+ MAPTYPE=""
+ MAPRULE=""
+
+ if [ -n "$MAPE" -a -f /lib/netifd/proto/map.sh ]; then
+ MAPTYPE="map-e"
+ MAPRULE="$MAPE"
+ elif [ -n "$MAPT" -a -f /lib/netifd/proto/map.sh -a -f /proc/net/nat46/control ]; then
+ MAPTYPE="map-t"
+ MAPRULE="$MAPT"
+ elif [ -n "$LW4O6" -a -f /lib/netifd/proto/map.sh ]; then
+ MAPTYPE="lw4o6"
+ MAPRULE="$LW4O6"
+ fi
+
+ [ -n "$ZONE" ] || ZONE=$(fw3 -q network $INTERFACE 2>/dev/null)
+
+ if [ "$IFACE_MAP" != 0 -a -n "$MAPTYPE" -a -n "$MAPRULE" ]; then
+ [ -z "$IFACE_MAP" -o "$IFACE_MAP" = 1 ] && IFACE_MAP=${INTERFACE}_4
+ json_init
+ json_add_string name "$IFACE_MAP"
+ json_add_string ifname "@$INTERFACE"
+ json_add_string proto map
+ json_add_string type "$MAPTYPE"
+ json_add_string _prefsig "$prefsig"
+ [ "$MAPTYPE" = lw4o6 ] && json_add_string _addrsig "$addrsig"
+ json_add_string rule "$MAPRULE"
+ json_add_string tunlink "$INTERFACE"
+ [ -n "$ZONE_MAP" ] || ZONE_MAP=$ZONE
+ [ -n "$ZONE_MAP" ] && json_add_string zone "$ZONE_MAP"
+ [ -n "$IFACE_MAP_DELEGATE" ] && json_add_boolean delegate "$IFACE_MAP_DELEGATE"
+ json_close_object
+ ubus call network add_dynamic "$(json_dump)"
+ elif [ -n "$AFTR" -a "$IFACE_DSLITE" != 0 -a -f /lib/netifd/proto/dslite.sh ]; then
+ [ -z "$IFACE_DSLITE" -o "$IFACE_DSLITE" = 1 ] && IFACE_DSLITE=${INTERFACE}_4