[#51] Ravada iptables chain is first to jump

lib/Ravada/Domain.pm

@@ -859,6 +859,7 @@ sub _obj_iptables {
 	($rv, $out_ar, $errs_ar) = $ipt_obj->chain_exists('filter', $IPTABLES_CHAIN);
     if (!$rv) {
 		$ipt_obj->create_chain('filter', $IPTABLES_CHAIN);
+        $ipt_obj->add_jump_rule('filter','INPUT', 0, $IPTABLES_CHAIN);
 	}
 	# set the policy on the FORWARD table to DROP
     $ipt_obj->set_chain_policy('filter', 'FORWARD', 'DROP');