On 2016-05-16, Jorge <susclistas@???> wrote: > Thanks.
>
> With your suggest I have found that the problems is due to my script use
> iptables linux command and it is not posible to use it from exim because I
> need root permissions.
>
> It shows the following error messages:
> iptables v1.3.5: can't initialize iptables table `filter': Permission denied
> (you must be root)
>
> Can I solve it? Any suggestions
start fresh, this time using fail2ban.
fail2ban may be suitable for your undisclosed purpose.