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G.971

General features of optical fibre submarine cable systems  

G.872

Architecture of the optical transport network  

G.709.1

Flexible OTN short-reach interfaces  

G.709.3

Flexible OTN long-reach interfaces  

G.9802.2

Wavelength division multiplexed passive optical networks (WDM PON): physical media dependent (PMD) layer and transmission convergence (TC) layer specifications  

G.1092

Taxonomy of telemeetings from a quality of experience perspective  

G.100

[Withdrawn] Definitions used in Recommendations on general characteristics of international telephone connections and circuits  

G.100.1

The use of the decibel and of relative levels in speechband telecommunications  

G.101

The transmission plan  

G.102

Transmission performance objectives and Recommendations  

G.103

Hypothetical reference connections  

G.105

Hypothetical reference connection for crosstalk studies  

G.107

The E-model: a computational model for use in transmission planning  

G.107.1

Wideband E-model  

G.107.2

Fullband E-model  

G.108

Application of the E-model: A planning guide  
Covering note, November 2000: Erratum

G.108.1

Guidance for assessing conversational speech transmission quality effects not covered by the E-model  

G.108.2

Transmission planning aspects of echo cancellers  

G.109

Definition of categories of speech transmission quality  

G.111

Loudness ratings (LRs) in an international connection  

G.113

Transmission impairments due to speech processing  

G.114

One-way transmission time  

G.Imp114

G.114 Implementors' Guide  

G.115

Mean active speech level for announcement and speech synthesis systems  

G.116

Transmission performance objectives applicable to end-to-end international connections  

G.117

Transmission aspects of unbalance about earth  

G.120

Transmission characteristics of national networks  

G.121

Loudness ratings (LRs) of national systems  

G.122

Influence of national systems on stability and talker echo in international connections  

G.123

[Withdrawn] Circuit noise in national networks  
The content of this Recommendation is now covered by ITU-T G.120

G.125

[Withdrawn] Characteristics of national circuits on carrier systems  
The content of this Recommendation is now covered by ITU-T G.120

G.126

Listener echo in telephone networks  

G.131

Talker echo and its control  

G.132

[Withdrawn] Attenuation distortion  
The content of this Recommendation is now covered by ITU-T G.120

G.133

[Withdrawn] Group-delay distortion  
The content of this Recommendation is now covered by ITU-T G.120

G.134

[Withdrawn] Linear crosstalk  
The content of this Recommendation is now covered by ITU-T G.120

G.135

[Withdrawn] Error on the reconstituted frequency  
The content of this Recommendation is now covered by ITU-T G.120

G.136

Application rules for Automatic Level Control Devices  
Covering note, May 2000: Erratum

G.141

[Withdrawn] Attenuation distortion  
The content of this Recommendation is now covered by ITU-T G.120

G.142

Transmission characteristics of exchanges  

G.143

[Withdrawn] Circuit noise and the use of compandors  
Deleted because it deals with compandor transmission aspects, which use is no more recommended in networks

G.151

[Withdrawn] General performance objectives applicable to all modern international circuits and national extension circuits  
The content of this Recommendation is now covered by ITU-T G.120

G.152

[Withdrawn] Characteristics appropriate to long-distance circuits of a length not exceeding 2500 km  
The content of this Recommendation is now covered by ITU-T G.120

G.153

[Withdrawn] Characteristics appropriate to international circuits more than 2500 km in length  
The content of this Recommendation is now covered by ITU-T G.120

G.160

Voice enhancement devices  

G.161

Interaction aspects of signal processing network equipment  

G.161.1

Do-no-harm testing  

G.162

[Withdrawn] Characteristics of compandors for telephony  
Deleted because it deals with compandor transmission aspects, which use is no more recommended in networks

G.163

[Withdrawn] Call concentrating systems  
Deleted after its content became technically out of date

G.164

Echo suppressors  

G.165

Echo cancellers  

G.166

[Withdrawn] Characteristics of syllabic compandors for telephony on high capacity long distance systems  
Deleted because it deals with compandor transmission aspects, which use is no more recommended in networks

G.167

[Withdrawn] Acoustic echo controllers  

G.168

Digital network echo cancellers  

G.Imp168

Implementors' Guide for ITU-T Recommendation G.168  

G.169

Automatic level control devices  

G.171

[Withdrawn] Transmission plan aspects of privately operated networks  
Deleted because it refers to obsolete Recommendations. For guidance on transmission planning or on private/public network interconnection, refer to ITU-T G.175 and G.108

G.172

Transmission plan aspects of international conference calls  

G.173

Transmission planning aspects of the speech service in digital public land mobile networks  

G.174

Transmission performance objectives for terrestrial digital wireless systems using portable terminals to access the PSTN  

G.175

Transmission planning for private/public network interconnection of voice traffic  

G.176

Planning guidelines for the integration of ATM technology into networks supporting voiceband services  

G.177

Transmission planning for voiceband services over hybrid Internet/PSTN connections  

G.180

Characteristics of N + M type direct transmission restoration systems for use on digital and analogue sections, links or equipment  

G.181

Characteristics of 1 + 1 type restoration systems for use on digital transmission links  

G.191

Software tools for speech and audio coding standardization  

G.192

A common digital parallel interface for speech standardization activities  

G.211

Make-up of a carrier link  

G.212

Hypothetical reference circuits for analogue systems  

G.213

Interconnection of systems in a main repeater station  

G.214

Line stability of cable systems  

G.215

Hypothetical reference circuit of 5000 km for analogue systems  

G.221

Overall recommendations relating to carrier-transmission systems  

G.222

Noise objectives for design of carrier-transmission systems of 2500 km  

G.223

Assumptions for the calculation of noise on hypothetical reference circuits for telephony  

G.224

Maximum permissible value for the absolute power level (power referred to one milliwatt) of a signalling pulse  
This Recommendation was formerly also included in Q series under number Q.16

G.225

Recommendations relating to the accuracy of carrier frequencies  

G.226

Noise on a real link  

G.227

Conventional telephone signal  

G.228

Measurement of circuit noise in cable systems using a uniform-spectrum random noise loading  

G.229

Unwanted modulation and phase jitter  

G.230

Measuring methods for noise produced by modulating equipment and through-connection filters  

G.231

Arrangement of carrier equipment  

G.232

12-channel terminal equipments  

G.233

Recommendations concerning translating equipments  

G.234

[Withdrawn] 8-channel terminal equipments  
Deleted after its content became technically out of date

G.235

[Withdrawn] 16-channel terminal equipments  
Deleted after its content became technically out of date

G.241

Pilots on groups, supergroups, etc.  

G.242

Through-connection of groups, supergroups, etc.  

G.243

Protection of pilots and additional measuring frequencies at points where there is a through-connection  

G.311

[Withdrawn] General characteristics of systems providing 12 carrier telephone circuits on an open-wire pair  
Deleted after its content became technically out of date

G.312

[Withdrawn] Intermediate repeaters for open-wire carrier systems conforming to Recommendation G.311  
Deleted after its content became technically out of date

G.313

[Withdrawn] Open-wire lines for use with 12-channel carrier systems  
Deleted after its content became technically out of date

G.314

[Withdrawn] General characteristics of systems providing eight carrier telephone circuits on an open-wire pair  
Deleted after its content became technically out of date

G.322

General characteristics recommended for systems on symmetric pair cables  

G.323

[Withdrawn] A typical transistorized system on symmetric cable pairs  
Deleted after its content became technically out of date

G.324

[Withdrawn] General characteristics for valve-type systems on symmetric cable pairs  
Deleted after its content became technically out of date

G.325

General characteristics recommended for systems providing 12 telephone carrier circuits on a symmetric cable pair [(12 + 12) systems]  

G.326

[Withdrawn] Typical systems on symmetric cable pairs [(12 + 12) systems]  
Deleted after its content became technically out of date

G.327

[Withdrawn] Valve-type systems offering 12 carrier telephone circuits on a symmetric cable pair [(12 + 12) systems]  
Deleted after its content became technically out of date

G.332

12 MHz systems on standardized 2.6/9.5 mm coaxial cable pairs  

G.333

60 MHz systems on standardized 2.6/9.5 mm coaxial cable pairs  

G.334

18 MHz systems on standardized 2.6/9.5 mm coaxial cable pairs  

G.337

[Withdrawn] General characteristics of systems on 2.6/9.5 mm coaxial cable pairs  
Deleted after its content became technically out of date

G.338

[Withdrawn] 4 MHz valve-type systems on standardized 2.6/9.5 mm coaxial cable pairs  
Deleted after its content became technically out of date

G.339

[Withdrawn] 12 MHz valve-type systems on standardized 2.6/9.5 mm coaxial cable pairs  
Deleted after its content became technically out of date

G.341

1.3 MHz systems on standardized 1.2/4.4 mm coaxial cable pairs  

G.343

4 MHz systems on standardized 1.2/4.4 mm coaxial cable pairs  

G.344

6 MHz systems on standardized 1.2/4.4 mm coaxial cable pairs  

G.345

12 MHz systems on standardized 1.2/4.4 mm coaxial cable pairs  

G.346

18 MHz systems on standardized 1.2/4.4 mm coaxial cable pairs  

G.352

Interconnection of coaxial carrier systems of different designs  

G.356

[Withdrawn] (120 + 120) channel systems on a single coaxial pair  
Deleted after its content became technically out of date

G.361

[Withdrawn] Systems providing three carrier telephone circuits on a pair of open-wire lines  
Deleted after its content became technically out of date

G.371

[Withdrawn] FDM carrier systems for submarine cable  
Deleted after its content became technically out of date

G.411

Use of radio-relay systems for international telephone circuits  

G.412

[Withdrawn] Terminal equipments of radio-relay systems forming part of a general telecommunication network  
Deleted after its content became technically out of date

G.421

Methods of interconnection  

G.422

Interconnection at audio-frequencies  

G.423

Interconnection at the baseband frequencies of frequency-division multiplex radio-relay systems  

G.431

Hypothetical reference circuits for frequency-division multiplex radio-relay systems  

G.433

[Withdrawn] Hypothetical reference circuit for trans-horizon radio-relay systems for telephony using frequency-division multiplex  
Deleted after its content became technically out of date

G.434

[Withdrawn] Hypothetical reference circuit for systems using analogue transmission in the fixed-satellite service  
Deleted after its content became technically out of date

G.441

Permissible circuit noise on frequency-division multiplex radio-relay systems  

G.442

Radio-relay system design objectives for noise at the far end of a hypothetical reference circuit with reference to telegraphy transmission  

G.444

[Withdrawn] Allowable noise power in the hypothetical reference circuit of trans-horizon radio-relay systems for telephony using frequency-division multiplex  
Deleted after its content became technically out of date

G.445

[Withdrawn] Allowable noise power in the hypothetical reference circuit for frequency-division multiplex telephony in the fixed-satellite service  
Deleted after its content became technically out of date

G.451

Use of radio links in international telephone circuits  

G.453

[Withdrawn] Improved transmission system for HF radio-telephone circuits  
Deleted after its content became technically out of date

G.464

[Withdrawn] Principles of the devices used to achieve privacy in radiotelephone conversations  
Deleted after its content became technically out of date

G.473

[Withdrawn] Interconnection of a maritime mobile satellite system with the international automatic switched telephone service; transmission aspects  
Withdrawn because it provided transmission planning information that was obsolete and no longer used

G.511

Test methodology for Group 3 facsimile processing equipment in the Public Switched Telephone Network  
This Recommendation was renumbered as ITU-T Rec. T.5 on 2002-02-15 without further modification

G.541

[Withdrawn] Specification of factory lengths of loaded telecommunication cable  
Deleted after its content became technically out of date

G.542

[Withdrawn] Specification of loading coils for loaded telecommunication cables  
Deleted after its content became technically out of date

G.543

[Withdrawn] Specification for repeater sections of loaded telecommunication cable  
Deleted after its content became technically out of date

G.544

[Withdrawn] Specifications for terminal equipment and intermediate repeater stations  
Deleted after its content became technically out of date

G.601

Terminology for cables  

G.602

Reliability and availability of analogue cable transmission systems and associated equipments  

G.611

Characteristics of symmetric cable pairs for analogue transmission  

G.612

Characteristics of symmetric cable pairs designed for the transmission of systems with bit rates of the order of 6 to 34 Mbit/s  

G.613

Characteristics of symmetric cable pairs usable wholly for the transmission of digital systems with a bit rate of up to 2 Mbit/s  

G.614

Characteristics of symmetric pair star-quad cables designed earlier for analogue transmission systems and being used now for digital system transmission at bit rates of 6 to 34 Mbit/s  

G.621

Characteristics of 0.7/2.9 mm coaxial cable pairs  

G.622

Characteristics of 1.2/4.4 mm coaxial cable pairs  

G.623

Characteristics of 2.6/9.5 mm coaxial cable pairs  

G.631

Types of submarine cable to be used for systems with line frequencies of less than about 45 MHz  

G.640

Co-location longitudinally compatible interfaces for free space optical systems  

G.641

[Withdrawn] Waveguide diameters  
Deleted after its content became technically out of date

G.650

Definition and test methods for the relevant parameters of single-mode fibres  

G.650.1

Definitions and test methods for linear, deterministic attributes of single-mode fibre and cable  

G.650.2

Definitions and test methods for statistical and non-linear related attributes of single-mode fibre and cable  

G.650.3

Test methods for installed single-mode optical fibre cable links  

G.651

Characteristics of a 50/125 µm multimode graded index optical fibre cable  
ITU-T G.651 was withdrawn on 2008-08-16, its content having been obsoleted by the new ITU-T G.651.1 on multimode fibre applications in optical access networks

G.651.1

Characteristics of a 50/125 µm multimode graded index optical fibre cable for the optical access network  

G.652

Characteristics of a single-mode optical fibre and cable  

G.653

Characteristics of a dispersion-shifted, single-mode optical fibre and cable  

G.654

Characteristics of a cut-off shifted single-mode optical fibre and cable  

G.655

Characteristics of a non-zero dispersion-shifted single-mode optical fibre and cable  

G.656

Characteristics of a fibre and cable with non-zero dispersion for wideband optical transport  

G.657

Characteristics of a bending-loss insensitive single-mode optical fibre and cable  

G.661

Definitions and test methods for the relevant generic parameters of optical amplifier devices and subsystems  

G.662

Generic characteristics of optical amplifier devices and subsystems  

G.663

Application-related aspects of optical amplifier devices and subsystems  

G.664

Optical safety procedures and requirements for optical transmission systems  

G.665

Generic characteristics of Raman amplifiers and Raman amplified subsystems  

G.666

Characteristics of polarization mode dispersion compensators and of receivers that compensate for polarization mode dispersion  

G.667

Characteristics of adaptive chromatic dispersion compensators  

G.671

Transmission characteristics of optical components and subsystems  

G.672

Characteristics of multi-degree reconfigurable optical add/drop multiplexers  

G.680

Physical transfer functions of optical network elements  

G.681

[Withdrawn] Functional characteristics of interoffice and long-haul line systems using optical amplifiers, including optical multiplexing  

G.691

Optical interfaces for single channel STM-64 and other SDH systems with optical amplifiers  

G.692

Optical interfaces for multichannel systems with optical amplifiers  
Covering note, 07.01.2000: Corrigendum 1

G.693

Optical interfaces for intra-office systems  

G.694.1

Spectral grids for WDM applications: DWDM frequency grid  

G.694.2

Spectral grids for WDM applications: CWDM wavelength grid  

G.695

Optical interfaces for coarse wavelength division multiplexing applications  

G.696.1

Longitudinally compatible intra-domain DWDM applications  

G.697

Optical monitoring for dense wavelength division multiplexing systems  

G.698.1

Multichannel DWDM applications with single-channel optical interfaces  

G.698.2

Amplified multichannel dense wavelength division multiplexing applications with single channel optical interfaces  

G.698.3

Multichannel seeded DWDM applications with single-channel optical interfaces  

G.698.4

Multichannel bi-directional DWDM applications with port agnostic single-channel optical interfaces  

G.698.5

Multichannel DWDM applications with single-channel optical interfaces in the O-band  

G.698.6

Multichannel WDM applications with single-channel optical interfaces in the O-band  

G.700

[Withdrawn] Framework of the series G.700, G.800 and G.900 Recommendations  
Deleted after its content became technically out of date

G.701

Vocabulary of digital transmission and multiplexing, and pulse code modulation (PCM) terms  

G.702

Digital hierarchy bit rates  

G.703

Physical/electrical characteristics of hierarchical digital interfaces  

G.704

Synchronous frame structures used at 1544, 6312, 2048, 8448 and 44 736 kbit/s hierarchical levels  

G.705

Characteristics of plesiochronous digital hierarchy (PDH) equipment functional blocks  

G.706

Frame alignment and cyclic redundancy check (CRC) procedures relating to basic frame structures defined in Recommendation G.704  

G.707

Network node interface for the synchronous digital hierarchy (SDH)  
Replaces 1993 versions of ITU-T G.707, G.708, G.709.

G.Imp707

Implementers' Guide for Recommendation ITU-T G.707/Y.1322 (07/2007) - Definitions and terms found in Recommendation ITU T G.707/Y.1322  

G.708

Sub STM-0 network node interface for the synchronous digital hierarchy (SDH)  

G.709

Interfaces for the optical transport network  

G.709.2

OTU4 long-reach interface  

G.709.4

OTU25 and OTU50 short-reach interfaces  

G.709.5

Flexible OTN short-reach interfaces  

G.709.6

Flexible OTN B400G long-reach interfaces  

G.Imp709

Implementers' Guide  

G.711.0

Lossless compression of G.711 pulse code modulation  

G.711

Pulse code modulation (PCM) of voice frequencies  
Corresponding ANSI-C code is available in the G.711 module of the ITU-T G.191 Software Tools Library.

G.711.1

Wideband embedded extension for ITU-T G.711 pulse code modulation  

G.712

Transmission performance characteristics of pulse code modulation channels  
Replaces G.712, G.713, G.714, G.715

G.Imp712

Implementers' Guide for Recommendation ITU-T G.712  

G.713

[Withdrawn] Performance characteristics of PCM channels between 2-wire interfaces at voice frequencies  
The content of this Recommendation is now covered by ITU-T G.712

G.714

[Withdrawn] Separate performance characteristics for the encoding and decoding sides of PCM channels applicable to 4-wire voice-frequency interfaces  
The content of this Recommendation is now covered by ITU-T G.712

G.715

[Withdrawn] Separate performance characteristics for the encoding and decoding side of PCM channels applicable to 2-wire interfaces  
The content of this Recommendation is now covered by ITU-T G.712

G.718

Frame error robust narrow-band and wideband embedded variable bit-rate coding of speech and audio from 8-32 kbit/s  

G.719

Low-complexity, full-band audio coding for high-quality, conversational applications  

G.720

Characterization of low-rate digital voice coder performance with non-voice signals  

G.720.1

Generic sound activity detector  

G.721

[Withdrawn] 32 kbit/s adaptive differential pulse code modulation (ADPCM)  
The content of this Recommendation is now covered by ITU-T G.726

G.722

7 kHz audio-coding within 64 kbit/s  

G.722.1

Low-complexity coding at 24 and 32 kbit/s for hands-free operation in systems with low frame loss  

G.722.2

Wideband coding of speech at around 16 kbit/s using Adaptive Multi-Rate Wideband (AMR-WB)  

G.Imp722.1

Implementors' Guide for G.722.1 Main Body and Annex B: (Coding at 24 and 32 kbit/s for hands-free operation in systems with low frame loss)  

G.Imp722.2

Implementors' Guide for G.722.2: (Wideband coding of speech at around 16 kbit/s using Adaptive Multi-rate Wideband, AMR-WB)  

G.723

[Withdrawn] Extensions of Recommendation G.721 adaptive differential pulse code modulation to 24 and 40 kbit/s for digital circuit multiplication equipment application  
The content of 1988 edition of ITU-T G.723 is now covered by ITU-T G.726

G.723.1

Dual rate speech coder for multimedia communications transmitting at 5.3 and 6.3 kbit/s  

G.Imp723.1

Implementors' Guide for G.723.1: (Dual rate speech coder for multimedia communications transmitting at 5.3 & 6.3 kbit/s)  

G.724

Characteristics of a 48-channel low bit rate encoding primary multiplex operating at 1544 kbit/s  

G.725

System aspects for the use of the 7 kHz audio codec within 64 kbit/s  

G.726

40, 32, 24, 16 kbit/s Adaptive Differential Pulse Code Modulation (ADPCM)  
Corresponding ANSI-C code is available in the G.726 module of the ITU-T G.191 Software Tools Library

G.727

5-, 4-, 3- and 2-bit/sample embedded adaptive differential pulse code modulation (ADPCM)  

G.728

Coding of speech at 16 kbit/s using low-delay code excited linear prediction  

G.Imp728

Implementors' Guide for ITU-T Recommendation G.728 ("Coding of speech at 16 kbit/s using low-delay code excited linear prediction")  

G.729

Coding of speech at 8 kbit/s using conjugate-structure algebraic-code-excited linear prediction (CS-ACELP)  

G.729.1

G.729-based embedded variable bit-rate coder: An 8-32 kbit/s scalable wideband coder bitstream interoperable with G.729  

G.Imp729

Implementers' Guide for Recommendation ITU-T G.729 (2012) "Coding of speech at 8 kbit/s using CS-ACELP"  

G.731

Primary PCM multiplex equipment for voice frequencies  

G.732

Characteristics of primary PCM multiplex equipment operating at 2048 kbit/s  

G.733

Characteristics of primary PCM multiplex equipment operating at 1544 kbit/s  

G.734

Characteristics of synchronous digital multiplex equipment operating at 1544 kbit/s  

G.735

Characteristics of primary PCM multiplex equipment operating at 2048 kbit/s and offering synchronous digital access at 384 kbit/s and/or 64 kbit/s  

G.736

Characteristics of a synchronous digital multiplex equipment operating at 2048 kbit/s  

G.737

Characteristics of an external access equipment operating at 2048 kbit/s offering synchronous digital access at 384 kbit/s and/or 64 kbit/s  

G.738

Characteristics of primary PCM multiplex equipment operating at 2048 kbit/s and offering synchronous digital access at 320 kbit/s and/or 64 kbit/s  

G.739

Characteristics of an external access equipment operating at 2048 kbit/s offering synchronous digital access at 320 kbit/s and/or 64 kbit/s  

G.741

General considerations on second order multiplex equipments  

G.742

Second order digital multiplex equipment operating at 8448 kbit/s and using positive justification  

G.743

Second order digital multiplex equipment operating at 6312 kbit/s and using positive justification  

G.744

Second order PCM multiplex equipment operating at 8448 kbit/s  

G.745

Second order digital multiplex equipment operating at 8448 kbit/s and using positive/zero/negative justification  

G.746

Characteristics of second order PCM multiplex equipment operating at 6312 kbit/s  

G.747

Second order digital multiplex equipment operating at 6312 kbit/s and multiplexing three tributaries at 2048 kbit/s  

G.751

Digital multiplex equipments operating at the third order bit rate of 34 368 kbit/s and the fourth order bit rate of 139 264 kbit/s and using positive justification  

G.752

Characteristics of digital multiplex equipments based on a second order bit rate of 6312 kbit/s and using positive justification  

G.753

Third order digital multiplex equipment operating at 34 368 kbit/s and using positive/zero/negative justification  

G.754

Fourth order digital multiplex equipment operating at 139 264 kbit/s and using positive/zero/negative justification  

G.755

Digital multiplex equipment operating at 139 264 kbit/s and multiplexing three tributaries at 44 736 kbit/s  

G.761

General characteristics of a 60-channel transcoder equipment  

G.762

General characteristics of a 48-channel transcoder equipment  

G.763

Digital circuit multiplication equipment using G.726 ADPCM and digital speech interpolation  
This Recommendation includes 2 diskettes. The first one contains A-Law and m-Law test vectors for DCME verification. The second one contains example transmit/receive SDLs. Covering note, May 2000: Erratum

G.Imp763

Implementor's Guide for Recommendation G.763  

G.764

Voice packetization - Packetized voice protocols  

G.765

Packet circuit multiplication equipment  

G.766

Facsimile demodulation/remodulation for digital circuit multiplication equipment  

G.767

Digital circuit multiplication equipment using 16 kbit/s LD-CELP, digital speech interpolation and facsimile demodulation/remodulation  

G.Imp767

Implementor's Guide for Recommendation G.767  

G.768

Digital circuit multiplication equipment using 8 kbit/s CS-ACELP  

G.769

Circuit multiplication equipment optimized for IP-based networks  

G.771

[Withdrawn] Q-interfaces and associated protocols for transmission equipment in the TMN  
Deleted after its content became technically out of date

G.772

Protected monitoring points provided on digital transmission systems  

G.773

Protocol suites for Q-interfaces for management of transmission systems  

G.Imp773

Implementers' Guide for Recommendation ITU-T G.773  

G.774

Synchronous digital hierarchy (SDH) - Management information model for the network element view  

G.774.1

Synchronous digital hierarchy (SDH) - Bidirectional performance monitoring for the network element view  

G.774.2

Synchronous digital hierarchy (SDH) - Configuration of the payload structure for the network element view  

G.774.02

Synchronous digital hierarchy (SDH) configuration of the payload structure for the network element view  

G.774.03

Synchronous digital hierarchy (SDH) management of multiplex-section protection for the network element view  

G.774.3

Synchronous digital hierarchy (SDH) - Management of multiplex-section protection for the network element view  

G.774.4

Synchronous digital hierarchy (SDH) - Management of the subnetwork connection protection for the network element view  

G.774.04

Synchronous digital hierarchy (SDH) management of the subnetwork connection protection for the network element view  

G.774.05

Synchronous Digital Hierarchy (SDH) management of connection supervision functionality (HCS/LCS) for the network element view  

G.774.5

Synchronous digital hierarchy (SDH) - Management of connection supervision functionality (HCS/LCS) for the network element view  

G.774.6

Synchronous digital hierarchy (SDH) - Unidirectional performance monitoring for the network element view  

G.774.7

Synchronous digital hierarchy (SDH) - Management of lower order path trace and interface labelling for the network element view  

G.774.8

Synchronous digital hierarchy (SDH) - Management of radio-relay systems for the network element view  

G.774.9

Synchronous digital hierarchy (SDH) - Configuration of linear multiplex-section protection for the network element view  

G.774.10

Synchronous digital hierarchy (SDH) - Multiplex Section (MS) shared protection ring management for the network element view  

G.775

Loss of Signal (LOS), Alarm Indication Signal (AIS) and Remote Defect Indication (RDI) defect detection and clearance criteria for PDH signals  

G.776.1

Managed objects for signal processing network elements  
This Recommendation includes one diskette containing the information model of Signal Processing Network Elements (SPNE).

G.776.2

SPNE mechanisms/auxiliary functions  

G.776.3

ADPCM DCME configuration map report  

G.776.4

Signal processing network equipment  

G.Imp776.1

Implementor's Guide for Recommendation G.776.1  

G.780

Terms and definitions for synchronous digital hierarchy (SDH) networks  

G.781W

[Withdrawn] Structure of Recommendations on equipment for the synchronous digital hierarchy (SDH)  
Merged with ITU-T Rec. G.783 in 1997

G.781.1

Synchronization layer functions for packet-based synchronization  

G.781

Synchronization layer functions for frequency synchronization based on the physical layer  

G.782

[Withdrawn] Types and general characteristics of synchronous digital hierarchy (SDH) equipment  
Merged with ITU-T G.783 in 1997

G.783

Characteristics of synchronous digital hierarchy (SDH) equipment functional blocks  

G.784

Management aspects of synchronous digital hierarchy (SDH) transport network elements  

G.785

Characteristics of a flexible multiplexer in a synchronous digital hierarchy environment  

G.791

General considerations on transmultiplexing equipments  

G.792

Characteristics common to all transmultiplexing equipments  

G.793

Characteristics of 60-channel transmultiplexing equipments  

G.794

Characteristics of 24-channel transmultiplexing equipments  

G.795

Characteristics of codecs for FDM assemblies  

G.796

Characteristics of a 64 kbit/s cross-connect equipment with 2048 kbit/s access ports  

G.797

Characteristics of a flexible multiplexer in a plesiochronous digital hierarchy environment  

G.798

Characteristics of optical transport network hierarchy equipment functional blocks  

G.798.1

Types and characteristics of optical transport network equipment  

G.Imp798

Implementers' Guide  

G.799.1

Functionality and interface specifications for GSTN transport network equipment for interconnecting GSTN and IP networks  

G.799.2

Mechanism for dynamic coordination of signal processing functions  

G.799.3

Signal processing functionality and performance of an IP-to-IP voice gateway optimised for the transport of voice and voiceband data  

G.799.4

Procedures for the control of de-jitter buffers used in PSTN-IP gateways carrying voiceband data  

G.800

Unified functional architecture of transport networks  

G.801

Digital transmission models  

G.802

Interworking between networks based on different digital hierarchies and speech encoding laws  

G.803

Architecture of transport networks based on the synchronous digital hierarchy (SDH)  

G.804

ATM cell mapping into plesiochronous digital hierarchy (PDH)  

G.805

Generic functional architecture of transport networks  

G.806

Characteristics of transport equipment - Description methodology and generic functionality - Amendment 1  

G.807

Generic functional architecture of the optical media network  

G.Imp807

Implementers' Guide  

G.808

Terms and definitions for network protection and restoration  

G.808.1

Generic protection switching - Linear trail and subnetwork protection  

G.808.2

Generic protection switching - Ring protection  

G.808.3

Generic protection switching - Shared mesh protection  

G.Imp808.1

Implementers' Guide for Recommendation ITU-T G.808.1 (05/2014)  

G.809

Functional architecture of connectionless layer networks  

G.810

Definitions and terminology for synchronization networks  

G.811

Timing characteristics of primary reference clocks  

G.811.1

Timing characteristics of enhanced primary reference clocks  

G.812

Timing requirements of slave clocks suitable for use as node clocks in synchronization networks  

G.813

Timing characteristics of SDH equipment slave clocks (SEC)  

G.820

Relationships among ISDN, IP-based network and physical layer performance Recommendations  
Formerly ITU-T Rec. I.351/Y.801/Y.1501

G.821

Error performance of an international digital connection operating at a bit rate below the primary rate and forming part of an Integrated Services Digital Network  

G.822

Controlled slip rate objectives on an international digital connection  

G.823

The control of jitter and wander within digital networks which are based on the 2048 kbit/s hierarchy  

G.824

The control of jitter and wander within digital networks which are based on the 1544 kbit/s hierarchy  

G.825

The control of jitter and wander within digital networks which are based on the synchronous digital hierarchy (SDH)  

G.826

End-to-end error performance parameters and objectives for international, constant bit-rate digital paths and connections  

G.827

Availability performance parameters and objectives for end-to-end international constant bit-rate digital paths  

G.827.1

[Withdrawn] Availability performance objectives for end-to-end international constant bit-rate digital paths at or above the primary rate  

G.828

Error performance parameters and objectives for international, constant bit-rate synchronous digital paths  

G.829

Error performance events for SDH multiplex and regenerator sections  

G.831

Management capabilities of transport networks based on the synchronous digital hierarchy (SDH)  

G.832

Transport of SDH elements on PDH networks - Frame and multiplexing structures  

G.841

Types and characteristics of SDH network protection architectures  

G.842

Interworking of SDH network protection architectures  

G.Imp850

G.850-Series TMN Implementors' Guide - Defects and Resolutions  

G.851.1

Management of the transport network - Application of the RM-ODP framework  

G.852.1

Enterprise viewpoint for simple subnetwork connection management  

G.852.2

Enterprise viewpoint description of transport network resource model  

G.852.3

Enterprise viewpoint for topology management  

G.852.6

Enterprise viewpoint for trail management  

G.852.8

Enterprise viewpoint for pre-provisioned adaptation management  

G.852.10

Enterprise viewpoint for pre-provisioned link connection management  

G.852.12

Enterprise viewpoint for pre-provisioned link management  

G.852.16

Enterprise viewpoint for pre-provisioned route discovery  

G.853.1

Common elements of the information viewpoint for the management of a transport network  

G.853.2

Subnetwork connection management information viewpoint  

G.853.3

Information viewpoint for topology management  

G.853.6

Information viewpoint for trail management  

G.853.8

Information viewpoint for pre-provisioned adaptation management  

G.853.10

Information viewpoint for pre-provisioned link connection management  

G.853.12

Information viewpoint for pre-provisioned link management  

G.853.16

Information viewpoint for pre-provisioned route discovery  

G.854.1

Computational interfaces for basic transport network model  

G.854.3

Computational viewpoint for topology management  

G.854.6

Computational viewpoint for trail management  

G.854.8

Computational viewpoint for pre-provisioned adaptation management  

G.854.10

Computational viewpoint for pre-provisioned link connection management  

G.854.12

Computational viewpoint for pre-provisioned link management  

G.854.16

Computational viewpoint for pre-provisioned route discovery  

G.855.1

GDMO engineering viewpoint for the generic network level model  

G.861

Principles and guidelines for the integration of satellite and radio systems in SDH transport networks  

G.870

Terms and definitions for optical transport networks  

G.871

Framework of Optical Transport Network Recommendations  

G.Imp871

Implementers' Guide for Recommendation ITU-T G.871/Y.1301 (10/2000)  

G.Imp872

Implementers' Guide  

G.873.1

Optical transport network: Linear protection  

G.873.2

ODUk shared ring protection  

G.873.3

Optical transport network - Shared mesh protection  

G.Imp873.1

Implementers' Guide  

G.874

Management aspects of optical transport network elements  

G.874.1

Optical transport network: Protocol-neutral management information model for the network element view  

G.Imp874

Implementers' Guide  

G.Imp874.1

Implementers' Guide for Recommendation ITU-T G.874.1 (01/2002)  

G.875

Optical transport network: Protocol-neutral management information model for the network element view  

G.876

Management requirements and information model for the optical media network  

G.901

General considerations on digital sections and digital line systems  

G.902

Framework Recommendation on functional access networks (AN) - Architecture and functions, access types, management and service node aspects  

G.911

Parameters and calculation methodologies for reliability and availability of fibre optic systems  

G.921

Digital sections based on the 2048 kbit/s hierarchy  

G.931

[Withdrawn] Digital line sections at 3152 kbit/s  

G.941

Digital line systems provided by FDM transmission bearers  

G.950

General considerations on digital line systems  

G.951

Digital line systems based on the 1544 kbit/s hierarchy on symmetric pair cables  

G.952

Digital line systems based on the 2048 kbit/s hierarchy on symmetric pair cables  

G.953

Digital line systems based on the 1544 kbit/s hierarchy on coaxial pair cables  

G.954

Digital line systems based on the 2048 kbit/s hierarchy on coaxial pair cables  

G.955

Digital line systems based on the 1544 kbit/s and the 2048 kbit/s hierarchy on optical fibre cables  

G.956

[Withdrawn] Digital line systems based on the 2048 kbit/s hierarchy on optical fibre cables  
The content of this Recommendation is now covered by ITU-T G.955

G.957

Optical interfaces for equipments and systems relating to the synchronous digital hierarchy  

G.958

[Withdrawn] Digital line systems based on the synchronous digital hierarchy for use on optical fibre cables  

G.959.1

Optical transport network physical layer interfaces  

G.960

Access digital section for ISDN basic rate access  

G.961

Digital transmission system on metallic local lines for ISDN basic rate access  
Covering note, 1st August 2000: Corrigendum 1

G.962

Access digital section for ISDN primary rate at 2048 kbit/s  

G.963

Access digital section for ISDN primary rate at 1544 kbit/s  

G.964

V-Interfaces at the digital local exchange (LE) - V5.1 interface (based on 2048 kbit/s) for the support of access network (AN)  

G.965

V-interfaces at the digital local exchange (LE) - V5.2 interface (based on 2048 kbit/s) for the support of access network (AN)  

G.966

Access digital section for B-ISDN  

G.967.1

V-interfaces at the service node (SN) : VB5.1 reference point specification  
This Recommendation includes one diskette containing the SDL process diagrams corresponding to the VB5.1 reference point.

G.967.2

V-interfaces at the service node (SN) : VB5.2 reference point specification  
This Recommendation includes one diskette containing the SDL process diagrams corresponding to the VB5.2 reference point.

G.967.3

V-interfaces at the service node (SN) : Protocol implementation conformance statements for interfaces at VB5 reference points  

G.972

Definition of terms relevant to optical fibre submarine cable systems  

G.973

Characteristics of repeaterless optical fibre submarine cable systems  

G.973.1

Longitudinally compatible DWDM applications for repeaterless optical fibre submarine cable systems  

G.973.2

Multichannel DWDM applications with single channel optical interfaces for repeaterless optical fibre submarine cable systems  

G.974

Characteristics of regenerative optical fibre submarine cable systems  

G.975

Forward error correction for submarine systems  

G.975.1

Forward error correction for high bit-rate DWDM submarine systems  

G.976

Test methods applicable to optical fibre submarine cable systems  

G.977

Characteristics of optically amplified optical fibre submarine cable systems  

G.977.1

Transverse compatible dense wavelength division multiplexing applications for repeatered optical fibre submarine cable systems  

G.978

Characteristics of optical fibre submarine cables  

G.979

Characteristics of monitoring systems for optical submarine cable systems  

G.981

PDH optical line systems for the local network  

G.982

Optical access networks to support services up to the ISDN primary rate or equivalent bit rates  

G.983.1

Broadband optical access systems based on Passive Optical Networks (PON)  

G.983.2

ONT management and control interface specification for B-PON  

G.983.3

A broadband optical access system with increased service capability by wavelength allocation  

G.983.4

A broadband optical access system with increased service capability using dynamic bandwidth assignment  

G.983.5

A broadband optical access system with enhanced survivability  

G.983.6

[Withdrawn] ONT management and control interface specifications for B-PON system with protection features  
Deleted on 2006-05-22, the material of ITU-T Recs G.983.6, G.983.7, G.983.8, G.983.9 and G.983.10 having been incorporated in ITU-T Rec. G.983.2 (2005)

G.983.7

[Withdrawn] ONT management and control interface specification for Dynamic Bandwidth Assignment (DBA) B-PON system  
Deleted on 2006-05-22, the material of ITU-T Recs G.983.6, G.983.7, G.983.8, G.983.9 and G.983.10 having been incorporated in ITU-T Rec. G.983.2 (2005)

G.983.8

[Withdrawn] B-PON OMCI support for IP, ISDN, video, VLAN tagging, VC cross-connections and other select functions  
Deleted on 2006-05-22, the material of ITU-T Recs G.983.6, G.983.7, G.983.8, G.983.9 and G.983.10 having been incorporated in ITU-T Rec. G.983.2 (2005)

G.983.9

[Withdrawn] B-PON ONT management and control interface (OMCI) support for wireless Local Area Network interfaces  
Deleted on 2006-05-22, the material of ITU-T Recs G.983.6, G.983.7, G.983.8, G.983.9 and G.983.10 having been incorporated in ITU-T Rec. G.983.2 (2005)

G.983.10

[Withdrawn] B-PON ONT management and control interface (OMCI) support for Digital Subscriber Line interfaces  
Deleted on 2006-05-22, the material of ITU-T Recs G.983.6, G.983.7, G.983.8, G.983.9 and G.983.10 having been incorporated in ITU-T Rec. G.983.2 (2005)

G.Imp983.2

Implementers' Guide for Recommendation ITU-T G.983.2 (07/2005)  

G.984.1

Gigabit-capable passive optical networks (GPON): General characteristics  

G.984.2

Gigabit-capable Passive Optical Networks (G-PON): Physical Media Dependent (PMD) layer specification  

G.984.3

Gigabit-capable passive optical networks (G-PON): Transmission convergence layer specification  

G.984.4

Gigabit-capable passive optical networks (G-PON): ONT management and control interface specification  

G.Imp.984.4

Implementers' Guide for Recommendation ITU-T G.984.4  

G.984.5

Gigabit-capable passive optical networks (G-PON): Enhancement band  

G.984.6

Gigabit-capable passive optical networks (GPON): Reach extension  

G.984.7

Gigabit-capable passive optical networks (GPON): Long reach  

G.Imp984.3

Implementers' Guide for ITU-T Rec. G.984.3 (02/2004)  

G.985

100 Mbit/s point-to-point Ethernet based optical access system  

G.986

1 Gbit/s point-to-point Ethernet-based optical access system  

G.987

10-Gigabit-capable passive optical network (XG-PON) systems: Definitions, abbreviations and acronyms  

G.987.1

10-Gigabit-capable passive optical networks (XG-PON): General requirements  

G.987.2

10-Gigabit-capable passive optical networks (XG-PON): Physical media dependent (PMD) layer specification  

G.987.3

10-Gigabit-capable passive optical networks (XG-PON): Transmission convergence (TC) layer specification  

G.987.4

10-Gigabit-capable passive optical networks (XG-PON): Reach extension  

G.988

ONU management and control interface (OMCI) specification  

G.989

40-Gigabit-capable passive optical networks (NG-PON2): Definitions, abbreviations and acronyms  

G.989.1

40-Gigabit-capable passive optical networks (NG-PON2): General requirements  

G.989.2

40-Gigabit-capable passive optical networks 2 (NG-PON2): Physical media dependent (PMD) layer specification  

G.989.3

40-Gigabit-capable passive optical networks (NG-PON2): Transmission convergence layer specification  

G.991.1

High bit rate digital subscriber line (HDSL) transceivers  

G.991.2

Single-pair high-speed digital subscriber line (SHDSL) transceivers  

G.992.1

Asymmetric digital subscriber line (ADSL) transceivers  

G.992.2

Splitterless asymmetric digital subscriber line (ADSL) transceivers  

G.992.3

Asymmetric digital subscriber line transceivers 2 (ADSL2)  

G.992.4

Splitterless asymmetric digital subscriber line transceivers 2 (splitterless ADSL2)  

G.992.5

Asymmetric digital subscriber line 2 transceivers (ADSL2)- Extended bandwidth ADSL2 (ADSL2plus)  

G.993.1

Very high speed digital subscriber line transceivers (VDSL)  

G.993.2

Very high speed digital subscriber line transceivers 2 (VDSL2)  

G.993.5

Self-FEXT cancellation (vectoring) for use with VDSL2 transceivers  

G.994.1

Handshake procedures for digital subscriber line transceivers  

G.995.1

Overview of digital subscriber line (DSL) Recommendations  
This Recommendation was deleted on 2011-12-16. The material contained in Recommendation ITU-T G.995.1 (2001) is now considered obsolete and this material needs to be updated. Due to the non-normative nature of the revised text, the updated material was agreed as a new Supplement 50 to ITU-T G-series Recommendations.

G.995.2

Enhanced common mode limits and measurement methods for customer premises equipment operating on copper pairs  

G.996.1

Test procedures for digital subscriber line (DSL) transceivers  

G.996.2

Single-ended line testing for digital subscriber lines  

G.997.1

Physical layer management for digital subscriber line transceivers  

G.997.2

Physical layer management for G.fast transceivers  

G.997.3

Physical layer management for MGfast transceivers  

G.998.1

ATM-based multi-pair bonding  

G.998.2

Ethernet-based multi-pair bonding  

G.998.3

Multi-pair bonding using time-division inverse multiplexing  

G.998.4

Improved impulse noise protection for digital subscriber line (DSL) transceivers  

G.999.1

Interface between the link layer and the physical layer for digital subscriber line (DSL) transceivers  

G.1000

Communications Quality of Service: A framework and definitions  

G.1010

End-user multimedia QoS categories  

G.1011

Reference guide to quality of experience assessment methodologies  

G.1020

Performance parameter definitions for quality of speech and other voiceband applications utilizing IP networks  

G.1021

Buffer models for development of client performance metrics  

G.1022

Buffer models for media streams on TCP transport  

G.1023

Framework for capacity assessment of packet data services in mobile networks  

G.1027

Quality of service metrics for the assessment of the impact of fixed geographic structures on telephony quality and call stability  

G.1028

End-to-end quality of service for voice over 4G mobile networks  

G.1028.1

End-to-end quality of service for video telephony over 4G mobile networks  

G.1028.2

Assessment of the LTE circuit switched fall back - Impact on voice quality of service  

G.Imp1028

Implementers' Guide for ITU-T Rec. G.1028 (06/2016)  

G.1029

Voice service diagnosis framework  

G.1030

Estimating end-to-end performance in IP networks for data applications  

G.1031

QoE factors in web-browsing  

G.1032

Influence factors on gaming quality of experience  

G.1033

Quality of service and quality of experience aspects of digital financial services  

G.1034

Quality of experience metrics for mobile telephony communication during rail travel  

G.1035

Influencing factors on quality of experience for virtual reality services  

G.1036

Quality of experience influencing factors for augmented reality services  

G.1040

Network contribution to transaction time  

G.1050

Network model for evaluating multimedia transmission performance over Internet Protocol  

G.1051

Latency measurement and interactivity scoring under real application data traffic patterns  

G.1070

Opinion model for video-telephony applications  

G.1071

Opinion model for network planning of video and audio streaming applications  

G.1072

Opinion model predicting gaming quality of experience for cloud gaming services  

G.1080

Quality of experience requirements for IPTV services  

G.1081

Performance monitoring points for IPTV  

G.1082

Measurement-based methods for improving the robustness of IPTV performance  

G.1091

Quality of Experience requirements for telepresence services  

G.8052.2

Resilience information/data models for the Ethernet transport network element  

G.8152

Protocol-neutral management information model for the MPLS-TP network element  

G.7041

Generic framing procedure  

G.Imp7041

Implementer's Guide for ITU-T Rec. G.7041  

G.7042

Link capacity adjustment scheme (LCAS) for virtual concatenated signals  

G.7043

Virtual concatenation of plesiochronous digital hierarchy (PDH) signals  

G.7044

Hitless adjustment of ODUflex(GFP)  

G.7701

Common control aspects  

G.7702

Architecture for SDN control of transport networks  

G.7710

Common equipment management function requirements  

G.7711

Generic protocol-neutral information model for transport resources  

G.7712

Architecture and specification of data communication network  

G.7713

Distributed call and connection management (DCM)  

G.7713.1

Distributed Call and Connection Management (DCM) based on PNNI  

G.7713.2

Distributed Call and Connection Management: Signalling mechanism using GMPLS RSVP-TE  

G.7713.3

Distributed Call and Connection Management: Signalling mechanism using GMPLS CR-LDP  

G.Imp7713

Implementers' Guide  

G.Imp7713.1

Implementers' Guide for Recommendation ITU-T G.7713.1/Y.1704.1 (03/2003)  

G.Imp7713.2

Implementers' Guide for Recommendation ITU-T G.7713.2/Y.1704.2 (03/2003)  

G.Imp7713.3

Implementers' Guide for Recommendation ITU-T G.7713.3/Y.1704.3 (03/2003)  

G.7714

Generalized automatic discovery for transport entities  

G.7714.1

Protocol for automatic discovery in transport networks  

G.Imp7714.1

Implementers' Guide  

G.7715

Architecture and requirements for routing in the automatically switched optical networks  

G.7715.1

ASON routing architecture and requirements for link state protocols  

G.7715.2

ASON routing architecture and requirements for remote route query  

G.Imp7715

Implementers' Guide for Recommendation ITU-T G.7715/Y.1706 (06/2002)  

G.Imp7715.1

Implementers' Guide for Recommendation ITU-T G.7715.1/Y.1706.1 (02/2004)  

G.Imp7715.2

Implementers' Guide for Recommendation ITU-T G.7715.2/Y.1706.2 (02/2007) - ASON routing architecture and requirements for remote route query  

G.7716

Architecture of management and control operations  

G.Imp7716

Implementers' Guide for Recommendation ITU-T G.7716/Y.1707 (01/2010) - Architecture of control plane operations  

G.7718

Framework for the management of management-control components and functions  

G.7718.1

Protocol-neutral management information model for the control plane view  

G.7719

Management information model for management-control components and functions  

G.7721

Management requirement and information model for synchronization  

G.7721.1

Data model of synchronization management  

G.8001

Terms and definitions for Ethernet frames over transport  
Recommendation G.8001/Y.1354 (2016) was superseded by Recommendations ITU-T G.8012/Y.1308 (2022) and ITU-T G.8021/Y.1341 (2022)

G.Imp8001

Implementer's guide (2021) for Recommendation ITU-T G.8001/Y.1354 (2016)  

G.8010

Architecture of Ethernet layer networks  

G.Imp8010

Implementers' Guide for ITU-T Rec. G.8010/Y.1306 (02/2004) - Architecture of Ethernet layer networks  

G.8011

Ethernet service characteristics  

G.8011.1

Ethernet private line service  
The contents of Recommendations ITU-T G.8011.1/Y.1307.1 (2013), G.8011.2/Y.1307.2 (2013), G.8011.3/Y.1307.3 (2013), G.8011.4/Y.1307.4 (2013) and G.8011.5/Y.1307.5 (2013) have been integrated into Recommendation ITU-T G.8011/Y.1703 (2015)

G.8011.2

Ethernet virtual private line service  
The contents of Recommendations ITU-T G.8011.1/Y.1307.1 (2013), G.8011.2/Y.1307.2 (2013), G.8011.3/Y.1307.3 (2013), G.8011.4/Y.1307.4 (2013) and G.8011.5/Y.1307.5 (2013) have been integrated into Recommendation ITU-T G.8011/Y.1703 (2015)

G.8011.3

Ethernet virtual private LAN service  
The contents of Recommendations ITU-T G.8011.1/Y.1307.1 (2013), G.8011.2/Y.1307.2 (2013), G.8011.3/Y.1307.3 (2013), G.8011.4/Y.1307.4 (2013) and G.8011.5/Y.1307.5 (2013) have been integrated into Recommendation ITU-T G.8011/Y.1703 (2015)

G.8011.4

Ethernet private tree and Ethernet virtual private tree services  
The contents of Recommendations ITU-T G.8011.1/Y.1307.1 (2013), G.8011.2/Y.1307.2 (2013), G.8011.3/Y.1307.3 (2013), G.8011.4/Y.1307.4 (2013) and G.8011.5/Y.1307.5 (2013) have been integrated into Recommendation ITU-T G.8011/Y.1703 (2015)

G.8011.5

Ethernet private LAN service  

G.Imp8011

Implementers' Guide for ITU-T Rec. G.8011/Y.1307 - Ethernet service characteristics  

G.Imp8011.1

Implementers' Guide for ITU-T Rec. G.8011.1/Y.1307.1 (08/2004) - Ethernet private line service  

G.Imp8011.2

Implementers' Guide for ITU-T Rec. G.8011.2/Y.1307.2 (09/2005) - Ethernet virtual private line service  

G.Imp8011.3

Implementers' Guide for ITU-T Rec. G.8011.3/Y.1307.3 (02/2010) - Ethernet virtual private LAN service  

G.Imp8011.4

Implementers' Guide for ITU-T Rec. G.8011.4/Y.1307.4 - Ethernet virtual private rooted multipoint service  

G.8012

Ethernet UNI and Ethernet NNI  
ITU-T G.8012/Y.1308 (02/2022) supersedes ITU-T G.8012.1/Y.1308.1 (12/2012), and together with ITU-T G.8021/Y.1341 (04/2022) also supersedes ITU-T G.8021.1/Y.1341.1 (10/2012)

G.8012.1

Interfaces for the Ethernet transport network  
ITU-T G.8012.1/Y.1308.1 was superseded on 13 February 2022 by ITU-T G.8012/Y.1308 (02/2022)

G.Imp8012

Implementers' Guide for Recommendation ITU-T G.8012/Y.1308 (08/2004) - Ethernet UNI and Ethernet NNI  

G.8013

Operation, administration and maintenance (OAM) functions and mechanisms for Ethernet-based networks  

G.8021

Characteristics of Ethernet transport network equipment functional blocks  

G.8021.1

Types and characteristics of Ethernet transport network equipment  
ITU-T G.8012/Y.1308 (02/2022) together with ITU-T G.8021/Y.1341 (04/2022) superseded ITU-T G.8021.1/Y.1341.1 on 22 April 2022

G.8023

Characteristics of equipment functional blocks supporting Ethernet physical layer and Flex Ethernet interfaces  

G.8031

Ethernet linear protection switching  

G.8032

Ethernet ring protection switching  

G.Imp8032

Implementers' Guide for ITU-T Rec. G.8032/Y.1344 (03/2010) - Ethernet ring protection switching  

G.8040

GFP frame mapping into Plesiochronous Digital Hierarchy (PDH)  

G.8051

Management aspects of the Ethernet transport (ET) capable network element  

G.Imp8051

Implementers' Guide for Recommendation ITU-T G.8051/Y.1345 (11/2009) - Management aspects of the Ethernet -over -Transport (EoT) capable network element  

G.8052

Protocol-neutral management information model for the Ethernet transport capable network element  

G.8052.1

Operation, administration, maintenance (OAM) management information and data models for the Ethernet-transport network element  

G.7703

Architecture for the automatically switched optical network  
ITU-T G.8080/Y.1304 was renumbered as ITU-T G.7703 (consented in April 2021 and approved in May 2021) to group it with the other architecture Recommendations that share common control aspects described in G.7701.

G.8080

Architecture for the automatically switched optical network  

G.Imp8080

Implementers' Guide  

G.8081

Terms and definitions for automatically switched optical networks  

G.8101

Terms and definitions for MPLS transport profile  
By decision of ITU-T SG15 at its plenary of 18.09.2020, Recommendation G.8101/Y.1355 is superseded by ITU-T G.8110.1 Amd.1 (2020) and G.8112 (2020).

G.Imp8101

Implementers' guide for Recommendation ITU-T G.8101/Y.1355 (2016-11)  

G.8110

MPLS layer network architecture  

G.8110.1

Architecture of the Multi-Protocol Label Switching transport profile layer network  

G.8112

Interfaces for the MPLS transport profile layer network  

G.8113.1

Operations, administration and maintenance mechanisms for MPLS-TP in packet transport networks  

G.8113.2

Operations, administration and maintenance mechanisms for MPLS-TP networks using the tools defined for MPLS  

G.8121

Characteristics of MPLS-TP equipment functional blocks  

G.8121.1

Characteristics of MPLS-TP equipment functional blocks supporting ITU-T G.8113.1/Y.1372.1 OAM mechanisms  

G.8121.2

Characteristics of MPLS-TP equipment functional blocks supporting ITU-T G.8113.2/Y.1372.2 OAM mechanisms  

G.8131

Linear protection switching for MPLS transport profile  

G.8132

MPLS-TP shared ring protection  

G.8133

Dual-homing protection for multi-protocol label switching -transport profile pseudowires  

G.8151

Management aspects of the MPLS-TP network element  

G.8152.1

Operation, administration, maintenance (OAM) management information and data models for the MPLS-TP network element  

G.8152.2

Resilience information/data models for the MPLS-TP network element  

G.8201

Error performance parameters and objectives for multi-operator international paths within optical transport networks  

G.8251

The control of jitter and wander within the optical transport network (OTN)  

G.8260

Definitions and terminology for synchronization in packet networks  

G.8261

Timing and synchronization aspects in packet networks  

G.8261.1

Packet delay variation network limits applicable to packet-based methods (Frequency synchronization)  

G.8262

Timing characteristics of a synchronous equipment slave clock  

G.8262.1

Timing characteristics of enhanced synchronous equipment slave clock  

G.8263

Timing characteristics of packet-based equipment clocks  

G.8264

Distribution of timing information through packet networks  

G.8265

Architecture and requirements for packet-based frequency delivery  

G.8265.1

Precision time protocol telecom profile for frequency synchronization  

G.8266

Timing characteristics of telecom grandmaster clocks for frequency synchronization  

G.8271

Time and phase synchronization aspects of telecommunication networks  

G.8271.1

Network limits for time synchronization in packet networks with full timing support from the network  

G.8271.2

Network limits for time synchronization in packet networks with partial timing support from the network  

G.8272

Timing characteristics of primary reference time clocks  

G.8272.1

Timing characteristics of enhanced primary reference time clocks  

G.8272.2

Timing characteristics of coherent network primary reference time clocks  

G.8273

Framework of phase and time clocks  

G.8273.2

Timing characteristics of telecom boundary clocks and telecom time synchronous clocks for use with full timing support from the network  

G.8273.3

Timing characteristics of telecom transparent clocks for use with full timing support from the network  

G.8273.4

Timing characteristics of telecom boundary clocks and telecom time slave clocks for use with partial timing support from the network  

G.8275

Architecture and requirements for packet-based time and phase distribution  

G.8275.1

Precision time protocol telecom profile for phase/time synchronization with full timing support from the network  

G.8275.2

Precision time protocol telecom profile for phase/time synchronization with partial timing support from the network  

G.8300

Characteristics of transport networks to support IMT-2020/5G  

G.8310

Architecture of the metro transport network  

G.8312

Interfaces for metro transport networks  

G.8321

Characteristics of metro transport network equipment functional blocks  

G.8331

Metro transport network linear protection  

G.8350

Management and Control of metro transport networks - Amendment 1  

G.8601

Architecture of service management in multi-bearer, multi-carrier environment  

G.9700

Fast access to subscriber terminals (G.fast) - Power spectral density specification  

G.9701

Fast access to subscriber terminals (G.fast) - Physical layer specification  

G.9702

Transceiver and system specifications for backhaul applications based on G.fast (G.fastback)  

G.9710

Multi-gigabit fast access to subscriber terminals (MGfast) - Power spectral density specification  

G.9711

Multi-gigabit fast access to subscriber terminals (MGfast) - Physical layer specification  

G.9801

Ethernet passive optical networks using OMCI  

G.Imp9801

Implementers' Guide for Recommendation ITU-T G.9801 (Ethernet passive optical networks using OMCI)  

G.9802

Multiple-wavelength passive optical networks (MW-PONs)  

G.9802.1

Wavelength division multiplexed passive optical networks (WDM PON): General requirements  

G.9803

Radio over fibre systems  

G.9804.1

Higher speed passive optical networks - Requirements  

G.9804.2

Higher speed passive optical networks - Common transmission convergence layer specification  

G.9804.3

50-Gigabit-capable passive optical networks (50G-PON): Physical media dependent (PMD) layer specification  

G.9805

Coexistence of passive optical network systems  

G.9806

Higher-speed bidirectional, single fibre, point-to-point optical access system (HS-PtP)  

G.9807.1

10-Gigabit-capable symmetric passive optical network (XGS-PON)  

G.9807.2

10 Gigabit-capable passive optical networks (XG(S)-PON): Reach extension  

G.9901

Narrowband orthogonal frequency division multiplexing power line communication transceivers - Power spectral density specification  

G.9902

Narrowband orthogonal frequency division multiplexing power line communication transceivers for ITU-T G.hnem networks  

G.9903

Narrowband orthogonal frequency division multiplexing power line communication transceivers for G3-PLC networks  

G.9904

Narrowband orthogonal frequency division multiplexing power line communication transceivers for PRIME networks  

G.9905

Centralized metric-based source routing  

G.9940

High speed fibre-based in-premises transceivers - system architecture  

G.9951

Phoneline networking transceivers - Foundation  
This text was first approved and published as ITU-T Rec. G.989.1 and then renumbered as G.9951 on 2005-05-27 without further modification

G.9952

Phoneline networking transceivers - Payload format and link layer requirements  
This text was first approved and published as ITU-T Rec. G.989.2 and then renumbered as G.9952 on 2005-05-27 without further modification

G.9953

Phoneline networking transceivers - Isolation function  
This text was first approved and published as ITU-T Rec. G.989.3 and then renumbered as G.9953 on 2005-05-27 without further modification

G.9954

Home networking transceivers - Enhanced physical, media access, and link layer specifications  

G.9955

[Withdrawn] Narrowband orthogonal frequency division multiplexing power line communication transceivers - Physical layer specification  
The contents of Recommendations ITU-T G.9955 (2011) and ITU-T G.9956 (2011) have been reorganized into Recommendations ITU-T G.9901, ITU-T G.9902, ITU-T G.9903 and ITU-T G.9904, which are technically equivalent.

G.9956

[Withdrawn] Narrowband orthogonal frequency division multiplexing power line communication transceivers - Data link layer specification  
The contents of Recommendations ITU-T G.9955 (2011) and ITU-T G.9956 (2011) have been reorganized into Recommendations ITU-T G.9901, ITU-T G.9902, ITU-T G.9903 and ITU-T G.9904, which are technically equivalent.

G.9958

Generic architecture of home networks for energy management  

G.9959

Short range narrow-band digital radiocommunication transceivers - PHY, MAC, SAR and LLC layer specifications  

G.9960

Unified high-speed wireline-based home networking transceivers - System architecture and physical layer specification  

G.9961

Unified high-speed wireline-based home networking transceivers - Data link layer specification  

G.9962

Unified high-speed wire-line based home networking transceivers - Management specification  

G.9963

Unified high-speed wireline-based home networking transceivers - Multiple input/multiple output specification  

G.9964

Unified high-speed wireline-based home networking transceivers - Power spectral density specification  

G.9970

Generic home network transport architecture  

G.9971

Requirements of transport functions in IP home networks  

G.9972

Coexistence mechanism for wireline home networking transceivers  

G.9973

Protocol for identifying home network topology  

G.9976

Supporting ultra-high-definition video service over G.hn  

G.9977

Mitigation of interference between DSL and PLC  

G.9978

Secure admission in a G.hn network  

G.9979

Implementation of the generic mechanism in the IEEE 1905.1a-2014 standard to include applicable ITU-T Recommendations  

G.9980

Remote management of customer premises equipment over broadband networks - Customer premises equipment WAN management protocol  

G.9991

High-speed indoor visible light communication transceiver - System architecture, physical layer and data link layer specification  

G.9992

Indoor optical camera communication transceivers - System architecture, physical layer and data link layer specification  

G.100SerSup29

Planning of mixed analogue-digital circuits (chains, connections)  

G.100SerSup31

Principles of determining an impedance strategy for the local network  

G.100SerSup32

Transmission aspects of digital mobile radio systems  

G.Sup1

Calculation of the stability of international connections established in accordance with the transmission and switching plan  

G.Sup2

[Withdrawn] Talker echo on international connections  

G.Sup3

[Withdrawn] Evaluation of echo control devices  

G.Sup4

Certain methods of avoiding the transmission of excessive noise between interconnected systems  
Green Book Volume III.2, page 572

G.Sup5

Measurement of the load of telephone circuits under field conditions  
Red Book Fascicle III.2, page 295

G.Sup6

[Withdrawn] Example showing how the total value of line noise specified for the hypothetical reference circuit on open-wire lines might be broken down into its various components  
Green Book Volume III.2, page 589

G.Sup7

Loss-frequency response of channel-translating equipment used in some countries for international circuits  
Green Book Volume III.2, page 590

G.Sup8

Method proposed by the Belgian telephone administration for interconnection between coaxial and symmetric pair systems  
Green Book Volume III.2, page 591

G.Sup9

[Withdrawn] Roll effect in coaxial pair systems  
Green Book Volume III.2, page 592

G.Sup10

[Withdrawn] Application of Recommendation B.4 concerning the use of decibel  

G.Sup11

[Withdrawn] Data on cable ships and submersible equipments of various countries  
This Supplement was withdrawn because its was no longer relevant

G.Sup13

[Withdrawn] Noise at the terminals of the battery supply  
Orange Book Fascicle III.3, page 664

G.Sup14

[Withdrawn] Methods for measuring regularity return loss  

G.Sup15

[Withdrawn] Almost-differential quasi-ternary code (ADQ code)  
This Supplement was withdrawn because its was technically obsolete

G.Sup17

Group-delay distortion performance of terminal equipment  
Red Book Fascicle III.2, page 311

G.Sup18

[Withdrawn] Information on submarine cables used in deep water  
Red Book Fascicle III.2, page 313

G.Sup19

Digital crosstalk measurement (method used by the Administrations of France, the Netherlands and Spain)  
Red Book Fascicle III.2, page 326

G.Sup20

[Withdrawn] Possible combinations of basic transmission impairments in hypothetical reference connections  

G.Sup21

[Withdrawn] The use of quantizing distortion units in the planning of international connections  

G.Sup22

Mathematical models of multiplex signals  
Red Book Fascicle III.2, page 326

G.Sup23

[Withdrawn] Explanatory notes for the information of designers of a maritime mobile satellite system  

G.Sup24

[Withdrawn] Consideration concerning quantizing distortion units of some digital devices that process encoded signals  

G.Sup26

Estimating the signal load margin of FDM wideband amplifier equipment and transmission systems  
Red Book Fascicle III.2, page 344

G.Sup27

Interference from external sources  
This Supplement is also published as G.500 series supplement in Red Book fascicle III.2

G.Sup28

Application of transmultiplexers, FDM codecs, data-in-voice (DIV) systems and data-over-voice (DOV) systems during the transition from an analogue to a digital network  
Red Book Fascicle III.3, page 397

G.Sup29

Objective for the mixed analogue/digital chain of 4-wire circuits  

G.Sup30

[Withdrawn] Transmission plan aspects of land mobile telephony networks  

G.Sup31

[Withdrawn] Status of work of presently considered digital circuit multiplication equipment (DCME) documents  

G.Sup32

Transfer of alarm information on 60-channel transmultiplexing equipment  

G.Sup33

[Withdrawn] Examples of fibre design guidelines (diagrams used in Japan and in the United Kingdom)  
This Supplement was withdrawn because its was technically obsolete

G.Sup34

Temperature in underground containers for the installation of repeaters  

G.Sup35

Guidelines concerning the measurement of wander  

G.Sup36

Jitter and wander accumulation in digital networks  

G.Sup37

ITU-T Recommendation G.763 digital circuit multiplication equipment (DCME) tutorial and dimensioning  

G.Sup38

Variable bit rate calculations for the ITU-T Recommendation G.767 Digital Circuit Multiplication Equipment (DCME)  

G.Sup39

Optical system design and engineering considerations  

G.Sup40

Optical fibre and cable Recommendations and standards guideline  

G.Sup41

Design guidelines for optical fibre submarine cable systems  

G.Sup42

Guide on the use of the ITU-T Recommendations related to optical fibres and systems technology  

G.Sup43

Transport of IEEE 10GBASE-R in optical transport networks (OTN)  

G.Sup44

Test plan to verify B-PON interoperability  

G.Sup45

Power conservation in optical access systems  

G.Sup46

G-PON interoperability test plan between optical line terminations and optical network units  

G.Sup47

General aspects of optical fibres and cables  

G.Sup48

10-Gigabit-capable passive optical networks: Interface between media access control with serializer/deserializer and physical medium dependent sublayers  

G.Sup49

Rogue optical network unit (ONU) considerations  

G.Sup50

Overview of digital subscriber line Recommendations  

G.Sup51

Passive optical network protection considerations  

G.Sup52

Ethernet ring protection switching  

G.Sup53

Guidance for Ethernet OAM performance monitoring  

G.Sup54

Ethernet linear protection switching  

G.Sup55

Radio-over-fibre (RoF) technologies and their applications  

G.Sup56

OTN transport of CPRI signals  

G.Sup57

Smart home profiles for 6LoWPAN devices  

G.Sup58

Optical transport network module framer interfaces  

G.Sup59

Guidance on optical fibre and cable reliability  

G.Sup60

Ethernet linear protection switching with dual node interconnection  

G.Sup61

ITU-T G.1020 - Internet protocol aware quality of service management  

G.Sup62

Gfast certification  

G.Sup63

ITU-T G.989.3 TC layer operating in ITU T G.987.3 or ITU-T G.9807.1 TC layer mode  

G.Sup64

PON transmission technologies above 10 Gb/s per wavelength  

G.Sup65

Simulations of transport of time over packet networks  

G.Sup66

5G wireless fronthaul requirements in a passive optical network context  

G.Sup67

Application of optical transport network Recommendations to 5G transport  

G.Sup68

Synchronization OAM requirements  

G.Sup69

Migration of a pre-standard network to a metro transport network  

G.Sup70

Supplement on sub 1 Gbit/s services transport over optical transport network  

G.Sup71

Optical line termination capabilities for supporting cooperative dynamic bandwidth assignment  

G.Sup72

Modelling consideration for optical media networks  

G.Sup73

Influencing factors on quality of experience for multiview video (MVV) services  

G.Sup74

Network slicing in a passive optical network context  

G.Sup75

5G small cell backhaul/midhaul over TDM-PON  

G.Sup76

Optical transport network security  

G.Sup77

Supplement 77 to ITU-T G-series of Recommendations - Influencing factors on quality of experience (QoE) for video customized alerting tone (CAT) and video customized ringing signal (CRS) services  

G.Sup78

Use case and requirements of fibre-to-the-room for small business applications  

G.Sup79

Latency control and deterministic capability over a PON system  

 

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