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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 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 Router (config) #access-list 110 permit icmp 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 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
access-list 90 deny icmp 168.27.95.0 255.255.255.0 any access-list 90 deny icmp any any access-list 90 permit ip any any access-list 100 permit icmp 168.27.95.0 0.0.0.255 any access-list 100 permit ip any any access-list 110 permit icmp 168.27.95.0 255.255.255.0 any access-list 110 deny icmp any any access-list 120 permit icmp 168.27.95.0 0.0.0.255 any access-list 120 deny icmp any any access-list 120 permit ip any any
access-list 198 permit icmp 166.129.130.0 255.255.255.0 any access-list 198 deny icmp any any access-1ist 198 permit ip any any 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 access-list 99 permit icmp 166.129.130.0 0.0.0.255 any access-list 99 deny icmp any any access-list 99 permit ip any any 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
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 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 access-list 99 permit icmp 166.129.130.0 0.0.0 255 any access-list 99 deny icmp any any access-list 99 permit ip any any 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
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 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 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 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
access-list 198permit icmp 166.129.130.0 255.255.255.0 anyaccess-list 198 deny icmp any any
access-list 1 98 permit ip any any access-list 198 permit icrnp 166.129.130.0 0.0.0 255 anyaccess-list 198 deny icmp any any
access-list 198 permit ip any any access-list 99 permit icrnp 166.129.130.0 0.0.0 255 any
access-list 9 9 deny icrnp any any
access-list 99 permit ip any any access-list 100 permit icrnp 166.129.130.0 0.0.0 255 any
access-list 100 permit ip any any
access-list 1 00 deny icmp any any
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 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 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 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
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 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 Router(config)#access-list 110 permit icmp 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 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
access-list 120 deny icmp 159.67.183.0 0.0.0.255 any access-list 120 permit ip any any access-list 10 permit icmp 159.67.183.0 0.0.0.255 any access-list 10 deny icmp any any access-list 10 permit ip any any access-list 99 permit icmp 159.67.183.0 0.0.0.255 any access-list 99 deny icmp any any access-list 110 permit icmp 159.67.183.0 0.0.0.255 any access-list 110 deny icmp any any access-list 110 permit ip any any
报告TCP连接超时信息 重定向UDP消息 转发SNMP数据 查找子网掩码 报告路由更新错误信息
ICMP协议根据MAC地址查找对应的IP地址 ICMP协议把公网的IP地址转换为私网的IP地址 ICMP协议根据网络通信的情况把控制报文传送给发送方主机 ICMP协议集中管理网络中的IP地址分配
access-list 120 deny icmp 159.67.183.0 0.0.0.255 any access-list 120 permit ip any any access-list 10 permit icmp 159.67.183.0 0.0.0.255 any access-list 10 deny icmp any any access-list 10 permit ip any any access-list 99 permit icmp 159.67.183.0 0.0.0.255 any access-list 99 deny icmp any any access-list 110 permit icmp 159.67.183.0 0.0.0.255 any access-list 110 deny icmp any any access-list 110 permit ip any any
报告TCP连接超时信息 重定向UDP消息 转发SNMP数据 查找子网掩码
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 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 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 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
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 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 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 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
ICMP协议根据MAC地址查找对应的IP地址 ICMP协议把公网的IP地址转换为私网的IP地址 ICMP协议根据网络通信的情况把控制报文传送给发送方主机 ICMP协议集中管理网络中的IP地址分配
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 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 Router(config)#access-list 110 permit icmp 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 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
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