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ITU-T Liaison Statements
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ITU-T Liaison Statements
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Incoming liaison statements allocated to an ITU-T Study Group meeting (
*
)
ITU-T Study Group
Any
ITU-T TSAG [Telecommunication Standardization Advisory Group]
ITU-T SG2 [Operational aspects of telecommunications and ICTs]
ITU-T SG3 [Tariff and accounting principles and international telecommunication/ICT economic and policy issues]
ITU-T SG5 [Environment, climate action, circular economy and electromagnetic fields]
ITU-T SG11 [Signalling requirements, protocols, test specifications and combating counterfeit telecommunication/ICT devices]
ITU-T SG12 [Performance, quality of service (QoS) and quality of experience (QoE)]
ITU-T SG13 [Future networks and emerging network technologies]
ITU-T SG15 [Networks, technologies and infrastructures for transport, access and home]
ITU-T SG17 [Security]
ITU-T SG20 [Internet of things (IoT) and smart cities and communities (SC&C)]
ITU-T SG21 [Technologies for multimedia, content delivery and cable television]
Meeting
Geneva, 13-24 October 2025
Geneva, 17-28 March 2025
Montreal, 1-12 July 2024
Geneva, 20 November - 1 December 2023
Geneva, 17-28 April 2023
Geneva, 19-30 September 2022
E-Meeting, 6-17 December 2021
E-Meeting, 12-23 April 2021
E-Meeting, 7-18 September 2020
Geneva, 27 January - 7 February 2020
Geneva, 1-12 July 2019
Geneva, 8-19 October 2018
Geneva, 29 January - 9 February 2018
Geneva, 19-30 June 2017
Geneva, 19-30 September 2016
Geneva, 15-26 February 2016
Geneva, 22 June - 3 July 2015
Geneva, 24 November - 5 December 2014
Geneva, 24 March - 4 April 2014
Geneva, 6 December 2013
Geneva, 1-12 July 2013
Geneva, 1 February 2013
Geneva, 10-21 September 2012
Geneva, 11 May 2012
Geneva, 5-16 December 2011
Geneva, 16 September 2011
Geneva, 14-25 February 2011
Geneva, 22 October 2010
Geneva, 31 May - 11 June 2010
Geneva, 15 January 2010
Geneva, 28 September - 9 October 2009
Geneva, 15 May 2009
Geneva, 1-12 December 2008
Geneva, 11-22 February 2008
Geneva, 4-15 June 2007
Geneva, 30 October - 10 November 2006
Geneva, 6-17 February 2006
Type of action
Any
Action
Comment
Information
With title containing all these words
Full search in ITU-T LSs Database
Total found:
71
Page Size:
10
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JCA-IMT2020-LS13
- [
https://www.itu.int/ifa/t/2022/ls/jca-imt2020/sp17-jca-imt2020-oLS-00013.docx
]
LS on Invitation to update the information in the IMT-2020 and beyond roadmap [to ITU study groups and external IMT-2020 liaison partners]
Approved on 2023-04-18
.
For action to:
All questions
For information to:
-
Deadline:
2023-10-16
Submitted as:
T22-SG15-230417-TD-GEN-0164
Meeting:
Geneva, 17-28 April 2023
IEEE 802.3 Ethernet WG-LS122
- [
https://www.itu.int/ifa/t/2022/ls/ieee802.3ethernetwg/sp17-ieee802.3ethernetwg-iLS-00122.zip
]
LS/r Reply to SG15-LS36
Approved on 2023-04-09
in response to
SG15-LS36
.
For action to:
Q13/15
For information to:
-
Deadline:
-
Submitted as:
T22-SG15-230417-TD-WP3-0173
Meeting:
Geneva, 17-28 April 2023
OpenROADM MSA-LS4
- [
https://www.itu.int/ifa/t/2022/ls/openroadmmsa/sp17-openroadmmsa-iLS-00004.docx
]
LS/r on OpenROADM (reply to SG15-LS40)
Approved on 2023-04-07
in response to
SG15-LS40
.
For action to:
-
For information to:
-
Deadline:
-
Submitted as:
T22-SG15-230417-TD-GEN-0152
Meeting:
Geneva, 17-28 April 2023
SG13-LS68
- [
https://www.itu.int/ifa/t/2022/ls/sg13/sp17-sg13-oLS-00068.zip
]
LS on new Recommendation ITU-T Y.3532: “Cloud computing – Functional requirements of Platform as a Service for cloud native applications”
Approved on 2023-03-24
.
For action to:
-
For information to:
All questions
Deadline:
-
Submitted as:
T22-SG15-230417-TD-GEN-0148
Meeting:
Geneva, 17-28 April 2023
SG13-LS69
- [
https://www.itu.int/ifa/t/2022/ls/sg13/sp17-sg13-oLS-00069.zip
]
LS on initiation of new work item Y.cdp-reqts: "Data handling – Functional requirements of collaborative data processing in data platform"
Approved on 2023-03-24
.
For action to:
-
For information to:
All questions
Deadline:
-
Submitted as:
T22-SG15-230417-TD-GEN-0149
Meeting:
Geneva, 17-28 April 2023
SG13-LS71
- [
https://www.itu.int/ifa/t/2022/ls/sg13/sp17-sg13-oLS-00071.zip
]
LS on invitation to review “Big data and data handling standardization roadmap” and provide missing or updated information
Approved on 2023-03-24
.
For action to:
-
For information to:
All questions
Deadline:
2023-10-09
Submitted as:
T22-SG15-230417-TD-GEN-0150
Meeting:
Geneva, 17-28 April 2023
SG13-LS77
- [
https://www.itu.int/ifa/t/2022/ls/sg13/sp17-sg13-oLS-00077.zip
]
LS on work progress on Quantum Key Distribution (QKD) network in SG13 (as of March 2023)
Approved on 2023-03-24
.
For action to:
-
For information to:
All questions
Deadline:
-
Submitted as:
T22-SG15-230417-TD-GEN-0156
Meeting:
Geneva, 17-28 April 2023
SG2-LS46
- [
https://www.itu.int/ifa/t/2022/ls/sg2/sp17-sg2-oLS-00046.zip
]
LS/r on Consent of revised Recommendation ITU-T M.3020, “Management Interface Specification Methodology” (reply to 3GPP TSG SA5-S5-225615)
Approved on 2023-03-22
in response to
3GPP TSG SA5-S5-225615
.
For action to:
-
For information to:
Q14/15
Deadline:
2023-04-28
Submitted as:
T22-SG15-230417-TD-WP3-0136
Meeting:
Geneva, 17-28 April 2023
SG2-LS57
- [
https://www.itu.int/ifa/t/2022/ls/sg2/sp17-sg2-oLS-00057.docx
]
LS on SCV activity in SG2
Approved on 2023-03-22
.
For action to:
All questions
For information to:
-
Deadline:
-
Submitted as:
T22-SG15-230417-TD-GEN-0130
Meeting:
Geneva, 17-28 April 2023
SG2-LS61
- [
https://www.itu.int/ifa/t/2022/ls/sg2/sp17-sg2-oLS-00061.zip
]
LS on Telecommunication Management and OAM Project Plan
Approved on 2023-03-22
.
For action to:
All questions
For information to:
-
Deadline:
-
Submitted as:
T22-SG15-230417-TD-GEN-0131
Meeting:
Geneva, 17-28 April 2023
BROADBAND FORUM-LS170
- [
https://www.itu.int/ifa/t/2022/ls/broadbandforum/sp17-broadbandforum-iLS-00170.docx
]
LS/r on Broadband Forum Response and Proposal for Joint FTTR Workshop
Approved on 2023-03-20
in response to
SG15-LS38
.
For action to:
Q3/15
For information to:
-
Deadline:
-
Submitted as:
T22-SG15-230417-TD-WP1-0098
Meeting:
Geneva, 17-28 April 2023
SG13-LS65
- [
https://www.itu.int/ifa/t/2022/ls/sg13/sp17-sg13-oLS-00065.docx
]
LS on revision of JCA-IMT2020 terms of reference
Approved on 2023-03-20
.
For action to:
-
For information to:
All questions
Deadline:
-
Submitted as:
T22-SG15-230417-TD-GEN-0146
Meeting:
Geneva, 17-28 April 2023
SG13-LS66
- [
https://www.itu.int/ifa/t/2022/ls/sg13/sp17-sg13-oLS-00066.docx
]
LS about continuation of the FG-AN operation [to TSAG and All ITU-T Study Groups]
Approved on 2023-03-20
.
For action to:
-
For information to:
All questions
Deadline:
-
Submitted as:
T22-SG15-230417-TD-GEN-0147
Meeting:
Geneva, 17-28 April 2023
JCA-ML-LS2
- [
https://www.itu.int/ifa/t/2022/ls/jca-ml/sp17-jca-ml-oLS-00002.docx
]
LS on Invitation to nominate the representative to the ITU-T JCA-ML [to SDOs and all ITU-T SGs]
Approved on 2023-03-16
.
For action to:
All questions
For information to:
-
Deadline:
2023-10-09
Submitted as:
T22-SG15-230417-TD-GEN-0121
Meeting:
Geneva, 17-28 April 2023
IEEE 802.1-LS72
- [
https://www.itu.int/ifa/t/2022/ls/ieee802.1/sp17-ieee802.1-iLS-00072.zip
]
LS/r on OTNT Standardization Work Plan Issue 31 (reply to SG15-LS15)
Approved on 2023-03-16
in response to
SG15-LS15
.
For action to:
Q12/15
For information to:
-
Deadline:
-
Submitted as:
T22-SG15-230417-TD-WP3-0138
Meeting:
Geneva, 17-28 April 2023
IEEE 802.3 Ethernet WG-LS118
- [
https://www.itu.int/ifa/t/2022/ls/ieee802.3ethernetwg/sp17-ieee802.3ethernetwg-iLS-00118.pdf
]
LS/i/r on OTNT Standardization Work Plan (reply to SG15-LS18)
Approved on 2023-03-16
in response to
SG15-LS18
.
For action to:
Q12/15
For information to:
-
Deadline:
-
Submitted as:
T22-SG15-230417-TD-WP3-0170
Meeting:
Geneva, 17-28 April 2023
IEEE 802.3 Ethernet WG-LS119
- [
https://www.itu.int/ifa/t/2022/ls/ieee802.3ethernetwg/sp17-ieee802.3ethernetwg-iLS-00119.zip
]
LS/r on the OTN mapping reference point for 800GBASE-R (reply to SG15-LS42)
Approved on 2023-03-16
in response to
SG15-LS42
.
For action to:
-
For information to:
Q11/15
Deadline:
-
Submitted as:
T22-SG15-230417-TD-WP3-0171
Meeting:
Geneva, 17-28 April 2023
IEEE 802.3 Ethernet WG-LS120
- [
https://www.itu.int/ifa/t/2022/ls/ieee802.3ethernetwg/sp17-ieee802.3ethernetwg-iLS-00120.pdf
]
LS/r on on HNT standardization work plan (reply to SG15-LS7)
Approved on 2023-03-16
in response to
SG15-LS7
.
For action to:
Q1/15
For information to:
-
Deadline:
-
Submitted as:
T22-SG15-230417-TD-WP1-0150
Meeting:
Geneva, 17-28 April 2023
IEEE 802.3 Ethernet WG-LS121
- [
https://www.itu.int/ifa/t/2022/ls/ieee802.3ethernetwg/sp17-ieee802.3ethernetwg-iLS-00121.pdf
]
LS/r on ANT Standardization Work Plan (SG16-LS6)
Approved on 2023-03-16
in response to
SG15-LS6
.
For action to:
Q1/15
For information to:
-
Deadline:
-
Submitted as:
T22-SG15-230417-TD-WP1-0151
Meeting:
Geneva, 17-28 April 2023
SG3-LS23
- [
https://www.itu.int/ifa/t/2022/ls/sg3/sp17-sg3-oLS-00023.docx
]
LS on new ITU-T Focus Group on costing models for affordable data services (FG-CostingData) [to TSAG, all ITU-T SGs, ITU-D Study Group 1, and ITU-R Working Party 1B]
Approved on 2023-03-10
.
For action to:
-
For information to:
All questions
Deadline:
-
Submitted as:
T22-SG15-230417-TD-GEN-0120
Meeting:
Geneva, 17-28 April 2023
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