Nginx as Proxy and IP forwarding
nginx-forum at nginx.us
Sat Mar 27 01:30:25 MSK 2010
and even on layer3 its not so simple to do this, it would require either a lot of netfilter hooks and perhaps some hacking.
another way to do this is if you were using linux on the end dst_ip server with a broken tcp stack (like kern 2.2 for example). you could use nginx to perform mnm spoof connections ... but this will not work as of like 3 years ago =)
Posted at Nginx Forum: http://forum.nginx.org/read.php?2,68228,68284#msg-68284
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