A.255.255.255.0 B.255.255.255.128 C.255.255.255.240 D.255.255.255.224
A.access-list 101 deny tcp any 255.255.255.255 B.access-list 101 deny udp any any eq 520 C.access-list 101 deny udp any any eq 53 D.access-list 10 deny udp any 255.255.255.255
A.10.110.48.10 mask 255.255.248 B.10.110.43.10 mask 255.255.0.0 C.10.110.43.10 mask 255.255.248.0 D.10.110.48.10 mask 255.255.0.0