ips="10.233.64.0 10.233.65.0 10.233.70.0 10.233.71.0 10.233.66.0 10.233.69.0 10.233.67.0 10.233.68.0 10.233.73.0 10.233.72.0" IP=$(ifconfig flannel.1 | grep inet | awk {'print $2'} | grep 10.) echo "$HOSTNAME - $IP" for ip in $ips do ping $ip -c1 -W1 > /dev/null status=$(echo $?) if [[ "$status" == "0" ]]; then echo "$IP -> $ip - OK" else echo "$IP -> $ip - NOT OK" fi done