ITU Operational Bulletin
Messages complement to ITU-T Recommendation
ITU-T Recommendation Y.4417
Y.4417
Last approved: 1.VI.2018
Referenced in 2 issues of the Bulletin.
2025
1 amendmentDate / Message
Messages complement to ITU-T Recommendation
Last approved: 1.VI.2018
Referenced in 2 issues of the Bulletin.