【Linux】端口映射

先做个简单的笔记:

  1. 打开转发
  2. [root@NEW-APP-MYSQL-SLAVE ~]# more /etc/sysctl.conf|grep -i net.ipv4.ip_forward
    net.ipv4.ip_forward = 1


添加转发规则:
  1. [root@NEW-APP-MYSQL-SLAVE ~]# iptables -t nat -A PREROUTING -d 125.208.13.129 -p tcp --dport 8088 -j DNAT --to-destination 125.208.13.129:3307
  2. [root@NEW-APP-MYSQL-SLAVE ~]# iptables -t nat -L -n            
    Chain PREROUTING (policy ACCEPT)
    target     prot opt source               destination         
    DNAT       tcp  --  0.0.0.0/0            125.208.13.129      tcp dpt:22 to:125.208.13.129:3307 
    DNAT       tcp  --  0.0.0.0/0            125.208.13.129      tcp dpt:8088 to:125.208.13.129:3307   ---访问125.208.13.129的8088端口会转发至3307端口


    Chain POSTROUTING (policy ACCEPT)
    target     prot opt source               destination         


    Chain OUTPUT (policy ACCEPT)
    target     prot opt source               destination         


测试:



参考:
http://blog.csdn.net/xin_yu_xin/article/details/46416101
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