diff --git a/bsp/default/root_file_system/etc/admin.sh b/bsp/default/root_file_system/etc/admin.sh
index 1b53905b..bd47c1c2 100755
--- a/bsp/default/root_file_system/etc/admin.sh
+++ b/bsp/default/root_file_system/etc/admin.sh
@@ -1,38 +1,66 @@
 #!/bin/ash
 
-# input check functions
-check_hostname() {
-	local STRING="$@"
-	[ -n "$STRING" ] || return 1
-	local STRING_VALID=$(echo -n "$STRING" | grep -E "^(([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9])\.)*([A-Za-z0-9]|[A-Za-z0-9][A-Za-z0-9\-]*[A-Za-z0-9])$")
-	[ "$STRING" == "$STRING_VALID" ] || return 1
-}
+# string check
+check() {
+	local MODE="$1"
+	local STRING="$2"
+	local REGEXP=
+	local STRING_VALID=
+	[ -n "$2" ] || return 1
+	case "$MODE" in
+		binary)
+			REGEXP="^[01]+$"
+		;;
 
-check_integer() {
-	local STRING="$@"
-	[ -n "$STRING" ] || return 1
-	local STRING_VALID=$(echo -n "$STRING" | grep -E "^[0-9]+$")
-	[ "$STRING" == "$STRING_VALID" ] || return 1
-}
+		bool)
+			REGEXP="^[01]$"
+		;;
 
-check_httpurl() {
-	local STRING="$@"
-	[ -n "$STRING" ] || return 1
-	local STRING_VALID=$(echo -n "$STRING" | grep -E "http(s?):\/\/[^ \"\(\)\<\>]*")
-	[ "$STRING" == "$STRING_VALID" ] || return 1
-}
+		direction)
+			REGEXP="^[NESW]{1,3}$"
+		;;
 
-check_contains() {
-	local STRING="$1"
-	local STRING2="$2"
-	local STRING_VALID=$(echo -n "$STRING" | grep -E "$STRING2")
+		email)
+			REGEXP="^[a-z0-9._%+-]+@[a-z0-9.-]+\.[a-z]{2,4}$"
+		;;
+
+		hostname)
+			REGEXP="^(([a-zA-Z0-9]|[a-zA-Z0-9][a-zA-Z0-9\-]*[a-zA-Z0-9])\.)*([A-Za-z0-9]|[A-Za-z0-9][A-Za-z0-9\-]*[A-Za-z0-9])$"
+		;;
+
+		httpurl)
+			REGEXP="^http(s?):\/\/[^ \"\(\)\<\>]*$"
+		;;
+
+		integer)
+			REGEXP="^[0-9]+$"
+		;;
+
+		numeric)
+			REGEXP="^[0-9]+(\.[0-9]+)?$"
+		;;
+		
+		regexp)
+			REGEXP="$3"
+		;;
+
+		telephone)
+			REGEXP="^\+?[-0-9./() ]+$"
+		;;
+
+		simplestring)
+			REGEXP="^[-a-zA-Z0-9._ ]+$"
+		;;
+
+	esac
+	STRING_VALID=$(echo -n "$STRING" | grep -E "$REGEXP")
 	[ "$STRING" == "$STRING_VALID" ] || return 1
 }
 
 # command implementations
 set_hostname() {
 	local HOSTNAME="$1"
-	check_hostname "$HOSTNAME" || return 1
+	check hostname "$HOSTNAME" || return 1
 	uci set system.@system[0].hostname="$HOSTNAME"
 	uci commit
 	echo "$HOSTNAME" > /proc/sys/kernel/hostname
@@ -41,8 +69,8 @@ set_hostname() {
 set_wanratelimit() {
 	local UPLIMIT="$1"
 	local DOWNLIMIT="$2"
-	check_integer "$UPLIMIT" || return 1
-	check_integer "$DOWNLIMIT" || return 1
+	check integer "$UPLIMIT" || return 1
+	check integer "$DOWNLIMIT" || return 1
 	if [ "$UPLIMIT" -gt 0 ] && [ "$DOWNLIMIT" -gt 0 ]; then
 		uci set qos.wan.upload="$UPLIMIT"
 		uci set qos.wan.download="$DOWNLIMIT"
@@ -65,9 +93,9 @@ upgrade_firmware() {
 		local UPGRADEPATH=$(uci get firmware.upgrade.path)
 		URL="${UPGRADEPATH}/${BOARDNAME}.bin"
 	fi
-	check_httpurl "$URL" || return 1
-	check_contains "$URL" "$BOARDNAME" || return 1
-	check_contains "$URL" "upgrade" || return 1
+	check httpurl "$URL" || return 1
+	check regexp "$URL" "$BOARDNAME" || return 1
+	check regexp "$URL" "upgrade" || return 1
 	[ -n "$MD5SUM" ] || MD5SUM=$(wget -q -O - --no-check-certificate "$URL.md5" | cut -d" " -f1)
 	[ -n "$MD5SUM" ] || return 1
 	wget -q -O /tmp/firmware-sysupgrade.bin --no-check-certificate "$URL" || return 1
@@ -76,6 +104,77 @@ upgrade_firmware() {
 	sysupgrade /tmp/firmware-sysupgrade.bin
 }
 
+set_upgradepath() {
+	local UPGRADEPATH="$1"
+	check httpurl "$UPGRADEPATH" || return 1
+	uci set firmware.upgrade=upgrade || return 1
+	uci set firmware.upgrade.path="$UPGRADEPATH" || return 1
+	uci commit
+}
+
+set_location() {
+	local LATITUDE="$1"
+	local LONGITUDE="$2"
+	local ELEVATION="$3"
+	check numeric "$LATITUDE" || return 1
+	check numeric "$LONGITUDE" || return 1
+	uci set site.location=location
+	uci set site.location.latitude="$LATITUDE"
+	uci set site.location.longitude="$LONGITUDE"
+	check numeric "$ELEVATION" && uci set site.location.elevation="$ELEVATION"
+	uci commit
+}
+
+set_outdoor() {
+	local OUTDOOR="$1"
+	check bool "$OUTDOOR" || return 1
+	uci set site.location=location
+	uci set site.location.outdoor="$OUTDOOR"
+	uci commit
+}
+
+set_direction() {
+	local DIRECTION="$@"
+	DIRECTION=$(echo "$DIRECTION" | tr "nesw" "NESW") || return 1
+	check direction "$DIRECTION" || return 1
+	uci set site.location=location
+	uci set site.location.direction="$DIRECTION"
+	uci commit
+}
+
+set_tags() {
+	local TAGS="$@"
+	TAGS=$(echo $TAGS | tr -s " ")
+	check simplestring "$TAGS" || return 1
+	uci set site.location=location
+	uci set site.location.tags="$TAGS"
+	uci commit
+}
+
+set_email() {
+	local EMAIL="$@"
+	check email "$EMAIL" || return 1
+	uci set site.contact=contact
+	uci set site.contact.email="$EMAIL"
+	uci commit
+}
+
+set_contact() {
+	local CONTACT="$@"
+	check simplestring "$CONTACT" || return 1
+	uci set site.contact=contact
+	uci set site.contact.name="$CONTACT"
+	uci commit
+}
+
+set_telephone() {
+	local TELEPHONE="$@"
+	check telephone "$TELEPHONE" || return 1
+	uci set site.contact=contact
+	uci set site.contact.telephone="$TELEPHONE"
+	uci commit
+}
+
 ACTION="$1"
 shift
 
@@ -84,7 +183,7 @@ case "$ACTION" in
 		set_hostname $@
 	;;
 
-	wanratelimit)
+	wanlimit)
 		set_wanratelimit $@
 	;;
 
@@ -92,7 +191,43 @@ case "$ACTION" in
 		upgrade_firmware $@
 	;;
 	
+	upgradepath)
+		set_upgradepath	 $@
+	;;
+
+	location)
+		set_location $@
+	;;
+
+	outdoor)
+		set_outdoor $@
+	;;
+
+	direction)
+		set_direction $@
+	;;
+
+	tags)
+		set_tags $@
+	;;
+
+	email)
+		set_email $@
+	;;
+
+	contact)
+		set_contact $@
+	;;
+
+	telephone)
+		set_telephone $@
+	;;
+
 	*)
-		echo "unknown action"
+		echo "unknown action '$ACTION'"
+		exit 1
 	;;
 esac
+
+# dont add anything here so we get the exit status of the action
+
diff --git a/bsp/default/root_file_system/etc/config/site b/bsp/default/root_file_system/etc/config/site
new file mode 100644
index 00000000..89bb835d
--- /dev/null
+++ b/bsp/default/root_file_system/etc/config/site
@@ -0,0 +1,12 @@
+config location 'location'
+	option latitude 0
+	option longitude 0
+	option elevation 0
+	option direction ''
+	option tags 'indoor omnidirectional'
+
+config contact 'contact'
+	option name ''
+	option email ''
+	option telephone ''
+