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I have an Apache web server listening in eth0 has IP:, and try to connect from workstation IP

iptables -t nat -A PREROUTING -s -p tcp -m tcp --dport 63280 
         -j DNAT --to-destination

With tcpdump -i lo, I can't see any traffic to web server.

Is there any problem with NAT and loopback?

share|improve this question is not a valid IP, maybe it's your problem... (or a typo in your question?) – pataluc Jun 21 '13 at 12:31
sorry, it's a mistake, ip address is – JuanMa Jun 21 '13 at 13:04
up vote -1 down vote accepted

I think found the answer !!

Linux kernel drops all packets to dest that not from

share|improve this answer

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