• Area of Responsibility
• List of Questions under Study
• Standardization Areas and Domains
• Work Programme
• Study Group Management Team
• List of Rapporteurs

• P-Series
• G.100-Series (except G.160-,G.180- and G.190-Series)
• G.470-Series

• Circulars related to SG 12
• Collective Letters
• Contributions
• Delayed Contributions
• Reports
• Temporary Documents

ITU-T Study Group 12 (Study Period 2001 - 2004)