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I have to do the following on a LINUX firewall using iptables:
"Provide access through the firewall to the webserver from address on the internal network using http and https. I then need to block access through the firewall from all other sources and to all other ports."
Having investigated this, I am so what confused as to how to configure the firewall to do this. I have founf two options, but am not sure what it is:
iptables -A FORWARD -m state --state ESTABLISHED, RELATED, -j accept
iptables -A FORWARD -p tcp --dport443 -j accept
iptables -A FORWARD -j log
iptables -A FORWARD -j drop
Distribution: Distribution: RHEL 5 with Pieces of this and that.
Kernel 126.96.36.199, KDE 3.5.8 and KDE 4.0 beta, Plu
To allow external traffic through the firewall to an internal lan machine you would use a command like this for a tcp port. Replace xxx.xxx.xxx.xxx with your external wan IP and yyy.yyy.yyy.yyy to the internal lan server IP