LS | Title | From | To | Approval date |
SG11-LS233 | LS/r on progress of ongoing work item ITU-T TR-USSD (ISO/IECJTC1/SC27/WG2-N2883) | SG11 | ISO/IEC JTC1/SC27/WG2; | 2021-12-10 |
ISO/IEC JTC1/SC27/WG2-N2883 | LS/r on progress of ongoing work item ITU-T TR-USSD (SG11-LS177) | ISO/IEC JTC1/SC27/WG2 | SG11; | 2021-10-28 |
ISO/IEC JTC1/SC27/WG2-N 2732 | LS/r on progress of ongoing work item ITU-T TR-USSD (SG11-LS177) | ISO/IEC JTC1/SC27/WG2 | SG11; | 2021-04-16 |
SG11-LS177 | LS on progress of ongoing work item ITU-T TR-USSD | SG11 | ISO/IEC JTC1/SC27/WG2; 3GPP TSG SA3; SG13; SG17; SG20; ITU FIGI SIT WG; FG-QIT4N; | 2021-03-26 |