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计算机等级考试—四级—《网络技术工程师》題庫下載題庫

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22 定义一个用于封禁ICMP协议而只允许转发166.129.130.0/24子网的ICMP数据包的访问控制列表,Cisco路由器的正确配置是
(A)access-list 198 permit icmp 166.129.130.0 255.255.255.0 any   access-list 198 deny icmp any any   access-list 198 permit ip any any
(B)access-list 198 permit icmp 166.129.130.0 0.0.0.255 any   access-list 198 deny icmp any any   access-list 198 permit ip any any
(C) access-list 99 permit icmp 166.129.130:0 0.0.0.255 any   access-list 99 deny icnip any any   access-list 99 permit ip any any
(D)access-list 100 permit icmp 166.129.130.0 0.0.0.255 any   access-list 100 permit ip any any   access-list 100 deny icmp any any


22 定义一个用于封禁ICMP协议而只允许转发166.129.130.0/24子..-阿摩線上測驗