A.set ip interface ge-0/0/0 address 192.168.1.1 255.255.255.0
B.set ip interface ge-0/0/0 address 192.168.1.1/24
C.set interface ge-0/0/0 ip4 address 192.168.1.1 mask 255.255.255.0
D.set interfaces ge-0/0/0 unit 0 family inet address 192.168.1.1/24