+# Try to kill the l3fwd
+sudo pgrep l3fwd
+if [ $? -eq "0" ]; then
+ success=false
+ sudo pkill l3fwd
+ echo "RC = $?"
+ for attempt in {1..5}; do
+ echo "Checking if l3fwd is still alive, attempt nr ${attempt}"
+ sudo pgrep l3fwd
+ if [ $? -eq "1" ]; then
+ echo "l3fwd is dead"
+ success=true
+ break
+ fi
+ echo "l3fwd is still alive, waiting 1 second"
+ sleep 1
+ done
+ if [ "$success" = false ]; then
+ echo "The command sudo pkill l3fwd failed"
+ sudo pkill -9 l3fwd
+ echo "RC = $?"
+ exit 1
+ fi
+else
+ echo "l3fwd is not running"
+fi
+