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  • CISCO中acl配置

    拓扑图

    acl(禁止192.168.4.0/24访问192.168.3.0/24)

    Router(config)#access-list 1 deny 192.168.4.0 0.0.0.255
    Router(config)#access-list 1 permit any
    Router(config)#int e0/0
    Router(config-if)#ip access-group 1 out



    acl(只允许192.168.4.200访问192.168.3.0/24)

    Router(config)#access-list 1 permit host 192.168.4.200
    Router(config)#access-list 1 deny 192.168.4.0 0.0.0.255
    Router(config)#access-list 1 permit any
    Router(config)#int e0/0
    Router(config-if)#ip access-group 1 out



    acl(3.100可以访问4.100http服务
    3.100可以访问4.200ftp服务
    3.100不能访问4.0网段其他任何机器
    不影响其他网络通信)

    Router(config)#access-list 100 permit tcp host 192.168.3.100 host 192.168.4.100 eq 80
    Router(config)#access-list 100 permit tcp host 192.168.3.100 host 192.168.4.200 eq ftp
    Router(config)#access-list 100 deny ip host 192.168.3.100 192.168.4.0 0.0.0.255
    Router(config)#access-list 100 permit ip any any
    Router(config)#int e0/0
    Router(config-if)#ip access-group 100 in

    修改acl规则

    Router(config)#ip access-list extended 100
    
    Router(config)#ip access-list standard 1
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  • 原文地址:https://www.cnblogs.com/f1veseven/p/15247419.html
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