MACADDR="`ifconfig wlan0 | sed -n 's/.*HWaddr \([0-9A-Fa-f:]\+\).*/\1/p'`"
MACADDR="`ifconfig wlan0 | grep wlan0 | awk -F"addr " '{print $2}' | awk -F"-" 'BEGIN {OFS = ":"}; {print $1,$2,$3,$4,$5,$6}'| awk -F" " '{print $1}'`"