ITU Operational Bulletin
Messages complement to ITU-T Recommendation
ITU-T Recommendation P.1110
P.1110
Last approved: 1.I.2015
Referenced in 4 issues of the Bulletin.
2025
1 amendmentDate / Message
2019
1 amendmentDate / Message
Messages complement to ITU-T Recommendation
Last approved: 1.I.2015
Referenced in 4 issues of the Bulletin.