You could try using the following script:
#!/bin/bash
SERVERIP=xxx.xxx.xxx.xxx
[email protected]
ping -c 5 $SERVERIP > /dev/null 2>&1
if [ $? -ne 0 ]
then
mail -s "ALERT - Server $SERVERIP is down" $EMAIL < /dev/null
else
mail -s "Server $SERVERIP is up" $EMAIL < /dev/null
fi...