 | 2005-2008 ITU-T SG 17 Recommendations |
|  | E series : Overall network operation, telephone service, service operation and human factors |
| | | E100-E229 : International operation |
| | | | E104-E119 : General provisions concerning Administrations |
| | | |  | E.104 : International telephone directory assistance service and public access |
| | | | | E.115 : Computerized directory assistance |
| | | E400-E489 : Network management |
| | | | E405-E419 : International network management |
| | | | | E.409 : Incident organization and security incident handling: Guidelines for telecommunication organizations |
| | F series : Non-telephone telecommunication services |
| | | F1-F109 : Telegraph service |
| | | | F59-F89 : The international telex service |
| | | | | F.85/F.421 : Message handling services: Intercommunication between the IPM service and the telex service |
| | | F400-F499 : Message handling services |
| | | | | F.400/X.400 : Message handling system and service overview |
| | | | | F.401 : Message handling services: Naming and addressing for public message handling services |
| | | | | F.410 : Message handling services: The public message transfer service |
| | | | | F.415 : Message handling services: Intercommunication with public physical delivery services |
| | | | | F.420 : Message handling services: The public interpersonal messaging service |
| | | | | F.421/F.85 : Message handling services: Intercommunication between the IPM service and the telex service |
| | | | | F.423 : Message handling services: Intercommunication between the interpersonal messaging service and the telefax service |
| | | | | F.435 : Message handling services: Electronic Data Interchange messaging service |
| | | | | F.440 : Message handling services: The voice messaging service |
| | | | | F.471 : Operational requirements for the interconnection of voice-mail store-and-forward units |
| | | | | F.472 : Service and operational requirements of the voice-mail store-and-forward service |
| | | F500-F549 : Directory services |
| | | | | F.500 : International public directory services |
| | | | | F.510 : Automated directory assistance White pages service definition |
| | | | | F.515 : Unified Directory specification |
| | X series : Data networks, open system communications and security |
| | | X200-X299 : Open Systems Interconnection |
| | | | X200-X209 : Model and notation |
| | | | | X.200 : Information technology Open Systems Interconnection Basic Reference Model: The basic model |
| | | | | X.207 : Information technology Open Systems Interconnection Application layer structure |
| | | | X210-X219 : Service definitions |
| | | | | X.210 : Information technology Open Systems Interconnection Basic Reference Model: Conventions for the definition of OSI services |
| | | | | X.211 : Information technology Open Systems Interconnection Physical service definition |
| | | | | X.212 : Information technology Open Systems Interconnection Data Link service definition |
| | | | | X.213 : Information technology Open Systems Interconnection Network service definition |
| | | | | X.214 : Information technology Open Systems Interconnection -Transport service definition |
| | | | | X.215 : Information technology Open Systems Interconnection Session service definition |
| | | | | X.216 : Information technology Open Systems Interconnection Presentation service definition |
| | | |  | X.217 (draft) : Information technology Open Systems Interconnection Service definition for the association control service element |
| | | | | X.217 : Information technology Open Systems Interconnection Service definition for the Association Control Service Element |
| | | | | X.217 bis : Information technology Open Systems Interconnection Service definition for the Application Service Object Association Control Service Element |
| | | | | X.218 : Reliable Transfer: Model and service definition |
| | | | | X.219 : Remote Operations: Model, notation and service definition |
| | | | X220-X229 : Connection-mode protocol specifications |
| | | | | X.220 : Use of X.200-Series protocols in CCITT applications |
| | | | | X.222 : Use of X.25 LAPB-compatible Data Link procedures to provide the OSI connection-mode Data Link service |
| | | | | X.223 : Use of X.25 to provide the OSI connection-mode Network service for ITU-T applications |
| | | | | X.224 : Information technology Open Systems Interconnection Protocol for providing the connection-mode transport service |
| | | | | X.225 : Information technology Open Systems Interconnection Connection-oriented Session protocol: Protocol specification |
| | | | | X.226 : Information technology Open Systems Interconnection Connection-oriented Presentation protocol: Protocol specification |
| | | | | X.227 (draft) : Information technology Open Systems Interconnection Connection-oriented protocol for the association control service element: Protocol specification |
| | | | | X.227 : Information technology Open Systems Interconnection Connection-oriented protocol for the Association Control Service Element: Protocol specification |
| | | | | X.227 bis : Information technology Open Systems Interconnection Connection-mode protocol for the Application Service Object Association Control Service Element |
| | | | | X.228 : Reliable Transfer: Protocol specification |
| | | | | X.229 : Remote Operations: Protocol specification |
| | | | X230-X239 : Connectionless-mode protocol specifications |
| | | | | X.233 : Information technology Protocol for providing the connectionless-mode network service: Protocol specification |
| | | | | X.234 : Information technology Protocol for providing the OSI connectionless-mode transport service |
| | | | | X.235 : Information technology Open Systems Interconnection Connectionless Session protocol: Protocol specification |
| | | | | X.236 : Information technology Open Systems Interconnection Connectionless Presentation protocol: Protocol specification |
| | | | | X.237 (draft) : Information technology Open Systems Interconnection Connectionless protocol for the association control service element: Protocol specification |
| | | | | X.237 : Information technology Open Systems Interconnection Connectionless protocol for the Association Control Service Element: Protocol specification |
| | | | | X.237 bis : Information technology Open Systems Interconnection Connectionless protocol for the Application Service Object Association Control Service Element |
| | | | X240-X259 : PICS proformas |
| | | | | X.245 : Information technology Open Systems Interconnection Connection-oriented Session protocol: Protocol Implementation Conformance Statement (PICS) proforma |
| | | | | X.246 : Information technology Open Systems Interconnection Connection-oriented Presentation protocol: Protocol Implementation Conformance Statement (PICS) proforma |
| | | | | X.247 : Information technology Open Systems Interconnection Protocol specification for the Association Control Service Element: Protocol Implementation Conformance Statement (PICS) proforma |
| | | | | X.248 : Information technology Open Systems Interconnection Reliable Transfer: Protocol Implementation Conformance Statement (PICS) proforma |
| | | | | X.249 : Information technology Open Systems Interconnection Remote Operations: Protocol Implementation Conformance Statement (PICS) proforma |
| | | | | X.255 : Information technology Open Systems Interconnection Connectionless Session protocol: Protocol Implementation Conformance Statement (PICS) proforma |
| | | | | X.256 : Information technology Open Systems Interconnection Connectionless Presentation protocol: Protocol Implementation Conformance Statement (PICS) proforma |
| | | | | X.257 : Information technology Open Systems Interconnection Connectionless protocol for the Association Control Service Element: Protocol Implementation Conformance Statement (PICS) proforma |
| | | | X260-X269 : Protocol Identification |
| | | | | X.260 : Information technology Framework for protocol identification and encapsulation |
| | | | | X.263 : Information technology Protocol identification in the Network Layer |
| | | | | X.264 : Transport protocol identification mechanism |
| | | | X270-X279 : Security Protocols |
| | | | | X.273 : Information technology Open Systems Interconnection Network layer security protocol |
| | | | | X.274 : Information technology Telecommunication and information exchange between systems Transport layer security protocol |
| | | | X280-X289 : Layer Managed Objects |
| | | | | X.281 : Information technology Elements of management information related to the OSI Physical Layer |
| | | | | X.282 : Elements of management information related to the OSI Data Link layer |
| | | | | X.283 : Information technology Elements of management information related to the OSI Network layer |
| | | | | X.284 : Information technology Elements of management information related to the OSI Transport layer |
| | | | | X.287 : Information technology Open Systems Interconnection Structure of management information: Managed objects for supporting upper layers |
| | | | X290-X299 : Conformance testing |
| | | | | X.290 : OSI conformance testing methodology and framework for protocol Recommendations for ITU-T applications General concepts |
| | | | | X.291 : OSI conformance testing methodology and framework for protocol Recommendations for ITU-T applications Abstract test suite specification |
| | | | | X.292 : OSI conformance testing methodology and framework for protocol Recommendations for ITU-T applications The Tree and Tabular Combined Notation (TTCN) |
| | | | | X.293 : OSI conformance testing methodology and framework for protocol Recommendations for ITU-T applications Test realization |
| | | | | X.294 : OSI conformance testing methodology and framework for protocol Recommendations for ITU-T applications Requirements on test laboratories and clients for the conformance assessment process |
| | | | | X.295 : OSI conformance testing methodology and framework for protocol Recommendations for ITU-T applications Protocol profile test specification |
| | | | | X.296 : OSI conformance testing methodology and framework for protocol Recommendations for ITU-T applications Implementation conformance statements |
| | | X400-X499 : Message Handling Systems |
| | | | | X.400/F.400 : Message handling system and service overview |
| | | | | X.402 : Information technology Message Handling Systems (MHS): Overall architecture |
| | | | | X.404 : Information technology Message Handling Systems (MHS): MHS routing Guide for messaging systems managers |
| | | | | X.408 : Message handling systems: Encoded information type conversion rules |
| | | | | X.411 : Information technology Message Handling Systems (MHS): Message Transfer System: Abstract Service Definition and Procedures |
| | | | | X.412 : Information technology Message Handling Systems (MHS): MHS routing |
| | | | | X.413 : Information technology Message Handling Systems (MHS): Message store Abstract service definition |
| | | | | X.419 : Information technology Message Handling Systems (MHS): Protocol Specifications |
| | | | | X.420 : Information technology Message Handling Systems (MHS): Interpersonal Messaging System |
| | | | | X.421 : Message handling systems: COMFAX use of MHS |
| | | | | X.435 : Information technology Message Handling Systems (MHS): Electronic data interchange messaging system |
| | | | | X.440 : Message handling systems: Voice messaging system |
| | | | | X.445 : Asynchronous protocol specification Provision of OSI connection mode network service over the telephone network |
| | | | | X.446 : Common messaging call API |
| | | | | X.460 : Information technology Message Handling Systems (MHS) Management: Model and architecture |
| | | | | X.462 : Information technology Message Handling Systems (MHS) Management: Logging information |
| | | | | X.467 : Information technology Message Handling Systems (MHS) Management: Message Transfer Agent management |
| | | | | X.481 : Message handling systems P2 protocol PICS proforma |
| | | | | X.482 : Message handling systems P1 Protocol PICS proforma |
| | | | | X.483 : Message handling systems P3 Protocol PICS proforma |
| | | | | X.484 : Message handling systems P7 protocol PICS proforma |
| | | | | X.485 : Message handling systems: Voice messaging system Protocol Implementation Conformance Statement (PICS) proforma |
| | | | | X.486 : Message handling systems Pedi protocol PICS proforma |
| | | | | X.487 : Message handling systems IPM-MS attributes PICS proforma |
| | | | | X.488 : Message handling systems EDI-MS attributes PICS proforma |
| | | X500-X599 : Directory |
| | | | | X.500 : Information technology Open Systems Interconnection The Directory: Overview of concepts, models and services |
| | | | | X.501 : Information technology Open Systems Interconnection The Directory: Models |
| | | | | X.509 : Information technology Open Systems Interconnection The Directory: Public-key and attribute certificate frameworks |
| | | | | X.511 : Information technology Open Systems Interconnection The Directory: Abstract service definition |
| | | | | X.518 : Information technology Open Systems Interconnection The Directory: Procedures for distributed operation |
| | | | | X.519 : Information technology Open Systems Interconnection The Directory: Protocol specifications |
| | | | | X.520 : Information technology Open Systems Interconnection The Directory: Selected attribute types |
| | | | | X.521 : Information technology Open Systems Interconnection The Directory: Selected object classes |
| | | | | X.525 : Information technology Open Systems Interconnection The Directory: Replication |
| | | | | X.530 : Information technology Open Systems Interconnection The Directory: Use of systems management for administration of the Directory |
| | | X600-X699 : OSI networking and system aspects |
| | | | X600-X629 : Networking |
| | | | | X.601 : Multi-peer communications framework |
| | | | | X.602 : Information technology Group management protocol |
| | | | | X.603 : Information technology Relayed multicast protocol: Framework |
| | | | | X.603.1 : Information technology Relayed multicast protocol: Specification for simplex group applications |
| | | | | X.605 : Information technology Enhanced Communications Transport Service definition |
| | | | | X.606 : Information technology Enhanced Communications Transport Protocol: Specification of simplex multicast transport |
| | | | | X.606.1 : Information technology Enhanced Communications Transport Protocol: Specification of QoS management for simplex multicast transport |
| | | | | X.607 : Information technology Enhanced communications transport protocol: Specification of duplex multicast transport |
| | | | | X.608 : Information technology Enhanced communications transport protocol: Specification of N-plex multicast transport |
| | | | | X.610 : Provision and support of the OSI connection-mode Network service |
| | | | | 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) |
| | | | | 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 |
| | | | | X.614 : Information technology Use of X.25 Packet Layer Protocol to provide the OSI connection-mode Network service over the telephone network |
| | | | | X.622 : Information technology Protocol for providing the connectionless-mode Network service: Provision of the underlying service by an X.25 Subnetwork |
| | | | | X.623 : 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 |
| | | | | X.625 : Information technology Protocol for providing the connectionless-mode Network service: Provision of the underlying service by ISDN circuit-switched B-channels |
| | | | X630-X639 : Efficiency |
| | | | | X.630 : Efficient Open Systems Interconnection (OSI) operations |
| | | | | X.633 : Information technology Open Systems Interconnection Network Fast Byte Protocol |
| | | | | X.634 : Information technology Open Systems Interconnection Transport Fast Byte Protocol |
| | | | | X.637 : Basic connection-oriented common upper layer requirements |
| | | | | X.638 : Minimal OSI facilities to support basic communications applications |
| | | | | X.639 : Basic connection-oriented requirements for ROSE-based profiles |
| | | | X640-X649 : Quality of service |
| | | | | X.641 : Information technology Quality of service: framework |
| | | | | X.642 : Information technology Quality of service Guide to methods and mechanisms |
| | | | X650-X679 : Naming, Addressing and Registration |
| | | | | X.650 : Information technology Open Systems Interconnection Basic Reference Model: Naming and addressing |
| | | | | X.660 : Information technology Open Systems Interconnection Procedures for the operation of OSI Registration Authorities: General procedures and top arcs of the International Object Identifier tree |
| | | | | X.662 : Information technology Open Systems Interconnection Procedures for the operation of OSI Registration Authorities: Registration of object identifier arcs beneath the top-level arc jointly administered by ISO and ITU-T |
| | | | | X.665 : Information technology Open Systems Interconnection Procedures for the operation of OSI Registration Authorities: Registration of application processes and application entities |
| | | | | X.666 : Information technology Open Systems Interconnection Procedures for the operation of OSI Registration Authorities: Joint ISO and ITU-T registration of international organizations |
| | | | | X.667 : Information technology Open Systems Interconnection Procedures for the operation of OSI Registration Authorities: Generation and registration of Universally Unique Identifiers (UUIDs) and their use as ASN.1 object identifier components |
| | | | | X.668 : Information technology Open Systems Interconnection Procedures for the operation of OSI Registration Authorities: Registration of object identifier arcs for applications and services using tag-based identification |
| | | | | X.669 : Procedures for ITU-T registration of identified organizations |
| | | | | X.670 : Use of registration agents to register names subordinate to country names in the X.660 RH-name-tree |
| | | | | X.671 : Procedures for a Registration Authority operating on behalf of countries to register organization names subordinate to country names in the X.660 RH-name-tree |
| | | | X680-X699 : Abstract Syntax Notation One (ASN.1) |
| | | | | X.680 : Information technology Abstract Syntax Notation One (ASN.1): Specification of basic notation |
| | | | | X.681 : Information technology Abstract Syntax Notation One (ASN.1): Information object specification |
| | | | | X.682 : Information technology Abstract Syntax Notation One (ASN.1): Constraint specification |
| | | | | X.683 : Information technology Abstract Syntax Notation One (ASN.1): Parameterization of ASN.1 specifications |
| | | | | X.690 : Information technology ASN.1 encoding rules: Specification of Basic Encoding Rules (BER), Canonical Encoding Rules (CER) and Distinguished Encoding Rules (DER) |
| | | | | X.691 : Information technology ASN.1 encoding rules: Specification of Packed Encoding Rules (PER) |
| | | | | X.692 : Information technology ASN.1 encoding rules: Specification of Encoding Control Notation (ECN) |
| | | | | X.693 : Information technology ASN.1 encoding rules: XML Encoding Rules (XER) |
| | | | | X.694 : Information technology ASN.1 encoding rules: Mapping W3C XML schema definitions into ASN.1 |
| | | | | X.695 : Information technology ASN.1 encoding rules: Registration and application of PER encoding instructions |
| | | X800-X849 : Security |
| | | | | X.800 : Security architecture for Open Systems Interconnection for CCITT applications |
| | | | | X.802 : Information technology Lower layers security model |
| | | | | X.803 : Information technology Open Systems Interconnection Upper layers security model |
| | | | | X.805 : Security architecture for systems providing end-to-end communications |
| | | | | X.810 : Information technology Open Systems Interconnection Security frameworks for open systems: Overview |
| | | | | X.811 : Information technology Open Systems Interconnection Security frameworks for open systems: Authentication framework |
| | | | | X.812 : Information technology Open Systems Interconnection Security frameworks for open systems: Access control framework |
| | | | | X.813 : Information technology Open Systems Interconnection Security frameworks for open systems: Non-repudiation framework |
| | | | | X.814 : Information technology Open Systems Interconnection Security frameworks for open systems: Confidentiality framework |
| | | | | X.815 : Information technology Open Systems Interconnection Security frameworks for open systems: Integrity framework |
| | | | | X.816 : Information technology Open Systems Interconnection Security frameworks for open systems: Security audit and alarms framework |
| | | | | X.830 : Information technology Open Systems Interconnection Generic upper layers security: Overview, models and notation |
| | | | | X.831 : Information technology Open Systems Interconnection Generic upper layers security: Security Exchange Service Element (SESE) service definition |
| | | | | X.832 : Information technology Open Systems Interconnection Generic upper layers security: Security Exchange Service Element (SESE) protocol specification |
| | | | | X.833 : Information technology Open Systems Interconnection Generic upper layers security: Protecting transfer syntax specification |
| | | | | X.834 : Information technology Open Systems Interconnection Generic Upper Layers Security: Security Exchange Service Element (SESE) Protocol Implementation Conformance Statement (PICS) proforma |
| | | | | X.835 : Information technology Open Systems Interconnection Generic Upper Layers Security: Protecting transfer syntax Protocol Implementation Conformance Statement (PICS) proforma |
| | | | | X.841 : Information technology Security techniques Security information objects for access control |
| | | | | X.842 : Information technology Security techniques Guidelines for the use and management of trusted third party services |
| | | | | X.843 : Information technology Security techniques Specification of TTP services to support the application of digital signatures |
| | | X850-X899 : OSI applications |
| | | | X850-X859 : Commitment, Concurrency and Recovery |
| | | | | X.851 : Information technology Open Systems Interconnection Service definition for the Commitment, Concurrency and Recovery service element |
| | | | | X.852 : Information technology Open Systems Interconnection Protocol for the Commitment, Concurrency and Recovery service element: Protocol specification |
| | | | | X.853 : Information technology Open Systems Interconnection Protocol for the Commitment, Concurrency and Recovery service element: Protocol Implementation Conformance Statement (PICS) proforma |
| | | | X860-X879 : Transaction processing |
| | | | | X.860 : Open Systems Interconnection Distributed Transaction Processing: Model |
| | | | | X.861 : Open Systems Interconnection Distributed Transaction Processing: Service definition |
| | | | | X.862 : Open Systems Interconnection Distributed Transaction Processing: Protocol specification |
| | | | | X.863 : Information technology Open Systems Interconnection Distributed Transaction Processing: Protocol Implementation Conformance Statement (PICS) proforma |
| | | | X880-X889 : Remote operations |
| | | | | X.880 : Information technology Remote Operations: Concepts, model and notation |
| | | | | X.881 : Information technology Remote Operations: OSI realizations Remote Operations Service Element (ROSE) service definition |
| | | | | X.882 : Information technology Remote Operations: OSI realizations Remote Operations Service Element (ROSE) protocol specification |
| | | | X890-X899 : Generic applications of ASN.1 |
| | | | | X.891 : Information technology Generic applications of ASN.1: Fast infoset |
| | | | | X.892 : Information technology Generic applications of ASN.1: Fast Web Services |
| | | | | X.893 : Information technology Generic applications of ASN.1: Fast infoset security |
| | | X900-X999 : Open distributed processing |
| | | | | X.901 : Information technology Open Distributed Processing Reference Model: Overview |
| | | | | X.902 : Information technology Open Distributed Processing Reference Model: Foundations |
| | | | | X.903 : Information technology Open Distributed Processing Reference Model: Architecture |
| | | | | X.904 : Information technology Open Distributed Processing Reference Model: Architectural Semantics |
| | | | | X.906 : Information technology Open distributed processing Use of UML for ODP system specifications |
| | | | | X.910 : Information technology Open Distributed Processing Naming framework |
| | | | | X.911 : Information technology Open distributed processing Reference model Enterprise language |
| | | | | X.920 : Information technology Open Distributed Processing Interface Definition Language |
| | | | | X.930 : Information technology Open Distributed Processing Interface references and binding |
| | | | | X.931 : Information technology Open Distributed Processing Protocol support for computational interactions |
| | | | | X.950 : Information technology Open Distributed Processing Trading Function: Specification |
| | | | | X.952 : Information technology Open Distributed Processing Trading function: Provision of trading function using OSI Directory service |
| | | | | X.960 : Information technology Open Distributed Processing Type repository function |
| | | X1000-X1999 : Telecommunication security |
| | | | | X.1031 : Roles of end users and telecommunications networks within security architecture |
| | | | | X.1034 : Guidelines on extensible authentication protocol based authentication and key management in a data communication network |
| | | | | X.1035 : Password-authenticated key exchange (PAK) protocol |
| | | | | X.1036 : Framework for creation, storage, distribution and enforcement of policies for network security |
| | | | | X.1051 : Information technology Security techniques Information security management guidelines for telecommunications organizations based on ISO/IEC 27002 |
| | | | | X.1081 : The telebiometric multimodal model A framework for the specification of security and safety aspects of telebiometrics |
| | | | | X.1082 : Telebiometrics related to human physiology |
| | | | | X.1083 : Information technology Biometrics BioAPI interworking protocol |
| | | | | X.1084 : Telebiometrics system mechanism - Part 1: General biometric authentication protocol and system model profiles for telecommunications systems |
| | | | | X.1088 : Telebiometrics digital key framework (TDK) - A framework for biometric digital key generation and protection |
| | | | | X.1089 : Telebiometrics authentication infrastructure (TAI) |
| | | | | X.1111 : Framework of security technologies for home network |
| | | | | X.1112 : Device certificate profile for the home network |
| | | | | X.1113 : Guideline on user authentication mechanisms for home network services |
| | | | | X.1121 : Framework of security technologies for mobile end-to-end data communications |
| | | | | X.1122 : Guideline for implementing secure mobile systems based on PKI |
| | | | | X.1123 : Differentiated security service for secure mobile end-to-end data communication |
| | | | | X.1124 : Authentication architecture for mobile end-to-end data communication |
| | | | | X.1125 : Correlative Reacting System in mobile data communication |
| | | | | X.1141 : Security Assertion Markup Language (SAML 2.0) |
| | | | | X.1142 : eXtensible Access Control Markup Language (XACML 2.0) |
| | | | | X.1143 : Security architecture for message security in mobile web services |
| | | | | X.1151 : Guideline on secure password-based authentication protocol with key exchange |
| | | | | X.1152 : Secure end-to-end data communication techniques using trusted third party services |
| | | | | X.1161 : Framework for secure peer-to-peer communications |
| | | | | X.1162 : Security architecture and operations for peer-to-peer network |
| | | | | X.1171 (draft) : Framework for protection of personally identifiable information in networked ID services |
| | | | | X.1205 : Overview of cybersecurity |
| | | | | X.1206 : A vendor-neutral framework for automatic notification of security related information and dissemination of updates |
| | | | | X.1207 : Guidelines for telecommunication service providers for addressing the risk of spyware and potentially unwanted software |
| | | | | X.1231 : Technical strategies for countering spam |
| | | | | X.1240 : Technologies involved in countering e-mail spam |
| | | | | X.1241 : Technical framework for countering e-mail spam |
| | | | | X.1244 (draft) : Overall aspects of IP multimedia application spam |
| | | | | X.1250 (draft) : Requirements for global identity management trust and interoperability |
| | | | | X.1303 : Common alerting protocol (CAP 1.1) |
| | | X supplements : Supplements to the Series X Recommendations |
| | | | | X Suppl. 2 : ITU-T X.800-X.849 series Supplement on security baseline for network operators |
| | | | | X Suppl. 3 : Supplement to ITU-T X.800-X.849 series - Supplement on guidelines for implementing system and network security |
| | Z series : Languages and general software aspects for telecommunication systems |
| | | | Z100-Z109 : Specification and Description Language (SDL) |
| | | Z100-Z199 : Formal description techniques (FDT) |
| | | | | Z.100 : Specification and Description Language (SDL) |
| | | | | Z.104 : Encoding of SDL data |
| | | | | Z.105 : SDL combined with ASN.1 modules (SDL/ASN.1) |
| | | | | Z.106 : Common interchange format for SDL |
| | | | | Z.109 : SDL-2000 combined with UML |
| | | | Z110-Z119 : Application of formal description techniques |
| | | | | Z.110 : Criteria for use of formal description techniques by ITU-T |
| | | | | Z.119 : Guidelines for UML profile design |
| | | | Z120-Z129 : Message Sequence Chart (MSC) |
| | | | | Z.120 : Message Sequence Chart (MSC) |
| | | | | Z.121 : Specification and Description Language (SDL) data binding to Message Sequence Charts (MSC) |
| | | | Z130-Z139 : Extended Object Definition Language (eODL) |
| | | | Z150-Z159 : User Requirements Notation (URN) |
| | | | | Z.150 : User Requirements Notation (URN) Language requirements and framework |
| | | | Z160-Z179 : Testing and Test Control Notation (TTCN) |
| | | | | Z.161 : Testing and Test Control Notation version 3: TTCN-3 core language |
| | | | | Z.162 : Testing and Test Control Notation version 3: TTCN-3 tabular presentation format (TFT) |
| | | | | Z.163 : Testing and Test Control Notation version 3: TTCN-3 graphical presentation format (GFT) |
| | | | | Z.164 : Testing and Test Control Notation version 3: TTCN-3 operational semantics |
| | | | | Z.165 : Testing and Test Control Notation version 3: TTCN-3 runtime interface (TRI) |
| | | | | Z.166 : Testing and Test Control Notation version 3: TTCN-3 control interface (TCI) |
| | | | | Z.167 : Testing and Test Control Notation version 3: Using ASN.1 with TTCN-3 |
| | | | | Z.168 : Testing and Test Control Notation version 3: TTCN-3 mapping from CORBA IDL |
| | | | | Z.170 : The Testing and Test Control Notation version 3: TTCN-3 documentation comment specification |
| | | | Z200-Z209 : CHILL: The ITU-T high level language |
| | | Z200-Z299 : Programming languages |
| | | | | Z.200 : CHILL The ITU-T Programming Language |
| | | | Z400-Z409 : Quality of telecommunication software |
| | | Z400-Z499 : Quality |
| | | | | Z.400 : Structure and format of quality manuals for telecommunications software |
| | | | Z450-Z459 : Quality aspects of protocol-related Recommendations |
| | | | | Z.450 : Quality aspects of protocol-related Recommendations |
| | | | Z500-Z519 : Methods for validation and testing |
| | | Z500-Z599 : Methods |
| | | | | Z.500 : Framework on formal methods in conformance testing |
| | | Z600-Z699 : Middleware |
| | | | Z600-Z609 : Processing environment architectures |
| | | | | Z.600 : Distributed processing environment architecture |
| | | | | Z.601 : Data architecture of one software system |
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