单选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 193.62.40.230 any
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

【正确答案】 B

【答案解析】[解析] 在配置路由器远程登录口令时，路由器必须进入的工作模式为虚拟终端配置模式。