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hardware:gatewaynetflow [2019/01/04 17:53] – [Shutdown ufw or disable firewalld] dhineshhardware:gatewaynetflow [2019/01/07 11:45] (current) – [How to redirect Netflow to Trisul across network segments using NAT] veera
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 This HOWTO explains how to use  Linux IPTABLES NAT to solve the issue. This HOWTO explains how to use  Linux IPTABLES NAT to solve the issue.
  
 +<note>You may want to setup a GRE Tunnel instead to preserve the router IPs while also using the source IP of the gateway node, read "[[hardware:gretunnel|Setup GRE Tunnel]]"</note>
 ===== IPTABLES Port based NAT ===== ===== IPTABLES Port based NAT =====
  
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 <code> <code>
-$ iptables -t nat -A PREROUTING -p udp +$ iptables -t nat -A PREROUTING -p udp --dport 2055 -j DNAT --to-destination 10.10.10.17:2055
-    --dport 2055 -j DNAT --to-destination 10.10.10.17:2055+
 </code> </code>
  
hardware/gatewaynetflow.1546604597.txt.gz · Last modified: 2019/01/04 17:53 by dhinesh