Category:ITU-T勧告
E.164
E.164
X.500
X.500
JBIG
JBIG
X.400
X.400
H.263
H.263MSISDN
MSISDN
G.726
G.726
JBIG2
JBIG2
Megaco
H.248
H.261
H.261
T.37
T.37
T.38
T.38
CHILL
CHILL
G.729.1
G.729.1
H.265
High Efficiency Video Codingインテリジェントネットワーク
Intelligent Network
G.721
G.721
開放型文書体系
Open Document ArchitectureTTCN
TTCNG.723.1
G.723.1
G.719
G.719
G.718
G.718H.320
H.320
X.121
X.121
Abstract Syntax Notation One
ASN.1Common Management Information Protocol
Common Management Information Protocol
G.723
G.723G.728
G.728