# Load br_netfilter module at boot
br_netfilter
# A rootless user has no permsissions to load iptables modules and these are not loaded by default.
# netarvark defaults to iptables, but it will soon default to nftables.
# CNI defaults to iptables.
# If iptables is using nftables as a backend this might not be needed.
ip_tables
ip6_tables