All CCNx faces are now available through FaceList object attribute
diff --git a/model/ccnx-forwarding-strategy.h b/model/ccnx-forwarding-strategy.h
index aff0909..bb11ec6 100644
--- a/model/ccnx-forwarding-strategy.h
+++ b/model/ccnx-forwarding-strategy.h
@@ -96,6 +96,7 @@
   
 protected:  
   Ptr<CcnxPit> m_pit;
+  Ptr<Ccnx> m_ccnx; // just for tracing purposes. Should not be used in any other way
 };
 
 } //namespace ns3