Tema: Re: iptables fw
Autorius: Belekas
Data: 2011-09-13 22:42:36
www.fail2ban.org

On 2011.09.13 21:16, CodeC wrote:
> pasikuriau firewall su iptables. liko viena neispresta problema.
> pastoviai atakuojamas 22 (ssh) portas.
>
> vienas is sprendimu galetu buti toks:
>
> iptables -P INPUT ACCEPT
> iptables -P OUTPUT ACCEPT
> iptables -P FORWARD ACCEPT
>
> iptables -A INPUT -i eth0 -p tcp --dport 22 -m state --state NEW -m
> recent --set --name SSH
> iptables -A INPUT -i eth0 -p tcp --dport 22 -m state --state NEW -m
> recent --update --seconds 60 --hitcount 8 --rttl --name SSH -j DROP
>
>
> taciau as naudoju DROP policy:
>
> iptables -P INPUT DROP
> iptables -P OUTPUT DROP
> iptables -P FORWARD DROP
>
> ir poto po viena atidarau ko man reikia. tokiu atveju rules'ai 22-am
> portui nebetenka prasmes. kaip ta pati (ar bent panasiai) realizuoti
> naudojant DROP policy?

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