iptables how to close mysql port 3306

[Manuel Arostegui Ramirez]

El Lunes 03 Abril 2006 21:28, Ted Potter escribió:
> Greetings,
>
> have a machine with kernel  2.4.21-27.0.2.EL
>
> can someone please provide the command line for using iptables to close off
> port 3306 so remote
> mysql user can not attach to the mysqlserver running on this box.
>
> To make it fun, no I can not install anything. No there is not gui.
> Everthing I do must be from
> the command line on the box. Bout the only blessing is I can ssh in to the
> box as root.
>
> Thanks for any who care to play and share.
>
> PS
>
> I tried the following:
>
> iptables -A INPUT -p tcp -d 3306 -j REJECT
>
> then I see
>
> iptables --list
> REJECT tcp -- anywhere 0.0.12.234 reject-wthi icmp-port-unreachable
>
> and I can still log on to the server remotely.
>
>
> Thanks again.
> (because it is Monday after 4-1 and the joker decided to wait!)
>

Try iptables -I INPUT -p tcp -s 0.0.0.0 -d 3306 -j DROP