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23 lines
601 B
23 lines
601 B
# Table checkmac, à bas le spoof d'ips.
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table inet firewall {
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set ip_mac {
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type ipv4_addr . ether_addr
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}
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chain checkmac {
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meta iifname $if_adherent ip saddr . ether saddr != @ip_mac drop
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meta iifname $if_aloes ip saddr . ether saddr != @ip_mac drop
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}
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}
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# Note :
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# - On pourra afficher le set checkmac comme ceci :
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# nft list set firewall ip_mac
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#
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# - On pourra ajouter des éléments comme ceci :
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# nft add element firewall ip_mac { 10.69.6.91 . aa:bb:cc:dd:ee:ff }
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#
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# - En retirer :
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# nft delete element firewall ip_mac { 10.69.6.91 . aa:bb:cc:dd:ee:ff }
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#
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# Le tout à la volée :)
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