[root@router ~]# cat /etc/sysconfig/iptables
# Generated by iptables-save v1.3.5 on Tue Jan 12 12:45:36 2010
*filter
:FORWARD DROP [0:0]
:INPUT DROP [0:0]
:OUTPUT ACCEPT [0:0]
-A INPUT -p tcp -m tcp --dport 22 -j ACCEPT
-A INPUT -p tcp -m tcp -i eth2 --dport 22 -j ACCEPT

-A INPUT -p tcp -m tcp -d 195.177.73.203 -i eth2 --dport 25 -j ACCEPT
-A INPUT -p tcp -m tcp -d 195.177.73.203 -i eth2 --dport 443 -j ACCEPT
-A INPUT -p tcp -m tcp -d 195.177.73.203 -i eth2 --dport 110 -j ACCEPT
#------------------ICMP_RULERS-----------------------------------------
-A INPUT -p icmp -m icmp --icmp-type 8 -j ACCEPT

-A INPUT -p all -m state --state ESTABLISHED,RELATED -j ACCEPT
-A INPUT -s 192.168.0.254 -i lo -j ACCEPT
#-----------------WEBMIN-----------------------------------------------
-A INPUT -p tcp -m tcp -d 195.177.73.203 -i eth2 --dport 10000 -j ACCEPT

-A INPUT -p tcp -m tcp -d 192.168.0.254 -i eth1 --dport 25 -j ACCEPT
-A INPUT -p tcp -m tcp -d 192.168.0.254 -i eth1 --dport 110 -j ACCEPT
-A INPUT -p tcp -m tcp -d 192.168.0.254 -i eth1 --dport 5190 -j ACCEPT
-A INPUT -p tcp -m tcp -d 192.168.0.254 -i eth1 --dport 80 -j ACCEPT
-A INPUT -p tcp -m tcp -d 192.168.0.254 -i eth1 --dport 3128 -j ACCEPT
-A INPUT -p tcp -m tcp -d 192.168.0.254 -i eth1 --dport 53 -j ACCEPT

#----------------FORWARDS---------------------------------------------
-A FORWARD -p tcp -m tcp -i eth1 --dport 25 -j ACCEPT
-A FORWARD -i eth1  -p all -j ACCEPT
-A FORWARD -p tcp -m tcp -s 192.168.0.2 --sport 3389 -j ACCEPT
-A FORWARD -p tcp -m tcp -d 192.168.0.2 --dport 3389 -j ACCEPT
-A FORWARD -p all -m state --state ESTABLISHED,RELATED -j ACCEPT
#---------------OUTPUT------------------------------------------------
-A OUTPUT -p tcp -m tcp --sport 10000 -j ACCEPT


COMMIT
# Completed on Tue Jan 12 12:45:36 2010
# Generated by iptables-save v1.3.5 on Tue Jan 12 12:45:36 2010
*nat
:PREROUTING ACCEPT [3287:273942]
:POSTROUTING ACCEPT [13:4662]
:OUTPUT ACCEPT [776:50688]

-A PREROUTING -i eth2 -p tcp -m tcp --dport 3389 -j DNAT --to-destination 192.168.0.2
-A POSTROUTING -o eth2  -j SNAT --to  195.177.73.203

COMMIT
# Completed on Tue Jan 12 12:45:36 2010
# Generated by iptables-save v1.3.5 on Tue Jan 12 12:45:36 2010
*mangle
:PREROUTING ACCEPT [1884708:1820524636]
:INPUT ACCEPT [1876852:1818376990]
:FORWARD ACCEPT [7508:2113527]
:OUTPUT ACCEPT [1276258:1781436931]
:POSTROUTING ACCEPT [1283766:1783550458]
COMMIT