2005-2008 ITU-T SG 13 Recommendations

F series : Non-telephone telecommunication services

F600-F699 : Data transmission services

F.600 : Service and operational principles for public data transmission service

G series : Transmission systems and media, digital systems and networks

G800-G899 : Digital networks

G800-G809 : General aspects

G.801 : Digital transmission models

G.802 : Interworking between networks based on different digital hierarchies and speech encoding laws

G860-G869 : SDH radio and satellite systems integration

G.861 : Principles and guidelines for the integration of satellite and radio systems in SDH transport networks

G8000-G8999 : Packet over Transport aspects

G8100-G8199 : MPLS over Transport aspects

G.8114/Y.1373 (draft) : Operation and maintenance mechanism for T-MPLS layer networks

I series : Integrated services digital network

I100-I199 : General structure

I110-I119 : Terminology

I.112 : Vocabulary of terms for ISDNs

I.113 : Vocabulary of terms for broadband aspects of ISDN

I.114 (draft) : Vocabulary of terms for universal personal telecommunication

I.114 : Vocabulary of terms for universal personal telecommunication

I120-I129 : Description of ISDNs

I.120 : Integrated services digital networks (ISDNs)

I.121 : Broadband aspects of ISDN

I.122 : Framework for frame mode bearer services

I130-I139 : General modelling methods

I.130 : Method for the characterization of telecommunication services supported by an ISDN and network capabilities of an ISDN

I140-I149 : Telecommunication network and service attributes

I.140 : Attribute technique for the characterization of telecommunication services supported by an ISDN and network capabilities of an ISDN

I.141 : ISDN network charging capabilities attributes

I150-I199 : General description of asynchronous transfer mode

I.150 : B-ISDN asynchronous transfer mode functional characteristics

I200-I299 : Service capabilities

I200-I209 : Scope

I.200 : Guidance to the I.200-series of Recommendations

I210-I219 : General aspects of services in ISDN

I.210 : Principles of telecommunication services supported by an ISDN and the means to describe them

I.211 : B-ISDN service aspects

I300-I399 : Overall network aspects and functions

I310-I319 : Network functional principles

I.310 : ISDN – Network functional principles

I.311 : B-ISDN general network aspects

I.312/Q.1201 : Principles of intelligent network architecture

I.313 : B-ISDN network requirements

I320-I329 : Reference models

I.320 : ISDN protocol reference model

I.321 : B-ISDN protocol reference model and its application

I.322 : Generic protocol reference model for telecommunication networks

I.324 : ISDN network architecture

I.325 : Reference configurations for ISDN connection types

I.327 : B-ISDN functional architecture

I.328/Q.1202 : Intelligent network – Service plane architecture

I.329/Q.1203 : Intelligent network – Global functional plane architecture

I330-I339 : Numbering, addressing and routing

I.330 : ISDN numbering and addressing principles

I.333 : Terminal selection in ISDN

I.334 : Principles relating ISDN numbers/sub-addresses to the OSI reference model network layer addresses

I340-I349 : Connection types

I.340 : ISDN connection types

I360-I369 : Protocol layer requirements

I.361 : B-ISDN ATM layer specification

I.363.1 : Type 1 AAL

I.363.2 : Type 2 AAL

I.363.3 : Type 3/4 AAL

I.363.5 : Type 5 AAL

I.364 : Support of the broadband connectionless data bearer service by the B-ISDN

I.365.1 : Frame relaying service specific convergence sublayer (FR-SSCS)

I.365.2 : Service-specific coordination function to provide the connection-oriented network service

I.365.3 : Service-specific coordination function to provide the connection-oriented transport service

I.365.4 : Service-specific convergence sublayer for HDLC applications

I.366.1 : Segmentation and Reassembly Service Specific Convergence Sublayer for the AAL type 2

I.366.2 : AAL type 2 service specific convergence sublayer for narrow-band services

I370-I399 : General network requirements and functions

I.370 : Congestion management for the ISDN frame relaying bearer service

I.372 : Frame relaying bearer service network-to-network interface requirements

I.373 : Network capabilities to support universal personal telecommunication (UPT)

I.375.1 : General aspects

I.375.2 : Example of multimedia retrieval service class – Video-on-demand service using an ATM-based network

I.375.3 : Example of multimedia distribution service class – Switched digital broadcasting

I.376 : ISDN network capabilities for the support of the teleaction service

I.377 : Network requirements to support charging and accounting in B-ISDN

I400-I499 : ISDN user-network interfaces

I410-I429 : Application of I-series Recommendations to ISDN user-network interfaces

I.410 : General aspects and principles relating to Recommendations on ISDN user-network interfaces

I.411 : ISDN user-network interfaces – Reference configurations

I.412 : ISDN user-network interfaces – Interface structures and access capabilities

I.413 : B-ISDN user-network interface

I.420 : Basic user-network interface

I.421 : Primary rate user-network interface

I460-I469 : Multiplexing, rate adaption and support of existing interfaces

I.460 : Multiplexing, rate adaption and support of existing interfaces

I.461/X.30 : Support of X.21, X.21 bis and X.20 bis based Data Terminal Equipments (DTEs) by an Integrated Services Digital Network (ISDN)

I.462/X.31 : Support of packet mode terminal equipment by an ISDN

I.464 : Multiplexing, rate adaption and support of existing interfaces for restricted 64 kbit/s transfer capability

I470-I489 : Aspects of ISDN affecting terminal requirements

I.470 : Relationship of terminal functions to ISDN

I.480 : 1+1 protection switching for cell-based physical layer

I500-I599 : Internetwork interfaces

I.500 : General structure of the ISDN interworking Recommendations

I.501 : Service interworking

I.510 : Definitions and general principles for ISDN interworking

I.511 : ISDN-to-ISDN layer 1 internetwork interface

I.515 : Parameter exchange for ISDN interworking

I.520 : General arrangements for network interworking between ISDNs

I.525 : Interworking between networks operating at bit rates less than 64 kbit/s with 64 kbit/s-based ISDN and B-ISDN

I.530 : Network interworking between an ISDN and a public switched telephone network (PSTN)

I.540/X.321 : General arrangements for interworking between Circuit-Switched Public Data Networks (CSPDNs) and Integrated Services Digital Networks (ISDNs) for the provision of data transmission services

I.550/X.325 : General arrangements for interworking between Packet-Switched Public Data Networks (PSPDNs) and Integrated Services Digital Networks (ISDNs) for the provision of data transmission services

I.555 : Frame Relaying Bearer Service interworking

I.570 : Public/private ISDN interworking

I.571 : Connection of VSAT based private networks to the public ISDN

I.572 : VSAT interconnection with the PSTN

I.580 : General arrangements for interworking between B-ISDN and 64 kbit/s based ISDN

I.581 : General arrangements for B-ISDN interworking

I600-I699 : Maintenance principles

I.601 : General maintenance principles of ISDN subscriber access and subscriber installation

I.610 : B-ISDN operation and maintenance principles and functions

I supplements : Supplements to the Series I Recommendations

I Suppl. 1 : Generic service descriptions for ten supplementary services defined in I.250-Series Recommendations

Q series : Switching and signalling

Q850-Q999 : Digital subscriber Signalling System No. 1

Q930-Q939 : Network layer

Q.933 : ISDN Digital Subscriber Signalling System No. 1 (DSS1) – Signalling specifications for frame mode switched and permanent virtual connection control and status monitoring

Q.933 bis : Abstract test suite – Signalling specification for frame mode basic call control conformance testing for permanent virtual connections (PVCs)

Q1200-Q1699 : Intelligent Network

Q.1201/I.312 : Principles of intelligent network architecture

Q.1202/I.328 : Intelligent network – Service plane architecture

Q.1203/I.329 : Intelligent network – Global functional plane architecture

Q3000-Q3999 : Signalling requirements and protocols for the NGN

Q3130-Q3179 : Bearer control signalling

Q.3150/Y.1416 : Use of virtual trunks for ATM/MPLS client/server control plane interworking

Q.3151/Y.1417 : ATM and frame relay/MPLS control plane interworking: Client-server

X series : Data networks, open system communications and security

X1-X19 : Services and facilities

X1-X199 : Public data networks

X.1 : International user classes of service in, and categories of access to, public data networks and Integrated Services Digital Networks (ISDNs)

X.2 : International data transmission services and optional user facilities in public data networks and ISDNs

X.3 : Packet Assembly/Disassembly facility (PAD) in a public data network

X.4 : General structure of signals of International Alphabet No. 5 code for character oriented data transmission over public data networks

X.5 : Facsimile Packet Assembly/Disassembly facility (FPAD) in a public data network

X.6 : Multicast service definition

X.7 : Technical characteristics of data transmission services

X.8 : Multi-aspect PAD (MAP) framework and service definition

X20-X49 : Interfaces

X.20 : Interface between Data Terminal Equipment (DTE) and Data Circuit-terminating Equipment (DCE) for start-stop transmission services on public data networks

X.20 bis : Use on public data networks of Data Terminal Equipment (DTE) which is designed for interfacing to asynchronous duplex V-Series modems

X.21 : Interface between Data Terminal Equipment and Data Circuit-terminating Equipment for synchronous operation on public data networks

X.21 bis : Use on public data networks of Data Terminal Equipment (DTE) which is designed for interfacing to synchronous V-Series modems

X.22 : Multiplex DTE/DCE interface for user classes 3-6

X.24 (draft) : List of definitions for interchange circuits between Data Terminal Equipment (DTE) and Data Circuit-terminating Equipment (DCE) on public data networks

X.24 : List of definitions for interchange circuits between Data Terminal Equipment (DTE) and Data Circuit-terminating Equipment (DCE) on public data networks

X.25 : 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

X.28 : 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

X.29 : 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

X.30/I.461 : Support of X.21, X.21 bis and X.20 bis based Data Terminal Equipments (DTEs) by an Integrated Services Digital Network (ISDN)

X.31/I.462 : Support of packet mode terminal equipment by an ISDN

X.32 : 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 network or an Integrated Services Digital Network or a Circuit-Switched Public Data Network

X.33 : Access to packet-switched data transmission services via frame relaying data transmission services

X.34 : Access to packet-switched data transmission services via B-ISDN

X.35 : 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

X.36 : Interface between Data Terminal Equipment (DTE) and Data Circuit-terminating Equipment (DCE) for public data networks providing frame relay data transmission service by dedicated circuit

X.37 : Encapsulation in X.25 packets of various protocols including frame relay

X.38 : 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

X.39 : 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

X.42 : Procedures and methods for accessing a public data network from a DTE operating under control of a generalized polling protocol

X.45 : 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

X.46 : Access to FRDTS via B-ISDN

X.48 : Procedures for the provision of a basic multicast service for data terminal equipments (DTEs) using Recommendation X.25

X.49 : Procedures for the provision of an extended multicast service for data terminal equipments (DTEs) using Recommendation X.25

X50-X89 : Transmission, signalling and switching

X.60 : Common channel signalling for circuit-switched data applications

X.70 : Terminal and transit control signalling system for start-stop services on international circuits between anisochronous data networks

X.71 : Decentralized terminal and transit control signalling system on international circuits between synchronous data networks

X.75 : Packet-switched signalling system between public networks providing data transmission services

X.76 : Network-to-network interface between public networks providing PVC and/or SVC frame relay data transmission service

X.77 : Interworking between PSPDNs via B-ISDN

X.78 : Interworking procedures between networks providing frame relay data transmission services via B-ISDN

X.80 : Interworking of interexchange signalling systems for circuit-switched data services

X.81 : Interworking between an ISDN circuit-switched and a circuit-switched public data network (CSPDN)

X.82 : Detailed arrangements for interworking between CSPDNs and PSPDNs based on Recommendation T.70

X.84 : Support of frame relay services over MPLS core networks

X90-X149 : Network aspects

X.92 : Hypothetical reference connections for public synchronous data networks

X.96 : Call progress signals in public data networks

X.110 : International routing principles and routing plan for Public Data Networks

X.111 : Principles for the routing of international frame relay traffic

X.115 : Definition of address translation capability in public data networks

X.116 : Address translation registration and resolution protocol

X.121 : International numbering plan for public data networks

X.123 : Mapping between escape codes and TOA/NPI for E.164/X.121 numbering plan interworking during the transition period

X.124 : Arrangements for the interworking of the E.164 and X.121 numbering plans for frame relay and ATM networks

X.125 : 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

X.130 : Call processing delays in public data networks when providing international synchronous circuit-switched data services

X.131 : Call blocking in public data networks when providing international synchronous circuit-switched data services

X.134 : Portion boundaries and packet-layer reference events: basis for defining packet-switched performance parameters

X.135 : Speed of service (delay and throughput) performance values for public data networks when providing international packet-switched services

X.136 : Accuracy and dependability performance values for public data networks when providing international packet-switched services

X.137 : Availability performance values for public data networks when providing international packet-switched services

X.138 : Measurement of performance values for public data networks when providing international packet-switched services

X.139 : Echo, drop, generator and test DTEs for measurement of performance values in public data networks when providing international packet-switched services

X.140 : General quality of service parameters for communication via public data networks

X.141 : General principles for the detection and correction of errors in public data networks

X.142 : Quality of service metrics for characterizing Frame Relay/ATM service interworking performance

X.144 : User information transfer performance parameters for public frame relay data networks

X.145 : Connection establishment and disengagement performance parameters for public Frame Relay data networks providing SVC services

X.146 : Performance objectives and quality of service classes applicable to frame relay

X.147 : Frame Relay network availability

X.148 : Procedures for the measurement of the performance of public data networks providing the international frame relay service

X.149 : Performance of IP networks when supported by public Frame Relay data networks

X150-X179 : Maintenance

X.150 : Principles of maintenance testing for public data networks using Data Terminal Equipment (DTE) and Data Circuit-terminating Equipment (DCE) test loops

X.151 : Frame Relay operations and maintenance – Principles and functions

X180-X199 : Administrative arrangements

X.180 : Administrative arrangements for international closed user groups (CUGs)

X.181 : Administrative arrangements for the provision of international permanent virtual circuits (PVCs)

X200-X299 : Open Systems Interconnection

X270-X279 : Security Protocols

X.272 : Data compression and privacy over frame relay networks

X300-X399 : Interworking between networks

X300-X349 : General

X.300 : General principles for interworking between public networks and between public networks and other networks for the provision of data transmission services

X.301 : Description of the general arrangements for call control within a subnetwork and between subnetworks for the provision of data transmission services

X.302 : Description of the general arrangements for internal network utilities within a subnetwork and intermediate utilities between subnetworks for the provision of data transmission services

X.305 : Functionalities of subnetworks relating to the support of the OSI connection-mode network service

X.320 : General arrangements for interworking between Integrated Services Digital Networks (ISDNs) for the provision of data transmission services

X.321/I.540 : General arrangements for interworking between Circuit-Switched Public Data Networks (CSPDNs) and Integrated Services Digital Networks (ISDNs) for the provision of data transmission services

X.322 : 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

X.323 : General arrangements for interworking between Packet-Switched Public Data Networks (PSPDNs)

X.324 : General arrangements for interworking between Packet-Switched Public Data Networks (PSPDNs) and public mobile systems for the provision of data transmission services

X.325/I.500 : General arrangements for interworking between Packet-Switched Public Data Networks (PSPDNs) and Integrated Services Digital Networks (ISDNs) for the provision of data transmission services

X.326 : General arrangements for interworking between Packet-Switched Public Data Networks (PSPDNs) and Common Channel Signalling Network (CCSN)

X.327 : General arrangements for interworking between Packet-Switched Public Data Networks (PSPDNs) and private data networks for the provision of data transmission services

X.328 : 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

X.329 : General arrangements for interworking between networks providing frame relay data transmission services and B-ISDN

X.340 : General arrangements for interworking between a Packet-Switched Public Data Network (PSPDN) and the international telex network

X350-X369 : Satellite data transmission systems

X.350 : General interworking requirements to be met for data transmission in international public mobile satellite systems

X.351 : 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

X.352 : Interworking between Packet-Switched Public Data Networks and public maritime mobile satellite data transmission systems

X.353 : Routing principles for interconnecting public maritime mobile satellite data transmission systems with public data networks

X.361 : Connection of VSAT systems with Packet-Switched Public Data Networks based on X.25 procedures

X370-X379 : IP-based networks

X.371/Y.1402 : General arrangements for interworking between Public Data Networks and the Internet

Y series : Global information infrastructure, Internet protocol aspects and next-generation networks

Y100-Y199 : General

Y100-Y999 : Global information infrastructure

Y.100 : General overview of the Global Information Infrastructure standards development

Y.101 : Global Information Infrastructure terminology: Terms and definitions

Y.110 : Global Information Infrastructure principles and framework architecture

Y.120 : Global Information Infrastructure scenario methodology

Y.130 : Information communication architecture

Y.140 : Global Information Infrastructure (GII): Reference points for interconnection framework

Y.140.1 : Guideline for attributes and requirements for interconnection between public telecommunication network operators and service providers involved in provision of telecommunication services

Y800-Y899 : Performances

Y.800 (draft) : Performance framework for the GII

Y1000-Y1099 : General

Y1000-Y1999 : Internet protocol aspects

Y.1001 : IP framework – A framework for convergence of telecommunications network and IP network technologies

Y1200-Y1299 : Architecture, access, network capabilities and resource management

Y.1231 : IP Access Network Architecture

Y.1241 : Support of IP-based services using IP transfer capabilities

Y.1251 : General architectural model for interworking

Y.1261 : Service requirements and architecture for voice services over Multi-Protocol Label Switching

Y.1271 : Framework(s) on network requirements and capabilities to support emergency telecommunications over evolving circuit-switched and packet-switched networks

Y.1281 : Mobile IP services over MPLS

Y.1291 : An architectural framework for support of Quality of Service in packet networks

Y.1292 : Customizable IP networks (CIP): Framework for the requirements and capabilities related to the customization of IP service networks by customers

Y1300-Y1399 : Transport

Y.1310 : Transport of IP over ATM in public networks

Y.1311 : Network-based VPNs – Generic architecture and service requirements

Y.1311.1 : Network-based IP VPN over MPLS architecture

Y.1312 : Layer 1 Virtual Private Network generic requirements and architecture elements

Y.1313 : Layer 1 Virtual Private Network service and network architectures

Y.1314 : Virtual private network functional decomposition

Y.1315 : QoS support for VPN services – Framework and characteristics

Y.1373/G.8114 (draft) : Operation and maintenance mechanism for T-MPLS layer networks

Y1400-Y1499 : Interworking

Y.1401 : Principles of interworking

Y.1402/X.371 : General arrangements for interworking between Public Data Networks and the Internet

Y.1411 : ATM-MPLS network interworking – Cell mode user plane interworking

Y.1412 : ATM-MPLS network interworking – Frame mode user plane interworking

Y.1413 : TDM-MPLS network interworking – User plane interworking

Y.1414 : Voice services – MPLS network interworking

Y.1415 : Ethernet-MPLS network interworking – User plane interworking

Y.1416/Q.3150 : Use of virtual trunks for ATM/MPLS client/server control plane interworking

Y.1417/Q.3151 : ATM and frame relay/MPLS control plane interworking: Client-server

Y.1418 : Pseudowire layer network

Y.1452 : Voice trunking over IP networks

Y.1453 : TDM-IP interworking – User plane interworking

Y.1454 : Tandem free operation (TFO) – IP network interworking – User plane interworking

Y1700-Y1799 : Operation, administration and maintenance

Y.1710 : Requirements for Operation & Maintenance functionality in MPLS networks

Y.1711 : Operation & Maintenance mechanism for MPLS networks

Y.1712 : OAM functionality for ATM-MPLS interworking

Y.1713 : Misbranching detection for MPLS networks

Y.1714 : MPLS management and OAM framework

Y.1730 : Requirements for OAM functions in Ethernet-based networks and Ethernet services

Y.1731 : OAM functions and mechanisms for Ethernet based networks

Y1900-Y1999 : Available

Y.1901 (draft) : Requirements for the support of IPTV services

Y.1910 : IPTV architecture

Y2000-Y2999 : Next Generation Networks

Y2000-Y2099 : Frameworks and functional architecture models

Y.2001 : General overview of NGN

Y.2006 : Description of capability set 1 of NGN release 1

Y.2011 : General principles and general reference model for Next Generation Networks

Y.2012 : Functional requirements and architecture of the NGN release 1

Y.2013 : Converged services framework functional requirements and architecture

Y.2014 : Network attachment control functions in next generation networks

Y.2015 (draft) : General requirements for ID/locator separation in NGN

Y.2021 : IMS for Next Generation Networks

Y.2031 : PSTN/ISDN emulation architecture

Y.2051 : General overview of IPv6-based NGN

Y.2052 : Framework of multi-homing in IPv6-based NGN

Y.2053 : Functional requirements for IPv6 migration in NGN

Y.2054 : Framework to support signalling for IPv6-based NGN

Y.2091 : Terms and definitions for Next Generation Networks

Y2100-Y2199 : Quality of Service and performance

Y.2111 (draft) : Resource and admission control functions in next generation networks

Y.2111 : Resource and admission control functions in Next Generation Networks

Y.2112 : A QoS control architecture for Ethernet-based IP access networks

Y.2113 (draft) : Ethernet QoS control for next generation networks

Y.2121 : Requirements for the support of flow-state-aware transport technology in NGN

Y.2171 : Admission control priority levels in Next Generation Networks

Y.2172 : Service restoration priority levels in Next Generation Networks

Y.2173 : Management of performance measurement for NGN

Y.2174 : Distributed RACF architecture for MPLS networks

Y.2175 (draft) : Centralized RACF architecture for MPLS core networks

Y2200-Y2249 : Service aspects: Service capabilities and service architecture

Y.2201 : NGN release 1 requirements

Y.2205 (draft) : Next Generation Networks - Emergency telecommunications - Technical considerations

Y.2211 : IMS-based real-time conversational multimedia services over NGN

Y.2212 : Requirements of managed delivery services

Y.2213 : NGN service requirements and capabilities for network aspects of applications and services using tag-based identification

Y.2232 : NGN convergence service model and scenario using web services

Y.2233 : Requirements and framework allowing accounting and charging capabilities in NGN

Y.2234 : Open service environment capabilities for NGN applications

Y.2235 (draft) : Converged web-browsing service scenarios in NGN

Y2250-Y2299 : Service aspects: Interoperability of services and networks in NGN

Y.2261 : PSTN/ISDN evolution to NGN

Y.2262 : PSTN/ISDN emulation and simulation

Y.2271 : Call server-based PSTN/ISDN emulation

Y2600-Y2699 : Available

Y.2601 : Fundamental characteristics and requirements of future packet based networks

Y.2611 : High-level architecture of future packet-based networks

Y.2612 (draft) : Generic requirements and framework of FPBN addressing, routing and forwarding

Y2700-Y2799 : Security

Y.2701 : Security requirements for NGN release 1

Y.2702 (draft) : NGN authentication and authorization requirements

Y.2703 (draft) : The application of AAA service in NGN

Y.2720 (draft) : NGN identity management framework

Y2800-Y2899 : Generalized mobility

Y.2807 (draft) : MPLS-based mobility capabilities for NGN services

Y2900-Y2999 : Available

Y.2901 : The carrier grade open environment reference model

Y.2902 : Carrier grade open environment components

Y supplements : Supplements to the Y-series Recommendations

Y Suppl. 1 : ITU-T Y.2000 series – Supplement on NGN release 1 scope

Y Suppl. 2 : ITU-T Y.2012 – Supplement on session/border control (S/BC) functions

Y Suppl. 3 : ITU-T Y.2000 series – Supplement on service scenarios for convergence services in a multiple network and application service provider environment

Y Suppl. 4 : ITU-T Y.1300 series – Supplement on transport requirements for T-MPLS OAM and considerations for the application of IETF MPLS technology

Y Suppl. 5 : ITU-T Y.1900 series – Supplement on IPTV service use cases

Y Suppl.6 : ITU-T Y.2000 series – Supplement on the use of DSL based systems in next generation networks

Y Suppl.7 : ITU-T Y.2000 series – Supplement on NGN release 2 scope