Connecting the world and beyond
Advanced Search
ITU
General Secretariat
Radiocommunication
Standardization
About ITU-T
Events
All Groups
Standards
Resources
BSG
Study Groups
Regional Presence
Join Us
MyWorkspace
Development
News
Members' Zone
Join ITU
SG11 - Signalling requirements, protocols, test specifications and combating counterfeit telecommunication/ICT devices
Rollup Image
You are here
ITU
>
Homepage
>
ITU-T
>
Study Groups
>
Study Period 2025 - 2028
>
SG11
Share
MyWorkspace
Contact
About SG11
Mandate and lead roles
Structure
Management Team
Questions under study and Rapporteurs
Representatives and other roles
Editors
Approved deliverables
Recommendations
Technical papers
Implementors' Guides
Focus Groups
Handbooks
Selected Workshops
SG11 promotion materials
Page Content 20
Save language (?)
Disclaimer & Feedback
Meeting in Focus
Page Content 2
SG11 meeting
Geneva, 3-11 March 2026 (TBA)
Announcement
coming
Meeting room allocation
|
mobile friendly version
Remote participation
Delegate
|
Moderator
Guides
ITU-T delegate guide
ITU-T guide for new participants
Webcast:
Live
|
Archives
Executive Summaries
[
02-2025
]
Status of ITU-T Q.5056, ITU-T Q.5055 and ITU-T Q.5010 (TAP)
TSB Circular 95
MS Consultation
(TAP)
ITU-T Q.5036 and ITU-T Q.5015
TSB Circular 94
Deadline:
19 February 2026
ITU Survey: Use of ITU-T Recommendations in national conformity assessment frameworks
https://itu.int/go/CASC-QS-2025
(TIES restricted)
TSB Circular 96
Deadline:
23 February 2026
Past SG11 meetings (2025-2028)
Meeting Documents
Page Content 3
Recently posted
|
Search
Documents [
March 2026
]
All Docs - Cs - TDs
LS In
-
LS Out
Informal FTP area
(IFA)
RGM platform documents
Direct Document Posting
(to
submit Contributions)
Document Templates
Author's Guide
Current Work Items
Page Content 4
Work programme
Recommendations under AAP
(
AAP announcements
)
Recommendations under TAP
A.1 Justification form for proposed new Recommendations
Other Meetings
Page Content 5
Rapporteur Group Meetings
All meetings (2025-2028)
Page Content 17
Page Content 16
Page Content 9
Page Content 10
Page Content 18
Page Content 19
Tools
Documentation
News
Page Content 11
Create/manage ITU account
(TIES & Guest)
ITU-T SG11 SharePoint collaboration site
Informal FTP area and mailing lists archives
Delegate resources
Electronic Working Methods
(EWM)
Document sync tool
ITU-T Recommendation number allocation list
ITU-T Recommendation series structure
Standards Q&A
Page Content 12
Circulars related to SG11
Collective letters
All contributions
Reports
Liaison statements database:
By meeting
-
All
View documents in Directory Tree Mode
Search ITU documents
Page Content 13
Page Content 15
Related Groups
Special Topics
Past Periods
Page Content 6
Conformity Assessment Steering Committee (ITU-T CASC)
ITU-T SG11 Regional Group for EECAT (SG11RG-EECAT)
ITU-T SG11 Regional Group for Africa (SG11RG-AFR)
Page Content 7
Conformity and Interoperability Portal
https://itu.int/go/citest
Combating counterfeit and stolen telecommunication/ICT devices and tampered software
https://itu.int/go/CS-ICT
Signalling security
https://itu.int/go/SIG-SECURITY
Page Content 8
Study Group 11
Study Period 2022-2024
Study Period 2017-2021
Study Period 2013-2016
Study Period 2009-2012
Study Period 2005-2008
Study Period 2001-2004
Study Period 1997-2000
Page Content 14
Follow us
Twitter
Facebook
YouTube
Flickr
Linkedin
Instagram
Soundcloud
Podcasts
Spotify
Spreaker
TikTok
