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    Haladó tűzfal szabályozás iptables és nftables segítségével

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    Haladó tűzfal szabályozás iptables és nftables segítségével

    iHack
    Updated on 2025.11.26.

    < 1 min read

    Iptables alapok #

    sudo iptables -A INPUT -p tcp --dport 22 -j ACCEPT
sudo iptables -A INPUT -j DROP
sudo iptables-save > /etc/iptables/rules.v4

    Nftables haladó szabályok #

    sudo nft add table inet filter
sudo nft add chain inet filter input { type filter hook input priority 0; policy drop; }
sudo nft add rule inet filter input tcp dport 80 accept
sudo nft list ruleset

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