#!/bin/shcase "$METHOD" in loopback) exit 0 ;; esacIWCONFIG=/sbin/iwconfigIWPRIV=/sbin/iwprivif [ ! -x $IWCONFIG ]; then  exit 0fi# Detect and do nothing for linux-wlan-ng interfaces;# which are configured by thier own if-pre-up script.if [ -n "$IF_WIRELESS_TYPE" -a "$IF_WIRELESS_TYPE" = "wlan-ng" ]; then  exit 0fiif [ -n "$IF_NEEDS_RESET" ]; then  $IWPRIV "$IFACE" reset 1  sleep 1fiif [ -n "$IF_NEEDS_FIRMWARE" ]; then  $IF_NEEDS_FIRMWARE "$IFACE"fiif [ -n "$IF_WIRELESS_SENS" ]; then  $IWCONFIG "$IFACE" sens $IF_WIRELESS_SENSfiif [ -n "$IF_WIRELESS_RATE" ]; then  $IWCONFIG "$IFACE" rate $IF_WIRELESS_RATEfiif [ -n "$IF_WIRELESS_RTS" ]; then  $IWCONFIG "$IFACE" rts $IF_WIRELESS_RTSfiif [ -n "$IF_WIRELESS_FRAG" ]; then  $IWCONFIG "$IFACE" frag $IF_WIRELESS_FRAGfiif [ -n "$IF_WIRELESS_POWER" ]; then  $IWCONFIG "$IFACE" power $IF_WIRELESS_POWERfiif [ -n "$IF_WIRELESS_POWERPERIOD" ]; then  $IWCONFIG "$IFACE" power period $IF_WIRELESS_POWERPERIODfiif [ -n "$IF_WIRELESS_POWERTIMEOUT" ]; then  $IWCONFIG "$IFACE" power timeout $IF_WIRELESS_POWERTIMEOUTfiif [ -n "$IF_WIRELESS_TXPOWER" ]; then  $IWCONFIG "$IFACE" txpower $IF_WIRELESS_TXPOWERfiif [ -n "$IF_WIRELESS_RETRY" ]; then  $IWCONFIG "$IFACE" retry $IF_WIRELESS_RETRYfiif [ -n "$IF_WIRELESS_NICK" ]; then  $IWCONFIG "$IFACE" nick "$IF_WIRELESS_NICK"fiif [ -n "$IF_WIRELESS_NWID" ]; then  $IWCONFIG "$IFACE" nwid "$IF_WIRELESS_NWID"fiif [ -n "$IF_WIRELESS_ENC" ]; then  eval $IWCONFIG "$IFACE" enc $IF_WIRELESS_ENCfiif [ -n "$IF_WIRELESS_KEY" ]; then  eval $IWCONFIG "$IFACE" key $IF_WIRELESS_KEYfiif [ -n "$IF_WIRELESS_KEY1" ]; then  $IWCONFIG "$IFACE" key [1] "$IF_WIRELESS_KEY1"fiif [ -n "$IF_WIRELESS_KEY2" ]; then  $IWCONFIG "$IFACE" key [2] "$IF_WIRELESS_KEY2"fiif [ -n "$IF_WIRELESS_KEY3" ]; then  $IWCONFIG "$IFACE" key [3] "$IF_WIRELESS_KEY3"fiif [ -n "$IF_WIRELESS_KEY4" ]; then  $IWCONFIG "$IFACE" key [4] "$IF_WIRELESS_KEY4"fiif [ -n "$IF_WIRELESS_DEFAULTKEY" ]; then  $IWCONFIG "$IFACE" key ["$IF_WIRELESS_DEFAULTKEY"]fiif [ -n "$IF_WIRELESS_KEYMODE" ]; then  $IWCONFIG "$IFACE" key "$IF_WIRELESS_KEYMODE"fiif [ -n "$IF_WIRELESS_MODE" ]; then  $IWCONFIG "$IFACE" mode $IF_WIRELESS_MODEfiif [ -n "$IF_WIRELESS_FREQ" ]; then  $IWCONFIG "$IFACE" freq $IF_WIRELESS_FREQfiif [ -n "$IF_WIRELESS_CHANNEL" ]; then  $IWCONFIG "$IFACE" channel $IF_WIRELESS_CHANNELfiif [ -n "$IF_WIRELESS_ESSID" ]; then  $IWCONFIG "$IFACE" essid "$IF_WIRELESS_ESSID"fiif [ -n "$IF_WIRELESS_COMMIT" ]; then  $IWCONFIG "$IFACE" commitfi