On Thu, 7 May 2020 at 13:21, Verhoeven Herman <hv0...@gmail.com> wrote:

> Hi, I have last week installed fail2ban and i think it's working fine.
> Yesterday i installed a VPN and in my Telenet Router (i'am living in
> Belgium) the DMZ is set to ip 192.168.0.135 what is the address of my
> Raspberry PI4. In the "port forwarding" only port 1194 is set to ip
> 192.168.0.135 (the ip of the telenet modem is 192.168.0.1)
> Why i will see today ban request in de fail2ban log file?
> In the auth.log there are a lot of request on another ports also.
> I don 't understand exactly how this  DMZ and port-forwarding is working.
> Who can explain it to me?
>

DMZ means forward *everything*, so this is why you see bans of other ports
in your fail2ban log file. Are you sure you want this? Otherwise, remove
the DMZ and forward only the ports that you actually want to get through to
your Pi.
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