多项选择题
A.IP PIM RP-addressB.IP PIM ssmC.IP PIM Sparse-modeD.IP……
Which two commands are required to enable multicast on a router, knowing that the receivers only supports IGMPv2?()
A.IP PIM RP-address
B.IP PIM ssm
C.IP PIM Sparse-mode
D.IP PIM Passive