#!/usr/bin/bash

which iwconfig || exit 1

iface=`iwconfig 2>&1 | grep IEEE |awk '{print $1}'`
while true 
do

iwconfig $iface |grep -i -e rate -e quality |\
 sed 's/=/ /g'|awk '{printf(" %5.1f Db %3.0f\n", $3, $6)}'
sleep 5
done
