Cisco路由器执行show access-list命令显示如下一组信息 Standard IP access list block deny 10.0.0.0, wildcard bits 0.255.255.255 log deny 172.16.0.0, wildcard bits 0.15.255.255 permit any 根据上述信息，正确的access-list配置是（）。
- A.Router (config) # access-list standard block Router (config-std-nacl) # deny 10.0.0.0 255.0.0.0 log Router (config-std-nacl) # deny 172.16.0.0 255.240.0.0 Router (config-std-nacl) # permit any
- B.Router (config) # ip access-list standard block Router (config-std-nacl) # permit any Router (config-std-nacl) # deny 10.0.0.0 0.255.255.255 log Router (config-std-nacl) # deny 172.16.0.0 0.15.255.255
- C.Router (config) # ip access-list standard block Router (config-std-nacl) # deny 10.0.0.0 255.0.0.0 log Router (config-std-nacl) # deny 172.16.0.0 255.240.0.0 Router (config-std-nacl) # permit any
- D.Router (config) # ip access-list standard block Router (config-std-nacl) # deny 10.0.0.0 0.255.255.255 log Router (config-std-nacl) # deny 172.16.0.0 0.15.255.255 Router (config-std-nacl) # permit any
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参考答案：D
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