A.123.200.8.0 B.1231.200.8.32 C.123.200.8.64 D.123.200.8.65
A.10.62.31.5 B.172.60.31.5 C.172.16.10.1 D.192.168.100.1
A.10.254.255.23 B.10.254.255.255 C.10.254.255.16 D.10.254.0.255