echo "`traceroute  4.4.4.4>/tmp/trace.txt`"
 grep  “1.1.1.1” /tmp/trace.txt &> /dev/null
 if [ $? -eq 0 ] ; then
     echo  “Primary Is UP“
 else
 grep  “2.2.2.2” /tmp/trace.txt &> /dev/null
 if [ $? -eq 0 ] ; then
     echo “ Primary failed, Secondary Running”
else
     echo "Primary & Secondary both failed"
 fi
 fi

traceroute ....
grep .....
...