以下那个访问列表将只允许FTP流量进入196.15.7.0这个网络段()
A.access-list 10 deny tcp an 196.15.7.0 eq
B.access-list 1001 permit tcp any 196.15.7.0 .0.0.0.255 eq ftp
C.access-list 10 permit tcp any 196.15.7.0 0.0.0.255
D.access-list 1001 permit 196.15.7.0 .0.0.0.255 eq ftp