Which two gateway configuration statements are required in order to enable Cisco Unified Communications Manager to control a T1 PRI in an MGCP gateway? (Choose two.)
A.
mgcp call-agent pointing to tftp server
B.
mgcp
C.
isdn l3-backhaul ccm-manager on the serial interface
D.
ccm-manager config
E.
ccm-manager config server {TFTP ip_address}
F.
pri-group configuration on the controller
*