--- a/src/wifi/model/block-ack-cache.h	Fri May 06 18:31:42 2011 +0200
+++ b/src/wifi/model/block-ack-cache.h	Fri May 06 18:34:24 2011 +0200
@@ -27,6 +27,11 @@
 class WifiMacHeader;
 class CtrlBAckResponseHeader;
 
+/**
+ * \ingroup wifi
+ * 
+ * 
+ */
 class BlockAckCache
 {
 public: