Refer to the exhibit.
Which configuration change is needed to enable NANP international dialing during MGCP fallback?
A.
Change the dial peer to dial-peer voice 901 voip.
B.
Change the dial peer to dial-peer voice 9011 pots.
C.
Add the command prefix 011 to the dial peer.
D.
Add the command prefix 9011 to the dial peer.