A、access-list standard 172.16.4.13
B、access-list 2 deny 172.16.4.13 0.0.0.0
C、access-list 101 deny 172.16.4.13 0.0.0.0
D、access-list 199 deny 172.16.4.13 255.255.255.255

A、access-list 100 permit tcp any 196.15.7.0 0.0.0.255 eq www
B、access-list 10 deny tcp any 196.15.7.0 eq www
C、access-list 100 permit 196.15.7.0 0.0.0.255 eq www
D、access-list 110 permit ip any 196.15.7.0 0.0.0.255
E、access-list 110 permit www 196.15.7.0 0.0.0.255

A、access-list 10 permit smtp host 1.1.1.1
B、access-list 110 permit ip smtp host 1.1.1.1
C、access-list 10 permit tcp any host 1.1.1.1 eq smtp
D、access-list 110 permit tcp any host 1.1.1.1 eq smtp

A、ip access-list standard cisco deny 172.16.192.0 0.0.31.255
B、ip access-list standard cisco deny 172.16.0.0 0.0.255.255
C、ip access-list standard cisco deny 172.16.172.0 0.0.31.255
D、ip access-list standard cisco deny 172.16.188.0 0.0.15.255
E、ip access-list standard cisco deny 172.16.192.0 0.0.15.255

A、ip access-list standard cisco deny 192.168.160.0 255.255.240.0
B、ip access-list standard cisco deny 192.168.160.0 0.0.191.255
C、ip access-list standard cisco deny 192.168.160.0 0.0.31.255
D、ip access-list standard cisco deny 192.168.0.0 0.0.31.255

A、ip access-list extended cisco permit tcp any 196.15.7.0 0.0.0.255 eq www
B、ip access-list extended cisco deny tcp any 196.15.7.0 eq www
C、ip access-list extended cisco permit 196.15.7.0 0.0.0.255 eq www
D、ip access-list extended cisco permit ip any 196.15.7.0 0.0.0.255
E、ip access-list extended cisco permit www 196.15.7.0 0.0.0.255

A、ip access-list standard cisco permit smtp host 1.1.1.1
B、ip access-list extended cisco permit ip smtp host 1.1.1.1
C、ip access-list standard cisco permit tcp any host 1.1.1.1 eq smtp
D、ip access-list extended cisco permit tcp any host 1.1.1.1 eq smtp

A、静态NAT
B、动态NAT
C、PAT
D、NAT地址池

A、静态NAT
B、动态NAT
C、PAT
D、NAT地址池

A、转换引入路径延迟
B、节约合法IP地址
C、丧失端到端跟踪性
D、增加连接到网络的灵活性
E、部分功能不能实现

A、向网络服务商再申请更多的internet合法地址
B、为局域网中所有机器只配置8个地址
C、配置时使用overload命令选项
D、配置时使用rotary命令选项