-
ITU
的介绍
ITU
是
International
Telecommunication Union (
国际电信联盟
< br>)
的英文缩写。
该组织是
为了全
球各成员国或地区之间进行电信事业发展和通信合理使用的合作而成立的。
其工作主
要分为三个部分：
ITU-R
为无线通信
部分，工作目的是确保合理、公平、有效、经济地使
用频谱和卫星轨道资源。
ITU-T
为电信标准化部分，
ITU-D
为电信发展部分。
各种
IT
U
会议所产生的文献有：会议录、建议书、白色文件
(
会议文稿
)
、手册、导则
等。
ITU-T
的建议是集中有关意见，由各相关部门自愿接
受的标准。
ITU-R
的建议是命令
,
由各主权国家在法律上接受。与
ITU-R
建议保持一致
,
是国际法的要求。
ITU-D
的建议则是
提供成功的经验，供发展中国家参考。<
/p>
A
系列
ITU-T
Rec.
1
(09/98)
Guidelines
on
quality
aspects
of
protocol
related
Recommendations
ITU-T Rec.
A.1 (10/96) Work Methods for Study Groups of the
ITU
Telecommunication
Standardization
Sector
(ITU-T)
ITU-T
Rec.
A.2
(10/96)
Presentation
of
contributions
relative
to
the
study
of
questions
assigned to the
ITU-T
ITU-T
Rec.
A.3
(10/96)
Elaboration
and
presentation
of
texts
and
development
of
terminology and other
means
of
expression
for
Recommendations
of
the
ITU
Telecommunication
Standardization Sector
ITU-T
Rec. A.3 Amd 1 (09/98) Modifications of document
type definitions
ITU-T
Rec.
A.4
(10/96)
Communication
process
between
ITU-T
and
Forums
and
Consortia
ITU-T
Rec.
A.5
Annex
B
(09/98)
Generic
procedures
for
including
references
to
documents of other
organizations
in
ITU-T
Recommendations
-
Annex
B:
Information
specific
to
The
ATM
Forum documents
ITU-T Rec.
A.5 (01/98) Generic procedures for including
references to documents of other
organizations in
ITU-T
Recommendations
ITU-T
Rec.
A.6
(09/98)
Cooperation
and
exchange
of
information
between
ITU-T
and
national and regional
standards development organizations
ITU-T
Rec.
A.23
(10/96)
Collaboration
with
the
International
Organization
for
Standardization (ISO)
and the
International Electrotechnical
Commission (IEC) on information technology
ITU-T Rec. A.23 Annex A (10/96) Guide
to ITU-T and ISO/IEC JTC1 cooperation
ITU-T Rec. A.30 (03/93) Major
degradation or disruption of service
---------------------------
--------------------------------------------------
-----------------------------------------
--------------------------------------
B
系列
ITU-T Rec. B.1 (11/88) Letter symbols
for telecommunications
ITU-T Rec. B.3
(11/88) Use of the international system of units
(SI)
ITU-T Rec. B.10 (11/88) Graphical
symbols and rules for the preparation of
documentation
in
telecommunications
ITU-T
Rec. B.11 (11/88) Legal time - use of the term UTC
ITU-T Rec. B.12 (11/88) Use of the
decibel and the neper in telecommunications
ITU-T Rec. B.13 (11/88) Terms and
definitions
ITU-T
Rec.
B.14
(11/88)
Terms
and
symbols
for
information
quantities
in
telecommunications
ITU-T
Rec. B.15 (10/96) Nomenclature of the frequency
and wavelength bands used in
telecommunications
ITU-T
Rec. B.16 (11/88) Use of certain terms linked with
physical quantities
ITU-T Rec. B.17
(11/88) Adoption of the CCITT Specification and
description Language
(SDL)
ITU-T Rec. B.18 (03/93) Traffic
intensity unit
ITU-T Rec. B.19 (10/96)
Abbreviations and initials used in
telecommunications
--------------------
--------------------------------------------------
------------------------------------------------
--------------------------------------
C
系列
ITU-T Rec. C.1 (03/93) ITU statistical
yearbook
ITU-T Rec. C.2 (10/96)
Collection and dissemination of official service
information
ITU-T Rec. C.3 (03/93)
Instructions for international telecommunication
services
------------------------------
--------------------------------------------------
--------------------------------------
-
-------------------------------------
D
系列
ITU-T
Rec.
3
(03/93)
Handbook
on
the
methodology
for
determining
costs
and
establishing national
tariffs
ITU-T Rec. D.000
(03/93) Terms and definitions for the Series-D
Recommendations
ITU-T Rec. D.1 (07/91)
General principles for the lease of international
(continental and
intercontinental)
private telecommunication circuits and
networks
ITU-T Rec. D.3 (06/92)
Principles for the lease of analogue international
circuits for private
service
ITU-T Rec. D.4 (12/98) Special
conditions for the lease of international
(continental and
intercontinental)
sound- and television-programme
circuits for private service
ITU-T Rec.
D.5 (11/88) Costs and value of services rendered
as factors in the fixing of
rates
ITU-T
Rec.
D.7
(01/92)
Concept
and
implementation
of
shopping
for
international
private
leased telecommunication
circuits
ITU-T Rec. D.8 (11/88) Special
conditions for the lease of international end-to-
end digital
circuits for
private service
ITU-T Rec.
D.9 (11/88) Private leasing of transmitters or
receivers
ITU-T
Rec.
D.10
(07/91)
General
tariff
principles
for
international
public
data
communication services
ITU-T Rec. D.11
(03/91)
Special tariff principles for international
packet-switched public
data
communication services by means of the
virtual call facility
ITU-T
Rec.
D.12
(11/80)
Measurement
unit
for
charging
by
volume
in
the
international
packet-
switched
data communication service
ITU-T
Rec.
D.13
(10/84)
Guiding
principles
to
govern
the
apportionment
of
accounting
rates in
international packet-switched public
data communication relations
ITU-T
Rec.
D.15
(11/88)
General
charging
and
accounting
principles
for
non-voice
services provided
by
interworking between public data
networks
ITU-T Rec. D.20 (11/80)
Special tariff principles for the international
circuit-switched public
data
communication services
ITU-T
Rec. D.21 (11/88) Special tariff principles for
short transaction transmissions on the
international
packet
switched public data networks using the fast
select facility with restriction
ITU-T
Rec. D.30 (10/84) Implementation of reverse
charging on international public data
communication
services
ITU-T Rec. D.35 (01/92) General
charging principles in the international public
message
handling services
and associated applications
ITU-T Rec. D.36 (03/95) General
accounting principles applicable to message
handling
services and
associated applications
ITU-T Rec. D.37 (07/96) Accounting and
settlement principles applicable to the provision
of public
directory services
between interconnected Directory Management
Domains
ITU-T Rec. D.40 (06/92) General
tariff principles applicable to telegrams
exchanged in the
international
public telegram service
ITU-T
Rec.
D.41
(11/80)
Introduction
of
accounting
rates
by
zones
in
the
international
public
telegram
service
ITU-T Rec. D.42 (11/88)
Accounting in the international public telegram
service
ITU-T
Rec.
D.43
(11/88)
Partial
and
total
refund
of
charges
in
the
international
public
telegram service
ITU-T
Rec.
D.45
(06/92)
Charging
and
accounting
principles
for
the
international
telemessage
service
ITU-T
Rec.
D.60
(07/91)
Guiding
principles
to
govern
the
apportionment
of
accounting
rates in
intercontinental telex relations
ITU-T Rec. D.61 (11/88) Charging and
accounting provisions relating to the measurement
of the chargeable
duration
of a telex call
ITU-T Rec. D.65 (11/88)
General charging and accounting principles in the
international
telex service for
multi-address messages via store-and-
forward units
ITU-T Rec. D.67 (03/95)
Charging and accounting in the international telex
service
ITU-T
Rec.
D.70
(06/92)
General
tariff
principles
for
the
international
public
facsimile
service between
public
bureaux (bureaufax service)
ITU-T Rec.
D.71 (06/92) General tariff principles for the
public facsimile service between
subscriber stations
(telefax
service)
ITU-T
Rec.
D.73
(06/92)
General
tariff
and
international
accounting
principles
for
interworking between the
international bureaufax and telefax
services
ITU-T Rec. D.79 (07/91)
Charging and accounting principles in the
international videotex
service
ITU-T Rec. D.80 (11/88) Accounting and
refunds for phototelegrams
ITU-T Rec.
D.81 (11/88) Accounting and refunds for private
phototelegraph calls
ITU-T Rec. D.83
(11/88) Rates for phototelegrams and private
phototelegraph calls
ITU-T
Rec.
D.85
(11/88)
Charging
for
international
phototelegraph
calls
to
multiple
destinations
ITU-T Rec. D.90
(03/95) Charging, billing, international
accounting and settlement in the
maritime mobile
service
ITU-T Rec. D.91 (07/96) Transmission in
encoded form of maritime telecommunications
accounting
information
ITU-T
Rec.
D.93
(11/88)
Charging
and
accounting
in
the
international
land
mobile
telephone service
(provided
via cellular radio systems)
ITU-T
Rec.
D.94
(01/92)
Charging,
billing
and
accounting
principles
for
international
aeronautical
mobile
service, and international
aeronautical mobile-satellite service
ITU-T Rec. D.95 (10/92) Charging,
billing, accounting and refunds in the data
messaging
land/maritime
mobile-
satellite service
ITU-T
Rec.
D.100
(11/88)
Charging
for
international
calls
in
manual
or
semi-automatic
operating
ITU-T
Rec.
D.103
(06/92)
Charging
in
automatic
service
for
calls
terminating
on
a
recorded announcement
stating the reason for the call not
being completed
ITU-T Rec. D.104
(11/88) Charging for calls to subscriber's station
connected either to the
absent
subscriber's service or to a device
substituting a subscriber in his absence
ITU-T Rec. D.105 (12/72) Charging for
calls from or to a public call office
ITU-T Rec. D.106
(12/72)
Introduction of reduced rates
during
periods
of light traffic in
international
telephone
service
ITU-T Rec. D.110 (06/92)
Charging and accounting for conference calls
ITU-T Rec. D.115 (10/96) Tariff
principles and accounting for the International
Freephone
Service (IFS)
ITU-T Rec. D.116 (10/96) Charging and
accounting principles relating to the home country
direct telephone
service
ITU-T
Rec.
D.117
(06/99)
Charging
and
accounting
principles
for
the
international
premium rate service
(IPRS)
ITU-T
Rec.
D.120
(07/96)
Charging
and
accounting
principles
for
the
international
telecommunication charge
card service
ITU-T Rec.
D.140 (07/98) Accounting rate principles for
international telephone services
ITU-T
Rec. D.150 (06/99) New system for accounting in
international telephony
ITU-T Rec.
D.151 (12/72) Old system for accounting in
international telephony
ITU-T Rec.
D.155 (07/96) Guiding principles governing the
apportionment of accounting
rates in
intercontinental telephone relations
ITU-T Rec. D.160 (11/88) Mode of
application of the flat-rate price procedure set
forth in
Recommendation
D.67
and
Recommendation
D.150
for
remuneration
of
facilities
made
available
to
the
Administrations of
other
countries
ITU-T Rec. D.170 (06/98)
Monthly telephone and telex accounts
ITU-T Rec. D.171 (11/88) Adjustments
and refunds in the international telephone service
ITU-T
Rec.
D.172
(12/72)
Accounting
for
calls
circulated
over
international
routes
for
which accounting
rates have not been established
ITU-T Rec. D.173 (11/88) Defaulting
subscribers
ITU-T Rec. D.174 (12/72)
Conventional transmission of information necessary
for billing
and
accounting
regarding collect and credit
card calls
ITU-T Rec. D.176 (12/97)
Covering Note
ITU-T Rec. D.176
(12/97) Transmission
in
encoded form of telephone
reversed
charge
billing and
accounting information
ITU-T
Rec.
D.177
(11/88)
Adjustment
of
charges
and
refunds
in
the
international
telex
service
ITU-T Rec. D.178
(03/93) Monthly accounts for semi-automatic
telephone calls (ordinary
and urgent
calls,
with or without special
facilities)
ITU-T
Rec.
D.180
(06/98)
Occasional
provision
of
circuits
for
international
sound-
and
television-programme
transmissions
ITU-T
Rec.
D.185
(11/88)
General
tariff
and
accounting
principles
for
international
one-way
point-to-multipoint
satellite services
ITU-T
Rec.
D.186
(10/96)
General
tariff
and
accounting
principles
for
international
two-way multipoint
telecommunication service via satellite
ITU-T Rec. D.188
(10/92)
General charging
and
accounting
principles
applicable
to
an
international
videoconferencing service
ITU-T
Rec.
D.190
(09/95)
Exchange
of
international
traffic
accounting
data
between
Administrations using
electronic data interchange (EDI)
techniques
ITU-T
Rec.
D.192
(06/92)
Principles
for
charging
and
accounting
of
service
telecommunications
ITU-T Rec. D.193 (11/88) Special tariff
principles for privilege telecommunications
ITU-T
Rec.
D.196
(06/92)
Clearing
of
international
telecommunication
balances
of
accounts
ITU-T
Rec.
D.197
(07/91)
Notification
of
change
of
address(es)
for
accounting
and
settlement purposes
ITU-T
Rec.
D.210
(09/94)
General
charging
and
accounting
principles
for
international
telecommunication
services
provided over the Integrated Services Digital
Network (ISDN)
ITU-T Rec. D.211 (12/98)
International accounting for the use of the signal
transfer point
and/or signalling
point for relay in Signalling System
No. 7
ITU-T
Rec.
D.212
(10/96)
Charging
and
accounting
principles
for
the
use
of
Signalling
System No. 7
ITU-T
Rec.
D.220
(03/91)
Charging
and
accounting
principles
to
be
applied
to
international circuit-mode
demand bearer services provided over
the integrated services digital network (ISDN)
ITU-T Rec.
D.225 (12/97) Charging and accounting principles
to be applied to frame relay
data
transmission service
ITU-T
Rec. D.230 (03/95) General charging and accounting
principles for supplementary
services
associated
with
international
telecommunication
services
provided
over
the
Integrated
Services
Digital Network (ISDN)
ITU-T
Rec. D.231 (11/88) Charging and accounting
principles relating to the User-to-User
Information (UUI)
supplementary service
ITU-T
Rec.
D.232
(05/97)
Specific
tariff
and
accounting
principles
applicable
to
ISDN
supplementary services
ITU-T
Rec.
D.233
(07/96)
Charging
and
accounting
principles
to
be
applied
to
the
reversed charge
supplementary service
ITU-T
Rec. D.240 (03/91) Charging and accounting
principles for teleservices supported
by the ISDN
ITU-T
Rec.
D.250
(07/91)
General
charging
and
accounting
principles
for
non-voice
services provided by
interworking between the ISDN and
existing public data networks
ITU-T
Rec.
D.251
(11/88)
General
charging
and
accounting
principles
for
the
basic
telephone service
provided
over the ISDN or by interconnection between the
ISDN and the public switched
telephone
network
ITU-T Rec. D.260 (03/91)
Charging and accounting capabilities to be applied
on the ISDN
ITU-T
Rec.
D.280
(03/95)
Principles
for
charging
and
billing,
accounting
and
reimbursements for
universal
personal telecommunication
ITU-T Rec.
D.285
(07/96)
Guiding
principles for
charging
and
accounting
for
intelligent
network supported
services
ITU-T
Rec.
D.286
(07/96)
Charging
and
accounting
principles
for
the
global
virtual
network service
ITU-T
Rec.
D.300
R
(03/95)
Determination
of
accounting
rate
shares
in
telephone
relations between
countries in Europe and the
Mediterranean Basin
ITU-T
Rec.
D.301
R
(03/95)
Determination
of
accounting
rate
shares
and
collection
charges in telex
relations between countries in Europe
and the Mediterranean Basin
ITU-T Rec.
D.302 R (03/95) Determination of the accounting
rate shares and collection
charges for
the
international
public
telegram
service
applicable
to
telegrams
exchanged
between
countries in Europe
and
the Mediterranean Basin
ITU-T
Rec.
D.303
R
(03/95)
Determination
of
accounting
rate
shares
and
collection
charges
applicable by
countries in Europe and
the Mediterranean Basin to the occasional
provision of circuits for
sound- and
television-programme transmissions
ITU-T Rec. D.306 R (07/91) Remuneration
of public packet-switched data transmission
networks between
the
countries of Europe and the Mediterranean Basin
ITU-T
Rec.
D.307
R
(03/95)
Remuneration
of
digital
systems
and
channels
used
in
telecommunication
relations between the countries of
Europe and the Mediterranean Basin
ITU-T
Rec.
D.310
R
(03/95)
Determination
of
rentals
for
the
lease
of
international
programme
(sound- and
television-) circuits and
associated control circuits for private service in
relations between
countries in
Europe and the Mediterranean Basin
ITU-T Rec. D.500 R (06/98) Accounting
rates applicable to telephone relations between
countries in Asia
and
Oceania
ITU-T
Rec.
D.501
R
(10/93)
Accounting
rates
applicable
to
telex
relations
between
countries in Asia
and
Oceania
ITU-T
Rec.
D.600
R
(10/93)
Determination
of
accounting
rate
shares
and
collection
charges in
telephone
relations between countries
in Africa
ITU-T
Rec.
D.601
R
(10/93)
Determination
of
accounting
rate
shares
and
collection
charges in telex
relations between countries in Africa
ITU-T
Rec.
D.606
R
(11/88)
Preferential
rates
in
telecommunication
relations
between
countries in Africa
Notice
to
Recommendation
D.140
(07/98)
-
Published
as
a
Covering
note
(07/98)
-
Applicability of
Appendix
II
of
Annex
B
(Second
data
collection
method)
-
Accounting
principles
for
international telephone
services
-------------------
--------------------------------------------------
-------------------------------------------------<
/p>
--------------------------------------
E
系列
ITU-T Rec. E.100 (11/88) Definitions of
terms used in international telephone operation
ITU-T Rec. E.104 (02/95) International
telephone directory assistance service and public
access
ITU-T Rec. E.105
(08/92) International telephone service
ITU-T Rec. E.109 (02/95) International
billed number screening procedures for collect and
third-party
calling
ITU-T Rec. E.110
(11/88) Organization of the international
telephone network
ITU-T Rec. E.111
(11/88) Extension of international telephone
services
ITU-T Rec. E.112 (11/88)
Arrangements to be made for controlling the
telephone services
between two
countries
ITU-T Rec. E.113
(05/97) Validation procedures for the
international telecommunications
charge
card service
ITU-T Rec. E.114 (11/88)
Supply of lists of subscribers (directories and
other means)
ITU-T Rec. E.115 (02/95)
Computerized directory assistance
ITU-T
Rec. E.116 (05/97) International telecommunication
charge card service
ITU-T Rec. E.117
(06/94) Terminal devices used in connection with
the public telephone
service (other
than telephones)
ITU-T Rec.
E.118 (07/96) The international telecommunication
charge card
ITU-T Rec. E.120 (11/88)
Instructions for users of the international
telephone service
ITU-T Rec. E.121
(07/96) Pictograms, symbols and icons to assist
users of the telephone
service
ITU-T
Rec.
E.122
(11/88)
Measures
to
reduce
customer
difficulties
in
the
international
telephone
service
ITU-T Rec. E.123 (11/88)
Notation for national and international telephone
numbers
ITU-T Rec. E.124 (11/88)
Discouragement of frivolous international calling
to unassigned
or vacant numbers
answered by recorded announcements
without charge
ITU-T Rec. E.125 (10/84)
Inquiries among users of the international
telephone service
ITU-T
Rec.
E.126
(11/88)
Harmonization
of
the
general
information
pages
of
the
telephone
directories
published by
administrations
ITU-T Rec. E.127
(11/88) Pages in the telephone directory intended
for foreign visitors
ITU-T Rec. E.128
(11/88) Leaflet to be distributed to foreign
visitors
ITU-T
Rec.
E.130
(11/88)
Choice
of
the
most
useful
and
desirable
supplementary
telephone services
ITU-T
Rec.
E.131
(11/88)
Subscriber
control
procedures
for
supplementary
telephone
services
ITU-T
Rec.
E.132
(11/88)
Standardization
of
elements
of
control
procedures
for
supplementary telephone
services
ITU-T Rec. E.133
(11/88) Operating procedures for cardphones
ITU-T Rec. E.134 (03/93) Human factors
aspects of public terminals: generic operating
procedures
ITU-T Rec. E.135
(10/95) Human factors aspects of public
telecommunication terminals
for people
with
disabilities
ITU-T
Rec.
E.136
(05/97)
Specification
of
a
tactile
identifier
for
use
with
telecommunication cards
ITU-T Rec. E.137 (05/97) User
instructions for payphones
ITU-T Rec.
E.140 (08/92) Operator-assisted telephone service
ITU-T Rec. E.148 (11/88) Routing of
traffic by automatic transit exchanges
ITU-T Rec. E.149 (11/88) Presentation
of routing data
ITU-T Rec. E.151
(08/92) Telephone conference calls
ITU-T Rec. E.152 (07/96) International
freephone service
ITU-T Rec. E.153
(10/96) Home country direct
ITU-T Rec.
E.154 (03/98) International shared cost service
ITU-T Rec. E.155 (03/98) International
premium rate service
ITU-T Rec. E.161
(05/95) Arrangement of digits, letters and symbols
on telephones and
other devices that
can be used for gaining access to a
telephone network
ITU-T
Rec.
E.162
(04/95)
Capability
for
seven
digit
analysis
of
international
E.164
numbers at time T
ITU-T Rec.
E.164 (05/97) The international public
telecommunication numbering plan
ITU-T
Rec. E.164 - Supplement 1 (03/98) ALTERNATIVES FOR
CARRIER SELECTION
AND NETWORK
IDENTIFICATION
ITU-T Rec.
E.164 Supp.2 (11/98) Number Portability
ITU-T Rec. E.164.1 (03/98) Criteria and
procedures for the reservation, assignment, and
reclamation of
E.164 country
codes and associated Identification Codes (ICs)
ITU-T Rec. E.165 (11/88) Timetable for
coordinated implementation of the full capability
of
the numbering
plan for
the ISDN era (Recommendation E.164)
ITU-T
Rec.
E.165.1
(10/96)
Use
of
escape
code
within
the
E.164
numbering
plan
during the transition
period
to implementation of NPI mechanism
ITU-T Rec. E.166/X.122 (03/98)
NUMBERING PLAN INTERWORKING FOR THE E.164
AND X.121 NUMBERING
PLANS
ITU-T Rec. E.167 (11/88) ISDN network
identification codes
ITU-T Rec. E.168
(05/99) Application of E.164 numbering plan for
UPT
ITU-T
Rec.
E.169
(11/98)
Application
of
Recommendation
E.164
numbering
plan
for
universal international
freephone numbers for international
freephone service
ITU-T Rec. E.170
(10/92) Traffic routing
ITU-T Rec.
E.171 (11/88) International telephone routing plan
ITU-T Rec. E.172 (10/92) ISDN routing
plan
ITU-T
Rec.
E.173
(08/91)
Routing
plan
for
interconnection
between
public
land
mobile
networks and fixed
terminal networks
ITU-T
Rec.
E.174
(04/95)
Routing
principles
and
guidance
for
Universal
Personal
Telecommunications (UPT)
ITU-T Rec. E.175 (11/88) Models for
international network planning
ITU-T
Rec. E.177 (10/96) B-ISDN routing
ITU-T
Rec.
E.180/Q.35
(03/98)
TECHNICAL
CHARACTERISTICS
OF
TONES1
FOR
THE
TELEPHONE SERVICE
ITU-T
(Series
E)
Supplement
2
to
Rec.
E.180
(01/94)
VARIOUS
TONES
USED
IN
NATIONAL NETWORKS
ITU-T Rec.
E.181 (11/88) Customer recognition of foreign
tones
ITU-T Rec. E.182 (03/98)
Application of tones and recorded announcements in
telephone
services
ITU-T
Rec. E.183 (03/98) Guiding principles for
telephone announcements
ITU-T Rec.
E.184 (11/88) Indications to users of ISDN
terminals
ITU-T
Rec.
E.190
(05/97)
Principles
and
responsabilities
for
the
management,
assignment and reclamation
of E Series international numbering
resources
ITU-T Rec. E.191 (10/96)
B-ISDN numbering and addressing
ITU-T
Rec. E.201 (08/91) Reference recommendation for
mobile services
ITU-T Rec. E.202
(10/92) Network operational principles for future
public mobile systems
and services
ITU-T
Rec.
E.210
(11/88)
Ship
station
identification
for
VHF/UHF
and
maritime
mobile-satellite
services
ITU-T Rec. E.211 (11/88)
Selection procedures for VHF/UHF maritime mobile
services
ITU-T
Rec.
E.212
(11/98)
The
international
identification
plan
for
mobile
terminals
and
mobile users
ITU-T Rec.
E.213 (11/88) Telephone and ISDN numbering plan
for land mobile stations in
public land
mobile networks (PLMN)
ITU-T
Rec.
E.214
(11/88)
Structure
of
the
land
mobile
global
title
for
the
signalling
connection
control
part (SCCP)
ITU-T
Rec.
E.215
(05/97)
Telephone/ISDN
numbering
plan
for
the
mobile-
satellite
services of Inmarsat
ITU-T Rec. E.220 (02/96)
Interconnection of public land mobile networks
(PLMN)
ITU-T Rec. E.230 (08/92)
Chargeable duration of calls
ITU-T
Rec.
E.231
(06/92)
Charging
in
automatic
service
for
calls
terminating
on
a
recorded announcement
stating the reason for the call not
being completed
ITU-T Rec. E.232
(11/88) Charging for calls to subscriber's station
connected either to the
absent
subscriber's service or to a device
substituting a subscriber in his absence
ITU-T Rec. E.250 (X) New system for
accounting in international telephony
ITU-T Rec. E.251 (X) Old system for
accounting in international telephony
ITU-T
Rec.
E.252
(X)
Mode
of
application
of
the
flat-rate
price
procedure
set
forth
in
Recommendations
D.67
and
D.150
for
remuneration
of
facilities
made
available
to
the
Administrations
of
other countries
ITU-T
Rec.
E.260
(11/88)
Basic
technical
problems
concerning
the
measurement
and
recording of call
durations
ITU-T Rec. E.261 (11/88) Devices for
measuring and recording call durations
ITU-T Rec. E.270 (X) Monthly telephone
and telex accounts
ITU-T
Rec.
E.275
(X)
Exchange
of
international
traffic
accounting
data
between
Administrations
using
electronic data interchange (EDI)
techniques
ITU-T Rec. E.276 (X)
Transmission in encoded form of telephone reversed
charge billing
and accounting
information
ITU-T
Rec.
E.277
(X)
Conventional
transmission
of
information
necessary
for
the
collection of charges and
the accounting regarding collect and
credit card calls
ITU-T
Rec.
E.300
(11/88)
Special
uses
of
circuits
normally
employed
for
automatic
telephone traffic
ITU-T Rec. E.301 (03/93) Impact of non-
voice applications on the telephone network
ITU-T Rec. E.320 (11/88) Speeding up
the establishment and clearing of phototelegraph
calls
ITU-T Rec. E.323
(11/88) Rules for phototelegraph communications
set up over circuits
normally used for
telephone traffic
ITU-T Rec.
E.330 (11/88) User control of ISDN-supported
services
ITU-T
Rec.
E.331
(10/91)
Minimum
user-terminal
interface
for
a
human
user
entering
address information
into an ISDN terminal
ITU-T
Rec. E.333 (11/88) Man-machine interaction
ITU-T
Rec.
E.401
(11/88)
Statistics
for
the
international
telephone
service
(number
of
circuits in operation
and volume of traffic)
ITU-T
Rec. E.410 (03/98) International network
management - General information
ITU-T
Rec. E.411 (03/98) International network
management - Operational guidance
ITU-T
Rec. E.412 (03/98) Network management controls
ITU-T Rec. E.413 (11/88) International
network management - Planning
ITU-T
Rec. E.414 (11/88) International network
management - Organization
ITU-T
Rec.
E.415
(08/91)
International
network
management
guidance
for
common
channel signalling
system No. 7
ITU-T
Rec.
E.420
(11/88)
Checking
the
quality
of
the
international
telephone
service
-
General
considerations
ITU-T Rec.
E.421 (11/88) Service quality observations on a
statistical basis
ITU-T
Rec.
E.422
(02/96)
Observations
on
international
outgoing
telephone
calls
for
quality
of service
ITU-T Rec. E.423 (11/88)
Observations on traffic set up by operators
ITU-T Rec. E.424 (10/92) Test calls
ITU-T Rec. E.425 (11/98) Internal
automatic observations
ITU-T
Rec.
E.426
(10/92)
General
guide
to
the
percentage
of
effective
attempts
which
should be observed
for international telephone calls
ITU-T Rec. E.427 (11/88) Collection and
statistical analysis of special quality of service
observation data for
measurements of customer difficulties
in the international automatic service
ITU-T Rec. E.428 (10/92) Connection
retention
ITU-T Rec. E.430 (06/92)
Quality of service framework
ITU-T Rec.
E.431 (06/92) Service quality assessment for
connection set-up and release
delays
ITU-T Rec. E.432 (06/92) Connection
quality
ITU-T Rec. E.433 (06/92)
Billing integrity
ITU-T Rec. E.434
(06/92) Subscriber-to-subscriber measurement of
the public switched
telephone network
ITU-T Rec. E.436 (03/98) Customer
Affecting Incidents and blocking Defects Per
Million
ITU-T Rec. E.437 (05/99)
Comparative metrics for network performance
management
ITU-T Rec. E.440 (02/96)
Customer satisfaction point
ITU-T
Rec.
E.450
(03/98)
Facsimile
quality
of
service
on
public
networks
-
General
aspects
ITU-T Rec. E.451 (03/93) Facsimile call
cut-off performance
ITU-T Rec. E.452
(03/93) Facsimile modem speed reductions and
transaction time
ITU-T Rec. E.453
(08/94) Facsimile image quality as corrupted by
transmission-induced
scan line errors
ITU-T Rec. E.454 (10/96) Transmission
performance metrics based on Error Correction
Mode (ECM) facsimile
ITU-T
Rec. E.456 (03/98) Test transaction for facsimile
transmission performance
ITU-T Rec.
E.457 (02/96) Facsimile measurement methodologies
ITU-T Rec. E.458 (02/96) Figure of
merit for facsimile transmission performance
ITU-T
Rec.
E.459
(03/98)
Measurements
and
metrics
for
characterizing
facsimile
transmission performance
using non-intrusive techniques
ITU-T Rec. E.490 (06/92) Traffic
measurement and evaluation - General survey
ITU-T Rec. E.491 (05/97) Traffic
measurement by destination
ITU-T Rec.
E.492 (02/96) Traffic reference period
ITU-T Rec. E.493 (02/96) Grade of
service (GOS) monitoring
ITU-T Rec.
E.500 (11/98) Traffic intensity measurement
principles
ITU-T Rec. E.501 (05/97)
Estimation of traffic offered in the network
ITU-T Rec. E.502 (06/92) Traffic
measurement requirements for digital
telecommunication
exchanges
ITU-T Rec. E.503 (06/92)
Traffic measurement data analysis
ITU-T
Rec. E.504 (11/88) Traffic measurement
administration
ITU-T
Rec.
E.505
(06/92)
Measurements
of
the
performance
of
common
channel
signalling network
ITU-T
Rec. E.506 (06/92) Forecasting international
traffic
ITU-T Rec. E.507 (11/88) Models
for forecasting international traffic
ITU-T Rec. E.508 (10/92) Forecasting
new telecommunication services
ITU-T
Rec. E.510 (10/45) Determination of the number of
circuits in manual operation
ITU-T
Rec.
E.520
(11/88)
Number
of
circuits
to
be
provided
in
automatic
and/or
semiautomatic operation,
without overflow facilities
ITU-T Rec. E.521 (11/88) Calculation of
the number of circuits in a group carrying
overflow
traffic
ITU-T Rec.
E.522 (11/88) Number of circuits in a high-usage
group
ITU-T Rec. E.523 (11/88) Standard
traffic profiles for international traffic streams
ITU-T Rec. E.524 (05/99) Overflow
approximations for non-random inputs
ITU-T Rec. E.525 (06/92) Designing
networks to control grade of service
ITU-T Rec. E.526 (03/93) Dimensioning a
circuit group with multi-slot bearer services and
no overflow
inputs
ITU-T Rec. E.527 (04/95) Dimensioning
at a circuit group with multi-slot bearer services
and overflow
traffic
ITU-T Rec. E.528 (02/96) Dimensioning
of digital circuit multiplication equipment (DCME)
systems
ITU-T Rec. E.529
(05/97) Network dimensioning using end-to-end GOS
objectives
ITU-T
Rec.
E.540
(11/88)
Overall
grade
of
service
of
the
international
part
of
an
international connection
ITU-T
Rec.
E.541
(11/88)
Overall
grade
of
service
for
international
connections
(subscriber-to-
subscriber)
ITU-T Rec. E.543 (11/88)
Grades of service in digital international
telephone exchanges
ITU-T
Rec.
E.550
(03/93)
Grade-of-service
and
new
performance
criteria
under
failure
conditions in
international
telephone exchanges
ITU-T Rec. E.600
(03/93) Terms and definitions of traffic
engineering
ITU-T Rec. E.700 (10/92)
Framework of the E.700-Series Recommendations
ITU-T Rec. E.701 (10/92) Reference
connections for traffic engineering
ITU-T Rec. E.711 (10/92) User demand
modelling
ITU-T Rec. E.712 (10/92) User
plane traffic modelling
ITU-T Rec.
E.713 (10/92) Control plane traffic modelling
ITU-T Rec. E.716 (10/96) User demand
modelling in Broadband-ISDN
ITU-T Rec.
E.720 (11/88) ISDN grade of service concept
ITU-T
Rec.
E.721
(05/99)
Network
grade
of
service
parameters
and
target
values
for
circuit-switched services
in the evolving ISDN
ITU-T
Rec.
E.723
(06/92)
Grade-of-service
parameters
for
Signalling
System
No.
7
networks
ITU-T Rec. E.724 (02/96) GOS parameters
and target GOS objectives for IN services
ITU-T Rec. E.728 (03/98) Grade-of-
service parameters for B-ISDN signalling
ITU-T Rec. E.731 (10/92) Methods for
dimensioning resources operating in circuit
switced
mode
ITU-T Rec.
E.733 (11/98) Methods for dimensioning resources
in Signalling System No. 7
networks
ITU-T Rec. E.734 (10/96) Methods for
allocating and dimensioning Intelligent Network
(IN)
resources
ITU-T Rec.
E.735 (05/97) Framework for traffic control and
dimensioning in B-ISDN
ITU-T Rec. E.736
(05/97) Methods for cell level traffic control in
B-ISDN
ITU-T Rec. E.737 (05/97)
Dimensioning methods for B-ISDN
ITU-T
Rec. E.743 (04/95) Traffic measurements for SS No.
7 dimensioning and planning
ITU-T Rec.
E.744 (10/96) Traffic and congestion control
requirements for SS No. 7 and
IN-
structured
networks
ITU-T
Rec. E.750 (02/96) Introduction to the
E.750-series of Recommendations on traffic
engineering
aspects of
networks supporting mobile and UPTservices
ITU-T
Rec.
E.751
(02/96)
Reference
connections
for
traffic
engineering
of
land
mobile
networks
ITU-T Rec. E.752
(10/96) Reference connections for traffic
engineering of maritime and
aeronautical systems
ITU-T
Rec. E.755 (02/96) Reference connections for UPT
traffic performance and GOS
ITU-T Rec.
E.770 (03/93) Land mobile and fixed network
interconnection traffic grade of
service concept
ITU-T
Rec.
E.771
(10/96)
Network
grade
of
service
parameters
and
target
values
for
circuit-switched public
land
mobile services
ITU-T Rec. E.773
(10/96) Maritime and aeronautical mobile grade of
service concept
ITU-T
Rec.
E.774
(10/96)
Network
grade
of
service
parameters
and
target
values
for
maritime and
aeronautical mobile services
ITU-T Rec. E.775 (02/96) UPT grade of
service concept
ITU-T Rec. E.776
(10/96) Network grade of service parameters for
UPT
ITU-T Rec. E.800 (08/94) Terms and
definition related to quality of service and
network
performance
including dependability
ITU-T Rec. E.801 (10/96) Framework for
service quality agreement
ITU-T
Rec.
E.810
(10/92)
Framework
of
the
Recommendations
on
the
serveability
performance and service
integrity for telecommunication
services
ITU-T
Rec. E.820 (10/92) Call models for serveability
and service integrity performance
ITU-T
Rec.
E.830
(10/92)
Models
for
the
specification,
evaluation
and
allocation
of
serveability and service
integrity
ITU-T Rec. E.845
(11/88) Connection accessibility objective for the
international telephone
service
ITU-T
Rec.
E.846
(03/93)
Accessibility
for
64
kbit/s
circuit
switched
international
end-to-end
ISDN
connection types
ITU-T
Rec. E.850 (10/92) Connection retainability
objective for the international telephone
service
ITU-T
Rec.
E.855
(11/88)
Connection
integrity
objective
for
the
international
telephone
service
ITU-T Rec. E.862
(06/92) Dependability planning of
telecommunication networks
ITU-T
Rec.
E.880
(11/88)
Field
data
collection
and
evaluation
on
the
performance
of
equipment, networks
and services
---------------
--------------------------------------------------
--------------------------------------------------
---
------------------------------------
--
F
系列
ITU-T Rec. F.1 (03/98) Operational
provisions for the international public telegram
service
ITU-T Rec. F.2 (11/88)
Operational provisions for the collection of
telegram charges
ITU-T Rec. F.4 (11/88)
Plain and secret language
ITU-T Rec.
F.10 (11/88) Character error rate objective for
telegraph communication using
5-unit
start-stop
equipment
ITU-T
Rec. F.11 (10/91) Continued availability of
traditional services
ITU-T Rec. F.12
(03/93) Major degradation or disruption of service
ITU-T Rec. F.14 (08/92) General
provisions for one-stop-shopping arrangements
ITU-T Rec. F.15 (08/92) Evaluating the
success of new services
ITU-T Rec. F.16
(02/95) Global virtual network service
ITU-T Rec. F.17 (08/92) Operational
aspects of service telecommunications
ITU-T
Rec.
F.18
(03/98)
Guidelines
on
harmonization
of
international
public
bureau
services
ITU-T Rec. F.20
(11/88) The international gentex service
ITU-T Rec. F.21 (11/88) Composition of
answer-back codes for the international gentex
service
ITU-T Rec. F.23
(11/88) Grade of service for long-distance
international gentex circuits
ITU-T
Rec. F.24 (11/88) Average grade of service from
country to country in the gentex
service
ITU-T Rec. F.30
(03/93) Use of various sequences of combinations
for special purposes
ITU-T Rec. F.31
(11/88) T
elegram retransmission system
ITU-T Rec. F.32 (10/95) Telegram
destination indicators
ITU-T
Rec.
F.35
(11/88)
Provisions
applying
to
the
operation
of
an
international
public
automatic
message
switching service for
equipments utilizing the international telegraph
Alphabet No. 2
ITU-T Rec. F.40 (03/91)
International public telemessage service
ITU-T
Rec.
F.41
(03/91)
Interworking
between
the
telemessage
service
and
the
international public telegram
service
ITU-T Rec. F.59
(10/96) General characteristics of the
international telex service
ITU-T Rec.
F.60 (08/92) Operational provisions for the
international telex service
ITU-T Rec.
F.61
(11/88) Operational provisions
relating
to
the
chargeable
duration
of a
telex call
ITU-T Rec. F.63 (03/93) Additional
facilities in the international telex service
ITU-T
Rec.
F.64
(11/88)
Determination
of
the
number
of
international
telex
circuits
required to carry a
given
volume of traffic
ITU-T Rec. F.65
(11/88) Time-to-answer by operators at
international telex positions
ITU-T
Rec. F.68 (11/88) Establishment of the automatic
intercontinental telex network
ITU-T
Rec.
F.69
(06/94)
The
international
telex
service
-
Service
and
operational
provisions of
telex
destination codes and telex
network identification codes
ITU-T Rec.
F.70 (11/88) Evaluating the quality of the
international telex service
ITU-T
Rec.
F.71
(11/88)
Interconnection
of
private
teleprinter
networks
with
the
telex
network
ITU-T
Rec.
F.72
(10/96)
The
international
telex
service
-
General
principles
and
operational aspects of a
store and forward facility
ITU-T Rec. F.73 (07/90) Operational
principles for communication between terminals of
the international
telex
service and data terminal equipment on packet
switched public data networks
ITU-T
Rec.
F.74
(08/92)
Intermediate
storage
devices
accessed
from
the
international
telex service
using
single stage selection -
Answerback format
ITU-T
Rec.
F.80
(10/91)
Basic
requirements
for
interworking
relations
between
the
international telex
service and other services
ITU-T
Rec.
F.82
(10/91)
Operational
provisions
to
permit
interworking
between
the
international telex
service
and the intex service
ITU-T
Rec.
F.85
(11/88)
Intercommunication
between
the
IPM
service
and
the
telex
service
ITU-T
Rec.
F.86
(10/91)
Interworking
between
the
international
telex
service
and
the
videotex service
ITU-T Rec. F.87 (03/91) Operational
principles for the transfer of messages from
terminals
on the telex
network
to
Group
3
facsimile
terminals
connected
to
the
public
switched
telephone
network
ITU-T Rec. F.89 (08/92) Status enquiry
function in the international telex service
ITU-T Rec. F.100 (11/88) Scheduled
radiocommunication service
ITU-T
Rec.
F.104
(10/91)
International
leased
circuit
services
-
customer
circuit
designations
ITU-T Rec.
F.105 (11/88) Operational provisions for
phototelegrams
ITU-T Rec. F.106 (11/88)
Operational provisions for private phototelegraph
calls
ITU-T Rec. F.107 (11/88) Rules
for phototelegraph communications set up over
circuits
normally used for
telephone traffic
ITU-T Rec.
F.108 (11/88) Operating rules for international
phototelegraph calls to multiple
destinations
ITU-T Rec.
F.110 (07/96) Operational provision for the
maritime mobile service
ITU-T Rec.
F.111 (03/91) Principles of service for mobile
systems
ITU-T Rec. F.112 (11/88)
Quality objectives for 50-baud start-stop
telegraph transmission
in the maritime
mobile-satellite service
ITU-T Rec. F.113 (08/92) Service
provisions for aeronautical passenger
communications
supported by
mobile-satellite systems
ITU-T Rec. F.115 (02/95) Service
objectives and principles for future public land
mobile
telecommunication
systems
ITU-T
Rec.
F.120
(11/88)
Ship
station
identification
for
VHF/UHF
and
maritime
mobile-satellite
services
ITU-T
Rec.
F.122
(11/88)
Operational
procedures
for
the
maritime
satellite
data
transmission service
ITU-T
Rec. F.125
(08/93) Numbering plan
for access to
the
mobile-satellite services
of
INMARSAT from the
international telex service
ITU-T
Rec.
F.127
(10/96)
Operational
procedures
for
interworking
between
the
international telex
service
and the service offered by the
INMARSAT-C system
ITU-T Rec. F.130
(11/88) Maritime answer-back codes
ITU-T Rec. F.131 (11/88) Radiotelex
service codes
ITU-T Rec. F.140 (03/93)
Point-to-multipoint telecommunication service via
satellite
ITU-T Rec. F.141 (06/94)
International two-way multipoint telecommunication
service via
satellite
ITU-T
Rec. F.150 (10/91) Service and operational
provision for the intex service
ITU-T
Rec.
F.162
(07/96)
Service
and
operational
requirements
of
store-and-forward
facsimile
service
ITU-T
Rec.
F.163
(07/96)
Operational
requirements
of
the
interconnection
of
facsimile
store-and-forward
units
ITU-T
Rec.
F.170
(03/98)
Operational
provisions
for
the
international
public
facsimile
service between
public
bureaux (Bureaufax)
ITU-T Rec. F.171
(11/88) Operational provisions relating to the use
of store-and-forward
switching nodes
within the bureaufax service
ITU-T
Rec.
F.182
bis
(10/96)
Guidelines
for
the
support
of
the
communication
of
documents using Group
3 facsimile between user terminals via
public networks
ITU-T
Rec.
F.185
(06/98)
Internet
facsimile:
Guidelines
for
the
support
of
the
communication of
facsimile
documents
ITU-T
Rec.
F.190
(08/92)
Operational
provisions
for
the
international
facsimile
service
between public
bureaux and
subscriber stations and vice versa (bureaufax-
telefax and vice versa)
ITU-T Rec.
F.300 (03/93) Videotex service
ITU-T
Rec. F.301 (10/95) Fast speed PSTN videotex
ITU-T Rec. F.350 (11/88) Application of
Series T Recommendations
ITU-T Rec.
F.351 (11/88) General principles on the
presentation of terminal identification
to users of the
telematic
services
ITU-T
Rec.
F.353
(11/88)
Provision
of
telematic
and
data
transmission
services
on
integrated services digital
network (ISDN)
ITU-T Rec.
F.400/X.400 (07/96) Message handling system and
service overview
ITU-T Rec. X.400/F.400
Amd 1 (09/98)
ITU-T Rec. F.401 (08/92)
Naming and addressing for public message handling
services
ITU-T Rec. F.410 (08/92) The
public message transfer service
ITU-T
Rec. F.415 (11/88) Intercommunication with public
physical delivery services
ITU-T Rec.
F.420 (08/92) The public interpersonal messaging
service
ITU-T Covering note to F.421
(11/88) Intercommunication between the IPM service
and
the telex service
ITU-T
Rec.
F.421
(11/88)
Intercommunication
between
the
IPM
service
and
the
telex
service
ITU-T
Rec.
F.423
(08/92)
Intercommunication
between
the
interpersonal
messaging
service and the telefax
service
ITU-T Rec. F.440
(08/92) The voice messaging service
ITU-T Rec. F.471 Cor 1 (09/98)
ITU-T Rec. F.471 (08/97) Operational
requirements for the interconnection of voice-mail
store-and-forward
units
ITU-T
Rec.
F.472
(08/97)
Service
and
operational
requirements
of
the
voice-mail
store-and-forward service
ITU-T Rec. F.500 (08/92)
International public directory services
ITU-T Rec. F.510 (12/97) Automated
directory assistance - White pages service
definition
ITU-T Rec. F.551
(03/93) Service Recommendation
for the
telematic file
transfer within
telefax 3,
telefax 4,
teletex services and message
handling services
ITU-T Rec. F.581
(03/93) Guidelines
for
programming
communication
interfaces
(PCIs)
definition: service
Recommendation
ITU-T Rec.
F.600 (09/98) Service and operational principles
for public data transmission
service
ITU-T
Rec.
F.700
(07/96)
Framework
Recommendation
for
audiovisual/multimedia
services
ITU-T
Rec.
F.700
Amendment
1
(05/99)
FRAMEWORK
RECOMMENDATION
FOR
AUDIOVISUAL/MULTIMEDIA
SERVICES
ITU-T Rec. F.702
(07/96) Multimedia conference services
ITU-T Rec. F.720 (08/92) Videotelephony
services - General
ITU-T Rec. F.721
(08/92) Videotelephony teleservice for ISDN
ITU-T Rec. F.723 (07/96) Videophone
service in the Public Switched
T
elephone Network
(PSTN)
ITU-T Rec. F.731 (07/97) Multimedia
Conference Services in the ISDN
ITU-T
Rec. F.732 (10/96) Multimedia conference services
in the B-ISDN
ITU-T Rec. F.740 (08/93)
Audiovisual interactive services
ITU-T
Rec. F.761 (11/88) Service oriented requirements
for telewriting applications
ITU-T Rec.
F.811 (07/96) Broadband connection-oriented bearer
service
ITU-T Rec. F.812 (08/92)
Broadband connectionless data bearer service
ITU-T
Rec.
F.813
(02/95)
Virtual
path
service
for
reserved
and
permanent
communications
ITU-T Rec. F.850 (03/93) Principles of
universal personal telecommunication (UPT)
ITU-T
Rec.
F.851
(02/95)
Universal
Personal
Telecommunication
(UPT)
-
Service
description (service set 1)
ITU-T
Rec.
F.853
(11/98)
Supplementary
services
in
the
Universal
Personal
Telecommunication (UPT)
environment
ITU-T Rec. F.901
(03/93) Usability evaluation of telecommunication
services
ITU-T Rec. F.902 (02/95)
Interactive services design guidelines
ITU-T
Rec.
F.910
(02/95)
Procedures
for
designing,
evaluating
and
selecting
symbols,
pictograms and icons.
------
--------------------------------------------------
--------------------------------------------------
------------
---------------------------
-----------
G
系列
ITU-T
Rec.
29
(03/93)
Planning
of
mixed
analogue-digital
circuits
(chains,
connections)
ITU-T Rec. 31 (03/93) Principles of
determining an impedance strategy for the local
network
ITU-T Rec. 32 (03/93) Transmission
aspects of digital mobile radio systems
ITU-T
Rec.
37
(10/98)
ITU-T
Recommendation
G.763
digital
circuit
multiplication
equipment
(DCME)
tutorial and dimensioning
ITU-T
Rec.
38
(10/98)
Variable
bit
rate
calculations
for
ITU-T
Recommendation
G.767 Digital Circuit
Multiplication Equipment (DCME)
ITU-T
Rec.
G.100
(03/93)
Definitions
used
in
Recommendations
on
general
characteristics of
international
telephone connections and
circuits
ITU-T Rec. G.101 (08/96) The
transmission plan
ITU-T Rec. G.102
(11/80) Transmission performance objectives and
Recommendations
ITU-T Rec. G.103
(12/98) Hypothetical reference connections
ITU-T Rec. G.105 (11/88) Hypothetical
reference connection for crosstalk studies
ITU-T Rec. G.107 (12/98) The E-Model, a
computational model for use
in
transmission
planning
ITU-T Rec. G.111 (03/93) Loudness
ratings (LRs) in an international connection
ITU-T Rec. G.113 (02/96) Transmission
impairments
ITU-T
Rec.
G.113
Appendix
I
(12/98)
Provisional
planning
values
for
the
equipment
impairment factor Ie
ITU-T
Rec. G.114 (02/96) One-way transmission time
ITU-T
Rec.
G.115
(02/96)
Mean
active
speech
level
for
announcements
and
speech
synthesis systems
ITU-T Rec. G.117 (02/96) Transmission
aspects of unbalance about earth
ITU-T
Rec. G.120 (12/98) Transmission characteristics of
national networks
ITU-T Rec. G.121
(03/93) Loudness ratings (LRs) of national systems
ITU-T
Rec.
G.122
(03/93)
Influence
of
national
systems
on
stability
talker
echo
in
international connections
ITU-T Rec. G.126 (03/93) Listener echo
in telephone networks
ITU-T Rec. G.131
(08/96) Control of talker echo
ITU-T
Rec. G.136 (09/99) Application rules for automatic
level control devices
ITU-T Rec. G.142
(12/98) Transmission characteristics of exchanges
ITU-T Rec. G.162 (10/68)
Characteristics of compandors for telephony
ITU-T Rec. G.164 (11/88) Echo
suppressors
ITU-T Rec. G.165 (03/93)
Echo cancellers
ITU-T Rec.
G.166
(11/88)
Characteristics of
syllabic
compandors for
telephony
on
high
capacity
long
distance systems
ITU-T
Rec. G.167 (03/93) Acoustic echo controllers
ITU-T Rec. G.168 (04/97) Digital
network echo cancellers
ITU-T Rec.
G.169 (06/99) Automatic level control devices
ITU-T Rec. G.171 (11/88) Transmission
plan aspects of privately operated networks
ITU-T Rec. G.172 (11/88) Transmission
plan aspects of international conference calls
ITU-T Rec.
G.173 (03/93) Transmission planning aspects of the
speech service in digital
public land
mobile
networks
ITU-T
Rec.
G.174
(06/94)
Transmission
performance
objectives
for
terrestrial
digital
wireless systems
using
portable terminals to access the
PSTN
ITU-T
Rec.
G.175
(04/97)
Transmission
planning
for
private/public
network
interconnection of
voice traffic
ITU-T Rec. G.176 (04/97)
Planning guidelines for the integration of ATM
technology into
networks
supporting voiceband services
ITU-T Rec.
G.180
(03/93)
Characteristics
of N
+
M
type
direct
transmission
restoration
systems for use on
digital
and analogue sections, links or equipment
ITU-T
Rec.
G.181
(03/93)
Characteristics
of
1
+
1
type
restoration
systems
for
use
on
digital transmission
links
ITU-T Rec. G.191 (11/96) Software tools
for speech and audio coding standardization
ITU-T Rec. G.192 (03/96) A common
digital parallel interface for speech
standardization
activities
ITU-T Rec. G.211 (10/84) Make-up of a
carrier link
ITU-T Rec. G.212 (10/84)
Hypothetical reference circuits for analogue
systems
ITU-T Rec. G.213 (10/84)
Interconnection of systems in a main repeater
station
ITU-T Rec. G.214 (10/68) Line
stability of cable systems
ITU-T Rec.
G.215 (11/80) Hypothetical reference circuit of
5000 km for analogue systems
ITU-T
Rec.
G.221
(11/80)
Overall
recommendations
relating
to
carrier-transmission
systems
ITU-T Rec. G.222
(11/88) Noise objectives for design of carrier-
transmission systems of
2500 km
ITU-T
Rec.
G.223
-
Assumptions
for
the
calculation
of
noise
on
hypothetical
reference
circuits for telephony
ITU-T
Rec.
G.224
-
Maximum
permissible
value
for
the
absolute
power
level
(power
referred to one
milliwatt)
of a signalling pulse
ITU-T
Rec.
G.225
(10/68)
Recommendations
relating
to
the
accuracy
of
carrier
frequencies
ITU-T Rec. G.226 (11/88) Noise on a
real link
ITU-T Rec. G.227 -
Conventional telephone signal
ITU-T
Rec.
G.228
(11/88)
Measurement
of
circuit
noise
in
cable
systems
using
a
uniform-
spectrum random
noise loading
ITU-T Rec. G.229 (10/84) Unwanted
modulation and phase jitter
ITU-T
Rec.
G.230
(11/80)
Measuring
methods
for
noise
produced
by
modulating
equipment and
through-
connection filters
ITU-T Rec. G.231
(11/88) Arrangement of carrier equipment
ITU-T Rec. G.232 (10/84) 12-channel
terminal equipments
ITU-T Rec. G.233
(10/84) Recommendations concerning translating
equipments
ITU-T Rec. G.241 (10/84)
Pilots on groups, supergroups, etc.
ITU-T Rec. G.242 (10/84) Through-
connection of groups, supergroups, etc.
ITU-T
Rec.
G.243
(10/84)
Protection
of
pilots
and
additional
measuring
frequencies
at
points where there
is a
through-connection
ITU-T
Rec.
G.322
(10/84)
General
characteristics
recommended
for
systems
on
symmetric pair cables
ITU-T
Rec. G.325 (10/84) General characteristics
recommended for systems providing 12
telephone carrier
circuits
on a symmetric cable pair [(12 + 12) systems]
ITU-T
Rec.
G.332
(11/80)
12
MHz
systems
on
standardized
2.6/9.5
mm
coaxial
cable
pairs
ITU-T
Rec.
G.333
(10/84)
60
MHz
systems
on
standardized
2.6/9.5
mm
coaxial
cable
pairs
ITU-T
Rec.
G.334
(11/80)
18
MHz
systems
on
standardized
2.6/9.5
mm
coaxial
cable
pairs
ITU-T
Rec.
G.341
(10/84)
1.3
MHz
systems
on
standardized
1.2/4.4
mm
coaxial
cable
pairs
ITU-T Rec. G.343
(10/84) 4 MHz systems on standardized 1.2/4.4 mm
coaxial cable pairs
ITU-T Rec. G.344
(10/84) 6 MHz systems on standardized 1.2/4.4 mm
coaxial cable pairs
ITU-T
Rec.
G.345
(10/84)
12
MHz
systems
on
standardized
1.2/4.4
mm
coaxial
cable
pairs
ITU-T
Rec.
G.346
(11/80)
18
MHz
systems
on
standardized
1.2/4.4
mm
coaxial
cable
pairs
ITU-T Rec. G.352
(11/80) Interconnection of coaxial carrier systems
of different designs
ITU-T Rec. G.411
(11/88) Use of radio-relay systems for
international telephone circuits
ITU-T
Rec. G.421 (11/88) Methods of interconnection
ITU-T Rec. G.422 (10/84)
Interconnection at audio-frequencies
ITU-T
Rec.
G.423
(06/64)
Interconnection
at
the
baseband
frequencies
of
frequency-division multiplex
radio-relay systems
ITU-T
Rec. G.431 (06/64) Hypothetical reference circuits
for frequency-division multiplex
radio-
relay systems
ITU-T
Rec.
G.441
(11/88)
Permissible
circuit
noise
on
frequency-division
multiplex
radio-relay systems
ITU-T
Rec. G.442 (06/64) Radio-relay system design
objectives for noise at the far end of
a hypothetical
reference
circuit with reference to telegraphy transmission
ITU-T Rec. G.451 (11/88) Use of radio
links in international telephone circuits
ITU-T Rec. G.511 (02/98) Test
methodology for Group 3 facsimile processing
equipment in
the Public
Switched
Telephone Network
ITU-T Rec. G.601
(11/80) Terminology for cables
ITU-T
Rec.
G.602
(10/84)
Reliability
and
availability
of
analogue
cable
transmission
systems and
associated
equipments
ITU-T
Rec.
G.611
(11/80)
Characteristics
of
symmetric
cable
pairs
for
analogue
transmission
ITU-T
Rec.
G.612
(11/80)
Characteristics
of
symmetric
cable
pairs
designed
for
the
transmission of systems
with
bit rates of the order of 6 to 34 Mbit/s
ITU-T Rec. G.613 (10/84)
Characteristics of symmetric cable pairs usable
wholly for the
transmission of
digital systems with a bit rate of up
to 2 Mbits
ITU-T
Rec.
G.614
(11/88)
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
ITU-T Rec. G.621 (11/80)
Characteristics of 0.7/2.9 mm coaxial cable pairs
ITU-T Rec. G.622 (11/88)
Characteristics of 1.2/4.4 mm coaxial cable pairs
ITU-T Rec. G.623 (11/88)
Characteristics of 2.6/9.5 mm coaxial cable pairs
ITU-T
Rec.
G.631
(10/76)
Types
of
submarine
cable
to
be
used
for
systems
with
line
frequencies of less
than about 45 MHz
ITU-T
Rec.
G.650
(04/97)
Definition
and
test
methods
for
the
relevant
parameters
of
single-mode fibres
ITU-T
Rec. G.651 (02/98) Characteristics of a 50/125
μ
m multimode graded index
optical
fibre cable
ITU-T
Rec. G.652 (04/97) Characteristics of a single-
mode optical fibre cable
ITU-T Rec.
G.653 (04/97) Characteristics of a dispersion-
shifted single-mode optical fibre
cable
ITU-T
Rec.
G.654
(04/97)
Characteristics
of
a
cut-off
shifted
single-mode
optical
fibre
cable
ITU-T
Rec.
G.655
(10/96)
Characteristics
of
a
non-zero
dispersion
shifted
single-mode
optical fibre
cable
ITU-T Rec. G.661 (10/98)
Definition and test methods for the relevant
generic parameters
of optical
amplifier devices and subsystems
ITU-T
Rec.
G.662
(10/98)
Generic
characteristics
of
optical
fibre
amplifier
devices
and
subsystems
ITU-T Rec. G.663 (10/96) Application
related aspects of optical fibre amplifier devices
and
sub-systems
ITU-T Rec.
G.664 (06/99) Optical safety procedures and
requirements for optical transport
systems
ITU-T Rec. G.671 (11/96) Transmission
characteristics of passive optical components
ITU-T
Rec.
G.681
(10/96)
Functional
characteristics
of
interoffice
and
long-haul
line
systems using optical
amplifiers, including optical
multiplexing
ITU-T
Rec.
G.692
(10/98)
Optical
interfaces
for
multichannel
systems
with
optical
amplifiers
ITU-T Rec. G.701 (03/93) Vocabulary of
digital transmission and multiplexing, and pulse
code modulation
(PCM) terms
ITU-T Rec. G.702 (11/88) Digital
hierarchy bit rates
ITU-T
Rec.
G.703
(10/98)
Physical/electrical
characteristics
of
hierarchical
digital
interfaces
ITU-T Rec. G.704
(10/98) Synchronous frame structures used at 1544,
6312, 2048, 8448
and 44 736
kbit/s hierarchical levels
ITU-T
Rec.
G.706
(04/91)
Frame
alignment
and
cyclic
redundancy
check
(CRC)
procedures relating to basic
frame structures defined in
Recommendation G.704
ITU-T Rec.
G.707
(03/96)
Network node
interface for
the
synchronous
digital
hierarchy
(SDH)
ITU-T Rec. G.708
(06/99) Sub STM-0 network node interface for the
synchronous digital
hierarchy (SDH)
ITU-T Rec. G.711 (11/88) Pulse code
modulation (PCM) of voice frequencies
ITU-T
Rec.
G.712
(11/96)
Transmission
performance
characteristics
of
pulse
code
modulation channels
ITU-T
Rec.
G.720
(07/95)
Characterization
of
low-rate
digital
voice
coder
performance
with non-voice
signals
ITU-T Rec. G.722 (11/88) 7 kHz audio-
coding within 64 kbit/s
ITU-T
Rec.
G.722
Annex
A
(03/93)
Testing
signal-to-total
distortion
ratio
for
7
kHz
audio-codecs at 64
kbit/s Recommendation G.722 connected
back-to-back
ITU-T
Rec.
G.722
Appendix
2
(03/87)
Description
of
the
digital
test
sequences
for
the
verification of the
G.722 64
kbit/s SB-ADPCM 7 kHz codec
ITU-T Rec.
G.722.1 (09/99) Coding at 24 and 32 kbit/s for
hands-free operation in systems
with
low frame
loss
ITU-T
Rec.
G.723.1
(03/96)
Dual
rate
speech
coder
for
multimedia
communications
transmitting at 5.3 and
6.3
kbit/s
ITU-T Rec. G.724 (11/88)
Characteristics of a 48-channel low bit rate
encoding primary
multiplex operating
at 1544 kbit/s
ITU-T Rec. G.725 (11/88) System aspects
for the use of the 7 kHz audio codec within 64
kbit/s
ITU-T Rec. G.726
(12/90) 40, 32, 24, 16 kbit/s adaptive
differential pulse code modulation
(ADPCM)
ITU-T
Rec.
G.726
Annex
A
(11/94)
Extensions
of
Recommendation
G.726
for
use
with
uniform-quantized
input and
output
ITU-T
Rec.
G.726
Appendix
2
(03/91)
Test
Vectors
-
Description
of
the
digital
test
sequences for the
verification of the G.726 40, 32, 24
and 16 kbit/s ADPCM algorithm
ITU-T
Rec. G.726 Appendix 3 (05/94) Comparison of ADPCM
algorithms
ITU-T
Rec.
G.727
(12/90)
5-,
4-,
3-
and
2-bits/sample
embedded
adaptive
differential
pulse code
modulation
(ADPCM)
ITU-T
Rec.
G.727
Annex
A
(11/94)
Extensions
of
Recommendation
G.727
for
use
with
uniform-quantized
input and output
ITU-T
Rec.
G.727
Appendix
1
(03/91)
Description
of
the
digital
test
sequences
for
the
verification of the
G.727 5
, 4 , 3 and 2 bit/sample embedded ADPCM algorithm
ITU-T Rec. G.727 Appendix 2 (05/94)
Comparison of ADPCM algorithms
ITU-T
Rec.
G.728
(09/92)
Coding
of
speech
at
16
kbit/s
using
low-
delay
code
excited
linear prediction
ITU-T Rec.
G.728 Annex G (11/94) 16 kbit/s fixed point
specification
ITU-T Rec. G.728 Annex H
(05/99) Variable bit rate LD-CELP operation mainly
for DCME
at rates less than
16 kbit/s
ITU-T Rec.
G.728
Annex
I
(05/99)
Coding
of
speech
at
16
kbit/s
using
low-
delay
code
excited linear
prediction - Annex I: Fram
ITU-T Rec. G.728 Appendix 1 (07/95)
Programs and test sequences for implementation
verification of the
algorithm of the G.728 16 kbit/s LD-
CELP speech coder
ITU-T Rec. G.728
Appendix 2 (11/95) Speech performance
ITU-T
Rec.
G.729
(03/96)
Coding
of
speech
at
8
kbit/s
using
conjugate-structure
algebraic-code-excited
linear-prediction
ITU-T Rec.
G.729 Annex A (11/96) Reduced complexity 8 kbit/s
CS-ACELP speech codec
ITU-T Rec. G.729
Annex B (11/96) A silence compression scheme for
G.729 optimized for
terminals
conforming to Recommendation V.70
ITU-T
Rec.
G.729
Annex
C
(09/98)
CODING
OF
SPEECH
AT
8
kbit/s
USING
CONJUGATE-STRUCTURE
ALGEBRAIC-CODE-EXCITED-LINEAR-PREDICTIO
ITU-T
Rec.
G.729
Annex
D
(09/98)
CODING
OF
SPEECH
AT
8
kbit/s
USING
CONJUGATE-STRUCTURE
ALGEBRAIC-CODE-EXCITED LINEAR-
PREDICTION
ITU-T
Rec.
G.729
Annex
E
(09/98)
CODING
OF
SPEECH
AT
8
kbit/s
USING
CONJUGATE-STRUCTURE
ALGEBRAIC-CODE-EXCITED LINEAR-PREDICTIO
ITU-T Rec. G.731 (11/88) Primary PCM
multiplex equipment for voice frequencies
ITU-T Rec. G.732 (11/88)
Characteristics of primary PCM multiplex equipment
operating
at 2048 kbit/s
ITU-T Rec. G.733 (11/88)
Characteristics of primary PCM multiplex equipment
operating
at 1544 kbit/s
ITU-T
Rec.
G.734
(11/88)
Characteristics
of
synchronous
digital
multiplex
equipment
operating at 1544
kbit/s
ITU-T Rec. G.735
(11/88) 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
ITU-T
Rec.
G.736
(03/93)
Characteristics
of
a
synchronous
digital
multiplex
equipment
operating at 2048
kbit/s
ITU-T Rec. G.737
(11/88) Characteristics of an external access
equipment operating at
2048 kbit/s
offering
synchronous digital access at
384 kbit/s and/or 64 kbit/s
ITU-T Rec.
G.738 (11/88) 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
ITU-T Rec. G.739 (11/88)
Characteristics of an external access equipment
operating at
2048 kbit/s offering
synchronous digital access at 320
kbit/s and/or 64 kbit/s
ITU-T Rec.
G.741 (11/88) General considerations on second
order multiplex equipments
ITU-T
Rec.
G.742
(11/88)
Second
order
digital
multiplex
equipment
operating
at
8448
kbit/s and using
positive
justification
ITU-T
Rec.
G.743
(11/88)
Second
order
digital
multiplex
equipment
operating
at
6312
kbit/s
and using
positive justification
ITU-T Rec. G.744 (11/88) Second order
PCM multiplex equipment operating at 8448 kbit/s
ITU-T
Rec.
G.745
(11/88)
Second
order
digital
multiplex
equipment
operating
at
8448
kbit/s and using
positive/zero/negative justification
ITU-T
Rec.
G.746
(10/84)
Characteristics
of
second
order
PCM
multiplex
equipment
operating at 6312
kbit/s
ITU-T
Rec.
G.747
(11/88)
Second
order
digital
multiplex
equipment
operating
at
6312
kbit/s and
multiplexing three tributaries at 2048
kbit/s
ITU-T Rec. G.751 (11/88) 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
ITU-T
Rec.
G.752
(11/80)
Characteristics
of
digital
multiplex
equipments
based
on
a
second order bit rate
of
6312 kbit/s and using positive justification
ITU-T Rec. G.753 (11/88) Third order
digital multiplex equipment operating at 34 368
kbit/s
and using
positive/zero/negative justification
ITU-T Rec. G.754 (11/88) Fourth order
digital multiplex equipment operating at 139 264
kbit/s and using
positive/zero/negative justification
ITU-T
Rec.
G.755
(11/88)
Digital
multiplex
equipment
operating
at
139
264
kbit/s
and
multiplexing three
tributaries at 44 736 kbit/s
ITU-T Rec. G.761 (11/88) General
characteristics of a 60-channel transcoder
equipment
ITU-T Rec. G.762 (11/88)
General characteristics of a 48-channel transcoder
equipment
ITU-T Rec. G.763 (10/98)
Digital circuit multiplication equipment using
G.726 ADPCM and
digital speech
interpolation
ITU-T Rec.
G.764 (12/90) Voice packetization - Packetized
voice protocols
ITU-T Rec. G.764
Appendix 1 (11/95) Packetization guide
ITU-T Rec. G.765 (09/92) Packet circuit
multiplication equipment
ITU-T Rec.
G.765 Appendix 1 (11/95) A guide to PCME
ITU-T
Rec.
G.766
(11/96)
Facsimile
demodulation/remodulation
for
digital
circuit
multiplication
equipment
ITU-T Rec. G.767 (10/98)
Digital circuit multiplication equipment using 16
kbit/s LD-CELP
,
digital
speech
interpolation and facsimile
demodulation/remodulation
ITU-T
Rec.
G.772
(03/93)
Protected
monitoring
points
provided
on
digital
transmission
systems
ITU-T Rec. G.773
(03/93) Protocol suites for Q-interfaces for
management of transmission
systems
ITU-T Rec. G.774 Cor 1 (11/96)
ITU-T Rec. G.774 (09/92) Synchronous
digital hierarchy (SDH) management information
model for the
network
element view
ITU-T
Rec.
G.774.01
Corrigendum
1
(11/96)
SYNCHRONOUS
DIGITAL
HIERARCHY
[SDH] PERFORMANCE
MONITORING FOR THE NETWORK ELEMENT VIE
ITU-T
Rec.
G.774.01
(11/94)
Synchronous
Digital
Hierarchy
(SDH)
performance
monitoring for
the network
element view
ITU-T
Rec.
G.774.02
Corrigendum
1
(11/96)
SYNCHRONOUS
DIGITAL
HIERARCHY
[SDH] CONFIGURATION OF
THE
PAYLOAD STRUCTURE FOR THE NET
ITU-T
Rec.
G.774.02
(11/94)
Synchronous
digital
hierarchy
(SDH)
configuration
of
the
payload
structure for
the network element view
ITU-T
Rec.
G.774.03
Corrigendum
1
(11/96)
SYNCHRONOUS
DIGITAL
HIERARCHY
[SDH] MANAGEMENT
OF
MULTIPLEX-SECTION PROTECTION ...
ITU-T
Rec.
G.774.03
(11/94)
Synchronous
digital
hierarchy
(SDH)
management
of
multiplex-section
protection
for the network element view
ITU-T
Rec.
G.774.04
Corrigendum
1
(11/96)
SYNCHRONOUS
DIGITAL
HIERARCHY
(SDH) MANAGEMENT OF THE
SUBNETWORK CONNECTION ...
ITU-T
Rec.
G.774.04
(07/95)
Synchronous
digital
hierarchy
(SDH)
management
of
the
subnetwork
connection
protection for the network element view
ITU-T
Rec.
G.774.05
Corrigendum
1
(11/96)
SYNCHRONOUS
DIGITAL
HIERARCHY
[SDH] MANAGEMENT
OF
CONNECTION SUPERVISION FUNCTIONALITY
ITU-T
Rec.
G.774.05
(07/95)
Synchronous
Digital
Hierarchy
(SDH)
management
of
connection supervision
functionality (HCS/LCS) for the network
element view
ITU-T
Rec.
G.774.6
(04/97)
Synchronous
digital
hierarchy
(SDH)
unidirectional
performance
monitoring for
the network element view
ITU-T Rec. G.774.7 (11/96) Synchronous
Digital Hierarchy (SDH) management of lower
order path trace and
interface labelling for the network
element view
ITU-T
Rec.
G.774.8
(04/97)
Synchronous
Digital
Hierarchy
(SDH)
management
of
radio-relay systems for the
network element view
ITU-T
Rec. G.774.9 (02/98) Synchronous Digital Hierarchy
(SDH) configuration of linear
multiplex
section
protection for the network
element view
ITU-T Rec. G.775 (10/98)
Loss of Signal (LOS), Alarm Indication Signal
(AIS) and Remote
Defect Indication
(RDI) defect detection and clearance
criteria for PDH signals
ITU-T Rec.
G.776.1 (10/98) Managed objects for signal
processing network elements
ITU-T
Rec.
G.780
(06/99)
Vocabulary
of
terms for
synchronous
digital
hierarchy
(SDH)
networks and
equipment
ITU-T Rec.
G.781 (06/99) Synchronization layer functions
ITU-T
Rec.
G.783
(04/97)
Characteristics
of
synchronous
digital
hierarchy
(SDH)
equipment functional
blocks
ITU-T Rec. G.784 (06/99)
Synchronous digital hierarchy (SDH) management
ITU-T Rec. G.785 (11/96)
Characteristics of a flexible multiplexer in a
synchronous digital
hierarchy
environment
ITU-T Rec. G.791
(11/88) General considerations on
transmultiplexing equipments
ITU-T Rec.
G.792 (11/88) Characteristics common to all
transmultiplexing equipments
ITU-T Rec.
G.793 (11/88) Characteristics of 60-channel
transmultiplexing equipments
ITU-T Rec.
G.794 (11/88) Characteristics of 24-channel
transmultiplexing equipments
ITU-T Rec.
G.795 (11/88) Characteristics of codecs for FDM
assemblies
ITU-T Rec. G.796 Cor 1
(10/98)
ITU-T
Rec.
G.796
(09/92)
Characteristics
of
a
64
kbit/s
cross-connect
equipment
with
2048 kbit/s access
ports
ITU-T
Rec.
G.797
(03/96)
Characteristics
of
a
flexible
multiplexer
in
a
plesiochronous
digital
hierarchy
environment
ITU-T
Rec. G.801 (10/84) Digital transmission models
ITU-T
Rec.
G.802
(11/88)
Interworking
between
networks
based
on
different
digital
hierarchies and speech
encoding laws
ITU-T Rec.
G.803 (06/97) Architecture of transport networks
based on the synchronous
digital
hierarchy
(SDH)
ITU-T Rec.
G.804 (02/98) ATM cell mapping into Plesiochronous
Digital Hierarchy (PDH)
ITU-T Rec.
G.805 (11/95) Generic functional architecture of
transport networks
ITU-T Rec. G.810
(08/96) Definitions and terminology for
synchronization networks
ITU-T Rec.
G.811 (09/97) Timing characteristics of primary
reference clocks
ITU-T Rec. G.812
(06/98) Timing requirements of slave clocks
suitable for use as node
clocks in
synchronization networks
ITU-T Rec. G.813 (08/96) Timing
characteristics of SDH equipment slave clocks
(SEC)
ITU-T
Rec.
G.821
(08/96)
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
ITU-T
Rec.
G.822
(11/88)
Controlled
slip
rate
objectives
on
an
international
digital
connection
ITU-T Rec. G.823
(03/93) The control of jitter and wander within
digital networks which are
based on the
2048 kbit/s hierarchy
ITU-T
Rec. G.824 (03/93) The control of jitter and
wander within digital networks which are
based on the
1544 kbit/s hierarchy
ITU-T
Rec. G.825 (03/93) The control of jitter and
wander within digital networks which are
based on the
synchronous
digital hierarchy (SDH)
ITU-T Rec.
G.826 (02/99) Error performance parameters and
objectives for international,
constant
bit rate
digital paths at or above the
primary rate
ITU-T
Rec.
G.827
(08/96)
Availability
parameters
and
objectives
for
path
elements
of
international constant
bit-rate digital paths at or above the
primary rate
ITU-T Rec. G.831
(08/96) Management capabilities of
transport networks based
on
the
Synchronous Digital
Hierarchy (SDH)
ITU-T
Rec.
G.832
(10/98)
Transport
of
SDH
elements
on
PDH
networks
-
Frame
and
multiplexing
structures
ITU-T
Rec.
G.841
(10/98)
Types
and
characteristics
of
SDH
network
protection
architectures
ITU-T Rec. G.842 (04/97) Interworking
of SDH network protection architectures
ITU-T
Rec.
G.851.1
(11/96)
Management
of
the
transport
network
-
Application
of
the
RM-ODP framework
ITU-T
Rec.
G.852.10
(03/99)
Enterprise
viewpoint
for
pre-provisioned
link
connection
management
ITU-T Rec.
G.852.12 (03/99) Enterprise viewpoint for pre-
provisioned link management
ITU-T Rec.
G.852.1 (11/96) Management of the transport
network - Enterprise viewpoint
for
simple
subnetwork connection management
ITU-T Rec. G.852.2 (03/99) Enterprise
viewpoint description of transport network
resource
model
ITU-T Rec.
G.852.3 (03/99) Enterprise viewpoint for topology
management
ITU-T Rec. G.852.6 (03/99)
Enterprise viewpoint for trail management
ITU-T
Rec.
G.852.8
(03/99)
Enterprise
viewpoint
for
pre-provisioned
adaptation
management
ITU-T
Rec.
G.853.10
(03/99)
Information
viewpoint
for
pre-provisioned
link
connection
management
ITU-T
Rec.
G.853.1
(03/99)
Common
elements
of
the
information
viewpoint
for
the
management of a
transport
network
ITU-T Rec. G.853.2 (11/96)
Subnetwork connection management information
viewpoint
ITU-T Rec. G.853.3 (03/99)
Information viewpoint for topology management
ITU-T Rec. G.853.6 (03/99) Information
viewpoint for trail management
ITU-T
Rec.
G.853.8
(03/99)
Information
viewpoint
for
pre-provisioned
adaptation
management
ITU-T Rec.
G.854.10 (03/99) Computational viewpoint for pre-
provisioned link connection
management
ITU-T
Rec.
G.854.12
(03/99)
Computational
viewpoint
for
pre-provisioned
link
management
ITU-T
Rec.
G.854.1
(11/96)
Management
of
the
transport
network
-
Computational
interfaces for
basic
transport network model
ITU-T Rec. G.854.3 (03/99)
Computational viewpoint for topology management
ITU-T Rec. G.854.6 (03/99)
Computational viewpoint for trail management
ITU-T
Rec.
G.854.8
(03/99)
Computational
viewpoint
for
pre-provisioned
adaptation
management
ITU-T Rec. G.855.1 (03/99) GDMO
engineering viewpoint for the
generic
network level
model
ITU-T
Rec. G.861 (08/96) Principles and guidelines for
the integration of satellite and radio
systems in
SDH transport
networks
ITU-T Rec. G.872 (02/99)
Architecture of optical transport networks
ITU-T
Rec.
G.901
(11/88)
General
considerations
on
digital
sections
and
digital
line
systems
ITU-T
Rec.
G.902
(11/95)
Framework
Recommendation
on
functional
access
networks
(AN) - Architecture
and functions, access types, management
and service node aspects
ITU-T
Rec.
G.911
(04/97)
Parameters
and
calculation
methodologies
for
reliability
and
availability of fibre
optic
systems
ITU-T Rec. G.921 (11/88)
Digital sections based on the 2048 kbit/s
hierarchy
ITU-T Rec. G.931 (11/88)
Digital line sections at 3152 kbit/s
ITU-T Rec. G.941 (11/88) Digital line
systems provided by FDM transmission bearers
ITU-T Rec. G.950 (11/88) General
considerations on digital line systems
ITU-T
Rec.
G.951
(11/88)
Digital
line
systems
based
on
the
1544
kbit/s
hierarchy
on
symmetric pair cables
ITU-T
Rec.
G.952
(11/88)
Digital
line
systems
based
on
the
2048
kbit/s
hierarchy
on
symmetric pair cables
ITU-T
Rec.
G.953
(11/88)
Digital
line
systems
based
on
the
1544
kbit/s
hierarchy
on
coaxial pair cables
ITU-T
Rec.
G.954
(11/88)
Digital
line
systems
based
on
the
2048
kbit/s
hierarchy
on
coaxial pair cables
ITU-T
Rec. G.955 (11/96) Digital line systems based on
the 1544 kbit/s and the 2048 kbit/s
hierarchy on
optical fibre
cables
ITU-T Rec. G.957 (06/99) Optical
interfaces for equipments and systems relating to
the
synchronous digital
hierarchy
ITU-T Rec. G.958
(11/94) Digital line systems based on the
synchronous digital hierarchy
for use
on
optical
fibre cables
ITU-T Rec. G.960 (03/93)
Access digital section for ISDN basic rate access
ITU-T
Rec.
G.961
(03/93)
Digital
transmission
system
on
metallic
local
lines
for
ISDN
basic rate access
ITU-T Rec.
G.962 (03/93) Access digital section for ISDN
primary rate at 2048 kbit/s
ITU-T Rec.
G.962 Amd 1 (06/97) Maintenance channel
ITU-T Rec. G.963 (03/93) Access digital
section for ISDN primary rate at 1544 kbit/s
ITU-T Rec. G.964 (07/94) V-Interfaces
at the digital local exchange (LE) -
V5.1-interface
(based on 2048
kbit/s) for the support of access
network (AN)
ITU-T Rec. G.965 (03/95)
V-Interfaces at the digital local exchange (LE) -
V5.2 Interface
(based on 2048
kbit/s) for the support of access
network (AN)
ITU-T Rec. G.966 (02/99)
Access digital section for B-ISDN
ITU-T
Rec. G.967 - V-interfaces at the service node (SN)
ITU-T Rec. G.967.2 (02/99) VB5.2
reference point specification
ITU-T
Rec. G.971 (11/96) General features of optical
fibre submarine cable systems
ITU-T
Rec.
G.972
(04/97)
Definition
of
terms
relevant
to
optical
fibre
submarine
cable
systems
ITU-T
Rec.
G.973
(11/96)
Characteristics
of
repeaterless
optical
fibre
submarine
cable
systems
ITU-T
Rec.
G.974
(03/93)
Characteristics
of
regenerative
optical
fibre
submarine
cable
systems
ITU-T Rec. G.975
(11/96) Forward error correction for submarine
systems
ITU-T
Rec.
G.976
(04/97)
Test
methods
applicable
to
optical
fibre
submarine
cable
systems
ITU-T Rec. G.981
(01/94) PDH optical line systems for the local
network
ITU-T
Rec.
G.982
(11/96)
Optical
access
networks
to
support
services
up
to
the
ISDN
primary rate or
equivalent bit rates
ITU-T
G.983.1
Corrigendum
1
(06/99)
BROADBAND
OPTICAL
ACCESS
SYSTEMS
BASED ON PASSIVE OPTICAL
NETWORKS (PON)
ITU-T Rec.
G.983.1 (06/99) Corrigendum 1
ITU-T
Rec. G.991.1 (10/98) High bit rate Digital
Subscriber Line (HDSL) transceivers
ITU-T
Rec.
G.994.1
(06/99)
Handshake
procedures
for
digital
subscriber
line
(DSL)
transceivers
ITU-T Rec. G.995.1 (06/99) Overview of
digital subscriber line (DSL) Recommendations
ITU-T
Rec.
G.996.1
(07/99)
Test
procedures
for
Digital
Subscriber
Line
(DSL)
Transceivers
ITU-T Rec. G.997.1 (06/99) Physical
layer management for digital subscriber line (DSL)
transceivers
ITU-T Rec.
G.723.1 Annex A (11/96) Silence compression scheme
ITU-T
Rec.
G.723.1
Annex
B
(11/96)
Alternative
specification
based
on
floating
point
arithmetic
ITU-T
Rec.
G.723.1
Annex
C
(11/96)
Scalable
channel
coding
scheme
for
wireless
applications
---------------------------------------------
--------------------------------------------------
-----------------------
----------------
----------------------
H
系列
ITU-T Rec. Series H Supplement 1
(05/99) APPLICATION PROFILE - SIGN LANGUAGE
AND LIP-READING
REAL-TIME
CONVERSATION USING LOW
ITU-T Rec. H.13
(11/88) Impulsive noise measuring instrument for
telephone-type circuits
ITU-T Rec. H.16
(10/84) Characteristics of an impulsive-noise
measuring instrument for
wideband data
transmission
ITU-T Rec. H.32
(11/88) Simultaneous communication by telephony
and telegraphy on a
telephone-type
circuit
ITU-T
Rec.
H.43
(11/88)
Document
facsimile
transmissions
on
leased
telephone-type
circuits
ITU-T Rec. H.51
(11/88) Power levels for data transmission over
telephone lines
ITU-T Rec. H.100
(11/88) Visual telephone systems
ITU-T
Rec. H.110 (11/88) Hypothetical reference
connections for videoconferencing using
primary digital
group
transmission
ITU-T
Rec.
H.120
(03/93)
Codecs
for
videoconferencing
using
primary
digital
group
transmission
ITU-T Rec. H.130 (11/88) Frame
structures for use in the international
interconnection of
digital codecs for
videoconferencing or visual telephony
ITU-T Rec. H.140 (11/88) A multipoint
international videoconference system
ITU-T Rec. H.200 (03/93) Framework for
Recommendations for audiovisual services
ITU-T Rec. H.221 (05/99) Frame
structure for a 64 to 1920 kbit/s channel in
audiovisual
teleservices
ITU-T Rec. H.222.0 (11/96) Amendments 1
and 2
ITU-T
Rec.
H.222.1
(03/96)
Multimedia
multiplex
and
synchronization
for
audiovisual
communication in ATM
environments
ITU-T Rec.
H.223 (03/96) Multiplexing protocol for low bit
rate multimedia communication
ITU-T
Rec. H.223 Annex A (02/98) Multiplexing protocol
for low bit rate multimedia mobile
communication
over low
error-prone channels
ITU-T Rec. H.223
Annex B (02/98) Multiplexing protocol for low bit
rate multimedia mobile
communication
over moderate error-prone channels
ITU-T Rec. H.223 Annex C (02/98)
Multiplexing protocol for low bit rate multimedia
mobile
communication
over moderate
error-prone channels
ITU-T
Rec.
H.223
Annex
D
(05/99)
Optional
multiplexing
protocol
for
low
bit
rate
multimedia mobile
communication over highly error-prone
channels
ITU-T Rec. H.224 (11/94) A
real time control protocol for simplex
applications using the
H.221
LSD/HSD/MLP channels
ITU-T
Rec.
H.225.0
(02/98)
CALL
SIGNALLING
PROTOCOLS
AND
MEDIA
STREAM
PACKETIZATION FOR
PACKET-
BASED MULTIMEDIA COMMUNICATION SY
ITU-T
Rec. H.226 (09/98) Channel aggregation protocol
for multilink operation on circuit
switched networks
ITU-T
Rec.
H.230
(05/99)
Frame-synchronous
control
and
indication
signals
for
audiovisual systems
ITU-T
Rec.
H.231
(07/97)
Multipoint
control
units
for
audiovisual
systems
using
digital
channels up to
1920 kbit/s
ITU-T Rec. H.233 (07/95)
Confidentiality system for audiovisual services
ITU-T
Rec.
H.234
(11/94)
Encryption
key
management
and
authentication
system
for
audiovisual services
ITU-T
Rec.
H.235
(02/98)
Security
and
encryption
for
H-Series
(H.323
and
other
H.245-based) multimedia
terminals
ITU-T
Rec.
H.242
(05/99)
System
for
establishing
communication
between
audiovisual
terminals using
digital
channels up to 2 Mbit/s
ITU-T Rec. H.243 (07/97) Procedures for
establishing communication between three or
more audiovisual
terminals
using digital channels up to 1920 kbit/s
ITU-T Rec. H.244 (07/95) Synchronized
aggregation of multiple 64 or 56 kbit/s channels
ITU-T
Rec.
H.245
(09/98)
CONTROL
PROTOCOL
FOR
MULTIMEDIA
COMMUNICATION
ITU-T
Rec.
H.246
(02/98)
Interworking
of
H-Series
multimedia
terminals
with
H-Series
multimedia terminals
and
voice/voiceband terminals on GSTN and ISDN
ITU-T Rec. H.247 (09/98) Multipoint
extension for broadband audiovisual communication
systems and
terminals
ITU-T Rec. H.261 (03/93) Video codec
for audiovisual services at p x 64 kbit/s
ITU-T Rec. H.262 Cor 1 (11/96)
Technical Corrigendum 1
ITU-T Rec.
H.262 Cor 2 (11/96) Technical Corrigendum 2
ITU-T Rec. H.262 (11/96) Registration
of copyright identifier
ITU-T Rec.
H.262 Amd 1 (11/96) Registration of Copyright
Identifiers
ITU-T Rec. H.262 Amd 2 (11/96) 4:2:2
Profile
ITU-T Rec. H.262 Amd 3 (02/98)
ITU-T
Rec.
H.262
Amendment
4
(02/98)
INFORMATION
TECHNOLOGY
-
GENERIC
CODING OF MOVING
PICTURES AND ASSOCIATED AUDIO
INFORMATION
ITU-T Rec. H.262 Amd 5
(05/99) Amendment 5
ITU-T Rec. H.263
(02/98) Video coding for low bit rate
communication
ITU-T Rec. H.263 Appendix
1 (03/97) Error tracking
ITU-T Rec.
H.281 (11/94) A far end camera control protocol
for videoconferences using
H.224
ITU-T Rec. H.282 (05/99) Remote device
control protocol for multimedia applications
ITU-T Rec. H.283 (05/99) Remote device
control logical channel transport
ITU-T
Rec. H.310 Cor 1 (02/98)
ITU-T Rec.
H.310 (09/98) Broadband audiovisual communication
systems and terminals
ITU-T Rec. H.320
(05/99) Narrow-band visual telephone systems and
terminal equipment
ITU-T
Rec.
H.321
(02/98)
Adaptation
of
H.320
visual
telephone
terminals
to
B-ISDN
environments
ITU-T Rec.
H.322 (03/96) Visual telephone systems and
terminal equipment for local area
networks which
provide a
guaranteed quality of service
ITU-T
Rec.
H.323
(09/99)
PACKET-BASED
MULTIMEDIA
COMMUNICATIONS
SYSTEMS
ITU-T Rec. H.323
Annex D (09/98) Real-time facsimile over H.323
systems
ITU-T Rec. H.324 (02/98)
Terminal for low bit-rate multimedia communication
ITU-T Rec. H.324 Annex F (02/98)
Terminal for low bit-rate multimedia communication
ITU-T Rec. H.331 (03/93) Broadcasting
type audiovisual multipoint systems and terminal
equipment
ITU-T Rec. H.332
(09/98) H.323 extended for loosely-coupled
conferences
ITU-T Rec. H.341 (05/99)
Multimedia management information base
ITU-T Rec. H.450.1 (02/98) Generic
functional protocol for the support of
supplementary
services in H.323
ITU-T Rec. H.450.2 (02/98) Call
transfer supplementary service for H.323
ITU-T Rec. H.450.3 (02/98) Call
diversion supplementary service for H.323
ITU-T Rec. H.450.4 (05/99) Call hold
supplementary service for H.323
ITU-T
Rec. H.450.5 (05/99) Call park and call pickup
supplementary services for H.323
ITU-T
Rec. H.450.6 (05/99) Call waiting supplementary
services for H.323
ITU-T Rec. H.450.7
(05/99) Message waiting indication supplementary
service for H.323
ITU-T Rec. H.222.0
Corrigendum 1 (02/98) INFORMATION TECHNOLOGY -
GENERIC
CODING OF MOVING
PICTURES AND ASSOCIATED AUDIO INFORMA
ITU-T
Rec.
H.222.0
Amendments
1
and
2
(11/96)
INFORMATION
TECHNOLOGY
-
GENERIC CODING OF
MOVING
PICTURES AND ASSOCIATED
ITU-T Rec.
H.222.0 Amendment 3 (02/98) INFORMATION TECHNOLOGY
?
GENERIC
CODING OF
MOVING
PICTURES AND ASSOCIATED AUDIO
ITU-T
Rec. H.222.0 Amendment 4 (02/98) INFORMATION
TECHNOLOGY
- GENERIC
CODING
OF MOVING
PICTURES AND ASSOCIATED AUDIO
INFORMATI
ITU-T Rec. H.222.0 Amendment
5 (05/99) INFORMATION TECHNOLOGY
-
GENERIC
CODING OF MOVING
PICTURES AND ASSOCIATED AUDIO INFORM
ITU-T Rec. H.222.0 Amendement 6 (05/99)
INFORMATION TECHNOLOGY - GENERIC
CODING
OF MOVING
PICTURES AND ASSOCIATED AUDIO
INFOR
ITU-T
Rec.
H.225.0
Annex
I
(09/98)
CALL
SIGNALLING
PROTOCOLS
AND
MEDIA
STREAM
PACKETIZATION FOR
PACKET-BASED
MULTIMEDIA COMMUNIC
-------
--------------------------------------------------
--------------------------------------------------
-----------
----------------------------
----------
I
系列
ITU-T Rec.
1
(03/98)
Generic service
descriptions
for
ten
supplementary
services
defined in I.250 -
Series Recommendations
ITU-T
Rec. I.112 (03/93) Vocabulary of terms for ISDNs
ITU-T Rec. I.113 (06/97) Vocabulary of
terms for broadband aspects of ISDN
ITU-T Rec. I.114 (03/93) Vocabulary of
terms for universal personal telecommunication
ITU-T Rec. I.120 (03/93) Integrated
services digital networks (ISDNs)
ITU-T
Rec. I.121 (04/91) Broadband aspects of ISDN
ITU-T Rec. I.122 (03/93) Framework for
frame mode bearer services
ITU-T Rec.
I.130 (11/88) Method for the characterization of
telecommunication services
supported by
an
ISDN and network capabilities of an
ISDN
ITU-T Rec. I.140 (03/93) Attribute
technique for the characterization of
telecommunication
services
supported by an ISDN and network
capabilities of an ISDN
ITU-T Rec.
I.141 (11/88) ISDN network charging capabilities
attributes
ITU-T Rec. I.150 (02/99)
B-ISDN asynchronous transfer mode functional
characteristics
ITU-T Rec. I.200
(11/88) Guidance to the I.200-Series of
Recommendations
ITU-T Rec. I.210
(03/93) Principles of telecommunication services
supported by an ISDN
and the means to
describe them
ITU-T Rec.
I.211 (03/93) B-ISDN service aspects
ITU-T
Rec.
I.220
(11/88)
Common
dynamic
description
of
basic
telecommunication
services
ITU-T Rec. I.221 (03/93) Common
specific characteristics of services
ITU-T Rec. I.230 (11/88) Definition of
bearer service categories
ITU-T
Rec.
I.231.1
(11/88)
Circuit-mode
64
kbit/s
unrestricted,
8
kHz
structured
bearer
service
ITU-T Rec. I.231.2 (11/88) Circuit-mode
64 kbit/s, 8 kHz structured bearer service usable
for speech
information
transfer
ITU-T Rec. I.231.3 (11/88)
Circuit-mode 64 kbit/s, 8 kHz structured bearer
service usable
for 3.1 kHz
audio information transfer
ITU-T Rec. I.231.4 (11/88) Circuit-
mode, alternate speech / 64 kbit/s unrestricted, 8
kHz
structured bearer
service
ITU-T Rec. I.231.5
(11/88) Circuit-mode 2 x 64 kbit/s unrestricted, 8
kHz structured bearer
service
ITU-T Rec. I.231.6 (07/96) Circuit-mode
384 kbit/s unrestricted, 8 kHz structured bearer
service
ITU-T Rec. I.231.7
(07/96) Circuit-mode 1536 kbit/s unrestricted, 8
kHz structured bearer
service
ITU-T Rec. I.231.8 (07/96) Circuit-mode
1920 kbit/s unrestricted, 8 kHz structured bearer
service
ITU-T
Rec.
I.231.9
(03/93)
Circuit
mode
64
kbit/s,
8
kHz
structured
multi-use
bearer
service
ITU-T
Rec.
I.232.1
(11/88)
Virtual
call
and
permanent
virtual
circuit
bearer
service
category
ITU-T Rec. I.232.2 (11/88)
Connectionless bearer service category
ITU-T Rec. I.232.3 (03/93) User
signalling bearer service category (USBS)
ITU-T Rec. I.233 (10/91) Frame mode
bearer services
ITU-T Rec. I.240
(11/88) Definition of teleservices
ITU-T Rec. I.241.1 (11/88) Telephony
ITU-T Rec. I.241.2 (11/88) Teletex
ITU-T Rec. I.241.3 (11/88) Telefax 4
ITU-T Rec. I.241.4 (11/88) Mixed mode
ITU-T Rec. I.241.5 (11/88) Videotex
ITU-T Rec. I.241.6 (11/88) Telex
ITU-T Rec. I.241.7 (03/93) Telephony 7
kHz teleservice
ITU-T Rec. I.241.8
(10/95) Teleaction stage one service description
ITU-T Rec. I.250 (11/88) Definition of
supplementary services
ITU-T Rec.
I.251.1 (08/92) Direct-dialling-In
ITU-T Rec. I.251.2 (08/92) Multiple
Subscriber Number
ITU-T Rec. I.251.3
(08/92) Calling Line Identification Presentation
ITU-T Rec. I.251.4 (08/92) Calling Line
Identification Restriction
ITU-T Rec.
I.251.5 (02/95) Connected Line Identification
Presentation (COLP)
ITU-T Rec. I.251.6
(02/95) Connected Line Identification Restriction
(COLR)
ITU-T Rec. I.251.7 (08/92)
Malicious call Identification
ITU-T
Rec. I.251.8 (08/92) Sub-addressing supplementary
service
ITU-T
Rec. I.251.9 (07/96) Calling name identification
presentation
ITU-T Rec. I.252.1 (11/88)
Call offering supplementary services: Call
Transfer
ITU-T Rec. I.252.2 (08/92)
Call Forwarding Busy
ITU-T Rec. I.252.3
(08/92) Call Forwarding No Reply
ITU-T
Rec. I.252.4 (08/92) Call Forwarding Unconditional
ITU-T Rec. I.252.5 (08/92) Call
Deflection
ITU-T Rec. I.252.6 (11/88)
Line Hunting (LH)
ITU-T Rec. I.252.7
(05/97) Call offering supplementary services:
Explicit call transfer
ITU-T Rec.
I.253.1 (07/90) Call waiting (CW) supplementary
service
ITU-T Rec. I.253.2 (08/92) Call
Hold
ITU-T Rec. I.253.3 (07/96)
Completion of calls to busy subscribers
ITU-T Rec. I.253.4 (07/96) Completion
of calls on no reply
ITU-T Rec. I.254.2
(08/92) Three-Party Supplementary Service
ITU-T Rec. I.254.5 (05/97) Multiparty
supplementary services: Meet-me conference
ITU-T Rec. I.255.1 (08/92) Closed User
Group
ITU-T Rec. I.255.2 (07/96)
Support of Private Numbering Plans
ITU-T Rec. I.255.3 (07/90) Multi-level
precedence and preemption service (MLPP)
ITU-T Rec. I.255.4 (07/90) Priority
service
ITU-T Rec. I.255.5 (08/92)
Outgoing call barring
ITU-T Rec.
I.256.3 (08/92) Reverse charging
ITU-T
Rec. I.257.1 (10/95) User-to-User Signalling
ITU-T Rec. I.258.1 (10/95) Terminal
portability (TP)
ITU-T Rec. I.258.2
(02/95) In-call modification (IM)
ITU-T
Rec. I.259.1 (07/96) Screening supplementary
services: Address screening (ADS)
ITU-T
Rec. I.310 (03/93) ISDN - Network functional
principles
ITU-T Rec. I.311 (08/96)
B-ISDN general network aspects
ITU-T
Rec. I.312 (10/92) Principles of intelligent
network architecture
ITU-T Rec. I.313
(09/97) B-ISDN network requirements
ITU-T Rec. I.320 (11/93) ISDN protocol
reference model
ITU-T Rec. I.321
(04/91) B-ISDN protocol reference model and its
application
ITU-T
Rec.
I.322
(02/99)
Generic
protocol
reference
model
for
telecommunication
networks
ITU-T Rec. I.324
(10/91) ISDN network architecture
ITU-T
Rec. I.325 (03/93) Reference configurations for
ISDN connection types
ITU-T Rec. I.327
(03/93) B-ISDN functional architecture
ITU-T
Rec.
I.328/Q.1202
(09/97)
INTELLIGENT
NETWORK
-
SERVICE
PLANE
ARCHITECTURE
ITU-T
Rec.
I.329/Q.1203
(09/97)
INTELLIGENT
NETWORK
-
GLOBAL
FUNCTIONAL
PLANE
ARCHITECTURE
ITU-T Rec. I.330 (11/88)
ISDN numbering and addressing principles
ITU-T
Rec.
I.331/E.164
(05/97)
The
international
public
telecommunication
numbering
plan
ITU-T Rec. I.333 (03/93)
T
erminal selection in ISDN
ITU-T
Rec.
I.334
(11/88)
Principles
relating
ISDN
numbers/sub-addresses
to
the
OSI
reference model
network layer addresses
ITU-T Rec. I.340 (11/88) ISDN
connection types
ITU-T Rec. I.350
(03/93) General aspects of quality of service and
network performance in
digital
networks,
including ISDNs
ITU-T Rec. I.351 (06/97) Relationships
among ISDN performance Recommendations
ITU-T
Rec.
I.352
(03/93)
Network
performance
objectives
for
connection
processing
delays in an ISDN
ITU-T Rec. I.353 (08/96) Reference
events for defining ISDN and B-ISDN performance
parameters
ITU-T
Rec.
I.354
(03/93)
Network
performance
objectives
for
packet-mode
communication in an ISDN
ITU-T Rec. I.355 (03/95) ISDN 64 kbit/s
connection type availability performance
ITU-T Rec. I.356 (10/96) B-ISDN ATM
layer cell transfer performance
ITU-T
Rec. I.357 (08/96) B-ISDN semi-permanent
connection availability
ITU-T
Rec.
I.358
(06/98)
Call
processing
performance
for
switched
Virtual
Channel
Connections (VCCs) in a
B-ISDN
ITU-T
Rec.
I.359
(02/99)
Accuracy
and
dependability
of
ISDN
64
kbit/s
circuit
mode
connection types
ITU-T Rec.
I.361 (02/99) B-ISDN ATM layer specification
ITU-T Rec. I.363 (03/93) B-ISDN ATM
Adaptation Layer specification
ITU-T
Rec. I.363.1 (08/96) B-ISDN ATM Adaptation Layer
specification: Type 1 AAL
ITU-T Rec.
I.363.2 (09/97) B-ISDN ATM Adaptation layer
specification: Type 2 AAL
ITU-T Rec.
I.363.3 (08/96) B-ISDN ATM Adaptation Layer
specification: Type 3/4 AAL
ITU-T Rec.
I.363.5 (08/96) B-ISDN ATM Adaptation Layer
specification: Type 5 AAL
ITU-T Rec.
I.364 (02/99) Support of the broadband
connectionless data bearer service by
the B-ISDN
ITU-T
Rec.
I.365.1
(11/93)
Frame
relaying
service
specific
convergence
sublayer
(FR-SSCS)
ITU-T Rec. I.365.2 (11/95) Service
specific coordination function to provide the
connection
oriented
network
service
ITU-T
Rec.
I.365.3
(11/95)
Service
specific
coordination
function
to
provide
the
connection-oriented
transport service
ITU-T
Rec.
I.365.4
(08/96)
B-ISDN
ATM
adaptation
layer
sublayers:
Service
specific
convergence sublayer for
HDLC applications
ITU-T Rec.
I.366.1 (06/98) Segmentation and Reassembly
Service Specific Convergence
Sublayer
for the AAL
type 2
ITU-T
Rec. I.366.2 (02/99) AAL type 2 service specific
convergence sublayer for trunking
ITU-T
Rec.
I.370
(10/91)
Congestion
management
for
the
ISDN
frame
relaying
bearer
service
ITU-T Rec. I.371 (08/96) Traffic
control and congestion control in B-ISDN
ITU-T Rec. I.371.1 (06/97) Traffic
control and congestion control in B-ISDN:
conformance
definitions for
ABT and ABR
ITU-T
Rec.
I.372
(03/93)
Frame
relaying
bearer
service
network-to-network
interface
requirements
ITU-T
Rec.
I.373
(03/93)
Network
capabilities
to
support
universal
personal
telecommunication
(UPT)
ITU-T Rec. I.375.1 (06/98)
General aspects
ITU-T Rec. I.375.2
(06/98) Network capabilities to support multimedia
services: Example
of multimedia
retrieval service class - Video-on-
demand service using an ATM-based network
ITU-T Rec. I.376 (03/95) ISDN network
capabilities for the support of teleaction service
ITU-T Rec. I.380 (02/99) Internet
protocol data communication service - IP packet
transfer
and availability
performance parameters
ITU-T
Rec. I.410 (10/84) General aspects and principles
relating to Recommendations on
ISDN
user-network
interfaces
ITU-T Rec. I.411 (03/93) ISDN user-
network interfaces - Reference configurations
ITU-T Rec. I.412 (11/88) ISDN user-
network interfaces - Interface structures and
access
capabilities
ITU-T
Rec. I.413 (03/93) B-ISDN user-network interface
ITU-T Rec. I.414 (09/97) Overview of
Recommendations on Layer 1 for ISDN and B-ISDN
customer accesses
ITU-T Rec.
I.420 (10/84) Basic user-network interface
ITU-T Rec. I.421 (10/84) Primary rate
user-network interface
ITU-T Rec. I.430
(11/95) Basic user-network interface - Layer 1
specification
ITU-T Rec. I.431 (03/93)
Primary rate user-network interface - Layer 1
specification
ITU-T Rec. I.431 Amd 1
(06/97)
ITU-T Rec. I.432.1 (02/99)
General characteristics
ITU-T Rec.
I.432.2 (02/99) 155 520 kbit/s and 622 080 kbit/s
operation
ITU-T Rec. I.432.3 (02/99)
1544 kbit/s and 2048 kbits operation
ITU-T Rec. I.432.4 (02/99) B-ISDN user-
network interface - Physical layer specification:
51 840 kbit/s
operation
ITU-T Rec. I.432.5 (06/97) B-ISDN user-
network interface - Physical layer specification:
25 600 kbit/s
operation
ITU-T Rec. I.440 (03/93) ISDN user-
network interface data link layer - General
aspects
ITU-T Rec. I.441 (03/93) ISDN
user-network interface - Data link layer
specification
ITU-T Rec. I.450 (03/93)
ISDN user-network interface layer 3 - General
aspects
ITU-T
Rec. I.451 (03/93) ISDN user-network interface
layer 3 specification for basic call
control
ITU-T
Rec.
I.452
(03/93)
Generic
procedures
for
the
control
of
ISDN
supplementary
services
ITU-T Rec. I.460
(02/99) Multiplexing, rate adaption and support of
existing interfaces
ITU-T
Rec.
I.461
(03/93)
Support
of
X.21,
X.21
bis
and
X.20
bis
based
Data
Terminal
Equipments (DTEs)
by an Integrated Services Digital
Network (ISDN)
ITU-T Rec. I.462 (11/95)
Support of packet mode terminal equipment by an
ISDN
ITU-T Rec. I.463 (10/96) Support
by an ISDN of data terminal equipments with
V-Series
type interfaces
ITU-T Rec. I.464 (02/99) Multiplexing,
rate adaption and support of existing interfaces
for
restricted
64 kbit/s
transfer capability
ITU-T Rec. I.465
(10/96) Support by an ISDN of data terminal
equipment with V-Series
type interfaces
with
provision for statistical
multiplexing
ITU-T Rec. I.470 (11/88)
Relationship of terminal functions to ISDN
ITU-T Rec. I.500 (03/93) General
structure of the ISDN interworking Recommendations
ITU-T Rec. I.501 (03/93) Service
interworking
ITU-T Rec. I.510 (03/93)
Definitions and general principles for ISDN
interworking
ITU-T Rec. I.511 (11/88)
ISDN-to-ISDN layer 1 internetwork interface
ITU-T Rec. I.515 (03/93) Parameter
exchange for ISDN interworking
ITU-T
Rec. I.520 (03/93) General arrangements for
network interworking between ISDNs
ITU-T Rec. I.525 (08/96) Interworking
between networks operating at bit rates less than
64 kbit/s with 64
kbit/s-based ISDN and B-ISDN
ITU-T Rec. I.530 (03/93) Network
interworking between an ISDN and a public switched
telephone network
(PSTN)
ITU-T Rec. I.540 (10/96) General
arrangements for interworking between Circuit-
Switched
Public Data
Networks (CSPDNs) and Integrated
Service Digital Networks (ISDNs) for the provision
of
data transmission
services
ITU-T
Rec.
I.550
(10/96)
General
arrangements
for
interworking
between
Packet
Switched Public Data
Networks (PSPDNs) and Integrated
Services Digital Networks (ISDNs) for the
provision of
data transmission
services
ITU-T Rec. I.555
(09/97) Frame Relaying Bearer Service interworking
ITU-T Rec. I.560 (03/93) Technical
requirements to be met in providing the
international
telex service
within an integrated services digital
network
ITU-T
Rec. I.570 (03/93) Public/private ISDN
interworking
ITU-T Rec. I.571 (08/96)
Connection of VSAT based private networks to the
public ISDN
ITU-T Rec. I.580 (11/95)
General arrangements for interworking between
B-ISDN and 64
kbit/s based ISDN
ITU-T Rec. I.581 (09/97) General
arrangements for B-ISDN interworking
ITU-T Rec. I.601 (11/88) General
maintenance principles of ISDN subscriber access
and
subscriber
installation
ITU-T Rec. I.610 (02/99) B-ISDN
operation and maintenance principles and functions
ITU-T Rec. I.620 (10/96) Frame relay
operation and maintenance principles and functions
ITU-T Rec. I.630 (02/99) ATM protection
switching
ITU-T Rec. I.731 (03/96)
Types and general characteristics of ATM equipment
ITU-T Rec. I.732 (03/96) Functional
characteristics of ATM equipment
ITU-T
Rec.
I.741
(06/99)
Interworking
and
interconnection
between
ATM
and
switched
telephone networks
for the transmission of speech,
voiceband data and audio signals
ITU-T
Rec.
I.751
(03/96)
Asynchronous
tranfer
mode
management
of
the
network
element view
ITU-T
Rec.
I.231.10
(08/92)
Circuit-mode
multiple-rate
unrestricted
8
kHz
structured
bearer service
ITU-T Rec.
I.233.1 Annex F (07/96) Frame relay multicast
ITU-T Rec. I.251.10 (07/96) Calling
name identification restriction
ITU-T
Rec. I.254.1 (11/88) Conference calling (CONF)
ITU-T Rec. I.254.1 Part B -
ITU-T Rec. I.254.1 Part C -
ITU-T Rec. I.254.1 Part D -
ITU-T
Rec.
I.256.2a
(03/93)
Advice
of
charge:
charging
information
at
call
set-up
time
(AOC-S)
ITU-T Rec. I.256.2b (03/93) Advice of
charge: charging information during the call
(AOC-D)
ITU-T Rec. I.256.2c (03/93)
Advice of charge: charging information at the end
of the call
(AOc-E)
----------------------------------------------
--------------------------------------------------
----------------------
-----------------
---------------------
J
系列
ITU-T
Rec.
1
(11/98)
Example
of
linking
options
between
annexes
of
ITU-T
Recommendation J.112 and
annexes of ITU-T Recommendation J.83
ITU-T
Rec.
2
(11/98)
Guidelines
for
the
implementation
of
Annex
A
of
Recommendation J.112,
broadcasting
(DVB) interaction channel for cable
television di...
ITU-T Rec. 3 (11/98)
Guidelines for the implementation of
Recommendation J.111
independent
protocols
-
Example
of
Digital
Video
Broadcasting
(DVB)
systems
for
interactive services
ITU-T
Rec. J.1 (03/98) Terminology for new services in
television and sound-programme
transmission
ITU-T Rec. J.1
Amd 1 (11/98)
ITU-T Rec. J.2 (03/98)
Guidelines on the use of ITU-T Recommendations in
the J series
ITU-T
Rec.
J.11
(11/88)
Hypothetical
reference
circuits
for
sound-programme
transmissions
ITU-T
Rec.
J.12
(11/88)
Types
of
sound-
programme
circuits
established
over
the
international telephone
network
ITU-T Rec. J.13
(11/80) Definitions for international sound-
programme circuits
ITU-T
Rec.
J.14
(11/88)
Relative
levels
and
impedances
on
an
international
sound-programme connection
ITU-T
Rec.
J.15
(11/88)
Lining-up
and
monitoring
an
international
sound-
programme
connection
ITU-T
Rec. J.16 (11/80) Measurement of weighted noise in
sound-programme circuits
ITU-T Rec.
J.17 (12/72) Pre-emphasis used on sound-programme
circuits
ITU-T Rec. J.18 (11/80)
Crosstalk in sound-programme circuits set up on
carrier systems
ITU-T Rec. J.19 (11/80)
A conventional test signal simulating sound-
programme signals
for measuring
interference in other channels
ITU-T Rec.
J.21
(08/94) Performance
characteristics
of
15
kHz-type
sound-programme
circuits -
Circuits for
high quality monophonic
and stereophonic transmissions
ITU-T
Rec.
J.23
(11/88)
Performance
characteristics
of
7
kHz
type
(narrow-bandwidth)
sound-programme
circuits
ITU-T
Rec.
J.24
(02/82)
Modulation
of
signals
carried
by
sound-
program
circuits
by
interfering signals from
power supply sources
ITU-T
Rec.
J.25
(05/86)
Estimation
of
transmission
performance
of
sound-program
circuits shorter or longer
than the hypothetical reference circuit
ITU-T
Rec.
J.26
(06/90)
Test
signals
to
be
used
on
international
sound-program
connections
ITU-T
Rec.
J.27
(06/90)
Signals
for
the
alignment
of
international
sound-program
connections
ITU-T
Rec.
J.41
(11/88)
Characteristics
of
equipment
for
the
coding
of
analogue
high
quality sound
programme
signals for transmission on 384 kbit/s channels
ITU-T Rec. J.42 (11/88) Characteristics
of equipment for the coding of analogue medium
quality
sound-programme signals for
transmission on 384-kbit/s channels
ITU-T
Rec.
J.43
(11/88)
Characteristics
of
equipment
for
the
coding
of
analogue
high
quality sound
programme
signals for transmission on 320 kbit/s channels
ITU-T Rec. J.44 (11/88) Characteristics
of equipment for the coding of analogue medium
quality
sound-programme
signals for transmission on 320 kbit/s channels
ITU-T
Rec.
J.51
(08/94)
General
principles
and
user
requirements
for
the
digital
transmission of high
quality
sound programmes
ITU-T
Rec.
J.52
(07/96)
Digital
transmission
of
high-quality
sound-programme
signals
using one, two or
three 64
kbit/s channels per mono signal (and up to six per
stereo signal)
ITU-T
Rec.
J.53
(06/90)
Sampling
frequency
to
be
used
for
the
digital
transmission
of
high-quality
sound-programme
signals
ITU-T Rec. J.54 (05/86)
Transmission of analogue high-quality sound-
programme signals
on mixed
analogue-and-digital circuits using 384
kbit/s channels
ITU-T Rec. J.55 (06/90)
Digital transmission of high-quality sound-
programme signals on
distribution
circuits using 480 kbit/s (496 kbit/s)
per audio channel
ITU-T Rec. J.56
(06/90) Transmission of high-quality sound-
programme analogue signals
over mixed
analogue/digital circuits at 320 kbit/s
ITU-T Rec. J.57 Notice (12/96)
ITU-T
Rec.
J.57
(06/90)
Transmission
of
digital
studio
quality
sound
signals
over
H1
channels
ITU-T Rec. J.61
(06/90) Transmission performance of television
circuits designed for use
in
international
connections
ITU-T Rec. J.62 (02/78) Single value of
the signal-to-noise ratio for all television
systems
ITU-T
Rec.
J.63
(06/90)
Insertion
of
test
signals
in
the
field-blanking
interval
of
monochrome and colour
television signals
ITU-T
Rec. J.64 (02/86) Definitions of parameters for
simplified automatic measurement
of
television
insertion test signals
ITU-T
Rec.
J.65
(02/78)
Standard
test
signal
for
conventional
loading
of
a
television
channel
ITU-T Rec. J.66
(02/78) Transmission of one sound programme
associated with analogue
television
signal by
means of time division
multiplex in the line synchronizing pulse
ITU-T
Rec.
J.67
(08/94)
Test
signals
and
measurement
techniques
for
transmission
circuits carrying
MAC/packet signals or HD-MAC signals
ITU-T
Rec.
J.68
(02/82)
Hypothetical
reference
chain
for
television
transmissions
over
very long distances
ITU-T
Rec.
J.80
(09/93)
Transmission
of
component-
coded
digital
television
signals
for
contribution-quality
applications at bit rates near 140
Mbit/s
ITU-T Rec. J.81 Cor 1 (10/96)
Corrigendum 1
ITU-T Rec.
J.81
(09/93) Transmission
of
component-coded
digital
television
signals
for
contribution-quality
applications at the third hierarchical
level of ITU-T Recommendation G.702
ITU-T
Rec.
J.81
Amd
1
(10/95)
Appendix
II
to
Annex
A
to
Recommendation
J.81
-
Guidelines for
implementation of a complete television
codec
ITU-T
Rec.
J.81
Amd
2
(03/98)
Appendix
IV
to
Annex
A
-
Results
of
34
Mbit/s
codec
interworking tests
(February 1996)
ITU-T
Rec.
J.82
(07/96)
Transport
of
MPEG-2
constant
bit
rate
television
signals
in
B-ISDN
ITU-T
CORRIGENDUM
TO
Recommendation
J
83
(04/97)
Digital
multi-programme
systems for television
sound
and data services for c
ITU-T Rec. J.83
(04/97) Digital multi-programme systems for
television, sound and data
services for
cable
distribution
ITU-T
Rec.
J.84
(04/97)
Distribution
of
digital
multi-programme
signals
for
television,
sound and data
services through SMATV networks
ITU-T
Rec.
J.85
(06/90)
Digital
television
transmission
over
long
distances
-
General
principles
ITU-T Rec. J.86 (06/90) Mixed analogue-
and-digital transmission of analogue composite
television signals
over long
distances
ITU-T Rec. J.87 (03/98) Use
of hybrid cable television links for the secondary
distribution
of television
into the user's premises
ITU-T
Rec.
J.90
(04/97)
Electronic
programme
guides
for
delivery
by
digital
cable
television and similar
methods
ITU-T
Rec.
J.91
(08/94)
Technical
methods
for
ensuring
privacy
in
long-
distance
international television
transmission
ITU-T
Rec.
J.92
(04/97)
Recommended
operating
guidelines
for
point-to-point
transmission
of television
programmes
ITU-T Rec. J.93
(03/98) Requirements for conditional access in the
secondary distribution
of digital
television on cable television systems
ITU-T
Rec.
J.94
(11/98)
Service
information
for
digital
broadcasting
in
cable
television
systems
ITU-T Rec. J.100 (06/90) Tolerances for
transmission time differences between the vision
and sound
components of a
television signal
ITU-T Rec. J.101
(06/90) Measurement methods and test procedures
for teletext signals
ITU-T Rec. J.110
(04/97) Basic principles for a worldwide common
family of systems for
the provision of
interactive television services
ITU-T Rec. J.111 (03/98) Network
independent protocols for interactive systems
ITU-T Rec. J.112 (03/98) Transmission
systems for interactive cable television services
ITU-T
Rec.
J.113
(03/98)
Digital
video
broadcasting
interaction
channel
through
the
PSTN/ISDN
ITU-T Rec. J.131
(03/98) Transport of MPEG-2 signals in PDH
networks
ITU-T Rec. J.132 (03/98)
Transport of MPEG-2 signals in SDH networks
ITU-T Rec. J.140 (03/98) Subjective
picture quality assessment for digital cable
television
systems
ITU-T
Rec.
J.150
(03/98)
Operational
functionalities
for
the
delivery
of
digital
multiprogramme
television,
sound and data services
through multichannel, multipoint distribution
systems (MMDS)
------------
--------------------------------------------------
--------------------------------------------------
------
---------------------------------
-----
K
系列
ITU-T
Rec.
K.5
(06/64)
Joint
use
of
poles
for
electricity
distribution
and
for
telecommunications
ITU-T
Rec. K.6 (06/64) Precautions at crossings
ITU-T Rec. K.7 (10/84) Protection
against acoustic shock
ITU-T
Rec.
K.8
(11/88)
Separation
in
the
soil
between
telecommunication
cables
and
earthing system of
power facilities
ITU-T Rec.
K.9
(10/68) Protection
of
telecommunication
staff
and
plant
against
a
large
earth potential due
to a
neighbouring electric traction line
ITU-T
Rec.
K.10
(10/96)
Low
frequency
interference
due
to
unbalance
about
earth
of
telecommunication
equipment
ITU-T Rec. K.11 (10/93) Principles of
protection against overvoltages and overcurrents
ITU-T
Rec.
K.12
(05/95)
Characteristics
of
gas
discharge
tubes
for
the
protection
of
telecommunications
installations
ITU-T Rec. K.13 (12/72) Induced
voltages in cables with plastic-insulated
conductors
ITU-T Rec. K.14 (10/84)
Provision of a metallic screen in plastic-sheathed
cables
ITU-T Rec. K.15 (12/72)
Protection of remote-feeding systems and line
repeaters against
lightning and
interference from neighbouring
electricity lines
ITU-T
Rec.
K.16
(12/72)
Simplified
calculation
method
for
estimating
the
effect
of
magnetic induction from
power lines on remote-fed repeaters in
coaxial pair telecommunication systems
ITU-T Rec. K.17 (11/88)
T
ests on power-fed repeaters using
solid-state devices in order to
check
the
arrangements for protection from
external interference
ITU-T Rec. K.18
(11/88) Calculation of voltage induced into
telecommunication lines from
radio
station
broadcasts and methods of
reducing interference
ITU-T
Rec.
K.19
(11/80)
Joint
use
of
trenches
and
tunnels
for
telecommunication
and
power cables
ITU-T
Rec.
K.20
(10/96)
Resistibility
of
telecommunication
switching
equipment
to
overvoltages and
overcurrents
ITU-T
Rec.
K.21
(10/96)
Resistibility
of
subscriber's
terminal
to
overvoltages
and
overcurrents
ITU-T Rec. K.22 (05/95) Overvoltage
resistibility of equipment connected to an ISDN
T/S
bus
ITU-T
Rec.
K.23
(11/88)
Types
of
induced
noise
and
description
of
noise
voltage
parameters for ISDN basic
user networks
ITU-T
Rec.
K.24
(11/88)
Method
for
measuring
radio-frequency
induced
noise
on
telecommunications pairs
ITU-T Rec. K.25 (05/96) Protection of
optical fibre cables
ITU-T
Rec.
K.26
(11/88)
Protection
of
telecommunication
lines
against
harmful
effects
from electric power
and electrified railway lines
ITU-T Rec. K.27 (05/96) Bonding
configurations and earthing inside a
telecommunication
building
ITU-T
Rec.
K.28
(03/93)
Characteristics
of
semi-conductor
arrester
assemblies
for
the
protection of
telecommunications installations
ITU-T Rec. K.29 (01/92) Coordinated
protection schemes for telecommunications cables
below ground
ITU-T Rec. K.30
(03/93) Positive temperature coefficient
(PT
c) thermistors
ITU-T
Rec.
K.31
(03/93)
Bonding
configurations
and
earthing
of
telecommunication
installations inside a
subscriber's building
ITU-T
Rec.
K.32
(05/95)
Immunity
requirements
and
test
methods
for
electrostatic
discharge to
telecommunication equipment - Generic
EMC Recommendation
ITU-T
Rec.
K.33
(10/96)
Limits
for
people
safety
related
to
coupling
into
telecommunications system from
a.c. electric power and a.c.
electrified railway installations in fault
conditions
ITU-T
Rec.
K.34
(05/96)
Classification
of
electromagnetic
environmental
conditions
for
telecommunication
equipment - Fast transient and radio-
frequency phenomena
ITU-T Rec. K.35
(05/96) Bonding configurations and earthing at
remote electronic sites
ITU-T Rec. K.36
(05/96) Selection of protective devices
ITU-T
Rec.
K.37
(02/99)
Low
and
high
frequency
EMC
mitigation
techniques
for
telecommunication
installations and systems - Basic EMC
Recommendation
ITU-T Rec. K.38 (10/96)
Radiated emission test procedure for physically
large systems
ITU-T Rec. K.39 (10/96)
Risk assessment of damages to telecommunication
sites due to
lightning discharges
ITU-T Rec. K.40 (10/96) Protection
against LEMP in telecommunications centres
ITU-T Rec. K.41 (05/98) Resistibility
of internal interfaces of telecommunication
centres to
surge
overvoltages
ITU-T
Rec.
K.42
(05/98)
Preparation
of
emission
and
immunity
requirements
for
telecommunication
equipment - General principles
ITU-T Rec. K.43 (05/98) Immunity
requirements for telecommunication equipment
---------------------------
--------------------------------------------------
-----------------------------------------
--------------------------------------
L
系列
ITU-T
Rec.
L.1
(11/88)
Construction,
installation
and
protection
of
telecommunication
cables in
public
networks
ITU-T Rec.
L.2 (11/88) Impregnation of wooden poles
ITU-T Rec. L.3 (11/88) Armouring of
cables
ITU-T Rec. L.4 (11/88) Aluminium
cable sheaths
ITU-T Rec. L.5 (12/72)
Cable sheaths made of metals other than lead or
aluminium
ITU-T Rec. L.6 (12/72)
Methods of keeping cables under gas pressure
ITU-T Rec. L.7 (10/76) Application of
joint cathodic protection
ITU-T Rec.
L.8 (10/76) Corrosion caused by alternating
current
ITU-T Rec. L.9 (11/88) Methods
of terminating metallic cable conductors
ITU-T Rec. L.10 (11/88) Optical fibre
cables for duct, tunnel, aerial and buried
application
ITU-T Rec. L.11 (11/88)
Joint use of tunnels by pipelines and
telecommunication cables,
and the
standardization of underground duct
plans
ITU-T
Rec. L.12 (07/92) Optical fibre joints
ITU-T Rec. L.13 (07/92) Sheath joints
and organizers of optical fibre cables in the
outside
plant
ITU-T Rec.
L.14
(07/92) Measurement method
to determine
the
tensile performance
of
optical fibre cables
under
load
ITU-T Rec. L.15 (03/93) Optical
local distribution networks - Factors to be
considered for
their
construction
ITU-T
Rec.
L.16
(03/93)
Conductive
plastic
material
(CPM)
as
protective
covering
for
metal cable sheaths
ITU-T Rec. L.17 (06/95) Implementation
of connecting customers into the public switched
telephone
network (PSTN) via
optical fibres
ITU-T Rec. L.17 Appendix
1 (02/97) Examples of possible applications
ITU-T Rec. L.18 (10/96) Sheath closures
for terrestrial copper telecommunication cables
ITU-T Rec. L.19 (10/96) Outside plant
copper networks for ISDN services
ITU-T
Rec. L.20 (10/96) Creation of a fire security code
for telecommunication facilities
ITU-T
Rec. L.21 (10/96) Fire detection and alarm
systems, detector and sounder devices
ITU-T Rec. L.22 (10/96) Fire protection
ITU-T Rec. L.23 (10/96) Fire extinction
- Classification and location of fire
extinguishing
installations and
equipment on premises
ITU-T
Rec. L.24 (10/96) Classification of outside plant
waste
ITU-T Rec. L.25 (10/96) Optical
fibre cable network maintenance
ITU-T
Rec. L.26 (10/96) Optical fibre cables for aerial
application
ITU-T Rec. L.27 (10/96)
Method for estimating the concentration of
hydrogen in optical
fibre cables
ITU-T Rec. L.28 (10/96) External
additional protection for marinized terrestrial
cables
ITU-T Rec. L.29 (10/96) As-laid
report and maintenance/repair log for marinized
terrestrial
cable
installation
ITU-T Rec. L.30
(10/96) Markers on marinized terrestrial cables
ITU-T Rec. L.31 (10/96) Optical fibre
attenuators
ITU-T Rec. L.32 (10/98)
Protection devices for through-cable penetrations
of fire-sector
partitions
ITU-T Rec. L.33 (10/98) Periodic
control of fire extinction devices in
telecommunication
buildings
ITU-T Rec. L.34 (10/98) Installation of
Optical Fibre Ground Wire (OPGW) cable
ITU-T Rec. L.35 (10/98) Installation of
optical fibre cables in the access network
ITU-T Rec. L.36 (10/98) Single mode
fibre optic connectors
ITU-T Rec. L.37
(10/98) Fibre optic (non-wavelength selective)
branching devices
ITU-T Rec. L.38
(09/99) Use of trenchless techniques for the
construction of underground
infrastructures
-
-
-
-
-
-
-
-
-
上一篇：小学英语单词复数形式
下一篇：所有植物的英文