diff --git a/mptcp/files/usr/share/omr/post-tracking.d/post-tracking b/mptcp/files/usr/share/omr/post-tracking.d/post-tracking
index 0f69129f1..aee2c6473 100755
--- a/mptcp/files/usr/share/omr/post-tracking.d/post-tracking
+++ b/mptcp/files/usr/share/omr/post-tracking.d/post-tracking
@@ -785,7 +785,7 @@ if [ "$OMR_TRACKER_STATUS" = "ERROR" ] || [ "$interface_up" != "true" ]; then
 fi
 
 if [ "$OMR_TRACKER_INTERFACE" = "glorytun" ] || [ "$OMR_TRACKER_INTERFACE" = "omrvpn" ]; then
-	if [ "$(uci -q get shadowsocks-libev.sss0.disabled)" != "1" ] && [ "$(uci -q get shadowsocks-libev.ss_rules.redir_udp)" = "hi1" ]; then
+	if [ "$(uci -q get openmptcprouter.settings.shadowsocksudp)" = "1" ] && [ "$(uci -q get shadowsocks-libev.sss0.disabled)" != "1" ] && [ "$(uci -q get shadowsocks-libev.ss_rules.redir_udp)" = "hi1" ]; then
 		_log "Tunnel up disable use of ShadowSocks for UDP"
 		uci -q delete shadowsocks-libev.ss_rules.redir_udp
 		if /etc/init.d/shadowsocks-libev rules_exist ; then
diff --git a/shadowsocks-libev/files/shadowsocks-libev.init b/shadowsocks-libev/files/shadowsocks-libev.init
index c524c37d0..f5dee411c 100644
--- a/shadowsocks-libev/files/shadowsocks-libev.init
+++ b/shadowsocks-libev/files/shadowsocks-libev.init
@@ -198,11 +198,15 @@ ss_rules() {
 			all_ss_redir_ports=$min_ss_redir_ports
 		fi
 		local_port_tcp="$all_ss_redir_ports"
-		#local_port_udp="$all_ss_redir_ports"
-		eval local_port_udp="\$ss_rules_redir_udp_$redir_udp"
+		if [ "$ss_rules_redir_udp_$redir_udp" = "all" ] || [ "$ss_rules_redir_udp_$redir_udp" = "hi1" ]; then
+			local_port_udp="$min_ss_redir_ports"
+		fi
+		#eval local_port_udp="\$ss_rules_redir_udp_$redir_udp"
 		local_port_tcp6="$all_ss_redir_ports"
-		#local_port_udp6="$all_ss_redir_ports"
-		eval local_port_udp6="\$ss_rules6_redir_udp_$redir_udp"
+		if [ "$ss_rules_redir_udp_$redir_udp" = "all" ] || [ "$ss_rules_redir_udp_$redir_udp" = "hi1" ]; then
+			local_port_udp6="$min_ss_redir_ports"
+		fi
+		#eval local_port_udp6="\$ss_rules6_redir_udp_$redir_udp"
 	else
 		eval local_port_tcp="\$ss_rules_redir_tcp_$redir_tcp"
 		eval local_port_udp="\$ss_rules_redir_udp_$redir_udp"