ITU-T G-SERIES RECOMMENDATIONS
TRANSMISSION SYSTEMS AND MEDIA, DIGITAL SYSTEMS AND NETWORKS
For further details, please refer to ITU-T List of Recommendations.
INTERNATIONAL TELEPHONE CONNECTIONS AND CIRCUITS G.100–G.199
INTERNATIONAL ANALOGUE CARRIER SYSTEM
GENERAL CHARACTERISTICS COMMON TO ALL ANALOGUE CARRIER-
TRANSMISSION SYSTEMS
G.200–G.299
INDIVIDUAL CHARACTERISTICS OF INTERNATIONAL CARRIER TELEPHONE
SYSTEMS ON METALLIC LINES
G.300–G.399
GENERAL CHARACTERISTICS OF INTERNATIONAL CARRIER TELEPHONE
SYSTEMS ON RADIO-RELAY OR SATELLITE LINKS AND INTERCONNECTION
WITH METALLIC LINES
G.400–G.449
COORDINATION OF RADIOTELEPHONY AND LINE TELEPHONY G.450–G.499
TRANSMISSION MEDIA CHARACTERISTICS
DIGITAL TRANSMISSION SYSTEMS
TERMINAL EQUIPMENTS G.700–G.799
General G.700–G.709
Coding of analogue signals by pulse code modulation G.710–G.719
Coding of analogue signals by methods other than PCM G.720–G.729
Principal characteristics of primary multiplex equipment G.730–G.739
Principal characteristics of second order multiplex equipment G.740–G.749
Principal characteristics of higher order multiplex equipment G.750–G.759
Principal characteristics of transcoder and digital multiplication equipment G.760–G.769
Operations, administration and maintenance features of transmission equipment G.770–G.779
Principal characteristics of multiplexing equipment for the synchronous digital hierarchy G.780–G.789
Other terminal equipment G.790–G.799
DIGITAL NETWORKS G.800–G.899
General aspects G.800–G.809
Design objectives for digital networks G.810–G.819
Quality and availability targets G.820–G.829
Network capabilities and functions G.830–G.839
SDH network characteristics G.840–G.849
Telecommunications management network G.850–G.859
DIGITAL SECTIONS AND DIGITAL LINE SYSTEM G.900–G.999
General G.900–G.909
Parameters for optical fibre cable systems G.910–G.919
Digital sections at hierarchical bit rates based on a bit rate of 2048 kbit/s G.920–G.929
Digital line transmission systems on cable at non-hierarchical bit rates G.930–G.939
Digital line systems provided by FDM transmission bearers G.940–G.949
Digital line systems G.950–G.959
Digital section and digital transmission systems for customer access to ISDN G.960–G.969
Optical fibre submarine cable systems G.970–G.979
Optical line systems for local and access networks G.980–G.999
