题目内容:
用标准访问控制列表配置允许212.33.127.0/24子网主机登录到路由器,虚拟的配置是( )
A.Router(config)#access-list 10 permit 212.33.127.0 255.255.255.0Router(config)#line vty 0 5
Router(config-line)#access-class 10 in
B.Router(config)#access-list 20 permit 212.33.127.0 0.0.0.255
Router(config)#line vty 0 5
Router(config-line)#access-class 20 out
C.Router(config)#access-list 99 permit 212.33.127.0 0.0.0.255
Router(config)#line vty 0 5
Router(config-line)#access-class 99 in
D.Router(config)#access-list 100 permit 212.33.127.0 0.0.0.255
Router(config)#line vty 0 5
Router(config-line)#access-class 100 in
参考答案:【答案仅供学习,请勿对照自行用药等】
答案解析: