How to block network packets that include IP options or IPv6 extensions

Solution In Progress - Updated -

Issue

  • How to block network packets that include IP options or IPv6 extensions
  • How to use iptables/nftables/firewalld to match IP packets that include IP options
  • How to use ip6tables/nftables/firewalld to match IPv6 packets that include IPv6 extensions

Environment

  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 9

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