table ip this_is_a_table {
	map this_is_a_vmap {
		type ifname : verdict
		elements = { "eth0" : return,
			     "eth1" : return }
	}

	set set4 {
		type ipv4_addr
		flags interval
		elements = { 192.0.2.0/24 }
	}

	chain a_base_chain {
		type filter hook forward priority filter; policy accept;
		counter packets 0 bytes 0
	}
}