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lm902
V2EX  ›  程序员

iptables 如何转发指定端口的传出请求

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  •   lm902 ·
    lm902 · Jun 4, 2014 via Android · 3842 views
    This topic created in 4540 days ago, the information mentioned may be changed or developed.
    例如 访问10.0.0.1:1000 转发到 10.0.0.2:1000
    Actrace
    Actrace
    Jun 4, 2014❤️1
    1
    iptables -t nat -I PREROUTING -p tcp --dport 1000 -j DNAT --to 10.0.0.2:1000
    iptables -t nat -I POSTROUTING -p tcp --dport 1000 -j MASQUERADE
    Actrace
    Actrace
    Jun 4, 2014
    2
    这个是双向端口转发.
    iptables -t nat -L 查看nat表
    iptables -t nat -F 清空nat表
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