On Mon, 23 Aug 2004 11:27:09 -0400, Rodolfo Alcázar <rodolfo.alcazar@xxxxxxxxxxxx> wrote: > Hi, this is my first post. Greetings all of you! > > I have a 3-card (internet, LAN, DMZ) firewall installed. I have configured > this rule for users who wants to visit my web site: > > iptables -t nat -A PREROUTING -d 200.80.120.71 -p tcp -m tcp --dport 80 -j > DNAT --to-destination 192.168.1.2:80 > (explained: If a internet users requests http service from 200.87.120.71, > the request is redirected to 192.168.1.2 on my DMZ) > > but when I type "$ lynx www.mysite.org" from my very firewall, I got > "Alert!: Unable to connect to remote host.". Obvious. The www.mysite.org DNS > entry is related with my own firewall, 200.87.120.71, which has no web > server, the request is redirected to 127.0.0.1. Damn! I tried a lot of > rules, but I can´t find the right one. > > I explained the problem in a simple way, but the real one is when I run > squid or a ppp-dialup server. > > Which is the right iptables rule? (writing lynx 192.168.1.2 do work, but is > NOT the solution!) > > Rodolfo > have you tried from an external connection? Don't test NAT rules on the firewall itself!!! Yang
