diff --git a/SRC/test-echoping-local b/SRC/test-echoping-local
index 9bbc61e..4fe4a10 100755
--- a/SRC/test-echoping-local
+++ b/SRC/test-echoping-local
@@ -5,6 +5,7 @@
 echo ""
 echo "A message such as 'connection refused' is not always an error"
 echo " you may not have an appropriate server."
+echo " UDP tests can also fail with a timeout if you do not have the server."
 
 ./echoping localhost
 ./echoping -u localhost