RE: How make iptables script with NAT handle "active FTP"?

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> Active FTP seems to need to open new sockets.
> 
> This creates problems for NAT'ing firewalls.
> 
> What is easiest way to open the right ports
> 
> and do NAT'ing back to clients on 192.168.x.y IP addresses?

modprobe ip_conntrack_ftp
modprobe ip_nat_ftp

Use stateful forwarding.
http://iptables-tutorial.frozentux.net/iptables-tutorial.html


Gr,
Rob



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