diff --git a/omr-bypass/files/etc/init.d/omr-bypass-nft b/omr-bypass/files/etc/init.d/omr-bypass-nft
index a6a8a01ec..6c38601d2 100755
--- a/omr-bypass/files/etc/init.d/omr-bypass-nft
+++ b/omr-bypass/files/etc/init.d/omr-bypass-nft
@@ -444,7 +444,7 @@ _bypass_proto_without_ndpi() {
 						uci -q add_list firewall.bypass_$proto.entry=$ip
 					else
 						#ipset -q add omr_dst_bypass_$intf $ip
-						uci -q add_list firewall.omr_dst_bypass_$intf_4.entry=$ip
+						uci -q add_list firewall.omr_dst_bypass_${intf}_4.entry=$ip
 					fi
 				elif [ "$valid_ip6" = "ok" ]; then
 					if [ "$vpn" != "1" ]; then
@@ -452,7 +452,7 @@ _bypass_proto_without_ndpi() {
 						uci -q add_list firewall.bypass6_$proto.entry=$ip
 					else
 						#ipset -q add omr6_dst_bypass_$intf $ip
-						uci -q add_list firewall.omr6_dst_bypass_$intf_4.entry=$ip
+						uci -q add_list firewall.omr_dst_bypass_${intf}_6.entry=$ip
 					fi
 				fi
 			done
@@ -572,6 +572,11 @@ _intf_rule() {
 			set firewall.omr_dst_bypass_${intf}_4=ipset
 			set firewall.omr_dst_bypass_${intf}_4.name="omr_dst_bypass_${intf}_4"
 			set firewall.omr_dst_bypass_${intf}_4.match='dest_ip'
+			set firewall.omr_dst_bypass_${intf}_4.enabled='1'
+			set firewall.omr_dst_bypass_${intf}_6=ipset
+			set firewall.omr_dst_bypass_${intf}_6.name="omr_dst_bypass_${intf}_6"
+			set firewall.omr_dst_bypass_${intf}_6.match='dest_ip'
+			set firewall.omr_dst_bypass_${intf}_6.enabled='1'
 		EOF
 		#echo "firewall omr_dst_bypass rules"
 		if [ "$disableipv6" = "0" ]; then
@@ -686,8 +691,10 @@ _intf_rule() {
 		_intf_rule_xray_rules
 	fi
 
-	uci -q set omr-bypass.$intf=interface
-	uci -q set omr-bypass.$intf.id=$count
+	if [ "$intf" != "all" ]; then
+		uci -q set omr-bypass.$intf=interface
+		uci -q set omr-bypass.$intf.id=$count
+	fi
 }
 
 _bypass_ip_set() {
diff --git a/shadowsocks-libev/files/shadowsocks-libev.init-nft b/shadowsocks-libev/files/shadowsocks-libev.init-nft
index f8121fe7c..c69eade3c 100755
--- a/shadowsocks-libev/files/shadowsocks-libev.init-nft
+++ b/shadowsocks-libev/files/shadowsocks-libev.init-nft
@@ -11,6 +11,8 @@ START=99
 
 EXTRA_COMMANDS="rules_up rules_down rules_exist"
 
+. /usr/lib/unbound/iptools.sh
+
 ss_confdir=/var/etc/shadowsocks-libev
 ss_bindir=/usr/bin
 
@@ -45,17 +47,17 @@ ss_mkjson_server_conf_() {
 	[ -z "$plugin" ] || json_add_string plugin "$plugin"
 	[ -z "$plugin_opts" ] || json_add_string plugin_opts "$plugin_opts"
 	if [ "$obfs" = 1 ]; then
-	if [ "$obfs_plugin" = "obfs" ]; then
-		obfs_options="obfs=$obfs_type"
-		[ -z "$obfs_host" ] || obfs_options="$obfs_options;obfs-host=$obfs_host"
-		[ -z "$obfs_uri" ] || obfs_options="$obfs_options;obfs-uri=$obfs_uri"
-		[ "$fast_open" = 1 ] && obfs_options="$obfs_options;fast-open"
-		[ "$mptcp" = 1 ] && obfs_options="$obfs_options;mptcp"
-		[ -z "$timeout" ] || obfs_options="$obfs_options;t=$timeout"
-		json_add_string plugin "/usr/bin/obfs-local"
-		json_add_string plugin_opts "$obfs_options"
-	fi
-	if [ "$obfs_plugin" = "v2ray" ]; then
+		if [ "$obfs_plugin" = "obfs" ]; then
+			obfs_options="obfs=$obfs_type"
+			[ -z "$obfs_host" ] || obfs_options="$obfs_options;obfs-host=$obfs_host"
+			[ -z "$obfs_uri" ] || obfs_options="$obfs_options;obfs-uri=$obfs_uri"
+			[ "$fast_open" = 1 ] && obfs_options="$obfs_options;fast-open"
+			[ "$mptcp" = 1 ] && obfs_options="$obfs_options;mptcp"
+			[ -z "$timeout" ] || obfs_options="$obfs_options;t=$timeout"
+			json_add_string plugin "/usr/bin/obfs-local"
+			json_add_string plugin_opts "$obfs_options"
+		fi
+		if [ "$obfs_plugin" = "v2ray" ]; then
 			obfs_options="loglevel=default"
 			[ "$obfs_type" = "tls" ] && obfs_options="tls"
 			[ -z "$obfs_host" ] || obfs_options="$obfs_options;host=$obfs_host"
@@ -135,7 +137,11 @@ ss_rules_cb() {
 	if [ "$cfgtype" = ss_redir ]; then
 		config_get cfgserver "$cfg" server
 		config_get server "$cfgserver" server
-		ss_redir_servers="$ss_redir_servers $server"
+		if [ -z "$ss_redir_servers" ]; then
+			ss_redir_servers="$server"
+		else
+			ss_redir_servers="$ss_redir_servers $server"
+		fi
 		if [ "$mode" = tcp_only -o "$mode" = "tcp_and_udp" ]; then
 			eval "ss_rules_redir_tcp_$cfg=$local_port"
 		fi
@@ -193,7 +199,15 @@ ss_rules_nft_gen() {
 		eval local_port_udp="\$ss_rules_redir_udp_$redir_udp"
 	fi
 	[ -n "$local_port_tcp" -o -n "$local_port_udp" ] || return 1
-	remote_servers="$(echo $ss_redir_servers \
+	
+	if [ -z "$(echo $ss_redir_servers | grep ' ')" ]; then
+		valid_ip4=$( valid_subnet4 $ss_redir_servers)
+		valid_ip6=$( valid_subnet6 $ss_redir_servers)
+		if [ "$valid_ip4" = "ok" ] || [ "$valid_ip6" = "ok" ]; then
+			remote_servers=$ss_redir_servers
+		fi
+	fi
+	[ -z "$remote_servers" ] && remote_servers="$(echo $ss_redir_servers \
 		| tr ' ' '\n' \
 		| sort -u \
 		| xargs -n 1 resolveip \
diff --git a/shadowsocks-rust/files/shadowsocks-rust.init-nft b/shadowsocks-rust/files/shadowsocks-rust.init-nft
index 7a48c152f..158df38f7 100755
--- a/shadowsocks-rust/files/shadowsocks-rust.init-nft
+++ b/shadowsocks-rust/files/shadowsocks-rust.init-nft
@@ -11,6 +11,8 @@ START=99
 
 EXTRA_COMMANDS="rules_up rules_down rules_exist"
 
+. /usr/lib/unbound/iptools.sh
+
 ss_confdir=/var/etc/shadowsocks-rust
 ss_bindir=/usr/bin
 
@@ -108,7 +110,11 @@ ss_rules_cb() {
 	if [ "$cfgtype" = ss_redir ]; then
 		config_get cfgserver "$cfg" server
 		config_get server "$cfgserver" server
-		ss_redir_servers="$ss_redir_servers $server"
+		if [ -z "$ss_redir_servers" ]; then
+			ss_redir_servers="$server"
+		else
+			ss_redir_servers="$ss_redir_servers $server"
+		fi
 		if [ "$mode" = tcp_only -o "$mode" = "tcp_and_udp" ]; then
 			eval "ss_rules_redir_tcp_$cfg=$local_port"
 		fi
@@ -164,7 +170,15 @@ ss_rules_nft_gen() {
 	fi
 
 	[ -n "$local_port_tcp" -o -n "$local_port_udp" ] || return 1
-	remote_servers="$(echo $ss_redir_servers \
+
+	if [ -z "$(echo $ss_redir_servers | grep ' ')" ]; then
+		valid_ip4=$( valid_subnet4 $ss_redir_servers)
+		valid_ip6=$( valid_subnet6 $ss_redir_servers)
+		if [ "$valid_ip4" = "ok" ] || [ "$valid_ip6" = "ok" ]; then
+			remote_servers=$ss_redir_servers
+		fi
+	fi
+	[ -z "$remote_servers" ] && remote_servers="$(echo $ss_redir_servers \
 		| tr ' ' '\n' \
 		| sort -u \
 		| xargs -n 1 resolveip \
diff --git a/z8102/files/etc/init.d/z8102 b/z8102/files/etc/init.d/z8102
index 67f2cc068..fc8aad8f0 100755
--- a/z8102/files/etc/init.d/z8102
+++ b/z8102/files/etc/init.d/z8102
@@ -16,42 +16,60 @@ start_service()
 	#echo $i > /sys/class/gpio/export
 	#echo "out" > /sys/class/gpio/gpio${i}/direction
 	#echo "0" > /sys/class/gpio/gpio${i}/value
-	echo "0" > /sys/class/gpio/sim1/value
-	#gpioset `gpiofind "sim1"`=0
+	if [ -e /sys/class/gpio/sim1/value ]; then
+		echo "0" > /sys/class/gpio/sim1/value
+	else
+		gpioset `gpiofind "sim1"`=0
+	fi
 	# sim 2
 	#i=462
 	#echo $i > /sys/class/gpio/export
 	#echo "out" > /sys/class/gpio/gpio${i}/direction
 	#echo "0" > /sys/class/gpio/gpio${i}/value
-	echo "0" > /sys/class/gpio/sim2/value
-	#gpioset `gpiofind "sim2"`=0
+	if [ -e /sys/class/gpio/sim2/value ]; then
+		echo "0" > /sys/class/gpio/sim2/value
+	else
+		gpioset `gpiofind "sim2"`=0
+	fi
 
 	# stop modem 1
 	#i=459
 	#echo $i > /sys/class/gpio/export
 	#echo "out" > /sys/class/gpio/gpio${i}/direction
 	#echo "0" > /sys/class/gpio/gpio${i}/value
-	echo "0" > /sys/class/gpio/modem1/value
-	#gpioset `gpiofind "modem1"`=0
+	if [ -e /sys/class/gpio/modem1/value ]; then
+		echo "0" > /sys/class/gpio/modem1/value
+	else
+		gpioset `gpiofind "modem1"`=0
+	fi
 
 	# stop modem 2
 	#i=460
 	#echo $i > /sys/class/gpio/export
 	#echo "out" > /sys/class/gpio/gpio${i}/direction
 	#echo "0" > /sys/class/gpio/gpio${i}/value
-	echo "0" > /sys/class/gpio/modem2/value
-	#gpioset `gpiofind "modem2"`=0
+	if [ -e /sys/class/gpio/modem2/value ]; then
+		echo "0" > /sys/class/gpio/modem2/value
+	else
+		gpioset `gpiofind "modem2"`=0
+	fi
 
 	sleep 1
 	# run modem 1
 	#i=459
 	#echo "1" > /sys/class/gpio/gpio${i}/value
-	echo "1" > /sys/class/gpio/modem1/value
-	#gpioset `gpiofind "modem1"`=1
+	if [ -e /sys/class/gpio/modem1/value ]; then
+		echo "1" > /sys/class/gpio/modem1/value
+	else
+		gpioset `gpiofind "modem1"`=1
+	fi
 	sleep 3
 	# run modem 2
 	#i=460
 	#echo "1" > /sys/class/gpio/gpio${i}/value
-	echo "1" > /sys/class/gpio/modem2/value
-	#gpioset `gpiofind "modem2"`=1
+	if [ -e /sys/class/gpio/modem2/value ]; then
+		echo "1" > /sys/class/gpio/modem2/value
+	else
+		gpioset `gpiofind "modem2"`=1
+	fi
 }