Re: NAT & MySQL

[Jeffrey Laramie <JALaramie@Loudoun-Fairfax.com>]

adburne wrote:

> The forward rules on the gateway are:
>  
> # "Accept forward all connections to port 3306 on ppp0"
> iptables -A FORWARD -p tcp -i ppp0 --dport 3306 -o eth0 -j ACCEPT
> # "All stablished connections are ok"
> iptables -A FORWARD -i ppp0 -o eth0 -m state --state 
> ESTABLISHED,RELATED -j ACCEPT
> # "All connection from inside to outside are accepted"
> iptables -A FORWARD -i eth0 -o ppp0 -j ACCEPT
> # "Rest go away"
> iptables -A FORWARD -j REJECT
>  
> NAT rule:
> iptables -t nat -A PREROUTING -p tcp -i ppp0 --dport 3306 -j DNAT --to 
> 192.168.0.80 -s 200.10.10.1
>

Are you using MASQUERADE or SNAT ? If you aren't then the outside can't 
'see' your internal server.

Jeff