diff --git a/mptcp/files/etc/init.d/mptcp b/mptcp/files/etc/init.d/mptcp
index 360d757cb..8afcebff9 100755
--- a/mptcp/files/etc/init.d/mptcp
+++ b/mptcp/files/etc/init.d/mptcp
@@ -250,7 +250,7 @@ interface_multipath_settings() {
 		network_get_subnet netmask $config
 		[ -n "$netmask" ] && [ "$(echo $netmask | grep '/')" != "" ] && netmask=""
 		[ -z "$netmask" ] && netmask=$(ip -4 addr show dev $iface | grep peer | awk '{print $4}' | cut -d/ -f2 | tr -d "\n")
-		[ -z "$netmask" ] && netmask=$(ip -4 addr show dev $iface | grep inet | awk '{print $2}' | cut -d/ -f2 | tr -d "\n")
+		[ -z "$netmask" ] && netmask=$(ip -4 addr show dev $iface | grep 'inet ' | awk '{print $2}' | cut -d/ -f2 | tr -d "\n")
 		[ -n "$ipaddr" ] && ipaddr=$(echo $ipaddr | cut -d/ -f1 | tr -d "\n")
 		[ -n "$ipaddr" ] && [ -n "$netmask" ] && netmask=`ipcalc.sh $ipaddr/$netmask | sed -n '/PREFIX=/{;s/.*=//;s/ .*//;p;}'`
 		[ -n "$ipaddr" ] && [ -n "$netmask" ] && network=`ipcalc.sh $ipaddr/$netmask | sed -n '/NETWORK=/{;s/.*=//;s/ .*//;p;}'`
diff --git a/shadowsocks-libev/files/shadowsocks-libev.init-nft b/shadowsocks-libev/files/shadowsocks-libev.init-nft
index 0abc4855d..97740176f 100755
--- a/shadowsocks-libev/files/shadowsocks-libev.init-nft
+++ b/shadowsocks-libev/files/shadowsocks-libev.init-nft
@@ -145,6 +145,20 @@ ss_rules_cb() {
 	fi
 }
 
+ss_redir_ports() {
+	port=$(uci -q get shadowsocks-libev.$1.local_port)
+	server=$(uci -q get shadowsocks-libev.$1.server)
+	disabled=$(uci -q get shadowsocks-libev.$1.disabled)
+	if [ "$disabled" != "1" ] && ([ "$server" = "$2" ] || [ "$2" = "" ]); then
+		if [ "$port" -lt "$min_ss_redir_ports" ]; then
+			min_ss_redir_ports=$port
+		fi
+		if [ "$port" -gt "$max_ss_redir_ports" ]; then
+			max_ss_redir_ports=$port
+		fi
+	fi
+}
+
 ss_rules_nft_gen() {
 	local cfg="ss_rules"
 	local cfgtype