封禁ICMP协议，只转发212.78.170.166/27所在子网的所有站点的ICMP数据包，正确的access-list配置是______。

A:Router(config)#access-list 110 permit icmp 212.78.170.166 0.0.0.0 any B:Router(config)#access-list 110 deny icmp any any C:Router(config)#access-list 110 permit ip any any D:Router(config)#access-list 110 permit icmp 212.78.170.0 255.255.255.224 any E:Router(config)#access-list 110 permit ip any any F:Router(config)#access-list 110 deny icmp any any G:Router(config)#access-list 110 permit icmp 212.78.170.0 0.0.0.255 any H:Router(config)#access-list 110 deny icmp any any I:Router(config)#access-list 110 permit ip any any J:Router(config)#access-list 110 permit icmp 212.78.170。160 0.0.0.31 any K:Router(config)#access-list 110 deny icmp any any L:Router(config)#access-list 110 permit ip any any

封禁ICMP协议，只转发212.78.170.166/27所在子网的所有站点的ICMP数据包，正确的access-list配置是______。

A:Router(config)#access-list 110 permit icmp 212.78.170.166 0.0.0.0 any B:Router(config)#access-list 110 deny rcmp any any C:Router(config)#access-list 110 permit ip any any D:Router(config)#access-list 110 permit icmp 212.78.170.0 255.255.255.224 any E:Router(config)#access-list 110 permit ip any any F:Router(config)#access-list 110 deny icmp any any G:Router(config)#access-list 110 permit icmp 212.78.170.0 0.0.0.255 any H:Router(config)#access-list 110 deny icmp any any I:Router(config)#access-list 110 permit ip any any J:Router(config)#access-list 110 permit icmp 212.78.170.160 0.0.0.31 any K:Router(config)#access-list 110 deny icmp any any L:Router(config)#access-list 110 permit ip any any

封禁ICMP协议，只转发212.78.170.166/27所在子网的所有站点的ICM数据包，正确的access-list配置是（）。

A:Router(config)#access-list 110 permit icmp 212.78.170.166 0.0.0.0 any B:Router(config)#access-list 110 deny icmp any any C:Router(config)#access-list 110 permit ip any any D:Router(config)#access-list 110 permit icmp 212.78.170.0 255.255.255.224 any E:Router(config)#access-list 110 permit ip any any F:Router(config)#access-list 110 deny icmp any any G:Router(config)#access-list 110 permit icmp 212.78.170.0 0.0.0.255 any H:Router(config)#access-list 110 deny icmp any any I:Router(config)#access-list 110 permit ip any any J:Router(config)#access-list 110 permit icmp 212.78.170.160 0.0.0.31 any K:Router(config)#access-list 110 deny icmp any any L:Router(config)#access-list 110 permit ip any any

封禁ICMP协议，只转发212.78.170.166/27所在子网的所有站点的ICMP数据包，正确的access-list配置是______。

A:Router (config) #access-list 110 permit icmp 212.78.170.166 0.0.0.0 any B:Router (config) #access-list 110 deny icmp any any C:Router (config) #access-list 110 permit ip any any D:Router (config) #access-list 110 permit icmp 212.78.170.0 255.255.255.224 any E:Router (config) #access-list 110 permit ip any any F:Router (config) #access-list 110 deny icmp any any G:Router (config) #access-list 110 permit icmp 212.78.170.0 0.0.0.255 any H:Router (config) #access-list 110 deny icmp any any I:Router (config) #access-list 110 permit ip any any J:Router (config) #access-list 110 permit icmp 212.78.170.160 0.0.0.31 any K:Router (config)) #access-list 110 deny icmp any any L:Router (config) #access-list 110 permit ip any any

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

只封禁一台IP地址为203.168.47.59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 203.168.47.59 any
access-list 110 deny ip any host 203.168.47.59 B:access-1ist 110 deny ip host 203.168.47.59 any
access-list 110 deny ip any host 203.168.47.59
access-list 110 permit ip any any C:access-list 110 deny ip host 203.168.47.59 any
access-list 110 deny ip any host 203.168.47.59 D:access-list 110 deny ip host 203.168.47.59 any
access-list 110 permit ip any any
access-list 110 deny ip any host 203.168.47.59

只封禁一台IP地址为203.168.47.59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 203.168.47.59 any
access-list 110 denyip any host 203.168.47.59 B:access-list 110 deny ip host 203.168.47.59 any
access-list 110 deny ip any host 203.168.47.59
access-list 110 permit ip any any C:access-list 110 denyiphost 203.168.47.59 any
access-list 110 deny ip any host 203.168.47.59 D:access-list 110 deny ip host 203.168.47.59 any
access-list 110 permit ip any any
access-list 110 deny ip any host 203.168.47.59

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

封禁ICMP协议，只转发212.78.170.166/27所在子网的所有站点的ICMP数据包，正确的access-list配置是（）。

A:Router（config)#access-list 110 permit icmp 212.78.170.166 0.0.0.0 any   Router（config)#access-list 110 deny icmp any any   Router（config)#access-list 110 permit ip any any B:Router（config)#access-list 110 permit icmp 212.78.170.0 255.255.255.224 any   Router（config)#access-list 110 permit ip any any   Router（config)#access-list 110 deny icmp any any C:Router（config)#access-list 110 perimt iemp 212.78.170.0 0.0.0.255 any   Router（config)#access-list 110 deny icmp any any   Router（config)#access-list 110 permit ip any any D:Router（config)#access-list 110 permit icmp 212.78.170.160 0.0.0.31 any   Router（config)#access-list 110 deny icmp any any   Router（config)#access-list 110 permit ip any any