问题
单项选择题
只封禁一台地址为193.62.40.230主机的access-list的正确配置是（）
A．access-list 110 permit ip any any
access-list 110 deny ip host 193.62.40.230 any
access-list 110 deny ip any host 193.62.40.230
B．access-list 110 deny ip host 193.62.40.230any
access-list 110 deny ip any host 193.62.40.230
access-list 110 permit ip any any
C．access-list 110 deny ip host 193.62.40.230 any
access-list 110 deny ip any host 193.62.40.230
D．access-list 110 deny ip host 193.62.40.230 any
access-list 110 permit ip any any
access-list 110 deny ip any host 193.62.40.230
答案
参考答案：B