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Hi, I have an DNAT ISSUE with PREROUTING. This is my setup. I have 2 firewalls running iptables. Pls asume 1.2.3.4/29 is the internet interace of FIRST firewall. 2.3.4.5/29 is the internet interface of SECOND firewall. it has DMZ zone. in that DMZ zone, mail server runnig @ 192.168.100.3 Now I want to DNAT port 25 of FISRT firewall (i.e - its ip address - 1.2.3.4/29) t...

Hi, I have an DNAT ISSUE with PREROUTING. This is my setup. I have 2 firewalls running iptables. Pls asume 1.2.3.4/29 is the internet interace of FIRST firewall. 2.3.4.5/29 is the internet interface of SECOND firewall. it has DMZ zone. in that DMZ zone, mail server runnig @ 192.168.100.3 Now I want to DNAT port 25 of FISRT firewall ( i.e - its ip address - 1.2.3.4/29)...

Hi, I am running Bandwidthd on CentOS 4.4. (http://bandwidthd.sourceforge.net) Box running Bandwidthd network monitoring tool is behind a Firewall (iptables). My firewall has 3 network cards. One card has a real ip (live ip). That is eth0 - pls assume it is 1.2.3.4 . Pls assume router is 1.2.3.5. eth1 is for DMZ. Its ip is 192.168.100.3 eth2 is LAN . its ip is 192.168.101.254. Box running Bandwidthd network monitoring tool is behind thi...

Hi, first i must tell you, that my english is not the best, i hav learned my english from manpages and documentation. Please excuse this. I have setted up a Box w/FreeBSD 4.7-RELEASE for connecting to the w3 through an DSL/ATM-Connection. Now i know the stateful handling of firewall-rules under linux with iptables.In the second i have understand that FreeBSD comes with the netfilter-extensions. Now i have made all rules with the setup/established or keep-state flags (ipfw) and my ftp-connections are not really stateful. I think that these behavior is also so by irc-chat. N...