ITU-T Q.953.2
Stage 3 description for call completion supplementary services using DSS 1 : Call hold
现行
发布日期 :
2012-03-01
实施日期 :
ITU-T X.75
Packet-switched signalling system between public networks providing data transmission services
现行
发布日期 :
2005-10-01
实施日期 :
DIN ISO 18587
Translation services - Post-editing of machine translation output - Requirements (ISO 18587:2017)
现行
发布日期 :
2001-02-01
实施日期 :
ITU-R S.1068
Fixed-satellite and radiolocation/radionavigation services sharing in the band 13.75-14 GHz
现行
发布日期 :
2016-09-01
实施日期 :
ITU-T E.721
Network grade of service parameters and target values for circuit-switched services in the evolving ISDN
现行
发布日期 :
2014-05-01
实施日期 :
ITU-T Q.953.1
Stage 3 description for call completion supplementary services using DSS 1 : Call waiting
现行
发布日期 :
2004-02-01
实施日期 :
ITU-T X.1152
Secure end-to-end data communication techniques using trusted third party services
现行
发布日期 :
2029-05-01
实施日期 :