How to Get Wifi Signal Strength Indication
In Percentage
while [ 1 ];do clear;a=$(/sbin/iwconfig wlan0 | grep "Link Quality" | awk '{print $2}' | sed 's/.*\=//'); echo $(($((${a%/*} * 100)) / ${a#*/}))%;sleep 1;done
In Normal way
iwconfig wlan0 | grep "Link Quality"
while [ 1 ];do clear;a=$(/sbin/iwconfig wlan0 | grep "Link Quality" | awk '{print $2}' | sed 's/.*\=//'); echo $(($((${a%/*} * 100)) / ${a#*/}))%;sleep 1;done
In Normal way
iwconfig wlan0 | grep "Link Quality"
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