Amendment 1: Extension for General Relationship Model
ITU-T Rec. X.751 Corrigendum 1 (06/98) Information technology – Open Systems Interconnection – Systems management: Changeover function – Technical Corrigendum 1
ITU-T Rec. X.751 Corrigendum 2 (02/00) to be published
ITU-T Rec. X.751 (11/95) Information technology – Open Systems Interconnection – Systems Management: Changeover function
ITU-T Rec. X.753 (10/97) Information technology – Open Systems Interconnection – Systems management: Command sequencer for systems management.
ITU-T Rec. X.754 (02/00) to be published
ITU-T Rec. X.790 Corrigendum 1 (03/99) Trouble management function for ITU-T applications
ITU-T Rec. X.790 (11/95) Trouble management function for ITU-T applications
ITU-T Rec. X.790 Amendment 1 (10/96) Trouble management function for ITU-T applications – Amendment 1: Implementation conformance statement proformas
ITU-T Rec. X.791 (10/96) Profile for trouble management function for ITU-T applications
ITU-T Rec. X.792 (03/99) Configuration audit support function for ITU-T applications
ITU-T Rec. X.800 (03/91) Security architecture for Open Systems Interconnection for CCITT applications
ITU-T Rec. X.800 Amendment 1 (10/96) Security architecture for Open systems interconnection for CCITT applications – Amendment 1: Layer two security service and mechanisms for LANs
ITU-T Rec. X.802 (04/95) Information technology – Lower layers security model
ITU-T Rec. X.803 (07/94) Information technology – Open Systems Interconnection – Upper layers security model
ITU-T Rec. X.810 (11/95) Information technology – Open Systems Interconnection – Security frameworks for open systems: Overview
ITU-T Rec. X.811 (04/95) Information technology – Open Systems Interconnection – Security frameworks for open systems: Authentication framework
ITU-T Rec. X.812 (11/95) Information technology – Open Systems Interconnection – Security frameworks for open systems: Access control framework.
ITU-T Rec. X.813 (10/96) Information technology – Open Systems Interconnection – Security frameworks in open systems: Non-repudiation framework
ITU-T Rec. X.814 (11/95) Information technology – Open Systems Interconnection – Security frameworks for open systems: Confidentiality framework
ITU-T Rec. X.815 (11/95) Information technology – Open Systems Interconnection – Security frameworks for open systems: Integrity framework
ITU-T Rec. X.816 (11/95) Information technology – Open Systems Interconnection – Security frameworks for open systems: Security audit and alarms framework
ITU-T Rec. X.830 (04/95) Information technology – Open Systems Interconnection – Generic upper layers security: Overview, models and notation
ITU-T Rec. X.831 (04/95) Information technology – Open Systems Interconnection – Generic upper layers security: Security Exchange Service Element (SESE) service definition
ITU-T Rec. X.832 (04/95) Information technology – Open Systems Interconnection – Generic upper layers security: Security Exchange Service Element (SESE) protocol specification
ITU-T Rec. X.833 (04/95) Information technology – Open Systems Interconnection – Generic upper layers security: Protecting transfer syntax specification
ITU-T Rec. X.834 (10/96) Information technology – Open systems interconnection – Generic upper layers security: Security exchange service element (SESE) protocol implementation conformance statement (PICS) proforma
ITU-T Rec. X.835 (10/96) Information technology – Open Systems Interconnection – Generic upper layers security: Protecting transfer syntax Protocol Implementation Conformance Statement (PICS) proforma
ITU-T Rec. X.851 (12/97) Information technology – Open Systems Interconnection – Service definition for the commitment, concurrency, and recovery service element.
ITU-T Rec. X.852 (12/97) Information technology – Open Systems Interconnection – Protocol for the commitment, concurrency, and recovery service element: Protocol specification
ITU-T Rec. X.853 (11/95) Information technology – Open Systems Interconnection – Protocol for the commitment, concurrency, and recovery service element: Protocol Implementation Conformance Statement (PICS) proforma
ITU-T Rec. X.860 (12/97) Open Systems Interconnection – Distributed transaction processing: Model
ITU-T Rec. X.861 (12/97) Open Systems Interconnection – Distributed transaction processing: Service definition
ITU-T Rec. X.862 (12/97) Open Systems Interconnection – Distributed transaction processing: Protocol specification
ITU-T Rec. X.863 (07/94) Information technology – Open Systems Interconnection – Distributed transaction processing: Protocol Implementation Conformance Statement (PICS) proforma
ITU-T Rec. X.880 Corrigendum 1 (11/95) Information technology – Remote operations: Concepts, model, and notation – Technical Corrigendum 1
ITU-T Rec. X.880 (07/94) Information technology – Remote Operations: Concepts, model and notation
ITU-T Rec. X.880 Amendment 1 (11/95) Information technology – Remote operations: Concepts, model and notation – Amendment 1: Built-in operations
ITU-T Rec. X.881 (07/94) Information technology – Remote Operations: OSI realizations – Remote Operations Service Element (ROSE) service definition
ITU-T Rec. X.881 Amendment 1 (11/95) Information technology – Remote operations: OSI realizations – Remote Operations Service Element (ROSE) service definition – Amendment 1: Mapping to A-UNIT-DATA and built-in operations.
ITU-T Rec. X.882 Corrigendum 1 (11/95) Information technology – Remote operations: OSI realizations – Remote Operations Service Element (ROSE) protocol specification – Technical Corrigendum 1
ITU-T Rec. X.882 (07/94) Information technology – Remote Operations: OSI realizations – Remote
Operations Service Element (ROSE) protocol specification
ITU-T Rec. X.882 Amendment 1 (11/95) Information technology – Remote operations: OSI realizations – Remote Operations Service Element (ROSE) protocol specification – Amendment 1: Mapping to A-UNIT-DATA and built-in operations
ITU-T Rec. X.901 (08/97) Information technology – Open distributed processing – Reference Model: Overview
ITU-T Rec. X.902 (11/95) Information technology – Open distributed processing – Reference Model: Foundations
ITU-T Rec. X.903 (11/95) Information technology – Open distributed processing – Reference Model: Architecture
ITU-T Rec. X.904 (12/97) Information technology – Open distributed processing – Reference Model: Architectural semantics
ITU-T Rec. X.904 Amendment 1 (03/00) To be published…
ITU-T Rec. X.910 (09/98) Information technology – Open distributed processing – Naming framework
ITU-T Rec. X.920 (12/97) Information technology – Open distributed processing – Interface definition language
ITU-T Rec. X.930 (09/98) Information technology – Open distributed processing – Interface references and binding
ITU-T Rec. X.931 (06/99) Information technology – Open Distributed Processing – Protocol support for computational interactions.
ITU-T Rec. X.950 (08/97) Information technology – Open distributed processing – Trading function:
Specification
ITU-T Rec. X.952 (12/97) Information technology – Open distributed processing – Trading function:
Provision of trading function using OSI Directory service
 
ITU-T Rec. X.960 (02/00) To be published

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