diff --git a/contrib/test_Gx/readme.txt b/contrib/test_Gx/readme.txt
new file mode 100644
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+++ b/contrib/test_Gx/readme.txt
@@ -0,0 +1,6 @@
+This content was contributed by Krishnan Srinivasan from Allot Communication.
+
+The dictionary entries may need some adjustments to 
+match the content of the dict_dcca_3gpp extension.
+
+Thank you Krishnan!