forward Traffic (like proxy) and keep source ip





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I would like to point the connection to my A server 25565 port to another 30000 port of B server. But I need to access the ip address of the user who sent me a connection request from B server.
I have no idea how to do it. I've directed the traffic using the proxy logic in Java, but the performance is bad.
Is there another alternative way I can use it?



iptables -t nat -A PREROUTING -p tcp --dport 25565 -j DNAT --to-destination myAnotherServerIP:30000
iptables -t nat -A POSTROUTING -j MASQUERADE


I did by adding this iptables rules. But I can't reach the IP address where the request came from. (Source IP Adress)



I don't have to do it that iptables rules. Any alternative would be a useful system or path.










share|improve this question





























    0















    I would like to point the connection to my A server 25565 port to another 30000 port of B server. But I need to access the ip address of the user who sent me a connection request from B server.
    I have no idea how to do it. I've directed the traffic using the proxy logic in Java, but the performance is bad.
    Is there another alternative way I can use it?



    iptables -t nat -A PREROUTING -p tcp --dport 25565 -j DNAT --to-destination myAnotherServerIP:30000
    iptables -t nat -A POSTROUTING -j MASQUERADE


    I did by adding this iptables rules. But I can't reach the IP address where the request came from. (Source IP Adress)



    I don't have to do it that iptables rules. Any alternative would be a useful system or path.










    share|improve this question

























      0












      0








      0








      I would like to point the connection to my A server 25565 port to another 30000 port of B server. But I need to access the ip address of the user who sent me a connection request from B server.
      I have no idea how to do it. I've directed the traffic using the proxy logic in Java, but the performance is bad.
      Is there another alternative way I can use it?



      iptables -t nat -A PREROUTING -p tcp --dport 25565 -j DNAT --to-destination myAnotherServerIP:30000
      iptables -t nat -A POSTROUTING -j MASQUERADE


      I did by adding this iptables rules. But I can't reach the IP address where the request came from. (Source IP Adress)



      I don't have to do it that iptables rules. Any alternative would be a useful system or path.










      share|improve this question














      I would like to point the connection to my A server 25565 port to another 30000 port of B server. But I need to access the ip address of the user who sent me a connection request from B server.
      I have no idea how to do it. I've directed the traffic using the proxy logic in Java, but the performance is bad.
      Is there another alternative way I can use it?



      iptables -t nat -A PREROUTING -p tcp --dport 25565 -j DNAT --to-destination myAnotherServerIP:30000
      iptables -t nat -A POSTROUTING -j MASQUERADE


      I did by adding this iptables rules. But I can't reach the IP address where the request came from. (Source IP Adress)



      I don't have to do it that iptables rules. Any alternative would be a useful system or path.







      networking iptables






      share|improve this question













      share|improve this question











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      asked Nov 22 '18 at 19:44









      Selçuk YıldırımSelçuk Yıldırım

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          There are several options to achieve that. For example:




          • HA-proxy

          • nginx TCP proxy


          Both are build for high throughput and low latency and both can be configure to provide decent access information.






          share|improve this answer
























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            active

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            active

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            There are several options to achieve that. For example:




            • HA-proxy

            • nginx TCP proxy


            Both are build for high throughput and low latency and both can be configure to provide decent access information.






            share|improve this answer




























              0














              There are several options to achieve that. For example:




              • HA-proxy

              • nginx TCP proxy


              Both are build for high throughput and low latency and both can be configure to provide decent access information.






              share|improve this answer


























                0












                0








                0







                There are several options to achieve that. For example:




                • HA-proxy

                • nginx TCP proxy


                Both are build for high throughput and low latency and both can be configure to provide decent access information.






                share|improve this answer













                There are several options to achieve that. For example:




                • HA-proxy

                • nginx TCP proxy


                Both are build for high throughput and low latency and both can be configure to provide decent access information.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 22 '18 at 19:54









                kofemannkofemann

                2,6132228




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