nft -f - <<__EOF
table bridge filter {
	chain MULTICAST_OUT {
		# Erlaube PING
		# -p IPv4 --ip-proto icmp -j RETURN
		ether type ip meta l4proto icmp counter return

		# Erlaube PINGv6
		# -p IPv6 --ip6-proto ipv6-icmp -j RETURN
		ether type ip6 meta l4proto icmpv6 counter return
	}
}
__EOF