cook:nft

cook:nft

July 21, 2024

Content #

  • Prevent both address and port resolution

    nft list table filter -nn

  • Add an input chain to the filter table

    nft add chain filter input { type filter hook input priority 0 \; }

  • allow established and related SSH connections.

    nft add rule filter input tcp dport 22 ct state established,related accept

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