Which signaling protocol is defined by the ITU-T standard?
A.
H.323
B.
SIP
C.
MGCP
D.
SCCP
Which signaling protocol is defined by the ITU-T standard?
Which signaling protocol is defined by the ITU-T standard?
Which signaling protocol is defined by the ITU-T standard?
Which signaling protocol is defined by the ITU-T standard?
A.
H.323
B.
SIP
C.
MGCP
D.
SCCP