Which signaling protocol is proprietary to Cisco?
A.
H.323
B.
SIP
C.
MGCP
D.
SCCP
Which signaling protocol is proprietary to Cisco?
Which signaling protocol is proprietary to Cisco?
Which signaling protocol is proprietary to Cisco?
Which signaling protocol is proprietary to Cisco?
A.
H.323
B.
SIP
C.
MGCP
D.
SCCP