Difference between revisions of "IPtable Forward Port"

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==== This is sample rule to forward rdp to host.  LinixGateway-->>Windows Server2003  ====
 
==== This is sample rule to forward rdp to host.  LinixGateway-->>Windows Server2003  ====
  
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<pre>#echo 1 &gt; /proc/sys/net/ipv4/ip_forward
Forward rule Listen port 3000 forward to 3389
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</pre>  
<pre>echo 1 &gt; /proc/sys/net/ipv4/ip_forward</pre>
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Forward rule Listen port 3000 forward to 3389&nbsp;<br>  
Forward to 2003 RDP And Nat<br>
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<pre>#/sbin/iptables -A FORWARD -i eth0 -o eth1 -p tcp --dport 3000 -m state --state NEW,ESTABLISHED,RELATED -j ACCEPT
<pre>sbin/iptables -A FORWARD -i eth0 -o eth1 -p tcp --dport 3000 -m state --state NEW,ESTABLISHED,RELATED -j ACCEPT&lt;br&gt;/sbin/iptables -A PREROUTING -t nat -p tcp -i eth0 --dport 3000 -j DNAT --to-destination 172.31.255.2:3389</pre>
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#/sbin/iptables -A PREROUTING -t nat -p tcp -i eth0 --dport 3000 -j DNAT --to-destination 172.31.255.2:3389</pre>  
<br>WWW Fileshare<br>
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WWW Fileshare<br>  
<pre>/sbin/iptables -A FORWARD -i eth0 -o eth1 -p tcp --dport 8000 -m state --state NEW,ESTABLISHED,RELATED -j ACCEPT&lt;br&gt;/sbin/iptables -A PREROUTING -t nat -p tcp -i eth0 --dport 8000 -j DNAT --to-destination 172.31.255.2:8000</pre>
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<pre>#/sbin/iptables -A FORWARD -i eth0 -o eth1 -p tcp --dport 8000 -m state --state NEW,ESTABLISHED,RELATED -j ACCEPT
<br>
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#/sbin/iptables -A PREROUTING -t nat -p tcp -i eth0 --dport 8000 -j DNAT --to-destination 172.31.255.2:8000</pre> <pre>#/sbin/iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE</pre>
<pre>/sbin/iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE</pre>
 

Revision as of 13:18, 6 December 2008

This is sample rule to forward rdp to host.  LinixGateway-->>Windows Server2003

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#echo 1 > /proc/sys/net/ipv4/ip_forward

Forward rule Listen port 3000 forward to 3389 

#/sbin/iptables -A FORWARD -i eth0 -o eth1 -p tcp --dport 3000 -m state --state NEW,ESTABLISHED,RELATED -j ACCEPT
#/sbin/iptables -A PREROUTING -t nat -p tcp -i eth0 --dport 3000 -j DNAT --to-destination 172.31.255.2:3389

WWW Fileshare

#/sbin/iptables -A FORWARD -i eth0 -o eth1 -p tcp --dport 8000 -m state --state NEW,ESTABLISHED,RELATED -j ACCEPT
#/sbin/iptables -A PREROUTING -t nat -p tcp -i eth0 --dport 8000 -j DNAT --to-destination 172.31.255.2:8000
#/sbin/iptables -t nat -A POSTROUTING -o eth0 -j MASQUERADE