ITU Operational Bulletin
Messages complement to ITU-T Recommendation
ITU-T Recommendation T L.1640
T L.1640
Last approved: 31.I.2024
Referenced in 1 issue of the Bulletin.
2024
1 amendmentDate / Message
Messages complement to ITU-T Recommendation
Last approved: 31.I.2024
Referenced in 1 issue of the Bulletin.